[INFO] fetching crate rack-example-parallel 0.0.0...
[INFO] testing rack-example-parallel-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rack-example-parallel 0.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate rack-example-parallel 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 rack-example-parallel 0.0.0
[INFO] finished tweaking crates.io crate rack-example-parallel 0.0.0
[INFO] tweaked toml for crates.io crate rack-example-parallel 0.0.0 written to /workspace/builds/worker-20/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] 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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 872914934cface480af958f98a6322d7b84dc764e21f3cf738a3ac2332e12150
[INFO] running `Command { std: "docker" "start" "-a" "872914934cface480af958f98a6322d7b84dc764e21f3cf738a3ac2332e12150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "872914934cface480af958f98a6322d7b84dc764e21f3cf738a3ac2332e12150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872914934cface480af958f98a6322d7b84dc764e21f3cf738a3ac2332e12150", kill_on_drop: false }`
[INFO] [stdout] 872914934cface480af958f98a6322d7b84dc764e21f3cf738a3ac2332e12150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] f688ca5c6ac9c6b99ac1e36b3ea4d06fe3010936d846d2e613f6561c67a84802
[INFO] running `Command { std: "docker" "start" "-a" "f688ca5c6ac9c6b99ac1e36b3ea4d06fe3010936d846d2e613f6561c67a84802", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-example-parallel v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "f688ca5c6ac9c6b99ac1e36b3ea4d06fe3010936d846d2e613f6561c67a84802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f688ca5c6ac9c6b99ac1e36b3ea4d06fe3010936d846d2e613f6561c67a84802", kill_on_drop: false }`
[INFO] [stdout] f688ca5c6ac9c6b99ac1e36b3ea4d06fe3010936d846d2e613f6561c67a84802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 18e9bedc8dd83e51be9601a0a63c1ad2d37c090a9a981046d77fe395f8f9676f
[INFO] running `Command { std: "docker" "start" "-a" "18e9bedc8dd83e51be9601a0a63c1ad2d37c090a9a981046d77fe395f8f9676f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack-example-parallel v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rack_example_parallel-d9cd88320e1a7477)
[INFO] running `Command { std: "docker" "inspect" "18e9bedc8dd83e51be9601a0a63c1ad2d37c090a9a981046d77fe395f8f9676f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e9bedc8dd83e51be9601a0a63c1ad2d37c090a9a981046d77fe395f8f9676f", kill_on_drop: false }`
[INFO] [stdout] 18e9bedc8dd83e51be9601a0a63c1ad2d37c090a9a981046d77fe395f8f9676f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 1669fec870d9e623fd405ea540e6a2e9ba5b87c9af9383c00b7c4cf915584487
[INFO] running `Command { std: "docker" "start" "-a" "1669fec870d9e623fd405ea540e6a2e9ba5b87c9af9383c00b7c4cf915584487", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rack_example_parallel-d9cd88320e1a7477)
[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 rack-example-parallel
[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" "1669fec870d9e623fd405ea540e6a2e9ba5b87c9af9383c00b7c4cf915584487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1669fec870d9e623fd405ea540e6a2e9ba5b87c9af9383c00b7c4cf915584487", kill_on_drop: false }`
[INFO] [stdout] 1669fec870d9e623fd405ea540e6a2e9ba5b87c9af9383c00b7c4cf915584487