[INFO] cloning repository https://github.com/showbufire/monkey-lang-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/showbufire/monkey-lang-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c74642b10b3b1aa8a9b64e605ce2a354d05815
[INFO] testing showbufire/monkey-lang-in-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshowbufire%2Fmonkey-lang-in-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/showbufire/monkey-lang-in-rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/showbufire/monkey-lang-in-rust
[INFO] finished tweaking git repo https://github.com/showbufire/monkey-lang-in-rust
[INFO] tweaked toml for git repo https://github.com/showbufire/monkey-lang-in-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/showbufire/monkey-lang-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23866aad88c7a636952120ea733c021bbbf2bdaab88279b3f296acd72e09d802
[INFO] running `Command { std: "docker" "start" "-a" "23866aad88c7a636952120ea733c021bbbf2bdaab88279b3f296acd72e09d802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23866aad88c7a636952120ea733c021bbbf2bdaab88279b3f296acd72e09d802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23866aad88c7a636952120ea733c021bbbf2bdaab88279b3f296acd72e09d802", kill_on_drop: false }`
[INFO] [stdout] 23866aad88c7a636952120ea733c021bbbf2bdaab88279b3f296acd72e09d802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8955e5983419cfad2eb97d2906fa8a3effc6c002bc70ac3ce2ca9d9a35c87134
[INFO] running `Command { std: "docker" "start" "-a" "8955e5983419cfad2eb97d2906fa8a3effc6c002bc70ac3ce2ca9d9a35c87134", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]   --> src/lexer.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pos: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `Command { std: "docker" "inspect" "8955e5983419cfad2eb97d2906fa8a3effc6c002bc70ac3ce2ca9d9a35c87134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8955e5983419cfad2eb97d2906fa8a3effc6c002bc70ac3ce2ca9d9a35c87134", kill_on_drop: false }`
[INFO] [stdout] 8955e5983419cfad2eb97d2906fa8a3effc6c002bc70ac3ce2ca9d9a35c87134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8bcf819dce2bba13bf5a4e58b0fa12e4eeb295a22d75f315049d24e5cf1b099
[INFO] running `Command { std: "docker" "start" "-a" "a8bcf819dce2bba13bf5a4e58b0fa12e4eeb295a22d75f315049d24e5cf1b099", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `pos`
[INFO] [stdout]   --> src/lexer.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pos: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "a8bcf819dce2bba13bf5a4e58b0fa12e4eeb295a22d75f315049d24e5cf1b099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8bcf819dce2bba13bf5a4e58b0fa12e4eeb295a22d75f315049d24e5cf1b099", kill_on_drop: false }`
[INFO] [stdout] a8bcf819dce2bba13bf5a4e58b0fa12e4eeb295a22d75f315049d24e5cf1b099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dc2c451c08d877f144f8d4a4a36ce93c2b4255c9caddc8cc233dea571ccc247
[INFO] running `Command { std: "docker" "start" "-a" "0dc2c451c08d877f144f8d4a4a36ce93c2b4255c9caddc8cc233dea571ccc247", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `pos`
[INFO] [stderr]   --> src/lexer.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pos: usize,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey-8d491de00929a920)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test parser::tests::test_let_statement ... ok
[INFO] [stdout] test parser::tests::test_lexer_error ... ok
[INFO] [stdout] test parser::tests::test_if_expression ... ok
[INFO] [stdout] test parser::tests::test_not_expression_error ... ok
[INFO] [stdout] test parser::tests::test_not_identifier_error ... ok
[INFO] [stdout] test parser::tests::test_expression_statement ... ok
[INFO] [stdout] test parser::tests::test_return_statement ... ok
[INFO] [stdout] test parser::tests::test_unexpected_token_error ... ok
[INFO] [stdout] test parser::tests::test_call_expression ... ok
[INFO] [stdout] test lexer::tests::test_unknown_token ... ok
[INFO] [stdout] test lexer::tests::test_next_token_with_ident ... ok
[INFO] [stdout] test evaluator::tests::test_call_expression ... ok
[INFO] [stdout] test evaluator::tests::test_single_expression ... ok
[INFO] [stdout] test lexer::tests::test_next_token ... ok
[INFO] [stdout] test evaluator::tests::test_function_literal ... ok
[INFO] [stdout] test evaluator::tests::test_array ... ok
[INFO] [stdout] test parser::tests::test_function_literal ... ok
[INFO] [stdout] test evaluator::tests::test_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0dc2c451c08d877f144f8d4a4a36ce93c2b4255c9caddc8cc233dea571ccc247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc2c451c08d877f144f8d4a4a36ce93c2b4255c9caddc8cc233dea571ccc247", kill_on_drop: false }`
[INFO] [stdout] 0dc2c451c08d877f144f8d4a4a36ce93c2b4255c9caddc8cc233dea571ccc247