[INFO] cloning repository https://github.com/cronokirby/poline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cronokirby/poline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fpoline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fpoline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36c725fe4203343403f0dc1463fce0f76b29147e
[INFO] testing cronokirby/poline against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fpoline" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cronokirby/poline 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 git repo https://github.com/cronokirby/poline
[INFO] finished tweaking git repo https://github.com/cronokirby/poline
[INFO] tweaked toml for git repo https://github.com/cronokirby/poline written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/cronokirby/poline 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 6610603a28f92d383fe3455374beb98bf8988086772e398f7e77f0d06afa5cb8
[INFO] running `Command { std: "docker" "start" "-a" "6610603a28f92d383fe3455374beb98bf8988086772e398f7e77f0d06afa5cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6610603a28f92d383fe3455374beb98bf8988086772e398f7e77f0d06afa5cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6610603a28f92d383fe3455374beb98bf8988086772e398f7e77f0d06afa5cb8", kill_on_drop: false }`
[INFO] [stdout] 6610603a28f92d383fe3455374beb98bf8988086772e398f7e77f0d06afa5cb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] c00afaa774ed0931b8d9b235614904b49ad426dfe931121ff903e4ebf7f8083f
[INFO] running `Command { std: "docker" "start" "-a" "c00afaa774ed0931b8d9b235614904b49ad426dfe931121ff903e4ebf7f8083f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling poline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `running`
[INFO] [stdout]    --> src/interpreter.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn running(frames: Frames) -> Self {
[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 3.28s
[INFO] running `Command { std: "docker" "inspect" "c00afaa774ed0931b8d9b235614904b49ad426dfe931121ff903e4ebf7f8083f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00afaa774ed0931b8d9b235614904b49ad426dfe931121ff903e4ebf7f8083f", kill_on_drop: false }`
[INFO] [stdout] c00afaa774ed0931b8d9b235614904b49ad426dfe931121ff903e4ebf7f8083f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 14ebda5583650354dcd743b08e7f1398d80763e81a780890f0197f65a5bb2606
[INFO] running `Command { std: "docker" "start" "-a" "14ebda5583650354dcd743b08e7f1398d80763e81a780890f0197f65a5bb2606", kill_on_drop: false }`
[INFO] [stderr]    Compiling poline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `running`
[INFO] [stdout]    --> src/interpreter.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn running(frames: Frames) -> Self {
[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 1.54s
[INFO] running `Command { std: "docker" "inspect" "14ebda5583650354dcd743b08e7f1398d80763e81a780890f0197f65a5bb2606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ebda5583650354dcd743b08e7f1398d80763e81a780890f0197f65a5bb2606", kill_on_drop: false }`
[INFO] [stdout] 14ebda5583650354dcd743b08e7f1398d80763e81a780890f0197f65a5bb2606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] d9dcdda2f6c55a89d8093e8bcd230c3047490222679e8f225d328f03348891e0
[INFO] running `Command { std: "docker" "start" "-a" "d9dcdda2f6c55a89d8093e8bcd230c3047490222679e8f225d328f03348891e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `running`
[INFO] [stderr]    --> src/interpreter.rs:226:8
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn running(frames: Frames) -> Self {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `poline` (bin "poline" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poline-7041f55e451c8846)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test interpreter::test::interpreter_can_call_functions ... ok
[INFO] [stdout] test interpreter::test::threads_dont_reuse_identifiers ... ok
[INFO] [stdout] test parser::test::lexer_can_parse_strings ... ok
[INFO] [stdout] test parser::test::lexer_errors_on_unterminated_strings ... ok
[INFO] [stdout] test interpreter::test::interpreter_can_call_functions_with_too_little_args ... ok
[INFO] [stdout] test interpreter::test::interpreter_can_handle_basic_send_and_recieve ... ok
[INFO] [stdout] test parser::test::lexer_ignores_whitespace ... ok
[INFO] [stdout] test interpreter::test::interpreter_can_spawn_functions ... ok
[INFO] [stdout] test parser::test::lexer_works_for_semicolons ... ok
[INFO] [stdout] test parser::test::lexer_works_for_braces ... ok
[INFO] [stdout] test interpreter::test::interpreter_can_print_spawned_threads ... ok
[INFO] [stdout] test parser::test::lexer_works_on_parens_and_comma ... ok
[INFO] [stdout] test interpreter::test::interpreter_can_call_functions_with_too_many_args ... ok
[INFO] [stdout] test parser::test::lexer_works_for_to_and_as ... ok
[INFO] [stdout] test parser::test::parser_works_on_example_program ... ok
[INFO] [stdout] test parser::test::lexer_works_on_identifiers_and_keywords ... ok
[INFO] [stdout] test parser::test::lexer_works_on_multiple_arg_names ... ok
[INFO] [stdout] test interpreter::test::interpreter_works_on_print ... ok
[INFO] [stdout] test simplifier::test::simplify_works_on_function_names ... ok
[INFO] [stdout] test simplifier::test::simplify_can_handle_string_litterals ... ok
[INFO] [stdout] test simplifier::test::simplify_can_handle_spawn_and_send ... ok
[INFO] [stdout] test simplifier::test::simplify_can_handle_shadowing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d9dcdda2f6c55a89d8093e8bcd230c3047490222679e8f225d328f03348891e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9dcdda2f6c55a89d8093e8bcd230c3047490222679e8f225d328f03348891e0", kill_on_drop: false }`
[INFO] [stdout] d9dcdda2f6c55a89d8093e8bcd230c3047490222679e8f225d328f03348891e0