[INFO] fetching crate gradient-slice 0.4.0...
[INFO] testing gradient-slice-0.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate gradient-slice 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate gradient-slice 0.4.0
[INFO] finished tweaking crates.io crate gradient-slice 0.4.0
[INFO] tweaked toml for crates.io crate gradient-slice 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gradient-slice 0.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gradient-slice 0.4.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae141999f570a3890d6ce24e4ce59aa6d50e45ccf2c8446e7072aafe2f11745d
[INFO] running `Command { std: "docker" "start" "-a" "ae141999f570a3890d6ce24e4ce59aa6d50e45ccf2c8446e7072aafe2f11745d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae141999f570a3890d6ce24e4ce59aa6d50e45ccf2c8446e7072aafe2f11745d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae141999f570a3890d6ce24e4ce59aa6d50e45ccf2c8446e7072aafe2f11745d", kill_on_drop: false }`
[INFO] [stdout] ae141999f570a3890d6ce24e4ce59aa6d50e45ccf2c8446e7072aafe2f11745d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1031d8840ee1923b692e8bcf1e497de3d3bb984c0baac8ec22afac588f8275d1
[INFO] running `Command { std: "docker" "start" "-a" "1031d8840ee1923b692e8bcf1e497de3d3bb984c0baac8ec22afac588f8275d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gradient-slice v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1031d8840ee1923b692e8bcf1e497de3d3bb984c0baac8ec22afac588f8275d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1031d8840ee1923b692e8bcf1e497de3d3bb984c0baac8ec22afac588f8275d1", kill_on_drop: false }`
[INFO] [stdout] 1031d8840ee1923b692e8bcf1e497de3d3bb984c0baac8ec22afac588f8275d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3300f5a94737cd797a9181ff13e46a8d1d25937bb687c0d6174510bbceb01b8
[INFO] running `Command { std: "docker" "start" "-a" "b3300f5a94737cd797a9181ff13e46a8d1d25937bb687c0d6174510bbceb01b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gradient-slice v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b3300f5a94737cd797a9181ff13e46a8d1d25937bb687c0d6174510bbceb01b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3300f5a94737cd797a9181ff13e46a8d1d25937bb687c0d6174510bbceb01b8", kill_on_drop: false }`
[INFO] [stdout] b3300f5a94737cd797a9181ff13e46a8d1d25937bb687c0d6174510bbceb01b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57657c470e16cf15308f389f2afdb739a43bceeaa2fe84500dbf9ea7068bd90f
[INFO] running `Command { std: "docker" "start" "-a" "57657c470e16cf15308f389f2afdb739a43bceeaa2fe84500dbf9ea7068bd90f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gradient_slice-413e0ed8a1a84cc0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::max_width ... ok
[INFO] [stdout] test tests::gradient ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gradient_slice
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Gradient<'a,G>::with_max_width (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Gradient (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57657c470e16cf15308f389f2afdb739a43bceeaa2fe84500dbf9ea7068bd90f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57657c470e16cf15308f389f2afdb739a43bceeaa2fe84500dbf9ea7068bd90f", kill_on_drop: false }`
[INFO] [stdout] 57657c470e16cf15308f389f2afdb739a43bceeaa2fe84500dbf9ea7068bd90f