[INFO] fetching crate arbintrary 0.4.0...
[INFO] testing arbintrary-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate arbintrary 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate arbintrary 0.4.0 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 arbintrary 0.4.0
[INFO] finished tweaking crates.io crate arbintrary 0.4.0
[INFO] tweaked toml for crates.io crate arbintrary 0.4.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] e70ef408e0a6e7f04b282237035fbc1e218d1b6f1c3679a880af196047c42d82
[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" "e70ef408e0a6e7f04b282237035fbc1e218d1b6f1c3679a880af196047c42d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e70ef408e0a6e7f04b282237035fbc1e218d1b6f1c3679a880af196047c42d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70ef408e0a6e7f04b282237035fbc1e218d1b6f1c3679a880af196047c42d82", kill_on_drop: false }`
[INFO] [stdout] e70ef408e0a6e7f04b282237035fbc1e218d1b6f1c3679a880af196047c42d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5371266e6b7f074b1bca9d1b63772b2e499e33cc34df56616085845cdc34eaf6
[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" "5371266e6b7f074b1bca9d1b63772b2e499e33cc34df56616085845cdc34eaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbintrary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "5371266e6b7f074b1bca9d1b63772b2e499e33cc34df56616085845cdc34eaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5371266e6b7f074b1bca9d1b63772b2e499e33cc34df56616085845cdc34eaf6", kill_on_drop: false }`
[INFO] [stdout] 5371266e6b7f074b1bca9d1b63772b2e499e33cc34df56616085845cdc34eaf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a7b9728f47a99cdcb37db8b60fdafc21f6ff32a0f13035be9722e808aa97278b
[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" "a7b9728f47a99cdcb37db8b60fdafc21f6ff32a0f13035be9722e808aa97278b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbintrary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 53.46s
[INFO] running `Command { std: "docker" "inspect" "a7b9728f47a99cdcb37db8b60fdafc21f6ff32a0f13035be9722e808aa97278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b9728f47a99cdcb37db8b60fdafc21f6ff32a0f13035be9722e808aa97278b", kill_on_drop: false }`
[INFO] [stdout] a7b9728f47a99cdcb37db8b60fdafc21f6ff32a0f13035be9722e808aa97278b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 84caec6e9756065e5f53981e4a59bd1c8f40260f43bfb71effd595330822c85b
[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" "84caec6e9756065e5f53981e4a59bd1c8f40260f43bfb71effd595330822c85b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 28 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arbintrary-9e6fe050287dbe88)
[INFO] [stdout] test tests::test_bitxor ... ok
[INFO] [stdout] test tests::test_bitxor_assign ... ok
[INFO] [stdout] test tests::test_from ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_bitand ... ok
[INFO] [stdout] test tests::min_max_values ... ok
[INFO] [stdout] test tests::test_bitor ... ok
[INFO] [stdout] test tests::test_bitand_assign ... ok
[INFO] [stdout] test tests::test_bitor_assign ... ok
[INFO] [stdout] test tests::test_not ... ok
[INFO] [stdout] test tests::test_shl ... ok
[INFO] [stdout] test tests::test_as ... ok
[INFO] [stdout] test tests::test_shl_assign ... ok
[INFO] [stdout] test tests::test_from_primitive ... ok
[INFO] [stdout] test tests::test_wrapping_add ... ok
[INFO] [stdout] test tests::test_shr ... ok
[INFO] [stdout] test tests::test_try_from_primitive ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_add_underflow_i96 - should panic ... ok
[INFO] [stdout] test tests::test_try_from ... ok
[INFO] [stdout] test tests::test_shr_assign ... ok
[INFO] [stdout] test tests::test_add_underflow_i17 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_u127 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_i96 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_u5 - should panic ... ok
[INFO] [stdout] test tests::test_sub_underflow_u5 - should panic ... ok
[INFO] [stdout] test tests::test_sub_underflow_i5 - should panic ... ok
[INFO] [stdout] test tests::test_sub_overflow_i23 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arbintrary
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name arbintrary --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arbintrary=/opt/rustwide/target/debug/deps/libarbintrary-a95f2b559f69e4c3.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "84caec6e9756065e5f53981e4a59bd1c8f40260f43bfb71effd595330822c85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84caec6e9756065e5f53981e4a59bd1c8f40260f43bfb71effd595330822c85b", kill_on_drop: false }`
[INFO] [stdout] 84caec6e9756065e5f53981e4a59bd1c8f40260f43bfb71effd595330822c85b