[INFO] fetching crate pyo3-derive-backend 0.10.1...
[INFO] testing pyo3-derive-backend-0.10.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate pyo3-derive-backend 0.10.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pyo3-derive-backend 0.10.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pyo3-derive-backend 0.10.1
[INFO] finished tweaking crates.io crate pyo3-derive-backend 0.10.1
[INFO] tweaked toml for crates.io crate pyo3-derive-backend 0.10.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] edf6c168ca969f77d88ac897de31333e97356cd93032311884fd4977314a2c5a
[INFO] running `"docker" "start" "-a" "edf6c168ca969f77d88ac897de31333e97356cd93032311884fd4977314a2c5a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling pyo3-derive-backend v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.09s
[INFO] running `"docker" "inspect" "edf6c168ca969f77d88ac897de31333e97356cd93032311884fd4977314a2c5a"`
[INFO] running `"docker" "rm" "-f" "edf6c168ca969f77d88ac897de31333e97356cd93032311884fd4977314a2c5a"`
[INFO] [stdout] edf6c168ca969f77d88ac897de31333e97356cd93032311884fd4977314a2c5a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 34c7f7826bc488048b55fb8f3fa1c5a8df0c9db476f4b7445d369332c25738f7
[INFO] running `"docker" "start" "-a" "34c7f7826bc488048b55fb8f3fa1c5a8df0c9db476f4b7445d369332c25738f7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pyo3-derive-backend v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `"docker" "inspect" "34c7f7826bc488048b55fb8f3fa1c5a8df0c9db476f4b7445d369332c25738f7"`
[INFO] running `"docker" "rm" "-f" "34c7f7826bc488048b55fb8f3fa1c5a8df0c9db476f4b7445d369332c25738f7"`
[INFO] [stdout] 34c7f7826bc488048b55fb8f3fa1c5a8df0c9db476f4b7445d369332c25738f7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 20f610005088117e66c4ffcc9839adb82508405efc9dc0a7152fe9215223ffc2
[INFO] running `"docker" "start" "-a" "20f610005088117e66c4ffcc9839adb82508405efc9dc0a7152fe9215223ffc2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pyo3_derive_backend-999936054bd79f14
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pyfunction::test::test_errs ... ok
[INFO] [stdout] test pyfunction::test::test_all ... ok
[INFO] [stdout] test pyfunction::test::test_varargs ... ok
[INFO] [stdout] test pyfunction::test::test_simple_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "20f610005088117e66c4ffcc9839adb82508405efc9dc0a7152fe9215223ffc2"`
[INFO] running `"docker" "rm" "-f" "20f610005088117e66c4ffcc9839adb82508405efc9dc0a7152fe9215223ffc2"`
[INFO] [stdout] 20f610005088117e66c4ffcc9839adb82508405efc9dc0a7152fe9215223ffc2