[INFO] fetching crate ff_ce 0.13.1...
[INFO] testing ff_ce-0.13.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate ff_ce 0.13.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ff_ce 0.13.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ff_ce 0.13.1
[INFO] finished tweaking crates.io crate ff_ce 0.13.1
[INFO] tweaked toml for crates.io crate ff_ce 0.13.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 773e0dc2498436c2043cdd822a102e5b85ec7187c2dbd9f777d2a086ea64ecf9
[INFO] running `Command { std: "docker" "start" "-a" "773e0dc2498436c2043cdd822a102e5b85ec7187c2dbd9f777d2a086ea64ecf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773e0dc2498436c2043cdd822a102e5b85ec7187c2dbd9f777d2a086ea64ecf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773e0dc2498436c2043cdd822a102e5b85ec7187c2dbd9f777d2a086ea64ecf9", kill_on_drop: false }`
[INFO] [stdout] 773e0dc2498436c2043cdd822a102e5b85ec7187c2dbd9f777d2a086ea64ecf9
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da2db7ec5d9df55b4585f103404b6dfea5da56beae75830141d8ee878dcfab12
[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" "da2db7ec5d9df55b4585f103404b6dfea5da56beae75830141d8ee878dcfab12", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling ff_ce v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "da2db7ec5d9df55b4585f103404b6dfea5da56beae75830141d8ee878dcfab12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2db7ec5d9df55b4585f103404b6dfea5da56beae75830141d8ee878dcfab12", kill_on_drop: false }`
[INFO] [stdout] da2db7ec5d9df55b4585f103404b6dfea5da56beae75830141d8ee878dcfab12
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0f159876db1f148f57cdb520c01f747cad96a38703f4c6f5b4c092076cdb85b
[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" "f0f159876db1f148f57cdb520c01f747cad96a38703f4c6f5b4c092076cdb85b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ff_ce v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "f0f159876db1f148f57cdb520c01f747cad96a38703f4c6f5b4c092076cdb85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f159876db1f148f57cdb520c01f747cad96a38703f4c6f5b4c092076cdb85b", kill_on_drop: false }`
[INFO] [stdout] f0f159876db1f148f57cdb520c01f747cad96a38703f4c6f5b4c092076cdb85b
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecf15ad882918cc7ec3ee3e8192b0375962b249a9ef38b5bf0b4ee4932fc2060
[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" "ecf15ad882918cc7ec3ee3e8192b0375962b249a9ef38b5bf0b4ee4932fc2060", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ff_ce-c0c916e85d28aa16)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ff_ce
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_bit_iterator_length ... ok
[INFO] [stdout] test test_bit_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "ecf15ad882918cc7ec3ee3e8192b0375962b249a9ef38b5bf0b4ee4932fc2060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf15ad882918cc7ec3ee3e8192b0375962b249a9ef38b5bf0b4ee4932fc2060", kill_on_drop: false }`
[INFO] [stdout] ecf15ad882918cc7ec3ee3e8192b0375962b249a9ef38b5bf0b4ee4932fc2060