[INFO] fetching crate potatonet-codegen 0.4.3...
[INFO] testing potatonet-codegen-0.4.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate potatonet-codegen 0.4.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate potatonet-codegen 0.4.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate potatonet-codegen 0.4.3
[INFO] finished tweaking crates.io crate potatonet-codegen 0.4.3
[INFO] tweaked toml for crates.io crate potatonet-codegen 0.4.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e91221b238d6792d77837facd8ecbfa5518e55e0f5399183120cf9b1215ae05
[INFO] running `Command { std: "docker" "start" "-a" "9e91221b238d6792d77837facd8ecbfa5518e55e0f5399183120cf9b1215ae05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e91221b238d6792d77837facd8ecbfa5518e55e0f5399183120cf9b1215ae05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e91221b238d6792d77837facd8ecbfa5518e55e0f5399183120cf9b1215ae05", kill_on_drop: false }`
[INFO] [stdout] 9e91221b238d6792d77837facd8ecbfa5518e55e0f5399183120cf9b1215ae05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8b67a9c594b630438c9396c764d7de2eb6ca46a42097344d1b28d1470a5919d
[INFO] running `Command { std: "docker" "start" "-a" "d8b67a9c594b630438c9396c764d7de2eb6ca46a42097344d1b28d1470a5919d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling potatonet-codegen v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "d8b67a9c594b630438c9396c764d7de2eb6ca46a42097344d1b28d1470a5919d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b67a9c594b630438c9396c764d7de2eb6ca46a42097344d1b28d1470a5919d", kill_on_drop: false }`
[INFO] [stdout] d8b67a9c594b630438c9396c764d7de2eb6ca46a42097344d1b28d1470a5919d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f22ca3c178b35b4f8fbbc951f073a701834790780ed0ad615cdfab607d37acec
[INFO] running `Command { std: "docker" "start" "-a" "f22ca3c178b35b4f8fbbc951f073a701834790780ed0ad615cdfab607d37acec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling potatonet-codegen v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f22ca3c178b35b4f8fbbc951f073a701834790780ed0ad615cdfab607d37acec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22ca3c178b35b4f8fbbc951f073a701834790780ed0ad615cdfab607d37acec", kill_on_drop: false }`
[INFO] [stdout] f22ca3c178b35b4f8fbbc951f073a701834790780ed0ad615cdfab607d37acec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc7c06acd1d4e50704abc6f6596e9920816d7a3f6eee26d8129214b174f04e6b
[INFO] running `Command { std: "docker" "start" "-a" "dc7c06acd1d4e50704abc6f6596e9920816d7a3f6eee26d8129214b174f04e6b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/potatonet_codegen-4b6383fd22e58079)
[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 potatonet-codegen
[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" "dc7c06acd1d4e50704abc6f6596e9920816d7a3f6eee26d8129214b174f04e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7c06acd1d4e50704abc6f6596e9920816d7a3f6eee26d8129214b174f04e6b", kill_on_drop: false }`
[INFO] [stdout] dc7c06acd1d4e50704abc6f6596e9920816d7a3f6eee26d8129214b174f04e6b