[INFO] fetching crate fancy_flocks 0.1.0...
[INFO] testing fancy_flocks-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate fancy_flocks 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fancy_flocks 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fancy_flocks 0.1.0
[INFO] finished tweaking crates.io crate fancy_flocks 0.1.0
[INFO] tweaked toml for crates.io crate fancy_flocks 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef5991a7e09d85510c45fc6b99161280f0c106c3a9e30b9329a8b926d41cbbc5
[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" "ef5991a7e09d85510c45fc6b99161280f0c106c3a9e30b9329a8b926d41cbbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef5991a7e09d85510c45fc6b99161280f0c106c3a9e30b9329a8b926d41cbbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef5991a7e09d85510c45fc6b99161280f0c106c3a9e30b9329a8b926d41cbbc5", kill_on_drop: false }`
[INFO] [stdout] ef5991a7e09d85510c45fc6b99161280f0c106c3a9e30b9329a8b926d41cbbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 7377397827bcdfea9d42533853ad03dc456c07a0daefe3f4f8406d655bdf6ecc
[INFO] running `Command { std: "docker" "start" "-a" "7377397827bcdfea9d42533853ad03dc456c07a0daefe3f4f8406d655bdf6ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "7377397827bcdfea9d42533853ad03dc456c07a0daefe3f4f8406d655bdf6ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7377397827bcdfea9d42533853ad03dc456c07a0daefe3f4f8406d655bdf6ecc", kill_on_drop: false }`
[INFO] [stdout] 7377397827bcdfea9d42533853ad03dc456c07a0daefe3f4f8406d655bdf6ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 795208ed04d38c609a5d7a96009e0a58ad7815bd0822be2baba8e2bfb0d0cefa
[INFO] running `Command { std: "docker" "start" "-a" "795208ed04d38c609a5d7a96009e0a58ad7815bd0822be2baba8e2bfb0d0cefa", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "795208ed04d38c609a5d7a96009e0a58ad7815bd0822be2baba8e2bfb0d0cefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795208ed04d38c609a5d7a96009e0a58ad7815bd0822be2baba8e2bfb0d0cefa", kill_on_drop: false }`
[INFO] [stdout] 795208ed04d38c609a5d7a96009e0a58ad7815bd0822be2baba8e2bfb0d0cefa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e027fbaaf075f830fe533c287a6ea31e5d4fe6933a518dde3a1008a5bd96aca
[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" "1e027fbaaf075f830fe533c287a6ea31e5d4fe6933a518dde3a1008a5bd96aca", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fancy_flocks-38ce38e69f66c48c)
[INFO] [stdout] test dirty_flock::test::drop_unlocked ... ok
[INFO] [stdout] test sd_flock::test::reacquire ... ok
[INFO] [stdout] test sd_flock::test::delete_on_drop ... ok
[INFO] [stdout] test dirty_flock::test::smoke ... ok
[INFO] [stdout] test sd_flock::test::exclusive ... ok
[INFO] [stdout] test sd_flock::test::shared ... ok
[INFO] [stdout] test sd_flock::test::no_delete_on_locked_drop ... ok
[INFO] [stdout] test dirty_flock::test::drop_locked ... ok
[INFO] [stdout] test sd_flock::test::stress_exclusive ... ok
[INFO] [stdout] test sd_flock::test::stress_random ... ok
[INFO] [stderr]    Doc-tests fancy_flocks
[INFO] [stdout] test sd_flock::test::stress_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.29s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "1e027fbaaf075f830fe533c287a6ea31e5d4fe6933a518dde3a1008a5bd96aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e027fbaaf075f830fe533c287a6ea31e5d4fe6933a518dde3a1008a5bd96aca", kill_on_drop: false }`
[INFO] [stdout] 1e027fbaaf075f830fe533c287a6ea31e5d4fe6933a518dde3a1008a5bd96aca