[INFO] cloning repository https://github.com/rigphoria/colors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rigphoria/colors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigphoria%2Fcolors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigphoria%2Fcolors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adf4f8a38d387d7f31564c5a3d6e0588b9ecf40a
[INFO] testing rigphoria/colors against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigphoria%2Fcolors" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rigphoria/colors on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rigphoria/colors
[INFO] finished tweaking git repo https://github.com/rigphoria/colors
[INFO] tweaked toml for git repo https://github.com/rigphoria/colors written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/rigphoria/colors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7b3242a083dfbb4e924a668930794cb4dd494e5f5eb5f2a84631b552c7bd44a
[INFO] running `Command { std: "docker" "start" "-a" "c7b3242a083dfbb4e924a668930794cb4dd494e5f5eb5f2a84631b552c7bd44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7b3242a083dfbb4e924a668930794cb4dd494e5f5eb5f2a84631b552c7bd44a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b3242a083dfbb4e924a668930794cb4dd494e5f5eb5f2a84631b552c7bd44a", kill_on_drop: false }`
[INFO] [stdout] c7b3242a083dfbb4e924a668930794cb4dd494e5f5eb5f2a84631b552c7bd44a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95b6d728d33d4757d9d48652799ad131472b6b3c2e440779b9f230f427e24e48
[INFO] running `Command { std: "docker" "start" "-a" "95b6d728d33d4757d9d48652799ad131472b6b3c2e440779b9f230f427e24e48", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling colors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_range`
[INFO] [stdout]   --> src/data.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn create_range<'a>(color_map: &'a mut HashMap<i32, Color<'a, i32>>,
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/data.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         populate_color_data(&mut self.color_map);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.00s
[INFO] running `Command { std: "docker" "inspect" "95b6d728d33d4757d9d48652799ad131472b6b3c2e440779b9f230f427e24e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b6d728d33d4757d9d48652799ad131472b6b3c2e440779b9f230f427e24e48", kill_on_drop: false }`
[INFO] [stdout] 95b6d728d33d4757d9d48652799ad131472b6b3c2e440779b9f230f427e24e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64e7619c6c28d6e6bf3ef99da08ef4977cf479c87600d43c6b380d9de7c22046
[INFO] running `Command { std: "docker" "start" "-a" "64e7619c6c28d6e6bf3ef99da08ef4977cf479c87600d43c6b380d9de7c22046", kill_on_drop: false }`
[INFO] [stderr]    Compiling colors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `create_range`
[INFO] [stdout]   --> src/data.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn create_range<'a>(color_map: &'a mut HashMap<i32, Color<'a, i32>>,
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/data.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         populate_color_data(&mut self.color_map);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "64e7619c6c28d6e6bf3ef99da08ef4977cf479c87600d43c6b380d9de7c22046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e7619c6c28d6e6bf3ef99da08ef4977cf479c87600d43c6b380d9de7c22046", kill_on_drop: false }`
[INFO] [stdout] 64e7619c6c28d6e6bf3ef99da08ef4977cf479c87600d43c6b380d9de7c22046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ffeba3c29ebed843bf074045994bb3980805581a4849a9152ca4d2f27e6c22b
[INFO] running `Command { std: "docker" "start" "-a" "3ffeba3c29ebed843bf074045994bb3980805581a4849a9152ca4d2f27e6c22b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `create_range`
[INFO] [stderr]   --> src/data.rs:95:8
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn create_range<'a>(color_map: &'a mut HashMap<i32, Color<'a, i32>>,
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/data.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         populate_color_data(&mut self.color_map);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `colors` (bin "colors" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colors-f8ba1d05e7570b86)
[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" "3ffeba3c29ebed843bf074045994bb3980805581a4849a9152ca4d2f27e6c22b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffeba3c29ebed843bf074045994bb3980805581a4849a9152ca4d2f27e6c22b", kill_on_drop: false }`
[INFO] [stdout] 3ffeba3c29ebed843bf074045994bb3980805581a4849a9152ca4d2f27e6c22b