[INFO] cloning repository https://github.com/carlrizk/monkey-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carlrizk/monkey-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlrizk%2Fmonkey-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlrizk%2Fmonkey-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b35db6e26c1ccfbac94742c6eb83068f936494da
[INFO] testing carlrizk/monkey-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlrizk%2Fmonkey-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carlrizk/monkey-rs
[INFO] finished tweaking git repo https://github.com/carlrizk/monkey-rs
[INFO] tweaked toml for git repo https://github.com/carlrizk/monkey-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carlrizk/monkey-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carlrizk/monkey-rs 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d98cf71085334430cd3d5e1bfc1ba569457e101dfcf475c78a44277f9d4a9684
[INFO] running `Command { std: "docker" "start" "-a" "d98cf71085334430cd3d5e1bfc1ba569457e101dfcf475c78a44277f9d4a9684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98cf71085334430cd3d5e1bfc1ba569457e101dfcf475c78a44277f9d4a9684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98cf71085334430cd3d5e1bfc1ba569457e101dfcf475c78a44277f9d4a9684", kill_on_drop: false }`
[INFO] [stdout] d98cf71085334430cd3d5e1bfc1ba569457e101dfcf475c78a44277f9d4a9684
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b88895532e5415ea6cfef31b273ac83c0648b79261ed21a8cfc23070d2c6328
[INFO] running `Command { std: "docker" "start" "-a" "0b88895532e5415ea6cfef31b273ac83c0648b79261ed21a8cfc23070d2c6328", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `token_type` and `start` are never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     token_type: TokenType,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "0b88895532e5415ea6cfef31b273ac83c0648b79261ed21a8cfc23070d2c6328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b88895532e5415ea6cfef31b273ac83c0648b79261ed21a8cfc23070d2c6328", kill_on_drop: false }`
[INFO] [stdout] 0b88895532e5415ea6cfef31b273ac83c0648b79261ed21a8cfc23070d2c6328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae24b7caa4e5b5aea0f8a3b722650529f7908fa982e533582a09a2b5e82c143c
[INFO] running `Command { std: "docker" "start" "-a" "ae24b7caa4e5b5aea0f8a3b722650529f7908fa982e533582a09a2b5e82c143c", kill_on_drop: false }`
[INFO] [stdout] warning: fields `token_type` and `start` are never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     token_type: TokenType,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monkey-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `start` is never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     token_type: TokenType,
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "ae24b7caa4e5b5aea0f8a3b722650529f7908fa982e533582a09a2b5e82c143c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae24b7caa4e5b5aea0f8a3b722650529f7908fa982e533582a09a2b5e82c143c", kill_on_drop: false }`
[INFO] [stdout] ae24b7caa4e5b5aea0f8a3b722650529f7908fa982e533582a09a2b5e82c143c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fe9a208ffb123b0a102b1587dc60b6ce1b3ce170754778b11c0787dcce94768
[INFO] running `Command { std: "docker" "start" "-a" "2fe9a208ffb123b0a102b1587dc60b6ce1b3ce170754778b11c0787dcce94768", kill_on_drop: false }`
[INFO] [stderr] warning: fields `token_type` and `start` are never read
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stdout] running 8 tests
[INFO] [stderr]   |
[INFO] [stdout] test tests::parses_whitespaces ... ok
[INFO] [stderr] 4 | pub struct Token {
[INFO] [stdout] test tests::recognises_identifiers ... ok
[INFO] [stderr]   |            ----- fields in this struct
[INFO] [stdout] test tests::recognises_keywords ... ok
[INFO] [stderr] 5 |     token_type: TokenType,
[INFO] [stdout] test tests::returns_error_if_parsing_fails ... ok
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stdout] test tests::recognises_delimiters ... ok
[INFO] [stderr] 6 |     start: usize,
[INFO] [stdout] test tests::parses_empty_code ... ok
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey-rs` (lib) generated 1 warning
[INFO] [stderr] warning: field `start` is never read
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Token {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 5 |     token_type: TokenType,
[INFO] [stderr] 6 |     start: usize,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stdout] test tests::recognises_numbers ... ok
[INFO] [stderr]   = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] test tests::recognises_operators ... ok
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `monkey-rs` (lib test) generated 1 warning
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/monkey_rs-882415a735289b06)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/monkey_rs-c30ad05d4813ea29)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monkey_rs
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fe9a208ffb123b0a102b1587dc60b6ce1b3ce170754778b11c0787dcce94768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe9a208ffb123b0a102b1587dc60b6ce1b3ce170754778b11c0787dcce94768", kill_on_drop: false }`
[INFO] [stdout] 2fe9a208ffb123b0a102b1587dc60b6ce1b3ce170754778b11c0787dcce94768
