[INFO] fetching crate rustc-hex 2.1.0...
[INFO] testing rustc-hex-2.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rustc-hex 2.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate rustc-hex 2.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-hex 2.1.0
[INFO] finished tweaking crates.io crate rustc-hex 2.1.0
[INFO] tweaked toml for crates.io crate rustc-hex 2.1.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7dec6284891e82ecedfa0b31866160d61f8faf3ff6eda68ae97373f93bd2234
[INFO] running `Command { std: "docker" "start" "-a" "d7dec6284891e82ecedfa0b31866160d61f8faf3ff6eda68ae97373f93bd2234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7dec6284891e82ecedfa0b31866160d61f8faf3ff6eda68ae97373f93bd2234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7dec6284891e82ecedfa0b31866160d61f8faf3ff6eda68ae97373f93bd2234", kill_on_drop: false }`
[INFO] [stdout] d7dec6284891e82ecedfa0b31866160d61f8faf3ff6eda68ae97373f93bd2234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a2081af2f0e7f5f4049e97cd2fb8fb53d7851b5837c7a35d7c4ec7191936e9a
[INFO] running `Command { std: "docker" "start" "-a" "7a2081af2f0e7f5f4049e97cd2fb8fb53d7851b5837c7a35d7c4ec7191936e9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "7a2081af2f0e7f5f4049e97cd2fb8fb53d7851b5837c7a35d7c4ec7191936e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2081af2f0e7f5f4049e97cd2fb8fb53d7851b5837c7a35d7c4ec7191936e9a", kill_on_drop: false }`
[INFO] [stdout] 7a2081af2f0e7f5f4049e97cd2fb8fb53d7851b5837c7a35d7c4ec7191936e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78f57b1709a01eeb45fc941978bde0448ed0e610b5bb5f597bbab8d910ed2424
[INFO] running `Command { std: "docker" "start" "-a" "78f57b1709a01eeb45fc941978bde0448ed0e610b5bb5f597bbab8d910ed2424", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "78f57b1709a01eeb45fc941978bde0448ed0e610b5bb5f597bbab8d910ed2424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f57b1709a01eeb45fc941978bde0448ed0e610b5bb5f597bbab8d910ed2424", kill_on_drop: false }`
[INFO] [stdout] 78f57b1709a01eeb45fc941978bde0448ed0e610b5bb5f597bbab8d910ed2424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9866740436be4e3a64f8a8b4a6bfa1a769faf93522ca0ae6ccc7425b6afd328f
[INFO] running `Command { std: "docker" "start" "-a" "9866740436be4e3a64f8a8b4a6bfa1a769faf93522ca0ae6ccc7425b6afd328f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_hex-2319718fe6960821)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_from_hex_ignores_whitespace ... ok
[INFO] [stdout] test tests::test_from_hex_invalid_char ... ok
[INFO] [stdout] test tests::test_from_hex_okay ... ok
[INFO] [stdout] test tests::test_from_hex_odd_len ... ok
[INFO] [stdout] test tests::test_to_hex ... ok
[INFO] [stdout] test tests::test_from_hex_all_bytes ... ok
[INFO] [stdout] test tests::test_to_hex_all_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustc-hex
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - [u8]::to_hex (line 35) ... ok
[INFO] [stdout] test src/lib.rs - FromHexIter::new (line 215) ... ok
[INFO] [stdout] test src/lib.rs - ToHexIter<T>::new (line 65) ... ok
[INFO] [stdout] test src/lib.rs - str::from_hex (line 180) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9866740436be4e3a64f8a8b4a6bfa1a769faf93522ca0ae6ccc7425b6afd328f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9866740436be4e3a64f8a8b4a6bfa1a769faf93522ca0ae6ccc7425b6afd328f", kill_on_drop: false }`
[INFO] [stdout] 9866740436be4e3a64f8a8b4a6bfa1a769faf93522ca0ae6ccc7425b6afd328f