[INFO] cloning repository https://github.com/bnm3k/monkey_lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnm3k/monkey_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnm3k%2Fmonkey_lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnm3k%2Fmonkey_lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84120bed48bbebb350c6ab35e85b4e6d1bffac81
[INFO] checking bnm3k/monkey_lang/84120bed48bbebb350c6ab35e85b4e6d1bffac81 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnm3k%2Fmonkey_lang" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnm3k/monkey_lang on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bnm3k/monkey_lang
[INFO] finished tweaking git repo https://github.com/bnm3k/monkey_lang
[INFO] tweaked toml for git repo https://github.com/bnm3k/monkey_lang written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bnm3k/monkey_lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 577a8efae69dbe82266a98ff6bd292fc385dfc38fd443c0edc97087c05c4c786
[INFO] running `Command { std: "docker" "start" "-a" "577a8efae69dbe82266a98ff6bd292fc385dfc38fd443c0edc97087c05c4c786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "577a8efae69dbe82266a98ff6bd292fc385dfc38fd443c0edc97087c05c4c786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577a8efae69dbe82266a98ff6bd292fc385dfc38fd443c0edc97087c05c4c786", kill_on_drop: false }`
[INFO] [stdout] 577a8efae69dbe82266a98ff6bd292fc385dfc38fd443c0edc97087c05c4c786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de93e87dcbd88889e8efd204fbee34315dc1cc783505b4b0f7d620e9e6e53402
[INFO] running `Command { std: "docker" "start" "-a" "de93e87dcbd88889e8efd204fbee34315dc1cc783505b4b0f7d620e9e6e53402", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]     Checking monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/object.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         state.finish();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let _ = state.finish();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]   --> src/object.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         state.finish();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let _ = state.finish();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "de93e87dcbd88889e8efd204fbee34315dc1cc783505b4b0f7d620e9e6e53402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de93e87dcbd88889e8efd204fbee34315dc1cc783505b4b0f7d620e9e6e53402", kill_on_drop: false }`
[INFO] [stdout] de93e87dcbd88889e8efd204fbee34315dc1cc783505b4b0f7d620e9e6e53402