[INFO] fetching crate writeable 0.3.0...
[INFO] testing writeable-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate writeable 0.3.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate writeable 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 writeable 0.3.0
[INFO] finished tweaking crates.io crate writeable 0.3.0
[INFO] tweaked toml for crates.io crate writeable 0.3.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate writeable 0.3.0 already has a lockfile, it will not be regenerated
[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-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 743d7e1b649d128e0a37a1611607edd1d1b899c16e008115a1a7ba9e6c51ed2e
[INFO] running `Command { std: "docker" "start" "-a" "743d7e1b649d128e0a37a1611607edd1d1b899c16e008115a1a7ba9e6c51ed2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "743d7e1b649d128e0a37a1611607edd1d1b899c16e008115a1a7ba9e6c51ed2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743d7e1b649d128e0a37a1611607edd1d1b899c16e008115a1a7ba9e6c51ed2e", kill_on_drop: false }`
[INFO] [stdout] 743d7e1b649d128e0a37a1611607edd1d1b899c16e008115a1a7ba9e6c51ed2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 5a13ece7c31e34dab10d3e3bde79670778b624a2ae6fe832d9a986ed61c53ea1
[INFO] running `Command { std: "docker" "start" "-a" "5a13ece7c31e34dab10d3e3bde79670778b624a2ae6fe832d9a986ed61c53ea1", kill_on_drop: false }`
[INFO] [stderr]    Compiling writeable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "5a13ece7c31e34dab10d3e3bde79670778b624a2ae6fe832d9a986ed61c53ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a13ece7c31e34dab10d3e3bde79670778b624a2ae6fe832d9a986ed61c53ea1", kill_on_drop: false }`
[INFO] [stdout] 5a13ece7c31e34dab10d3e3bde79670778b624a2ae6fe832d9a986ed61c53ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] fa1fb9e85d8c525fd402df45c9f307fa287876c86c420c92d9dbea124bb93401
[INFO] running `Command { std: "docker" "start" "-a" "fa1fb9e85d8c525fd402df45c9f307fa287876c86c420c92d9dbea124bb93401", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling icu_benchmark_macros v0.4.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling writeable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.03s
[INFO] running `Command { std: "docker" "inspect" "fa1fb9e85d8c525fd402df45c9f307fa287876c86c420c92d9dbea124bb93401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1fb9e85d8c525fd402df45c9f307fa287876c86c420c92d9dbea124bb93401", kill_on_drop: false }`
[INFO] [stdout] fa1fb9e85d8c525fd402df45c9f307fa287876c86c420c92d9dbea124bb93401
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 65cecd66b9de2057c3fc23033cba10bd669043674669c7446ffe874cbeef15eb
[INFO] running `Command { std: "docker" "start" "-a" "65cecd66b9de2057c3fc23033cba10bd669043674669c7446ffe874cbeef15eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/writeable-492bd26185942947)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test impls::test_string_impls ... ok
[INFO] [stdout] test impls::assert_log10_approximation ... ok
[INFO] [stdout] test ops::tests::test_add ... ok
[INFO] [stdout] test ops::tests::test_bitor ... ok
[INFO] [stdout] test ops::tests::test_mul ... ok
[INFO] [stdout] test ops::tests::test_sum ... ok
[INFO] [stdout] test impls::test_u16 ... ok
[INFO] [stdout] test impls::test_u8 ... ok
[INFO] [stdout] test impls::test_u32 ... ok
[INFO] [stdout] test impls::test_u64 ... ok
[INFO] [stdout] test impls::test_u128 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/writeable.rs (/opt/rustwide/target/debug/deps/writeable-5255fbc5f88fa7a6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests writeable
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - LengthHint::capacity (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Writeable::writeable_to_string (line 222) ... ok
[INFO] [stdout] test src/impls.rs - impls::str::writeable_to_string (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Writeable::writeable_to_string (line 202) ... ok
[INFO] [stdout] test src/ops.rs - ops::LengthHint::bitor (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - assert_writeable_eq (line 246) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65cecd66b9de2057c3fc23033cba10bd669043674669c7446ffe874cbeef15eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cecd66b9de2057c3fc23033cba10bd669043674669c7446ffe874cbeef15eb", kill_on_drop: false }`
[INFO] [stdout] 65cecd66b9de2057c3fc23033cba10bd669043674669c7446ffe874cbeef15eb