[INFO] fetching crate rust-scheme 0.1.2-alpha.1...
[INFO] testing rust-scheme-0.1.2-alpha.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-scheme 0.1.2-alpha.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rust-scheme 0.1.2-alpha.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-scheme 0.1.2-alpha.1
[INFO] finished tweaking crates.io crate rust-scheme 0.1.2-alpha.1
[INFO] tweaked toml for crates.io crate rust-scheme 0.1.2-alpha.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rust-scheme 0.1.2-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e330b7c73df94d3e7e8181c7608150f972e9f418122f816c6494d37950ac5c91
[INFO] running `Command { std: "docker" "start" "-a" "e330b7c73df94d3e7e8181c7608150f972e9f418122f816c6494d37950ac5c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e330b7c73df94d3e7e8181c7608150f972e9f418122f816c6494d37950ac5c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e330b7c73df94d3e7e8181c7608150f972e9f418122f816c6494d37950ac5c91", kill_on_drop: false }`
[INFO] [stdout] e330b7c73df94d3e7e8181c7608150f972e9f418122f816c6494d37950ac5c91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c8958254e333e619d0274ea796f26e55d5d5aac41796f8ad95a1fe70d32eef
[INFO] running `Command { std: "docker" "start" "-a" "a3c8958254e333e619d0274ea796f26e55d5d5aac41796f8ad95a1fe70d32eef", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-scheme v0.1.2-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "a3c8958254e333e619d0274ea796f26e55d5d5aac41796f8ad95a1fe70d32eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c8958254e333e619d0274ea796f26e55d5d5aac41796f8ad95a1fe70d32eef", kill_on_drop: false }`
[INFO] [stdout] a3c8958254e333e619d0274ea796f26e55d5d5aac41796f8ad95a1fe70d32eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d5ee62e6bb880bb50506c1233cd16ef755451b2f297b3683c7d1f65e5fa2906
[INFO] running `Command { std: "docker" "start" "-a" "8d5ee62e6bb880bb50506c1233cd16ef755451b2f297b3683c7d1f65e5fa2906", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-scheme v0.1.2-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "8d5ee62e6bb880bb50506c1233cd16ef755451b2f297b3683c7d1f65e5fa2906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5ee62e6bb880bb50506c1233cd16ef755451b2f297b3683c7d1f65e5fa2906", kill_on_drop: false }`
[INFO] [stdout] 8d5ee62e6bb880bb50506c1233cd16ef755451b2f297b3683c7d1f65e5fa2906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 314ec5c83224d85c10af2ecd1a6fcf913936739bf34cfd5d022afe2a90a32ffa
[INFO] running `Command { std: "docker" "start" "-a" "314ec5c83224d85c10af2ecd1a6fcf913936739bf34cfd5d022afe2a90a32ffa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_scheme-a19609fa6975930a)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test interpreter::undefined ... ok
[INFO] [stdout] test lexer::string ... ok
[INFO] [stdout] test lexer::comment ... ok
[INFO] [stdout] test lexer::simple_tokens ... ok
[INFO] [stdout] test lexer::number ... ok
[INFO] [stdout] test lexer::empty_text ... ok
[INFO] [stdout] test lexer::atmosphere ... ok
[INFO] [stdout] test interpreter::variable_definition ... ok
[INFO] [stdout] test lexer::character ... ok
[INFO] [stdout] test interpreter::procedure_definition ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_scheme-72dc672e14ad5c19)
[INFO] [stdout] test parser::integer ... ok
[INFO] [stdout] test parser::empty ... ok
[INFO] [stdout] test parser::unmatched_parantheses ... ok
[INFO] [stdout] test parser::identifier ... ok
[INFO] [stdout] test parser::real_number ... ok
[INFO] [stdout] test parser::rational ... ok
[INFO] [stdout] test lexer::identifier ... ok
[INFO] [stdout] test interpreter::number ... ok
[INFO] [stdout] test interpreter::procedure_as_data ... ok
[INFO] [stdout] test interpreter::local_environment ... ok
[INFO] [stdout] test parser::procedure_call ... ok
[INFO] [stdout] test parser::nested_procedure_call ... ok
[INFO] [stdout] test interpreter::lambda_call ... ok
[INFO] [stdout] test interpreter::arithmetic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test lexer::identifier ... ok
[INFO] [stdout] test lexer::number ... ok
[INFO] [stdout] test lexer::simple_tokens ... ok
[INFO] [stdout] test interpreter::procedure_as_data ... ok
[INFO] [stdout] test interpreter::lambda_call ... ok
[INFO] [stdout] test lexer::comment ... ok
[INFO] [stdout] test interpreter::number ... ok
[INFO] [stdout] test lexer::string ... ok
[INFO] [stdout] test lexer::empty_text ... ok
[INFO] [stdout] test lexer::character ... ok
[INFO] [stdout] test interpreter::local_environment ... ok
[INFO] [stdout] test interpreter::arithmetic ... ok
[INFO] [stdout] test parser::empty ... ok
[INFO] [stdout] test parser::identifier ... ok
[INFO] [stdout] test parser::integer ... ok
[INFO] [stdout] test parser::nested_procedure_call ... ok
[INFO] [stdout] test interpreter::variable_definition ... ok
[INFO] [stdout] test lexer::atmosphere ... ok
[INFO] [stdout] test parser::rational ... ok
[INFO] [stdout] test parser::real_number ... ok
[INFO] [stdout] test parser::procedure_call ... ok
[INFO] [stdout] test parser::unmatched_parantheses ... ok
[INFO] [stderr]    Doc-tests rust-scheme
[INFO] [stdout] test interpreter::procedure_definition ... ok
[INFO] [stdout] test interpreter::undefined ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "314ec5c83224d85c10af2ecd1a6fcf913936739bf34cfd5d022afe2a90a32ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314ec5c83224d85c10af2ecd1a6fcf913936739bf34cfd5d022afe2a90a32ffa", kill_on_drop: false }`
[INFO] [stdout] 314ec5c83224d85c10af2ecd1a6fcf913936739bf34cfd5d022afe2a90a32ffa