[INFO] fetching crate vtables 0.1.0...
[INFO] testing vtables-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate vtables 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate vtables 0.1.0 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 vtables 0.1.0
[INFO] finished tweaking crates.io crate vtables 0.1.0
[INFO] tweaked toml for crates.io crate vtables 0.1.0 written to /workspace/builds/worker-23/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] f8295f9d29c64a490132505a1901495ead013e66d8f78bf54f13b2f22f8ce8bd
[INFO] running `Command { std: "docker" "start" "-a" "f8295f9d29c64a490132505a1901495ead013e66d8f78bf54f13b2f22f8ce8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8295f9d29c64a490132505a1901495ead013e66d8f78bf54f13b2f22f8ce8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8295f9d29c64a490132505a1901495ead013e66d8f78bf54f13b2f22f8ce8bd", kill_on_drop: false }`
[INFO] [stdout] f8295f9d29c64a490132505a1901495ead013e66d8f78bf54f13b2f22f8ce8bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] f1b94da3503526ee2c362eb488b2872d0196a5dae3ee739f02e0ca1bb102c05b
[INFO] running `Command { std: "docker" "start" "-a" "f1b94da3503526ee2c362eb488b2872d0196a5dae3ee739f02e0ca1bb102c05b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vtables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "f1b94da3503526ee2c362eb488b2872d0196a5dae3ee739f02e0ca1bb102c05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b94da3503526ee2c362eb488b2872d0196a5dae3ee739f02e0ca1bb102c05b", kill_on_drop: false }`
[INFO] [stdout] f1b94da3503526ee2c362eb488b2872d0196a5dae3ee739f02e0ca1bb102c05b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 73ff0b46fe36556be75f9489dc7621f8b5a509dfd15e2eab3f5dc328a99f86ca
[INFO] running `Command { std: "docker" "start" "-a" "73ff0b46fe36556be75f9489dc7621f8b5a509dfd15e2eab3f5dc328a99f86ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vtables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "73ff0b46fe36556be75f9489dc7621f8b5a509dfd15e2eab3f5dc328a99f86ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ff0b46fe36556be75f9489dc7621f8b5a509dfd15e2eab3f5dc328a99f86ca", kill_on_drop: false }`
[INFO] [stdout] 73ff0b46fe36556be75f9489dc7621f8b5a509dfd15e2eab3f5dc328a99f86ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] d83ddc7995b03fa041817082e3d7ce18e5172de363d8891250afaf83226527d7
[INFO] running `Command { std: "docker" "start" "-a" "d83ddc7995b03fa041817082e3d7ce18e5172de363d8891250afaf83226527d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vtables-856d1bb43155d286)
[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 vtables
[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" "d83ddc7995b03fa041817082e3d7ce18e5172de363d8891250afaf83226527d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83ddc7995b03fa041817082e3d7ce18e5172de363d8891250afaf83226527d7", kill_on_drop: false }`
[INFO] [stdout] d83ddc7995b03fa041817082e3d7ce18e5172de363d8891250afaf83226527d7