[INFO] fetching crate ppar 0.3.1...
[INFO] testing ppar-0.3.1 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] extracting crate ppar 0.3.1 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate ppar 0.3.1 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ppar 0.3.1
[INFO] finished tweaking crates.io crate ppar 0.3.1
[INFO] tweaked toml for crates.io crate ppar 0.3.1 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate crates.io crate ppar 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_arbitrary v0.4.7
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ca9a67a90ce29ce8d47714cdeb801b8f8d9bdb03447e0d0356c96f1684e5074
[INFO] running `Command { std: "docker" "start" "-a" "8ca9a67a90ce29ce8d47714cdeb801b8f8d9bdb03447e0d0356c96f1684e5074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ca9a67a90ce29ce8d47714cdeb801b8f8d9bdb03447e0d0356c96f1684e5074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca9a67a90ce29ce8d47714cdeb801b8f8d9bdb03447e0d0356c96f1684e5074", kill_on_drop: false }`
[INFO] [stdout] 8ca9a67a90ce29ce8d47714cdeb801b8f8d9bdb03447e0d0356c96f1684e5074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49770cc0db5768503c9f70bc0055db58f2904feee061548a8a4d73001fb1db9e
[INFO] running `Command { std: "docker" "start" "-a" "49770cc0db5768503c9f70bc0055db58f2904feee061548a8a4d73001fb1db9e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[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 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.22s
[INFO] running `Command { std: "docker" "inspect" "49770cc0db5768503c9f70bc0055db58f2904feee061548a8a4d73001fb1db9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49770cc0db5768503c9f70bc0055db58f2904feee061548a8a4d73001fb1db9e", kill_on_drop: false }`
[INFO] [stdout] 49770cc0db5768503c9f70bc0055db58f2904feee061548a8a4d73001fb1db9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d08f1258c347d9bedc760be9af69d8b9d4cc976283aac8372fb2359ba9c928c1
[INFO] running `Command { std: "docker" "start" "-a" "d08f1258c347d9bedc760be9af69d8b9d4cc976283aac8372fb2359ba9c928c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[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 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "d08f1258c347d9bedc760be9af69d8b9d4cc976283aac8372fb2359ba9c928c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08f1258c347d9bedc760be9af69d8b9d4cc976283aac8372fb2359ba9c928c1", kill_on_drop: false }`
[INFO] [stdout] d08f1258c347d9bedc760be9af69d8b9d4cc976283aac8372fb2359ba9c928c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2fa2e8c0d5c8333ed58f9cc6e1a6e38deb764661c594439b2f0cd76e2829a0e
[INFO] running `Command { std: "docker" "start" "-a" "d2fa2e8c0d5c8333ed58f9cc6e1a6e38deb764661c594439b2f0cd76e2829a0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ppar-a62ee73a3856de27)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test arc::ppar::ppar_test::test_new ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_new ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_crud ... 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::fuzzy_test::test_fuzzy ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_to_vec ... ok
[INFO] [stdout] test arc::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_iter ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_into_iter ... ok
[INFO] [stdout] test arc::ppar::ppar_test::test_into_iter ... ok
[INFO] [stdout] test rc::ppar::ppar_test::test_append ... ok
[INFO] [stdout] test arc::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::fuzzy_test::test_fuzzy ... 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_split_off ... 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 24.38s
[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" "d2fa2e8c0d5c8333ed58f9cc6e1a6e38deb764661c594439b2f0cd76e2829a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fa2e8c0d5c8333ed58f9cc6e1a6e38deb764661c594439b2f0cd76e2829a0e", kill_on_drop: false }`
[INFO] [stdout] d2fa2e8c0d5c8333ed58f9cc6e1a6e38deb764661c594439b2f0cd76e2829a0e