[INFO] fetching crate ppar 0.3.0...
[INFO] testing ppar-0.3.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate ppar 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ppar 0.3.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ppar 0.3.0
[INFO] finished tweaking crates.io crate ppar 0.3.0
[INFO] tweaked toml for crates.io crate ppar 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ppar 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d73f69c1b5ff78c9b897420d877caa1a534f9edb24c66ec31a7c268237b3dee
[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" "5d73f69c1b5ff78c9b897420d877caa1a534f9edb24c66ec31a7c268237b3dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d73f69c1b5ff78c9b897420d877caa1a534f9edb24c66ec31a7c268237b3dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d73f69c1b5ff78c9b897420d877caa1a534f9edb24c66ec31a7c268237b3dee", kill_on_drop: false }`
[INFO] [stdout] 5d73f69c1b5ff78c9b897420d877caa1a534f9edb24c66ec31a7c268237b3dee
[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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdba4ffd406b5f0552277ea80b593af69627243e17e9a2c50f00769f0ec604c0
[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" "cdba4ffd406b5f0552277ea80b593af69627243e17e9a2c50f00769f0ec604c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]    Compiling arbitrary v0.4.7
[INFO] [stderr]    Compiling ppar v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.51s
[INFO] running `Command { std: "docker" "inspect" "cdba4ffd406b5f0552277ea80b593af69627243e17e9a2c50f00769f0ec604c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdba4ffd406b5f0552277ea80b593af69627243e17e9a2c50f00769f0ec604c0", kill_on_drop: false }`
[INFO] [stdout] cdba4ffd406b5f0552277ea80b593af69627243e17e9a2c50f00769f0ec604c0
[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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2e1fb05201fa7aba1a4d3395d1259e51845d7b96ee247e126052447496a12b9
[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" "c2e1fb05201fa7aba1a4d3395d1259e51845d7b96ee247e126052447496a12b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ppar v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.95s
[INFO] running `Command { std: "docker" "inspect" "c2e1fb05201fa7aba1a4d3395d1259e51845d7b96ee247e126052447496a12b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e1fb05201fa7aba1a4d3395d1259e51845d7b96ee247e126052447496a12b9", kill_on_drop: false }`
[INFO] [stdout] c2e1fb05201fa7aba1a4d3395d1259e51845d7b96ee247e126052447496a12b9
[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=warn" "-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" "+beta-2021-08-01" "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] 419f99e635ebf745886632c2dcee6563c4996fe74038afd51c8b9df770f94e16
[INFO] running `Command { std: "docker" "start" "-a" "419f99e635ebf745886632c2dcee6563c4996fe74038afd51c8b9df770f94e16", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ppar-589206063d9e94d7)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test arc::ppar::ppar_test::test_new ... ok
[INFO] [stdout] test arc::ppar::fuzzy_test::test_fuzzy ... ok
[INFO] [stdout] test rc::ppar::fuzzy_test::test_fuzzy ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_new ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_iter ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_iter ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_into_iter ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_into_iter ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_from_slice ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_crud ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_crud ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_from_slice ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_append ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_append ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_delete_skew ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_delete_skew ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_split_off ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_rebalance ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_rebalance ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_prepend ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_prepend ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_split_off ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 47.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ppar
[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" "419f99e635ebf745886632c2dcee6563c4996fe74038afd51c8b9df770f94e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "419f99e635ebf745886632c2dcee6563c4996fe74038afd51c8b9df770f94e16", kill_on_drop: false }`
[INFO] [stdout] 419f99e635ebf745886632c2dcee6563c4996fe74038afd51c8b9df770f94e16