[INFO] cloning repository https://github.com/lolgesten/froop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lolgesten/froop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgesten%2Ffroop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgesten%2Ffroop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10f1988c8f8dc5fd9b65533f7530ca9862430c5
[INFO] testing lolgesten/froop against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flolgesten%2Ffroop" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lolgesten/froop 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 git repo https://github.com/lolgesten/froop
[INFO] finished tweaking git repo https://github.com/lolgesten/froop
[INFO] tweaked toml for git repo https://github.com/lolgesten/froop written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/lolgesten/froop already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9538f26fe86f0e92a25fa39edc442bc4e0e51ab643472b85cd9432daa4612dc8
[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" "9538f26fe86f0e92a25fa39edc442bc4e0e51ab643472b85cd9432daa4612dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9538f26fe86f0e92a25fa39edc442bc4e0e51ab643472b85cd9432daa4612dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9538f26fe86f0e92a25fa39edc442bc4e0e51ab643472b85cd9432daa4612dc8", kill_on_drop: false }`
[INFO] [stdout] 9538f26fe86f0e92a25fa39edc442bc4e0e51ab643472b85cd9432daa4612dc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] dd6d2a503f276d41728d2dd09d83705653104b31ded6f2f04b28e4cfeefdec81
[INFO] running `Command { std: "docker" "start" "-a" "dd6d2a503f276d41728d2dd09d83705653104b31ded6f2f04b28e4cfeefdec81", kill_on_drop: false }`
[INFO] [stderr]    Compiling froop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "dd6d2a503f276d41728d2dd09d83705653104b31ded6f2f04b28e4cfeefdec81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6d2a503f276d41728d2dd09d83705653104b31ded6f2f04b28e4cfeefdec81", kill_on_drop: false }`
[INFO] [stdout] dd6d2a503f276d41728d2dd09d83705653104b31ded6f2f04b28e4cfeefdec81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bc615f6ebc2f38678bde1e9c76c01efb88e4c130f07e3d1dbd09190d1d5816f
[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" "5bc615f6ebc2f38678bde1e9c76c01efb88e4c130f07e3d1dbd09190d1d5816f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling criterion-plot v0.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling tinytemplate v1.0.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.87
[INFO] [stderr]    Compiling criterion v0.2.10
[INFO] [stderr]    Compiling froop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.81s
[INFO] running `Command { std: "docker" "inspect" "5bc615f6ebc2f38678bde1e9c76c01efb88e4c130f07e3d1dbd09190d1d5816f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc615f6ebc2f38678bde1e9c76c01efb88e4c130f07e3d1dbd09190d1d5816f", kill_on_drop: false }`
[INFO] [stdout] 5bc615f6ebc2f38678bde1e9c76c01efb88e4c130f07e3d1dbd09190d1d5816f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ace4ecf36aa4c931e7fdd30820b5eba3fd21b129bdad651256a2f848fae34e3
[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" "8ace4ecf36aa4c931e7fdd30820b5eba3fd21b129bdad651256a2f848fae34e3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/froop-29f1a310d192ea03)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test peg::test::test_peg_keep_mode ... ok
[INFO] [stdout] test test::test_imitate ... ok
[INFO] [stdout] test test::test_imitate_cycle ... ok
[INFO] [stdout] test test::test_sink_auto_traits ... ok
[INFO] [stdout] test test::test_stream_auto_traits ... ok
[INFO] [stdout] test peg::test::test_peg_no_keep ... ok
[INFO] [stdout] test test::test_of ... ok
[INFO] [stdout] test test::test_chained_maps ... ok
[INFO] [stdout] test test::test_fold_and_last ... ok
[INFO] [stderr]    Doc-tests froop
[INFO] [stdout] test test::test_fold_and_remember ... ok
[INFO] [stdout] test test::test_subscription_auto_traits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 29 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 froop --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-63facfa61f28c807.rlib --extern froop=/opt/rustwide/target/debug/deps/libfroop-180fa45e39436768.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8ace4ecf36aa4c931e7fdd30820b5eba3fd21b129bdad651256a2f848fae34e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ace4ecf36aa4c931e7fdd30820b5eba3fd21b129bdad651256a2f848fae34e3", kill_on_drop: false }`
[INFO] [stdout] 8ace4ecf36aa4c931e7fdd30820b5eba3fd21b129bdad651256a2f848fae34e3