[INFO] fetching crate persil 0.1.3...
[INFO] testing persil-0.1.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate persil 0.1.3 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate persil 0.1.3 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 persil 0.1.3
[INFO] finished tweaking crates.io crate persil 0.1.3
[INFO] tweaked toml for crates.io crate persil 0.1.3 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate persil 0.1.3 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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 57f76cc986987436b9dc0f2f4518965cd4ecbd52b1d05865fe7d135643e45415
[INFO] running `Command { std: "docker" "start" "-a" "57f76cc986987436b9dc0f2f4518965cd4ecbd52b1d05865fe7d135643e45415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57f76cc986987436b9dc0f2f4518965cd4ecbd52b1d05865fe7d135643e45415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f76cc986987436b9dc0f2f4518965cd4ecbd52b1d05865fe7d135643e45415", kill_on_drop: false }`
[INFO] [stdout] 57f76cc986987436b9dc0f2f4518965cd4ecbd52b1d05865fe7d135643e45415
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] b534e68ef406228fad17541029a7bee0c56b13d12a7e92ea0bbd795297ea5c74
[INFO] running `Command { std: "docker" "start" "-a" "b534e68ef406228fad17541029a7bee0c56b13d12a7e92ea0bbd795297ea5c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling measureme v0.7.1
[INFO] [stderr]    Compiling persil v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "b534e68ef406228fad17541029a7bee0c56b13d12a7e92ea0bbd795297ea5c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b534e68ef406228fad17541029a7bee0c56b13d12a7e92ea0bbd795297ea5c74", kill_on_drop: false }`
[INFO] [stdout] b534e68ef406228fad17541029a7bee0c56b13d12a7e92ea0bbd795297ea5c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 3b43395db7910d02be8c6ed7360f41282aec4bbe82a208d874d16bc0d5127e9c
[INFO] running `Command { std: "docker" "start" "-a" "3b43395db7910d02be8c6ed7360f41282aec4bbe82a208d874d16bc0d5127e9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling persil v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "3b43395db7910d02be8c6ed7360f41282aec4bbe82a208d874d16bc0d5127e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b43395db7910d02be8c6ed7360f41282aec4bbe82a208d874d16bc0d5127e9c", kill_on_drop: false }`
[INFO] [stdout] 3b43395db7910d02be8c6ed7360f41282aec4bbe82a208d874d16bc0d5127e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f785cd0ff4b0b244396759ee52951ddcd2583f9abeb4662251d393e758d9b7f5
[INFO] running `Command { std: "docker" "start" "-a" "f785cd0ff4b0b244396759ee52951ddcd2583f9abeb4662251d393e758d9b7f5", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/persil-ff0916ea6d1fe0cc)
[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] [stderr]    Doc-tests persil
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - (line 26) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f785cd0ff4b0b244396759ee52951ddcd2583f9abeb4662251d393e758d9b7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f785cd0ff4b0b244396759ee52951ddcd2583f9abeb4662251d393e758d9b7f5", kill_on_drop: false }`
[INFO] [stdout] f785cd0ff4b0b244396759ee52951ddcd2583f9abeb4662251d393e758d9b7f5