[INFO] fetching crate ppar 0.2.0...
[INFO] testing ppar-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ppar 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ppar 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ppar 0.2.0
[INFO] finished tweaking crates.io crate ppar 0.2.0
[INFO] tweaked toml for crates.io crate ppar 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate ppar 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0cb92853380c17e964558e05ff183285a9151c3c2a633bd549d30792e199d39
[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" "d0cb92853380c17e964558e05ff183285a9151c3c2a633bd549d30792e199d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0cb92853380c17e964558e05ff183285a9151c3c2a633bd549d30792e199d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0cb92853380c17e964558e05ff183285a9151c3c2a633bd549d30792e199d39", kill_on_drop: false }`
[INFO] [stdout] d0cb92853380c17e964558e05ff183285a9151c3c2a633bd549d30792e199d39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc70c2b42bfae83c292f7857d9b676d109050e6789fe4e746e2a9032d9d5a63
[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" "8dc70c2b42bfae83c292f7857d9b676d109050e6789fe4e746e2a9032d9d5a63", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]    Compiling arbitrary v0.4.7
[INFO] [stderr]    Compiling ppar v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.83s
[INFO] running `Command { std: "docker" "inspect" "8dc70c2b42bfae83c292f7857d9b676d109050e6789fe4e746e2a9032d9d5a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc70c2b42bfae83c292f7857d9b676d109050e6789fe4e746e2a9032d9d5a63", kill_on_drop: false }`
[INFO] [stdout] 8dc70c2b42bfae83c292f7857d9b676d109050e6789fe4e746e2a9032d9d5a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4fb0d1c77bb6054460d1bee0aa7745a6988b06ea4497644c26c239ad83d34d1
[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" "c4fb0d1c77bb6054460d1bee0aa7745a6988b06ea4497644c26c239ad83d34d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[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 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.92s
[INFO] running `Command { std: "docker" "inspect" "c4fb0d1c77bb6054460d1bee0aa7745a6988b06ea4497644c26c239ad83d34d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fb0d1c77bb6054460d1bee0aa7745a6988b06ea4497644c26c239ad83d34d1", kill_on_drop: false }`
[INFO] [stdout] c4fb0d1c77bb6054460d1bee0aa7745a6988b06ea4497644c26c239ad83d34d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] ebb63305ec34171ffbf703fc648de255e95e5281315aeb0f890f9c8d8fea4a4f
[INFO] running `Command { std: "docker" "start" "-a" "ebb63305ec34171ffbf703fc648de255e95e5281315aeb0f890f9c8d8fea4a4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ppar-853c14c2a50f68c4
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test arc::ppar::ppar_test::test_new ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test arc::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_new ... 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 rc::ppar::ppar_test::test_iter ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_from_slice ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_crud ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_crud ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_append ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_append ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_delete_skew ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_delete_skew ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_rebalance ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_split_off ... 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 arc::ppar::ppar_test::test_split_off ... test arc::ppar::ppar_test::test_split_off has been running for over 60 seconds
[INFO] [stdout] test arc::ppar::ppar_test::test_split_off ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebb63305ec34171ffbf703fc648de255e95e5281315aeb0f890f9c8d8fea4a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb63305ec34171ffbf703fc648de255e95e5281315aeb0f890f9c8d8fea4a4f", kill_on_drop: false }`
[INFO] [stdout] ebb63305ec34171ffbf703fc648de255e95e5281315aeb0f890f9c8d8fea4a4f