[INFO] fetching crate threshold 0.9.1...
[INFO] testing threshold-0.9.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate threshold 0.9.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate threshold 0.9.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate threshold 0.9.1
[INFO] finished tweaking crates.io crate threshold 0.9.1
[INFO] tweaked toml for crates.io crate threshold 0.9.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.8.5
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934636b48f8d303becc453ce4c8736f5c76ea86c69e7a286c9aff320cff69ed4
[INFO] running `Command { std: "docker" "start" "-a" "934636b48f8d303becc453ce4c8736f5c76ea86c69e7a286c9aff320cff69ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934636b48f8d303becc453ce4c8736f5c76ea86c69e7a286c9aff320cff69ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934636b48f8d303becc453ce4c8736f5c76ea86c69e7a286c9aff320cff69ed4", kill_on_drop: false }`
[INFO] [stdout] 934636b48f8d303becc453ce4c8736f5c76ea86c69e7a286c9aff320cff69ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a4db3de62c724cef885319a87ea465c84534af445521025769296807bc2d41
[INFO] running `Command { std: "docker" "start" "-a" "72a4db3de62c724cef885319a87ea465c84534af445521025769296807bc2d41", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling threshold v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.94s
[INFO] running `Command { std: "docker" "inspect" "72a4db3de62c724cef885319a87ea465c84534af445521025769296807bc2d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a4db3de62c724cef885319a87ea465c84534af445521025769296807bc2d41", kill_on_drop: false }`
[INFO] [stdout] 72a4db3de62c724cef885319a87ea465c84534af445521025769296807bc2d41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1ff227c9eb392f69dcf604178491622c452628370ea630d306b9a920b09705
[INFO] running `Command { std: "docker" "start" "-a" "bd1ff227c9eb392f69dcf604178491622c452628370ea630d306b9a920b09705", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling threshold v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.21s
[INFO] running `Command { std: "docker" "inspect" "bd1ff227c9eb392f69dcf604178491622c452628370ea630d306b9a920b09705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1ff227c9eb392f69dcf604178491622c452628370ea630d306b9a920b09705", kill_on_drop: false }`
[INFO] [stdout] bd1ff227c9eb392f69dcf604178491622c452628370ea630d306b9a920b09705
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e80ca8c2231f49f8e6a548689ada226bf8b7d4b6d6264a4d352b3b415a63d61c
[INFO] running `Command { std: "docker" "start" "-a" "e80ca8c2231f49f8e6a548689ada226bf8b7d4b6d6264a4d352b3b415a63d61c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] running 50 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/threshold-7f7b803aff4afaf2)
[INFO] [stdout] test set::below_ex::tests::range ... ok
[INFO] [stdout] test tclock::tests::regression_test_beclock ... ok
[INFO] [stdout] test tclock::tests::regression_test_vclock ... ok
[INFO] [stdout] test tests::prop_eventset::is_event_max_set ... ok
[INFO] [stdout] test tests::prop_eventset::join_max_set ... ok
[INFO] [stdout] test tests::prop_eventset::join_below_exset ... ok
[INFO] [stdout] test tests::arbitrary::test::no_shrink ... ok
[INFO] [stdout] test tests::prop_eventset::frontier_maxset ... ok
[INFO] [stdout] test tests::prop_eventset::frontier_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::frontier_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_above_exset_from_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::frontier_above_range_set ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::is_event_above_range_set ... ok
[INFO] [stdout] test tests::prop_eventset::join_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_maxset ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_above_range_set_from_above_range_set ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_below_exset_from_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_above_exset_from_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::is_event_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_range_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_range_below_exset ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_range_above_range_set ... ok
[INFO] [stdout] test tests::prop_eventset::is_event_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_above_range_set ... ok
[INFO] [stdout] test tests::prop_multiset::singleton ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_below_exset_from_above_exset ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_above_range_set_from_below_exset ... ok
[INFO] [stdout] test tests::prop_multiset::threshold ... ok
[INFO] [stdout] test tests::prop_vclock::add_dot ... ok
[INFO] [stdout] test tests::prop_eventset::add_event_above_exset ... ok
[INFO] [stdout] test tests::prop_multiset::add_and_count ... ok
[INFO] [stdout] test tests::prop_arclock::add_dot ... ok
[INFO] [stdout] test tests::prop_eventset::subtract_below_exset_from_above_range_set ... ok
[INFO] [stdout] test tests::prop_vclock::next ... ok
[INFO] [stdout] test tests::prop_eventset::join_above_range_set ... ok
[INFO] [stdout] test tests::prop_aeclock::add_dot ... ok
[INFO] [stdout] test tests::prop_arclock::join ... ok
[INFO] [stdout] test tests::prop_vclock::meet ... ok
[INFO] [stdout] test tests::prop_beclock::add_dot ... ok
[INFO] [stdout] test tests::prop_aeclock::join ... ok
[INFO] [stdout] test tests::prop_tclock::vclock_union ... ok
[INFO] [stdout] test tests::prop_vclock::join ... ok
[INFO] [stdout] test tests::prop_tclock::vclock_threshold_union ... ok
[INFO] [stdout] test tests::prop_vclock::subtracted ... ok
[INFO] [stdout] test tests::prop_beclock::join ... ok
[INFO] [stdout] test tests::prop_aeclock::subtracted ... ok
[INFO] [stdout] test tests::prop_aeclock::meet ... ok
[INFO] [stdout] test tests::arbitrary::test::some_shrink ... ok
[INFO] [stdout] test tests::prop_tclock::beclock_threshold_union ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests threshold
[INFO] [stdout] 
[INFO] [stdout] running 67 tests
[INFO] [stdout] test src/set/above_ex.rs - set::above_ex::AboveExSet::event_iter (line 294) ... ok
[INFO] [stdout] test src/set/above_ex.rs - set::above_ex (line 4) ... ok
[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 threshold --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-9980785225494980.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-237a2d93e7ed489b.rlib --extern quickcheck_macros=/opt/rustwide/target/debug/deps/libquickcheck_macros-11bac9ddd6780113.so --extern rand=/opt/rustwide/target/debug/deps/librand-273227218bf18930.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-8ebf94b7d0534667.rlib --extern threshold=/opt/rustwide/target/debug/deps/libthreshold-8751ab5405b66b93.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e80ca8c2231f49f8e6a548689ada226bf8b7d4b6d6264a4d352b3b415a63d61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80ca8c2231f49f8e6a548689ada226bf8b7d4b6d6264a4d352b3b415a63d61c", kill_on_drop: false }`
[INFO] [stdout] e80ca8c2231f49f8e6a548689ada226bf8b7d4b6d6264a4d352b3b415a63d61c