[INFO] fetching crate ansi-hex-color 0.1.1... [INFO] testing ansi-hex-color-0.1.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate ansi-hex-color 0.1.1 into /workspace/builds/worker-66/source [INFO] validating manifest of crates.io crate ansi-hex-color 0.1.1 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 crates.io crate ansi-hex-color 0.1.1 [INFO] finished tweaking crates.io crate ansi-hex-color 0.1.1 [INFO] tweaked toml for crates.io crate ansi-hex-color 0.1.1 written to /workspace/builds/worker-66/source/Cargo.toml [INFO] crate crates.io crate ansi-hex-color 0.1.1 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] Downloading crates ... [INFO] [stderr] Downloaded png v0.5.2 [INFO] [stderr] Downloaded flate2 v0.2.20 [INFO] [stderr] Downloaded image v0.10.4 [INFO] [stderr] Downloaded raster v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 84675fccdce5c304af551595e629405c10bc0e6e5613d3ebd4458d45f5475161 [INFO] running `Command { std: "docker" "start" "-a" "84675fccdce5c304af551595e629405c10bc0e6e5613d3ebd4458d45f5475161", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84675fccdce5c304af551595e629405c10bc0e6e5613d3ebd4458d45f5475161", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84675fccdce5c304af551595e629405c10bc0e6e5613d3ebd4458d45f5475161", kill_on_drop: false }` [INFO] [stdout] 84675fccdce5c304af551595e629405c10bc0e6e5613d3ebd4458d45f5475161 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 03da9963a4bef734e58e0000d8775f5570493596c0d640d2770a5a99abdf6686 [INFO] running `Command { std: "docker" "start" "-a" "03da9963a4bef734e58e0000d8775f5570493596c0d640d2770a5a99abdf6686", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling inflate v0.1.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling crossbeam-epoch v0.9.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling regex v1.4.6 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling raster v0.2.0 [INFO] [stderr] Compiling ansi-hex-color v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | foreground_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | background_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.61s [INFO] running `Command { std: "docker" "inspect" "03da9963a4bef734e58e0000d8775f5570493596c0d640d2770a5a99abdf6686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03da9963a4bef734e58e0000d8775f5570493596c0d640d2770a5a99abdf6686", kill_on_drop: false }` [INFO] [stdout] 03da9963a4bef734e58e0000d8775f5570493596c0d640d2770a5a99abdf6686 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 0cf9d8a3d0515abb92a2d6b18e8b2ae8272f48503eb9506ea53f0e3b2ad5fd27 [INFO] running `Command { std: "docker" "start" "-a" "0cf9d8a3d0515abb92a2d6b18e8b2ae8272f48503eb9506ea53f0e3b2ad5fd27", kill_on_drop: false }` [INFO] [stderr] Compiling ansi-hex-color v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | foreground_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | background_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:48:3 [INFO] [stdout] | [INFO] [stdout] 48 | foreground_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stdout] --> src/lib.rs:59:3 [INFO] [stdout] | [INFO] [stdout] 59 | background_hex.to_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.52s [INFO] running `Command { std: "docker" "inspect" "0cf9d8a3d0515abb92a2d6b18e8b2ae8272f48503eb9506ea53f0e3b2ad5fd27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cf9d8a3d0515abb92a2d6b18e8b2ae8272f48503eb9506ea53f0e3b2ad5fd27", kill_on_drop: false }` [INFO] [stdout] 0cf9d8a3d0515abb92a2d6b18e8b2ae8272f48503eb9506ea53f0e3b2ad5fd27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] bfeb6ad1559317c54361c58ec099de5390934dff2fc9b51cbccd659827f30860 [INFO] running `Command { std: "docker" "start" "-a" "bfeb6ad1559317c54361c58ec099de5390934dff2fc9b51cbccd659827f30860", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stderr] --> src/lib.rs:48:3 [INFO] [stderr] | [INFO] [stderr] 48 | foreground_hex.to_lowercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `str::::to_lowercase` that must be used [INFO] [stderr] --> src/lib.rs:59:3 [INFO] [stderr] | [INFO] [stderr] 59 | background_hex.to_lowercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the lowercase string as a new String, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: `ansi-hex-color` (lib) generated 2 warnings [INFO] [stderr] warning: `ansi-hex-color` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ansi_hex_color-a6c7ec39adb1cdae) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ansi_hex_color [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 5) stdout ---- [INFO] [stdout] error[E0254]: the name `ansi_hex_color` is defined multiple times [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate r#ansi_hex_color; [INFO] [stdout] | ------------------------------ previous import of the extern crate `ansi_hex_color` here [INFO] [stdout] 3 | use ansi_hex_color; [INFO] [stdout] | ^^^^^^^^^^^^^^ `ansi_hex_color` reimported here [INFO] [stdout] | [INFO] [stdout] = note: `ansi_hex_color` must be defined only once in the type namespace of this module [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0254`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 5) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "bfeb6ad1559317c54361c58ec099de5390934dff2fc9b51cbccd659827f30860", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfeb6ad1559317c54361c58ec099de5390934dff2fc9b51cbccd659827f30860", kill_on_drop: false }` [INFO] [stdout] bfeb6ad1559317c54361c58ec099de5390934dff2fc9b51cbccd659827f30860