[INFO] fetching crate par 0.0.0...
[INFO] testing par-0.0.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate par 0.0.0 into /workspace/builds/worker-119/source
[INFO] validating manifest of crates.io crate par 0.0.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate par 0.0.0
[INFO] finished tweaking crates.io crate par 0.0.0
[INFO] tweaked toml for crates.io crate par 0.0.0 written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73e1a8303304fcded161873e07006d1dfaacf867e157c560a8fe3fb59b354432
[INFO] running `Command { std: "docker" "start" "-a" "73e1a8303304fcded161873e07006d1dfaacf867e157c560a8fe3fb59b354432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e1a8303304fcded161873e07006d1dfaacf867e157c560a8fe3fb59b354432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e1a8303304fcded161873e07006d1dfaacf867e157c560a8fe3fb59b354432", kill_on_drop: false }`
[INFO] [stdout] 73e1a8303304fcded161873e07006d1dfaacf867e157c560a8fe3fb59b354432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1521f21bb5447cfd45a7f1046025c4a7d393c9a5baa4ddd08bcb5991631d27d9
[INFO] running `Command { std: "docker" "start" "-a" "1521f21bb5447cfd45a7f1046025c4a7d393c9a5baa4ddd08bcb5991631d27d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling par v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "1521f21bb5447cfd45a7f1046025c4a7d393c9a5baa4ddd08bcb5991631d27d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1521f21bb5447cfd45a7f1046025c4a7d393c9a5baa4ddd08bcb5991631d27d9", kill_on_drop: false }`
[INFO] [stdout] 1521f21bb5447cfd45a7f1046025c4a7d393c9a5baa4ddd08bcb5991631d27d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee93b810fa4bbce3563c92d5efa0a61f96957257a163de236c326d83c8c4b68a
[INFO] running `Command { std: "docker" "start" "-a" "ee93b810fa4bbce3563c92d5efa0a61f96957257a163de236c326d83c8c4b68a", kill_on_drop: false }`
[INFO] [stderr]    Compiling par v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "ee93b810fa4bbce3563c92d5efa0a61f96957257a163de236c326d83c8c4b68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee93b810fa4bbce3563c92d5efa0a61f96957257a163de236c326d83c8c4b68a", kill_on_drop: false }`
[INFO] [stdout] ee93b810fa4bbce3563c92d5efa0a61f96957257a163de236c326d83c8c4b68a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b7fed048a8bac7d0398fbb3a9b2ba8dfb5d929ebe33a0e02daa3417b5f7da3e
[INFO] running `Command { std: "docker" "start" "-a" "7b7fed048a8bac7d0398fbb3a9b2ba8dfb5d929ebe33a0e02daa3417b5f7da3e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/par-31766b253fc446c5)
[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" "7b7fed048a8bac7d0398fbb3a9b2ba8dfb5d929ebe33a0e02daa3417b5f7da3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7fed048a8bac7d0398fbb3a9b2ba8dfb5d929ebe33a0e02daa3417b5f7da3e", kill_on_drop: false }`
[INFO] [stdout] 7b7fed048a8bac7d0398fbb3a9b2ba8dfb5d929ebe33a0e02daa3417b5f7da3e