[INFO] cloning repository https://github.com/gokayokyay/monkey-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gokayokyay/monkey-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50fc85a0d6f207da6d73fa2526705931af776f21
[INFO] testing gokayokyay/monkey-rust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgokayokyay%2Fmonkey-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gokayokyay/monkey-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gokayokyay/monkey-rust
[INFO] finished tweaking git repo https://github.com/gokayokyay/monkey-rust
[INFO] tweaked toml for git repo https://github.com/gokayokyay/monkey-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gokayokyay/monkey-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 672e2a424a34cc1448523a5ed069919ac3d455e9e04d1e3284b514c26e75a868
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "672e2a424a34cc1448523a5ed069919ac3d455e9e04d1e3284b514c26e75a868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "672e2a424a34cc1448523a5ed069919ac3d455e9e04d1e3284b514c26e75a868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672e2a424a34cc1448523a5ed069919ac3d455e9e04d1e3284b514c26e75a868", kill_on_drop: false }`
[INFO] [stdout] 672e2a424a34cc1448523a5ed069919ac3d455e9e04d1e3284b514c26e75a868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00407e98739534f7251e4ef039e89f1a6901f2f96f51103e64c49d739d6abab9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00407e98739534f7251e4ef039e89f1a6901f2f96f51103e64c49d739d6abab9", 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 1.20s
[INFO] running `Command { std: "docker" "inspect" "00407e98739534f7251e4ef039e89f1a6901f2f96f51103e64c49d739d6abab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00407e98739534f7251e4ef039e89f1a6901f2f96f51103e64c49d739d6abab9", kill_on_drop: false }`
[INFO] [stdout] 00407e98739534f7251e4ef039e89f1a6901f2f96f51103e64c49d739d6abab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41d933bad5fa2475fc9edc1cc5fa9dccb5f20fd3f1812aad0231f9bd0925d256
[INFO] running `Command { std: "docker" "start" "-a" "41d933bad5fa2475fc9edc1cc5fa9dccb5f20fd3f1812aad0231f9bd0925d256", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "41d933bad5fa2475fc9edc1cc5fa9dccb5f20fd3f1812aad0231f9bd0925d256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d933bad5fa2475fc9edc1cc5fa9dccb5f20fd3f1812aad0231f9bd0925d256", kill_on_drop: false }`
[INFO] [stdout] 41d933bad5fa2475fc9edc1cc5fa9dccb5f20fd3f1812aad0231f9bd0925d256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3381a15eff964e451a21d40e927d1f9676eada91a4d0f7ee60226743227afd79
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3381a15eff964e451a21d40e927d1f9676eada91a4d0f7ee60226743227afd79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monkey-bc27498fc81caf6a
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test ast::ast::test::test_string ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_error_handling ... ok
[INFO] [stdout] test parser::parser::tests::test_let_statement_expressions ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_if_else_expressions ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_bang_operator ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_infix_expressions_bool ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_eval_boolean_expression ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_let_statements ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_eval_integer_expression ... ok
[INFO] [stdout] test evaluator::evaluator::tests::test_return_statements ... ok
[INFO] [stdout] test parser::parser::tests::test_let_statements ... ok
[INFO] [stdout] test lexer::lexer::tests::test_next_token ... ok
[INFO] [stdout] test parser::parser::tests::test_boolean_expressions ... ok
[INFO] [stdout] test parser::parser::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test parser::parser::tests::test_function_literal_parsing ... ok
[INFO] [stdout] test parser::parser::tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::parser::tests::test_if_expression ... ok
[INFO] [stdout] test parser::parser::tests::test_integer_literal_expressions ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_prefix_expressions_int ... ok
[INFO] [stdout] test parser::parser::tests::test_return_statement ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_infix_expressions_int ... ok
[INFO] [stdout] test parser::parser::tests::test_parsing_prefix_expressions_bool ... ok
[INFO] [stdout] test parser::parser::tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3381a15eff964e451a21d40e927d1f9676eada91a4d0f7ee60226743227afd79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3381a15eff964e451a21d40e927d1f9676eada91a4d0f7ee60226743227afd79", kill_on_drop: false }`
[INFO] [stdout] 3381a15eff964e451a21d40e927d1f9676eada91a4d0f7ee60226743227afd79