[INFO] fetching crate poise 0.0.0...
[INFO] testing poise-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate poise 0.0.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate poise 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate poise 0.0.0
[INFO] finished tweaking crates.io crate poise 0.0.0
[INFO] tweaked toml for crates.io crate poise 0.0.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b278cc6d7598f80e2e8fafc17256ccd7f1483ddd00caa760b097d1a2e81c0e3a
[INFO] running `Command { std: "docker" "start" "-a" "b278cc6d7598f80e2e8fafc17256ccd7f1483ddd00caa760b097d1a2e81c0e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b278cc6d7598f80e2e8fafc17256ccd7f1483ddd00caa760b097d1a2e81c0e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b278cc6d7598f80e2e8fafc17256ccd7f1483ddd00caa760b097d1a2e81c0e3a", kill_on_drop: false }`
[INFO] [stdout] b278cc6d7598f80e2e8fafc17256ccd7f1483ddd00caa760b097d1a2e81c0e3a
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec2b4246b6a3e6d66ef7887bfbe95b7019bae9e20dad88e0899498de993f0dbc
[INFO] running `Command { std: "docker" "start" "-a" "ec2b4246b6a3e6d66ef7887bfbe95b7019bae9e20dad88e0899498de993f0dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling poise v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ec2b4246b6a3e6d66ef7887bfbe95b7019bae9e20dad88e0899498de993f0dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec2b4246b6a3e6d66ef7887bfbe95b7019bae9e20dad88e0899498de993f0dbc", kill_on_drop: false }`
[INFO] [stdout] ec2b4246b6a3e6d66ef7887bfbe95b7019bae9e20dad88e0899498de993f0dbc
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa218432bfe3234b87928ac0d6d32694fb0065f05136e706eed2b6500aa88236
[INFO] running `Command { std: "docker" "start" "-a" "aa218432bfe3234b87928ac0d6d32694fb0065f05136e706eed2b6500aa88236", kill_on_drop: false }`
[INFO] [stderr]    Compiling poise v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/poise-0f7fbbb6d1addf1a)
[INFO] running `Command { std: "docker" "inspect" "aa218432bfe3234b87928ac0d6d32694fb0065f05136e706eed2b6500aa88236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa218432bfe3234b87928ac0d6d32694fb0065f05136e706eed2b6500aa88236", kill_on_drop: false }`
[INFO] [stdout] aa218432bfe3234b87928ac0d6d32694fb0065f05136e706eed2b6500aa88236
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 306117d4dc68ec94b648ddc36beafe70f57d895f105bfad032a96f676c48ca4f
[INFO] running `Command { std: "docker" "start" "-a" "306117d4dc68ec94b648ddc36beafe70f57d895f105bfad032a96f676c48ca4f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/poise-0f7fbbb6d1addf1a)
[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 poise
[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" "306117d4dc68ec94b648ddc36beafe70f57d895f105bfad032a96f676c48ca4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306117d4dc68ec94b648ddc36beafe70f57d895f105bfad032a96f676c48ca4f", kill_on_drop: false }`
[INFO] [stdout] 306117d4dc68ec94b648ddc36beafe70f57d895f105bfad032a96f676c48ca4f