[INFO] cloning repository https://github.com/adam-mcdaniel/maroon-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adam-mcdaniel/maroon-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-mcdaniel%2Fmaroon-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-mcdaniel%2Fmaroon-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 375b6d8192cd753413d0fdc55a81ed6de8189104 [INFO] testing adam-mcdaniel/maroon-lang 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%2Fadam-mcdaniel%2Fmaroon-lang" "/workspace/builds/worker-37/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'... 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[INFO] validating manifest of git repo https://github.com/adam-mcdaniel/maroon-lang 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/adam-mcdaniel/maroon-lang [INFO] finished tweaking git repo https://github.com/adam-mcdaniel/maroon-lang [INFO] tweaked toml for git repo https://github.com/adam-mcdaniel/maroon-lang written to /workspace/builds/worker-37/source/Cargo.toml [INFO] crate git repo https://github.com/adam-mcdaniel/maroon-lang 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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] b52cd66bc761d4c2f98d6336305ed7c03f7f7ee560f09762daee4125f0f928d0 [INFO] running `Command { std: "docker" "start" "-a" "b52cd66bc761d4c2f98d6336305ed7c03f7f7ee560f09762daee4125f0f928d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b52cd66bc761d4c2f98d6336305ed7c03f7f7ee560f09762daee4125f0f928d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b52cd66bc761d4c2f98d6336305ed7c03f7f7ee560f09762daee4125f0f928d0", kill_on_drop: false }` [INFO] [stdout] b52cd66bc761d4c2f98d6336305ed7c03f7f7ee560f09762daee4125f0f928d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] a5e9fee84918ab58146e2eeac506f8857f2c3f03f64ccf932a8eb83f36bc7f07 [INFO] running `Command { std: "docker" "start" "-a" "a5e9fee84918ab58146e2eeac506f8857f2c3f03f64ccf932a8eb83f36bc7f07", kill_on_drop: false }` [INFO] [stderr] Compiling tools v0.1.0 (/opt/rustwide/workdir/tools) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tools/src/preprocessor.rs:108:17 [INFO] [stdout] | [INFO] [stdout] 108 | let mut i = expressions.len() - 1; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tools/src/preprocessor.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 112 | let mut s = &mut expressions[i]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling maroon v1.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "a5e9fee84918ab58146e2eeac506f8857f2c3f03f64ccf932a8eb83f36bc7f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5e9fee84918ab58146e2eeac506f8857f2c3f03f64ccf932a8eb83f36bc7f07", kill_on_drop: false }` [INFO] [stdout] a5e9fee84918ab58146e2eeac506f8857f2c3f03f64ccf932a8eb83f36bc7f07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] e8ff40ba7ba30a215855043cdbbf1884908284ce382df52aa0652304d5b8f773 [INFO] running `Command { std: "docker" "start" "-a" "e8ff40ba7ba30a215855043cdbbf1884908284ce382df52aa0652304d5b8f773", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tools/src/preprocessor.rs:108:17 [INFO] [stdout] | [INFO] [stdout] 108 | let mut i = expressions.len() - 1; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling maroon v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tools/src/preprocessor.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 112 | let mut s = &mut expressions[i]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "e8ff40ba7ba30a215855043cdbbf1884908284ce382df52aa0652304d5b8f773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8ff40ba7ba30a215855043cdbbf1884908284ce382df52aa0652304d5b8f773", kill_on_drop: false }` [INFO] [stdout] e8ff40ba7ba30a215855043cdbbf1884908284ce382df52aa0652304d5b8f773 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] dd497e69033700caab327810d615113cdfcdfc155dfe599614225083c5bbc350 [INFO] running `Command { std: "docker" "start" "-a" "dd497e69033700caab327810d615113cdfcdfc155dfe599614225083c5bbc350", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] [INFO] [stderr] --> tools/src/preprocessor.rs:108:17 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 108 | let mut i = expressions.len() - 1; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ----^ [INFO] [stdout] [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tools/src/preprocessor.rs:112:21 [INFO] [stderr] | [INFO] [stderr] 112 | let mut s = &mut expressions[i]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `tools` (lib) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/maroon-0996d6d106c1c515) [INFO] running `Command { std: "docker" "inspect" "dd497e69033700caab327810d615113cdfcdfc155dfe599614225083c5bbc350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd497e69033700caab327810d615113cdfcdfc155dfe599614225083c5bbc350", kill_on_drop: false }` [INFO] [stdout] dd497e69033700caab327810d615113cdfcdfc155dfe599614225083c5bbc350