[INFO] fetching crate string 0.3.0...
[INFO] testing string-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate string 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate string 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string 0.3.0
[INFO] finished tweaking crates.io crate string 0.3.0
[INFO] tweaked toml for crates.io crate string 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fadc7478e6f1e96d8a5fa6612e9f72581fb2766c5bda7e831ccaba65b7d1e3bc
[INFO] running `Command { std: "docker" "start" "-a" "fadc7478e6f1e96d8a5fa6612e9f72581fb2766c5bda7e831ccaba65b7d1e3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fadc7478e6f1e96d8a5fa6612e9f72581fb2766c5bda7e831ccaba65b7d1e3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadc7478e6f1e96d8a5fa6612e9f72581fb2766c5bda7e831ccaba65b7d1e3bc", kill_on_drop: false }`
[INFO] [stdout] fadc7478e6f1e96d8a5fa6612e9f72581fb2766c5bda7e831ccaba65b7d1e3bc
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d49b01f519b16ccc33309361c5447ccda94b79e68f53221e35bc101e19dfbbfc
[INFO] running `Command { std: "docker" "start" "-a" "d49b01f519b16ccc33309361c5447ccda94b79e68f53221e35bc101e19dfbbfc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling string v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "d49b01f519b16ccc33309361c5447ccda94b79e68f53221e35bc101e19dfbbfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49b01f519b16ccc33309361c5447ccda94b79e68f53221e35bc101e19dfbbfc", kill_on_drop: false }`
[INFO] [stdout] d49b01f519b16ccc33309361c5447ccda94b79e68f53221e35bc101e19dfbbfc
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b3f2feb1299391d9b74fa4f38e13111b2c80ef41ca7cabff1606ca79988d6b
[INFO] running `Command { std: "docker" "start" "-a" "65b3f2feb1299391d9b74fa4f38e13111b2c80ef41ca7cabff1606ca79988d6b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling string v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "65b3f2feb1299391d9b74fa4f38e13111b2c80ef41ca7cabff1606ca79988d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b3f2feb1299391d9b74fa4f38e13111b2c80ef41ca7cabff1606ca79988d6b", kill_on_drop: false }`
[INFO] [stdout] 65b3f2feb1299391d9b74fa4f38e13111b2c80ef41ca7cabff1606ca79988d6b
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2a4288caf35572bcf9f61e5f041c887d78f1b787b8845cc22d63d45a0cd89a6
[INFO] running `Command { std: "docker" "start" "-a" "f2a4288caf35572bcf9f61e5f041c887d78f1b787b8845cc22d63d45a0cd89a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string-7054252a6ec2960c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_from_std_string ... ok
[INFO] [stdout] test test::test_from_str ... ok
[INFO] [stdout] test test::test_try_from_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - String<T>::into_inner (line 78) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_ref (line 44) ... ok
[INFO] [stdout] test src/lib.rs - String::new (line 114) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_mut (line 62) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::from_str (line 91) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f2a4288caf35572bcf9f61e5f041c887d78f1b787b8845cc22d63d45a0cd89a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a4288caf35572bcf9f61e5f041c887d78f1b787b8845cc22d63d45a0cd89a6", kill_on_drop: false }`
[INFO] [stdout] f2a4288caf35572bcf9f61e5f041c887d78f1b787b8845cc22d63d45a0cd89a6