DISEASE CHARACTERISTICS:

• Histologically confirmed advanced or metastatic solid tumor or lymphoma for which no curative or standard effective therapy exists
• Measurable or evaluable disease
• Primary brain tumors or brain metastases allowed provided neurologic deficits are stable and do not preclude study compliance

PATIENT CHARACTERISTICS:

Age

• 18 and over

Performance status

• ECOG 0-1

Life expectancy

• At least 3 months

Hematopoietic

• Granulocyte count at least 1,500/mm^3
• Platelet count at least 100,000/mm^3
• Hematocrit at least 30% (transfusion allowed)
• No bleeding diathesis

Hepatic

• PT and PTT no greater than 1.5 times the upper limit of normal (ULN)
• Bilirubin no greater than 1.5 times ULN
• ALT and AST no greater than 1.5 times ULN (3 times ULN if liver metastases present)
• Albumin at least 2.5 gm/dL

Renal

• Creatinine no greater than 2.0 mg/dL

Cardiovascular

• At least 3 months since prior myocardial infarction
• No symptomatic coronary artery disease
• No arrhythmias requiring medication
• No uncontrolled congestive heart failure

Pulmonary

• No dyspnea on minimal or moderate exertion
• DLCO and FEV1 at least 60% predicted

Other

• Not pregnant or nursing
• Negative pregnancy test
• Fertile patients must use effective contraception
• No uncontrolled active bleeding (e.g., active peptic ulcer disease)
• No active infection
• HIV negative

PRIOR CONCURRENT THERAPY:

Biologic therapy

• Recovered from acute toxicities of prior biologic therapy (persisting, chronic toxicity allowed if stable and no greater than grade 1)

Chemotherapy

• More than 6 months since prior high-dose chemotherapy with stem cell support
• More than 3 weeks since prior cytotoxic chemotherapy (6 weeks for mitomycin or nitrosoureas)
• Recovered from acute toxicities of prior chemotherapy (persisting, chronic toxicity allowed if stable and no greater than grade 1)

Endocrine therapy

• At least 2 weeks since prior hormonal therapy

Radiotherapy

• Recovered from acute toxicities of prior radiotherapy (persisting, chronic toxicity allowed if stable and no greater than grade 1)

Surgery

• At least 2 weeks since prior surgery

Other

• No other concurrent standard or investigational treatment for cancer
• No concurrent disulfiram