[INFO] cloning repository https://github.com/macdonaldo/monkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/macdonaldo/monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacdonaldo%2Fmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacdonaldo%2Fmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1728597c8942f215429d4c6f17c8d74587f226da
[INFO] testing macdonaldo/monkey against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacdonaldo%2Fmonkey" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/macdonaldo/monkey on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/macdonaldo/monkey
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/macdonaldo/monkey
[INFO] tweaked toml for git repo https://github.com/macdonaldo/monkey written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/macdonaldo/monkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a1c7afb6194e7be4fc0065d47f8d816d3d7b4399fb171513116fc762928c098
[INFO] running `Command { std: "docker" "start" "-a" "5a1c7afb6194e7be4fc0065d47f8d816d3d7b4399fb171513116fc762928c098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1c7afb6194e7be4fc0065d47f8d816d3d7b4399fb171513116fc762928c098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1c7afb6194e7be4fc0065d47f8d816d3d7b4399fb171513116fc762928c098", kill_on_drop: false }`
[INFO] [stdout] 5a1c7afb6194e7be4fc0065d47f8d816d3d7b4399fb171513116fc762928c098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178e1b696a0f185e159db05c2f0d2e071ac80535d04e1d5d693bec79a3e2ab03
[INFO] running `Command { std: "docker" "start" "-a" "178e1b696a0f185e159db05c2f0d2e071ac80535d04e1d5d693bec79a3e2ab03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.04s
[INFO] running `Command { std: "docker" "inspect" "178e1b696a0f185e159db05c2f0d2e071ac80535d04e1d5d693bec79a3e2ab03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178e1b696a0f185e159db05c2f0d2e071ac80535d04e1d5d693bec79a3e2ab03", kill_on_drop: false }`
[INFO] [stdout] 178e1b696a0f185e159db05c2f0d2e071ac80535d04e1d5d693bec79a3e2ab03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4a11ff79f8b2ee27660e55b8dcb12820acfbfc994d7eaf9a99426ec9f72a23b
[INFO] running `Command { std: "docker" "start" "-a" "a4a11ff79f8b2ee27660e55b8dcb12820acfbfc994d7eaf9a99426ec9f72a23b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `Command { std: "docker" "inspect" "a4a11ff79f8b2ee27660e55b8dcb12820acfbfc994d7eaf9a99426ec9f72a23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a11ff79f8b2ee27660e55b8dcb12820acfbfc994d7eaf9a99426ec9f72a23b", kill_on_drop: false }`
[INFO] [stdout] a4a11ff79f8b2ee27660e55b8dcb12820acfbfc994d7eaf9a99426ec9f72a23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 521b11832e5ccb0c9a02ddd73730abcce5f75d5cce3a7ce4f8eff3a93def7e3e
[INFO] running `Command { std: "docker" "start" "-a" "521b11832e5ccb0c9a02ddd73730abcce5f75d5cce3a7ce4f8eff3a93def7e3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-04874d3cea803495)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/evaluator.rs (/opt/rustwide/target/debug/deps/evaluator-e2463f8303b91da2)
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_bang_operator ... ok
[INFO] [stdout] test test_eval_string_expression ... ok
[INFO] [stdout] test test_eval_bool_expression ... ok
[INFO] [stdout] test test_closures ... ok
[INFO] [stdout] test test_error_handling ... ok
[INFO] [stdout] test test_eval_integer_expression ... ok
[INFO] [stdout] test test_function_object ... ok
[INFO] [stdout] test test_function_application ... ok
[INFO] [stderr]      Running tests/parser.rs (/opt/rustwide/target/debug/deps/parser-fe690304a84dfd29)
[INFO] [stdout] test test_return_statement ... ok
[INFO] [stdout] test test_if_else_expression ... ok
[INFO] [stdout] test test_let_statements ... ok
[INFO] [stdout] test test_string_comparison ... ok
[INFO] [stdout] test test_string_concatenation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test identifer_expressions ... ok
[INFO] [stdout] test let_statements_1 ... ok
[INFO] [stdout] test parsing_infix_expressions ... ok
[INFO] [stdout] test return_statements_1 ... ok
[INFO] [stdout] test parsing_prefix_expressions ... ok
[INFO] [stdout] test test_call_expression_parsing ... ok
[INFO] [stdout] test test_call_expression_parameter_parsing ... ok
[INFO] [stdout] test test_boolean_expressions ... ok
[INFO] [stdout] test pretty_printing ... ok
[INFO] [stdout] test test_function_parameter_parsing ... ok
[INFO] [stdout] test test_if_expression ... ok
[INFO] [stdout] test test_if_else_expression ... ok
[INFO] [stdout] test test_integer_literal_expressions ... ok
[INFO] [stdout] test operator_precedence_parsing_expressions ... ok
[INFO] [stderr]      Running tests/lexer.rs (/opt/rustwide/target/debug/deps/tests-47bfe0a3c9f22097)
[INFO] [stdout] test test_let_statements ... ok
[INFO] [stdout] test test_string_literal_expressions ... ok
[INFO] [stdout] test test_parse_function_literal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lexer_1_next_token ... ok
[INFO] [stdout] test lexer_2_next_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "521b11832e5ccb0c9a02ddd73730abcce5f75d5cce3a7ce4f8eff3a93def7e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521b11832e5ccb0c9a02ddd73730abcce5f75d5cce3a7ce4f8eff3a93def7e3e", kill_on_drop: false }`
[INFO] [stdout] 521b11832e5ccb0c9a02ddd73730abcce5f75d5cce3a7ce4f8eff3a93def7e3e