[INFO] fetching crate p0w 0.2.2...
[INFO] testing p0w-0.2.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate p0w 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate p0w 0.2.2 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 p0w 0.2.2
[INFO] finished tweaking crates.io crate p0w 0.2.2
[INFO] tweaked toml for crates.io crate p0w 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate p0w 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.2.3
[INFO] [stderr]   Downloaded serde_derive v1.0.112
[INFO] [stderr]   Downloaded rayon v1.3.1
[INFO] [stderr]   Downloaded generic-array v0.14.2
[INFO] [stderr]   Downloaded proptest v0.10.0
[INFO] [stderr]   Downloaded blake3 v0.3.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded rayon-core v1.7.1
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] ceddebb2de7fe1cc45cda00b364a516de15defd448f9b9bec7182fab4734951d
[INFO] running `Command { std: "docker" "start" "-a" "ceddebb2de7fe1cc45cda00b364a516de15defd448f9b9bec7182fab4734951d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ceddebb2de7fe1cc45cda00b364a516de15defd448f9b9bec7182fab4734951d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceddebb2de7fe1cc45cda00b364a516de15defd448f9b9bec7182fab4734951d", kill_on_drop: false }`
[INFO] [stdout] ceddebb2de7fe1cc45cda00b364a516de15defd448f9b9bec7182fab4734951d
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b6fd2adc29bd71a322c949089f098eaedb21736134a4db706deb675190bbe2c
[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" "2b6fd2adc29bd71a322c949089f098eaedb21736134a4db706deb675190bbe2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling blake3 v0.3.5
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling p0w v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `Command { std: "docker" "inspect" "2b6fd2adc29bd71a322c949089f098eaedb21736134a4db706deb675190bbe2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6fd2adc29bd71a322c949089f098eaedb21736134a4db706deb675190bbe2c", kill_on_drop: false }`
[INFO] [stdout] 2b6fd2adc29bd71a322c949089f098eaedb21736134a4db706deb675190bbe2c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", 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] 48e3860727a419f03507ab978eea88e96d1398d48a605c4ebcae4288c3e2bc45
[INFO] running `Command { std: "docker" "start" "-a" "48e3860727a419f03507ab978eea88e96d1398d48a605c4ebcae4288c3e2bc45", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling proptest v0.10.0
[INFO] [stderr]    Compiling p0w v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.75s
[INFO] running `Command { std: "docker" "inspect" "48e3860727a419f03507ab978eea88e96d1398d48a605c4ebcae4288c3e2bc45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e3860727a419f03507ab978eea88e96d1398d48a605c4ebcae4288c3e2bc45", kill_on_drop: false }`
[INFO] [stdout] 48e3860727a419f03507ab978eea88e96d1398d48a605c4ebcae4288c3e2bc45
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", 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] ad225df36b245563c96b827cf30625500a9a9394525b0f5b3aed63368aab397e
[INFO] running `Command { std: "docker" "start" "-a" "ad225df36b245563c96b827cf30625500a9a9394525b0f5b3aed63368aab397e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/p0w-fb8a78b511384ba0)
[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] [stderr]      Running tests/prop.rs (/opt/rustwide/target/debug/deps/prop-25ebf475991aa4a3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test prop_works ... ok
[INFO] [stdout] test prop_par_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/works.rs (/opt/rustwide/target/debug/deps/works-895af2a02d48c25a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test par_works ... ok
[INFO] [stdout] test works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests p0w
[INFO] [stdout] 
[INFO] [stdout] running 15 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 p0w --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L native=/opt/rustwide/target/debug/build/blake3-17199972c9ac0d5c/out --extern blake3=/opt/rustwide/target/debug/deps/libblake3-bd6fbd35cc7414b0.rlib --extern p0w=/opt/rustwide/target/debug/deps/libp0w-29cdb672e780c7b5.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-f1b960fc421e1c7d.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-4338a190fa0d99d4.rlib --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-4da4e782f57971a7.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-621f4c1733f15bc4.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-77965c5a7113415b.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="parallel"' --cfg 'feature="rayon"' --cfg 'feature="thiserror"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ad225df36b245563c96b827cf30625500a9a9394525b0f5b3aed63368aab397e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad225df36b245563c96b827cf30625500a9a9394525b0f5b3aed63368aab397e", kill_on_drop: false }`
[INFO] [stdout] ad225df36b245563c96b827cf30625500a9a9394525b0f5b3aed63368aab397e