[INFO] fetching crate append-log 0.1.4-dev...
[INFO] testing append-log-0.1.4-dev against 1.59.0 for beta-1.60-1
[INFO] extracting crate append-log 0.1.4-dev into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate append-log 0.1.4-dev 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 append-log 0.1.4-dev
[INFO] finished tweaking crates.io crate append-log 0.1.4-dev
[INFO] tweaked toml for crates.io crate append-log 0.1.4-dev written to /workspace/builds/worker-52/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 162f211e6397efa8aa3e2a3280d87f6ca9a2fff748a70ec8a7d0446d8c302d68
[INFO] running `Command { std: "docker" "start" "-a" "162f211e6397efa8aa3e2a3280d87f6ca9a2fff748a70ec8a7d0446d8c302d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "162f211e6397efa8aa3e2a3280d87f6ca9a2fff748a70ec8a7d0446d8c302d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162f211e6397efa8aa3e2a3280d87f6ca9a2fff748a70ec8a7d0446d8c302d68", kill_on_drop: false }`
[INFO] [stdout] 162f211e6397efa8aa3e2a3280d87f6ca9a2fff748a70ec8a7d0446d8c302d68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 431881dde874c7a43cd74f645cf272a7cab763349470ae678b39105e7a371e62
[INFO] running `Command { std: "docker" "start" "-a" "431881dde874c7a43cd74f645cf272a7cab763349470ae678b39105e7a371e62", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling append-log v0.1.4-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:30:39
[INFO] [stdout]    |
[INFO] [stdout] 30 |             _ => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "431881dde874c7a43cd74f645cf272a7cab763349470ae678b39105e7a371e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431881dde874c7a43cd74f645cf272a7cab763349470ae678b39105e7a371e62", kill_on_drop: false }`
[INFO] [stdout] 431881dde874c7a43cd74f645cf272a7cab763349470ae678b39105e7a371e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] d91792d731c0866f0e42ea8d1a3701f0c3c8052388afbfd9fea1e853dca1222a
[INFO] running `Command { std: "docker" "start" "-a" "d91792d731c0866f0e42ea8d1a3701f0c3c8052388afbfd9fea1e853dca1222a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:30:39
[INFO] [stdout]    |
[INFO] [stdout] 30 |             _ => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling append-log v0.1.4-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:30:39
[INFO] [stdout]    |
[INFO] [stdout] 30 |             _ => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "d91792d731c0866f0e42ea8d1a3701f0c3c8052388afbfd9fea1e853dca1222a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91792d731c0866f0e42ea8d1a3701f0c3c8052388afbfd9fea1e853dca1222a", kill_on_drop: false }`
[INFO] [stdout] d91792d731c0866f0e42ea8d1a3701f0c3c8052388afbfd9fea1e853dca1222a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 0d990a9486a3e28b8f205b989b271d4560be56e204d86b39450568a946f8ac85
[INFO] running `Command { std: "docker" "start" "-a" "0d990a9486a3e28b8f205b989b271d4560be56e204d86b39450568a946f8ac85", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:30:39
[INFO] [stderr]    |
[INFO] [stderr] 30 |             _ => write!(f, "{}", self.description()),
[INFO] [stderr]    |                                       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `append-log` (lib) generated 1 warning
[INFO] [stderr] warning: `append-log` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/append_log-de5dba0fac7b1c8b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test log::tests::it_should_create_log ... ok
[INFO] [stdout] test log::tests::it_should_iterate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests append-log
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d990a9486a3e28b8f205b989b271d4560be56e204d86b39450568a946f8ac85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d990a9486a3e28b8f205b989b271d4560be56e204d86b39450568a946f8ac85", kill_on_drop: false }`
[INFO] [stdout] 0d990a9486a3e28b8f205b989b271d4560be56e204d86b39450568a946f8ac85