[INFO] fetching crate arbintrary 0.4.0...
[INFO] testing arbintrary-0.4.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate arbintrary 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arbintrary 0.4.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 196a11cafb4131d4007b2acb246fddf5447d45100dd2d83b4de28b7c60326f21
[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" "196a11cafb4131d4007b2acb246fddf5447d45100dd2d83b4de28b7c60326f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "196a11cafb4131d4007b2acb246fddf5447d45100dd2d83b4de28b7c60326f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196a11cafb4131d4007b2acb246fddf5447d45100dd2d83b4de28b7c60326f21", kill_on_drop: false }`
[INFO] [stdout] 196a11cafb4131d4007b2acb246fddf5447d45100dd2d83b4de28b7c60326f21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bc6c3dd4dc51e295f775cab29d3c602f6ed498c6ecdd96f048227d3e74a5c18
[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" "9bc6c3dd4dc51e295f775cab29d3c602f6ed498c6ecdd96f048227d3e74a5c18", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbintrary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "9bc6c3dd4dc51e295f775cab29d3c602f6ed498c6ecdd96f048227d3e74a5c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc6c3dd4dc51e295f775cab29d3c602f6ed498c6ecdd96f048227d3e74a5c18", kill_on_drop: false }`
[INFO] [stdout] 9bc6c3dd4dc51e295f775cab29d3c602f6ed498c6ecdd96f048227d3e74a5c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4b89b87062a6606273ee04e0a1d438193b590509d65bc5229d5904c8839b53a
[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" "f4b89b87062a6606273ee04e0a1d438193b590509d65bc5229d5904c8839b53a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbintrary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "f4b89b87062a6606273ee04e0a1d438193b590509d65bc5229d5904c8839b53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b89b87062a6606273ee04e0a1d438193b590509d65bc5229d5904c8839b53a", kill_on_drop: false }`
[INFO] [stdout] f4b89b87062a6606273ee04e0a1d438193b590509d65bc5229d5904c8839b53a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9305edd987bfd0841ab1afabaf70d1a95b0b12fa457b2af237c9f811293a36f2
[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" "9305edd987bfd0841ab1afabaf70d1a95b0b12fa457b2af237c9f811293a36f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arbintrary-816fb8b2fda6ede5)
[INFO] [stdout] running 28 tests
[INFO] [stdout] test tests::min_max_values ... ok
[INFO] [stdout] test tests::test_bitand ... ok
[INFO] [stdout] test tests::test_as ... ok
[INFO] [stdout] test tests::test_bitxor_assign ... ok
[INFO] [stdout] test tests::test_not ... ok
[INFO] [stdout] test tests::test_shl ... ok
[INFO] [stdout] test tests::test_from_primitive ... ok
[INFO] [stdout] test tests::test_shl_assign ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_bitxor ... ok
[INFO] [stdout] test tests::test_from ... ok
[INFO] [stdout] test tests::test_bitand_assign ... ok
[INFO] [stdout] test tests::test_bitor ... ok
[INFO] [stdout] test tests::test_bitor_assign ... ok
[INFO] [stdout] test tests::test_shr ... ok
[INFO] [stdout] test tests::test_shr_assign ... ok
[INFO] [stdout] test tests::test_try_from ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_wrapping_add ... ok
[INFO] [stdout] test tests::test_try_from_primitive ... ok
[INFO] [stdout] test tests::test_add_underflow_i96 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_u5 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_u127 - should panic ... ok
[INFO] [stdout] test tests::test_add_underflow_i17 - should panic ... ok
[INFO] [stdout] test tests::test_add_overflow_i96 - should panic ... ok
[INFO] [stdout] test tests::test_sub_overflow_i23 - should panic ... ok
[INFO] [stdout] test tests::test_sub_underflow_u5 - should panic ... ok
[INFO] [stderr]    Doc-tests arbintrary
[INFO] [stdout] test tests::test_sub_underflow_i5 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[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-0fcf2defebd253b8.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="std"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9305edd987bfd0841ab1afabaf70d1a95b0b12fa457b2af237c9f811293a36f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9305edd987bfd0841ab1afabaf70d1a95b0b12fa457b2af237c9f811293a36f2", kill_on_drop: false }`
[INFO] [stdout] 9305edd987bfd0841ab1afabaf70d1a95b0b12fa457b2af237c9f811293a36f2