[INFO] fetching crate pyo3-derive-backend 0.12.5...
[INFO] testing pyo3-derive-backend-0.12.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pyo3-derive-backend 0.12.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pyo3-derive-backend 0.12.5 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 pyo3-derive-backend 0.12.5
[INFO] finished tweaking crates.io crate pyo3-derive-backend 0.12.5
[INFO] tweaked toml for crates.io crate pyo3-derive-backend 0.12.5 written to /workspace/builds/worker-6/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5712933f8cf3c72915782225c577630caeb0b2e7db55f06d4a1377a9bf327cfd
[INFO] running `Command { std: "docker" "start" "-a" "5712933f8cf3c72915782225c577630caeb0b2e7db55f06d4a1377a9bf327cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5712933f8cf3c72915782225c577630caeb0b2e7db55f06d4a1377a9bf327cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5712933f8cf3c72915782225c577630caeb0b2e7db55f06d4a1377a9bf327cfd", kill_on_drop: false }`
[INFO] [stdout] 5712933f8cf3c72915782225c577630caeb0b2e7db55f06d4a1377a9bf327cfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c612de5f8b826d159baf0af6d22b2619c32824a3554242b082e3f389404fe7ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c612de5f8b826d159baf0af6d22b2619c32824a3554242b082e3f389404fe7ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
[INFO] running `Command { std: "docker" "inspect" "c612de5f8b826d159baf0af6d22b2619c32824a3554242b082e3f389404fe7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c612de5f8b826d159baf0af6d22b2619c32824a3554242b082e3f389404fe7ad", kill_on_drop: false }`
[INFO] [stdout] c612de5f8b826d159baf0af6d22b2619c32824a3554242b082e3f389404fe7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ae846253f84b8affdea189d5d49f49dfeac6d0cc12db3344423948f700f1d576
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae846253f84b8affdea189d5d49f49dfeac6d0cc12db3344423948f700f1d576", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "ae846253f84b8affdea189d5d49f49dfeac6d0cc12db3344423948f700f1d576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae846253f84b8affdea189d5d49f49dfeac6d0cc12db3344423948f700f1d576", kill_on_drop: false }`
[INFO] [stdout] ae846253f84b8affdea189d5d49f49dfeac6d0cc12db3344423948f700f1d576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85f2ea367c5d7d509ebd4f9d4319bf2235d12c916adc1ffa22e22b31ffda4099
[INFO] running `Command { std: "docker" "start" "-a" "85f2ea367c5d7d509ebd4f9d4319bf2235d12c916adc1ffa22e22b31ffda4099", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pyo3_derive_backend-1bdcf4caa6774d74)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pyfunction::test::test_simple_args ... ok
[INFO] [stdout] test pyfunction::test::test_all ... ok
[INFO] [stdout] test pyfunction::test::test_varargs ... ok
[INFO] [stdout] test pyfunction::test::test_errs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pyo3-derive-backend
[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" "85f2ea367c5d7d509ebd4f9d4319bf2235d12c916adc1ffa22e22b31ffda4099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f2ea367c5d7d509ebd4f9d4319bf2235d12c916adc1ffa22e22b31ffda4099", kill_on_drop: false }`
[INFO] [stdout] 85f2ea367c5d7d509ebd4f9d4319bf2235d12c916adc1ffa22e22b31ffda4099