[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-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigphoria%2Fcolors" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rigphoria/colors on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-13/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-2022-04-10" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c299e71848926b569fe4414736722874cb1aec36f2ebf17d803cfac0979b7bb5
[INFO] running `Command { std: "docker" "start" "-a" "c299e71848926b569fe4414736722874cb1aec36f2ebf17d803cfac0979b7bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c299e71848926b569fe4414736722874cb1aec36f2ebf17d803cfac0979b7bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c299e71848926b569fe4414736722874cb1aec36f2ebf17d803cfac0979b7bb5", kill_on_drop: false }`
[INFO] [stdout] c299e71848926b569fe4414736722874cb1aec36f2ebf17d803cfac0979b7bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f965959155b7f7cdc3659ff36e36f954060efda1c6a92aa7cff045291fd583ba
[INFO] running `Command { std: "docker" "start" "-a" "f965959155b7f7cdc3659ff36e36f954060efda1c6a92aa7cff045291fd583ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[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 csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.14
[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 14.50s
[INFO] running `Command { std: "docker" "inspect" "f965959155b7f7cdc3659ff36e36f954060efda1c6a92aa7cff045291fd583ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f965959155b7f7cdc3659ff36e36f954060efda1c6a92aa7cff045291fd583ba", kill_on_drop: false }`
[INFO] [stdout] f965959155b7f7cdc3659ff36e36f954060efda1c6a92aa7cff045291fd583ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dc2cd7fa587d845627c5501771f8189b9ca9d37066788b8ee01bcdcbf1b4b94
[INFO] running `Command { std: "docker" "start" "-a" "7dc2cd7fa587d845627c5501771f8189b9ca9d37066788b8ee01bcdcbf1b4b94", 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 0.42s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/colors-f8ba1d05e7570b86)
[INFO] running `Command { std: "docker" "inspect" "7dc2cd7fa587d845627c5501771f8189b9ca9d37066788b8ee01bcdcbf1b4b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc2cd7fa587d845627c5501771f8189b9ca9d37066788b8ee01bcdcbf1b4b94", kill_on_drop: false }`
[INFO] [stdout] 7dc2cd7fa587d845627c5501771f8189b9ca9d37066788b8ee01bcdcbf1b4b94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 426f794755bb08dac415ff1674278cd4e5ebb09ea280a9b14ad7fd9d2e6db516
[INFO] running `Command { std: "docker" "start" "-a" "426f794755bb08dac415ff1674278cd4e5ebb09ea280a9b14ad7fd9d2e6db516", kill_on_drop: false }`
[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 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/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" "426f794755bb08dac415ff1674278cd4e5ebb09ea280a9b14ad7fd9d2e6db516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426f794755bb08dac415ff1674278cd4e5ebb09ea280a9b14ad7fd9d2e6db516", kill_on_drop: false }`
[INFO] [stdout] 426f794755bb08dac415ff1674278cd4e5ebb09ea280a9b14ad7fd9d2e6db516