[INFO] fetching crate pyo3-derive-backend 0.12.5...
[INFO] testing pyo3-derive-backend-0.12.5 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pyo3-derive-backend 0.12.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pyo3-derive-backend 0.12.5 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a6ca8d7467773b1ec3f9a84fc4bcda4bb82e333f1ffcbfaa354066a6843140b
[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" "5a6ca8d7467773b1ec3f9a84fc4bcda4bb82e333f1ffcbfaa354066a6843140b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a6ca8d7467773b1ec3f9a84fc4bcda4bb82e333f1ffcbfaa354066a6843140b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a6ca8d7467773b1ec3f9a84fc4bcda4bb82e333f1ffcbfaa354066a6843140b", kill_on_drop: false }`
[INFO] [stdout] 5a6ca8d7467773b1ec3f9a84fc4bcda4bb82e333f1ffcbfaa354066a6843140b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37b393d8a8d349f31a7134cf673761a3779ecd444640ff5491f0e574332e17d5
[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" "37b393d8a8d349f31a7134cf673761a3779ecd444640ff5491f0e574332e17d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling pyo3-derive-backend v0.12.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.95s
[INFO] running `Command { std: "docker" "inspect" "37b393d8a8d349f31a7134cf673761a3779ecd444640ff5491f0e574332e17d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b393d8a8d349f31a7134cf673761a3779ecd444640ff5491f0e574332e17d5", kill_on_drop: false }`
[INFO] [stdout] 37b393d8a8d349f31a7134cf673761a3779ecd444640ff5491f0e574332e17d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", 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] 43301e6a438edf7ab6a95358f86cd1801a1a27c202652033712dad8d1a66f620
[INFO] running `Command { std: "docker" "start" "-a" "43301e6a438edf7ab6a95358f86cd1801a1a27c202652033712dad8d1a66f620", 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 4.56s
[INFO] running `Command { std: "docker" "inspect" "43301e6a438edf7ab6a95358f86cd1801a1a27c202652033712dad8d1a66f620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43301e6a438edf7ab6a95358f86cd1801a1a27c202652033712dad8d1a66f620", kill_on_drop: false }`
[INFO] [stdout] 43301e6a438edf7ab6a95358f86cd1801a1a27c202652033712dad8d1a66f620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15ca90d149f577529cd14be3f41b9f769d70e666faeb5b068eaed34126b67b41
[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" "15ca90d149f577529cd14be3f41b9f769d70e666faeb5b068eaed34126b67b41", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pyo3_derive_backend-45a80049c90f2334
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pyfunction::test::test_all ... ok
[INFO] [stdout] test pyfunction::test::test_errs ... ok
[INFO] [stdout] test pyfunction::test::test_simple_args ... ok
[INFO] [stdout] test pyfunction::test::test_varargs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "15ca90d149f577529cd14be3f41b9f769d70e666faeb5b068eaed34126b67b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ca90d149f577529cd14be3f41b9f769d70e666faeb5b068eaed34126b67b41", kill_on_drop: false }`
[INFO] [stdout] 15ca90d149f577529cd14be3f41b9f769d70e666faeb5b068eaed34126b67b41