[INFO] fetching crate rustc-hex 2.1.0...
[INFO] testing rustc-hex-2.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rustc-hex 2.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rustc-hex 2.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9582dfcf526f0e029f7e6d96d49067c2c1f3b98136d84aada5fee1e191013bdd
[INFO] running `Command { std: "docker" "start" "-a" "9582dfcf526f0e029f7e6d96d49067c2c1f3b98136d84aada5fee1e191013bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9582dfcf526f0e029f7e6d96d49067c2c1f3b98136d84aada5fee1e191013bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9582dfcf526f0e029f7e6d96d49067c2c1f3b98136d84aada5fee1e191013bdd", kill_on_drop: false }`
[INFO] [stdout] 9582dfcf526f0e029f7e6d96d49067c2c1f3b98136d84aada5fee1e191013bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0a96238738ab07cddc7c48d5b49ced4b374b6d621ea06bfc5a81a2aeea9af3a
[INFO] running `Command { std: "docker" "start" "-a" "f0a96238738ab07cddc7c48d5b49ced4b374b6d621ea06bfc5a81a2aeea9af3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f0a96238738ab07cddc7c48d5b49ced4b374b6d621ea06bfc5a81a2aeea9af3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a96238738ab07cddc7c48d5b49ced4b374b6d621ea06bfc5a81a2aeea9af3a", kill_on_drop: false }`
[INFO] [stdout] f0a96238738ab07cddc7c48d5b49ced4b374b6d621ea06bfc5a81a2aeea9af3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 345b6c49d870a9c015c36f5b24c7d4a6d368478dc85ebcfe26a5cc60f242f15f
[INFO] running `Command { std: "docker" "start" "-a" "345b6c49d870a9c015c36f5b24c7d4a6d368478dc85ebcfe26a5cc60f242f15f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "345b6c49d870a9c015c36f5b24c7d4a6d368478dc85ebcfe26a5cc60f242f15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345b6c49d870a9c015c36f5b24c7d4a6d368478dc85ebcfe26a5cc60f242f15f", kill_on_drop: false }`
[INFO] [stdout] 345b6c49d870a9c015c36f5b24c7d4a6d368478dc85ebcfe26a5cc60f242f15f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3e4fb5260c3145356fdb208aab7304c71db434416dc80925cd7c2f4bc81a166
[INFO] running `Command { std: "docker" "start" "-a" "b3e4fb5260c3145356fdb208aab7304c71db434416dc80925cd7c2f4bc81a166", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_hex-4188685c5b668795)
[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_odd_len ... ok
[INFO] [stdout] test tests::test_from_hex_okay ... 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 - str::from_hex (line 180) ... ok
[INFO] [stdout] test src/lib.rs - ToHexIter<T>::new (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3e4fb5260c3145356fdb208aab7304c71db434416dc80925cd7c2f4bc81a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e4fb5260c3145356fdb208aab7304c71db434416dc80925cd7c2f4bc81a166", kill_on_drop: false }`
[INFO] [stdout] b3e4fb5260c3145356fdb208aab7304c71db434416dc80925cd7c2f4bc81a166