[INFO] fetching crate vkvk 0.0.0-alpha...
[INFO] testing vkvk-0.0.0-alpha against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate vkvk 0.0.0-alpha into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate vkvk 0.0.0-alpha 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 vkvk 0.0.0-alpha
[INFO] finished tweaking crates.io crate vkvk 0.0.0-alpha
[INFO] tweaked toml for crates.io crate vkvk 0.0.0-alpha written to /workspace/builds/worker-24/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 275d7a6cca18e34ba6d7026e3867de021a7e58c48f42fdde118c82c8cde2e60d
[INFO] running `Command { std: "docker" "start" "-a" "275d7a6cca18e34ba6d7026e3867de021a7e58c48f42fdde118c82c8cde2e60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "275d7a6cca18e34ba6d7026e3867de021a7e58c48f42fdde118c82c8cde2e60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "275d7a6cca18e34ba6d7026e3867de021a7e58c48f42fdde118c82c8cde2e60d", kill_on_drop: false }`
[INFO] [stdout] 275d7a6cca18e34ba6d7026e3867de021a7e58c48f42fdde118c82c8cde2e60d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 604db2789aa77f6f39d2499699c042ab3d0e1062039ae05969be73b1f6de328b
[INFO] running `Command { std: "docker" "start" "-a" "604db2789aa77f6f39d2499699c042ab3d0e1062039ae05969be73b1f6de328b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vkvk v0.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "604db2789aa77f6f39d2499699c042ab3d0e1062039ae05969be73b1f6de328b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604db2789aa77f6f39d2499699c042ab3d0e1062039ae05969be73b1f6de328b", kill_on_drop: false }`
[INFO] [stdout] 604db2789aa77f6f39d2499699c042ab3d0e1062039ae05969be73b1f6de328b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 4de9c76eb5c9f9c6d04df0f28522b5da3fa39921635ffb6090b0eb4ba79d5cf0
[INFO] running `Command { std: "docker" "start" "-a" "4de9c76eb5c9f9c6d04df0f28522b5da3fa39921635ffb6090b0eb4ba79d5cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vkvk v0.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/vkvk-ba69ad7d619df92e)
[INFO] running `Command { std: "docker" "inspect" "4de9c76eb5c9f9c6d04df0f28522b5da3fa39921635ffb6090b0eb4ba79d5cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de9c76eb5c9f9c6d04df0f28522b5da3fa39921635ffb6090b0eb4ba79d5cf0", kill_on_drop: false }`
[INFO] [stdout] 4de9c76eb5c9f9c6d04df0f28522b5da3fa39921635ffb6090b0eb4ba79d5cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] e92b2635a9329afef06fb7b2329e09145164a13400b3771689e3d258e12c7f44
[INFO] running `Command { std: "docker" "start" "-a" "e92b2635a9329afef06fb7b2329e09145164a13400b3771689e3d258e12c7f44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vkvk-ba69ad7d619df92e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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 vkvk
[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" "e92b2635a9329afef06fb7b2329e09145164a13400b3771689e3d258e12c7f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92b2635a9329afef06fb7b2329e09145164a13400b3771689e3d258e12c7f44", kill_on_drop: false }`
[INFO] [stdout] e92b2635a9329afef06fb7b2329e09145164a13400b3771689e3d258e12c7f44