[INFO] fetching crate ratio-color 0.5.2...
[INFO] testing ratio-color-0.5.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ratio-color 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ratio-color 0.5.2
[INFO] finished tweaking crates.io crate ratio-color 0.5.2
[INFO] tweaked toml for crates.io crate ratio-color 0.5.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ratio-color 0.5.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ratio-color 0.5.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.27.1
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded topology-traits v0.1.2
[INFO] [stderr]   Downloaded rustversion v1.0.21
[INFO] [stderr]   Downloaded fast-srgb8 v1.0.0
[INFO] [stderr]   Downloaded enterpolation v0.3.0
[INFO] [stderr]   Downloaded phf_macros v0.11.3
[INFO] [stderr]   Downloaded pretty_assertions v1.4.1
[INFO] [stderr]   Downloaded snafu v0.8.6
[INFO] [stderr]   Downloaded snafu-derive v0.8.6
[INFO] [stderr]   Downloaded strum_macros v0.27.1
[INFO] [stderr]   Downloaded approx v0.5.1
[INFO] [stderr]   Downloaded by_address v1.2.1
[INFO] [stderr]   Downloaded palette_derive v0.7.6
[INFO] [stderr]   Downloaded phf_generator v0.11.3
[INFO] [stderr]   Downloaded palette v0.7.6
[INFO] [stderr]   Downloaded phf_shared v0.11.3
[INFO] [stderr]   Downloaded phf v0.11.3
[INFO] [stderr]   Downloaded syn v2.0.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 269a8039e6968f7babac7e9098aa52bdd47236fc9c3de67d8b67572a42e5b127
[INFO] running `Command { std: "docker" "start" "-a" "269a8039e6968f7babac7e9098aa52bdd47236fc9c3de67d8b67572a42e5b127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "269a8039e6968f7babac7e9098aa52bdd47236fc9c3de67d8b67572a42e5b127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269a8039e6968f7babac7e9098aa52bdd47236fc9c3de67d8b67572a42e5b127", kill_on_drop: false }`
[INFO] [stdout] 269a8039e6968f7babac7e9098aa52bdd47236fc9c3de67d8b67572a42e5b127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bf115a46f267e7d39e45950c0ecae3dfc74d8a39d8e35a581c9409fc27949a4
[INFO] running `Command { std: "docker" "start" "-a" "1bf115a46f267e7d39e45950c0ecae3dfc74d8a39d8e35a581c9409fc27949a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling topology-traits v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling snafu-derive v0.8.6
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling snafu v0.8.6
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling enterpolation v0.3.0
[INFO] [stderr]    Compiling ratio-color v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.12s
[INFO] running `Command { std: "docker" "inspect" "1bf115a46f267e7d39e45950c0ecae3dfc74d8a39d8e35a581c9409fc27949a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf115a46f267e7d39e45950c0ecae3dfc74d8a39d8e35a581c9409fc27949a4", kill_on_drop: false }`
[INFO] [stdout] 1bf115a46f267e7d39e45950c0ecae3dfc74d8a39d8e35a581c9409fc27949a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf1a2ad1ac7ef02d6d7bb92694f6ab86937dc159e360bd5cb2e05d9715d798c
[INFO] running `Command { std: "docker" "start" "-a" "2cf1a2ad1ac7ef02d6d7bb92694f6ab86937dc159e360bd5cb2e05d9715d798c", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling ratio-color v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "2cf1a2ad1ac7ef02d6d7bb92694f6ab86937dc159e360bd5cb2e05d9715d798c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf1a2ad1ac7ef02d6d7bb92694f6ab86937dc159e360bd5cb2e05d9715d798c", kill_on_drop: false }`
[INFO] [stdout] 2cf1a2ad1ac7ef02d6d7bb92694f6ab86937dc159e360bd5cb2e05d9715d798c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f60db763f35b68d05875502bc503f53aeafbfa2f8388d5507b278604982794a8
[INFO] running `Command { std: "docker" "start" "-a" "f60db763f35b68d05875502bc503f53aeafbfa2f8388d5507b278604982794a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ratio_color-e620f624ee555381)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test presets::tests::test_strum ... ok
[INFO] [stderr]    Doc-tests ratio_color
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 136) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f60db763f35b68d05875502bc503f53aeafbfa2f8388d5507b278604982794a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60db763f35b68d05875502bc503f53aeafbfa2f8388d5507b278604982794a8", kill_on_drop: false }`
[INFO] [stdout] f60db763f35b68d05875502bc503f53aeafbfa2f8388d5507b278604982794a8