[INFO] fetching crate polygons 0.3.0...
[INFO] testing polygons-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate polygons 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate polygons 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate polygons 0.3.0
[INFO] finished tweaking crates.io crate polygons 0.3.0
[INFO] tweaked toml for crates.io crate polygons 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b5a24cc1155de7dc285590ac6713b56b89875cdd452106d56ac614a031ecca3
[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" "2b5a24cc1155de7dc285590ac6713b56b89875cdd452106d56ac614a031ecca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5a24cc1155de7dc285590ac6713b56b89875cdd452106d56ac614a031ecca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5a24cc1155de7dc285590ac6713b56b89875cdd452106d56ac614a031ecca3", kill_on_drop: false }`
[INFO] [stdout] 2b5a24cc1155de7dc285590ac6713b56b89875cdd452106d56ac614a031ecca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80bf7a13cd442a7f868f14c3a507eea9a96ecea5b6341b92f15c1fbf7965b9c6
[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" "80bf7a13cd442a7f868f14c3a507eea9a96ecea5b6341b92f15c1fbf7965b9c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling pyo3 v0.13.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.2
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.13.2
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling polygons v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "80bf7a13cd442a7f868f14c3a507eea9a96ecea5b6341b92f15c1fbf7965b9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bf7a13cd442a7f868f14c3a507eea9a96ecea5b6341b92f15c1fbf7965b9c6", kill_on_drop: false }`
[INFO] [stdout] 80bf7a13cd442a7f868f14c3a507eea9a96ecea5b6341b92f15c1fbf7965b9c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5275c72734702f31c6bf91a500047e8ae657509c94eaaee539aa884f35383b0e
[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" "5275c72734702f31c6bf91a500047e8ae657509c94eaaee539aa884f35383b0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling polygons v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "5275c72734702f31c6bf91a500047e8ae657509c94eaaee539aa884f35383b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5275c72734702f31c6bf91a500047e8ae657509c94eaaee539aa884f35383b0e", kill_on_drop: false }`
[INFO] [stdout] 5275c72734702f31c6bf91a500047e8ae657509c94eaaee539aa884f35383b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1015dee9b6bf0530358fedd3b24e48aadd7ab89543d00df49f3a6af9b9dc774
[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" "a1015dee9b6bf0530358fedd3b24e48aadd7ab89543d00df49f3a6af9b9dc774", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polygons-77a9fd198424b380)
[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] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-e6e921fbbcf446da)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test benchmark ... ignored
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test custom_distance ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 17.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polygons
[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" "a1015dee9b6bf0530358fedd3b24e48aadd7ab89543d00df49f3a6af9b9dc774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1015dee9b6bf0530358fedd3b24e48aadd7ab89543d00df49f3a6af9b9dc774", kill_on_drop: false }`
[INFO] [stdout] a1015dee9b6bf0530358fedd3b24e48aadd7ab89543d00df49f3a6af9b9dc774