[INFO] cloning repository https://github.com/riginding/rust-hero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/riginding/rust-hero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friginding%2Frust-hero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friginding%2Frust-hero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e626ab5b2a930cc8e0f837af2e6e76c76638463
[INFO] testing riginding/rust-hero against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Friginding%2Frust-hero" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/riginding/rust-hero on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/riginding/rust-hero
[INFO] finished tweaking git repo https://github.com/riginding/rust-hero
[INFO] tweaked toml for git repo https://github.com/riginding/rust-hero written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/riginding/rust-hero already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd2f65a8c541466ee1b15b93dfbd271dea754021b1e018658621223a64a5c099
[INFO] running `Command { std: "docker" "start" "-a" "dd2f65a8c541466ee1b15b93dfbd271dea754021b1e018658621223a64a5c099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd2f65a8c541466ee1b15b93dfbd271dea754021b1e018658621223a64a5c099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2f65a8c541466ee1b15b93dfbd271dea754021b1e018658621223a64a5c099", kill_on_drop: false }`
[INFO] [stdout] dd2f65a8c541466ee1b15b93dfbd271dea754021b1e018658621223a64a5c099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65e6509d3425a3622fae7ce3c94db57ea2e9bbcbe997b647ea8a0f456dd1daf6
[INFO] running `Command { std: "docker" "start" "-a" "65e6509d3425a3622fae7ce3c94db57ea2e9bbcbe997b647ea8a0f456dd1daf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusthero v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `rust_hero_solve`
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn rust_hero_solve(input: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `recursive_super_duper_function`
[INFO] [stdout]   --> src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn recursive_super_duper_function(input: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "65e6509d3425a3622fae7ce3c94db57ea2e9bbcbe997b647ea8a0f456dd1daf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e6509d3425a3622fae7ce3c94db57ea2e9bbcbe997b647ea8a0f456dd1daf6", kill_on_drop: false }`
[INFO] [stdout] 65e6509d3425a3622fae7ce3c94db57ea2e9bbcbe997b647ea8a0f456dd1daf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78153a8491674d82ad8a89a58b3279bd3c1dcea8ed852a2097811e0a815f062a
[INFO] running `Command { std: "docker" "start" "-a" "78153a8491674d82ad8a89a58b3279bd3c1dcea8ed852a2097811e0a815f062a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusthero v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "78153a8491674d82ad8a89a58b3279bd3c1dcea8ed852a2097811e0a815f062a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78153a8491674d82ad8a89a58b3279bd3c1dcea8ed852a2097811e0a815f062a", kill_on_drop: false }`
[INFO] [stdout] 78153a8491674d82ad8a89a58b3279bd3c1dcea8ed852a2097811e0a815f062a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bb4dd5abca325dc01d9179fac8216f59ae1fbc1df1a65e5f35379638da72414a
[INFO] running `Command { std: "docker" "start" "-a" "bb4dd5abca325dc01d9179fac8216f59ae1fbc1df1a65e5f35379638da72414a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusthero-5bbcfd443b129653)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::hero_solve2 ... ok
[INFO] [stdout] test tests::hero_solve ... ok
[INFO] [stdout] test tests::sample1 ... ok
[INFO] [stdout] test tests::sample2 ... ok
[INFO] [stdout] test tests::sample3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb4dd5abca325dc01d9179fac8216f59ae1fbc1df1a65e5f35379638da72414a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4dd5abca325dc01d9179fac8216f59ae1fbc1df1a65e5f35379638da72414a", kill_on_drop: false }`
[INFO] [stdout] bb4dd5abca325dc01d9179fac8216f59ae1fbc1df1a65e5f35379638da72414a