[INFO] fetching crate prae_macro 0.4.0...
[INFO] testing prae_macro-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate prae_macro 0.4.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate prae_macro 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prae_macro 0.4.0
[INFO] finished tweaking crates.io crate prae_macro 0.4.0
[INFO] tweaked toml for crates.io crate prae_macro 0.4.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1258e07f84e8cf0aca05e7de3cf69d85c69eb33b36b7af14e23889f96c7f5dc8
[INFO] running `Command { std: "docker" "start" "-a" "1258e07f84e8cf0aca05e7de3cf69d85c69eb33b36b7af14e23889f96c7f5dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1258e07f84e8cf0aca05e7de3cf69d85c69eb33b36b7af14e23889f96c7f5dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1258e07f84e8cf0aca05e7de3cf69d85c69eb33b36b7af14e23889f96c7f5dc8", kill_on_drop: false }`
[INFO] [stdout] 1258e07f84e8cf0aca05e7de3cf69d85c69eb33b36b7af14e23889f96c7f5dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06af9e8c4f4bca87b69c7a555448f3764f9746ab7cfb950f0c59964e433057f0
[INFO] running `Command { std: "docker" "start" "-a" "06af9e8c4f4bca87b69c7a555448f3764f9746ab7cfb950f0c59964e433057f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prae_macro v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "06af9e8c4f4bca87b69c7a555448f3764f9746ab7cfb950f0c59964e433057f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06af9e8c4f4bca87b69c7a555448f3764f9746ab7cfb950f0c59964e433057f0", kill_on_drop: false }`
[INFO] [stdout] 06af9e8c4f4bca87b69c7a555448f3764f9746ab7cfb950f0c59964e433057f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a7eb192ef5344bbec21122d0fae392777dee75f55b87100bfa6196197af167e
[INFO] running `Command { std: "docker" "start" "-a" "6a7eb192ef5344bbec21122d0fae392777dee75f55b87100bfa6196197af167e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling prae_macro v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "6a7eb192ef5344bbec21122d0fae392777dee75f55b87100bfa6196197af167e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a7eb192ef5344bbec21122d0fae392777dee75f55b87100bfa6196197af167e", kill_on_drop: false }`
[INFO] [stdout] 6a7eb192ef5344bbec21122d0fae392777dee75f55b87100bfa6196197af167e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 20fff96ce6290dc27fbdd8b3cbcb869832bb967fe0ae1c4943e6a0cfe668212d
[INFO] running `Command { std: "docker" "start" "-a" "20fff96ce6290dc27fbdd8b3cbcb869832bb967fe0ae1c4943e6a0cfe668212d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prae_macro-375aec5b34b3aae1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prae_macro
[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] [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" "20fff96ce6290dc27fbdd8b3cbcb869832bb967fe0ae1c4943e6a0cfe668212d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fff96ce6290dc27fbdd8b3cbcb869832bb967fe0ae1c4943e6a0cfe668212d", kill_on_drop: false }`
[INFO] [stdout] 20fff96ce6290dc27fbdd8b3cbcb869832bb967fe0ae1c4943e6a0cfe668212d