[INFO] fetching crate contour 0.4.0...
[INFO] testing contour-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate contour 0.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate contour 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contour 0.4.0
[INFO] finished tweaking crates.io crate contour 0.4.0
[INFO] tweaked toml for crates.io crate contour 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b5b6cef25a475675b4ae5e72fb7db7b5e38571e4fdaba4cb21f49513665ccaa
[INFO] running `Command { std: "docker" "start" "-a" "7b5b6cef25a475675b4ae5e72fb7db7b5e38571e4fdaba4cb21f49513665ccaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b5b6cef25a475675b4ae5e72fb7db7b5e38571e4fdaba4cb21f49513665ccaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5b6cef25a475675b4ae5e72fb7db7b5e38571e4fdaba4cb21f49513665ccaa", kill_on_drop: false }`
[INFO] [stdout] 7b5b6cef25a475675b4ae5e72fb7db7b5e38571e4fdaba4cb21f49513665ccaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12a1e46554c49009cf77e8d56daef8cd5674dd5b424479a422e5ef6b8f93347
[INFO] running `Command { std: "docker" "start" "-a" "c12a1e46554c49009cf77e8d56daef8cd5674dd5b424479a422e5ef6b8f93347", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling geojson v0.22.3
[INFO] [stderr]    Compiling contour v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "c12a1e46554c49009cf77e8d56daef8cd5674dd5b424479a422e5ef6b8f93347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12a1e46554c49009cf77e8d56daef8cd5674dd5b424479a422e5ef6b8f93347", kill_on_drop: false }`
[INFO] [stdout] c12a1e46554c49009cf77e8d56daef8cd5674dd5b424479a422e5ef6b8f93347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14122661ac88ea34333ea2a5f3e54a224e35c0c18e70cccb53a91fcafe0b215f
[INFO] running `Command { std: "docker" "start" "-a" "14122661ac88ea34333ea2a5f3e54a224e35c0c18e70cccb53a91fcafe0b215f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling contour v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/contour-7a83228a8127ffac)
[INFO] running `Command { std: "docker" "inspect" "14122661ac88ea34333ea2a5f3e54a224e35c0c18e70cccb53a91fcafe0b215f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14122661ac88ea34333ea2a5f3e54a224e35c0c18e70cccb53a91fcafe0b215f", kill_on_drop: false }`
[INFO] [stdout] 14122661ac88ea34333ea2a5f3e54a224e35c0c18e70cccb53a91fcafe0b215f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91acea9d2fef801e4ff6bf7f85612fba354cf8c2c54fc42ac419673b41953724
[INFO] running `Command { std: "docker" "start" "-a" "91acea9d2fef801e4ff6bf7f85612fba354cf8c2c54fc42ac419673b41953724", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/contour-7a83228a8127ffac)
[INFO] [stderr]    Doc-tests contour
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_simple_polygon ... ok
[INFO] [stdout] test tests::test_polygon_with_hole ... ok
[INFO] [stdout] test tests::test_simple_polygon_no_smoothing ... ok
[INFO] [stdout] test tests::test_empty_polygons ... ok
[INFO] [stdout] test tests::test_multiple_thresholds ... ok
[INFO] [stdout] test tests::test_multipolygon ... ok
[INFO] [stdout] test tests::test_multipolygon_with_hole ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91acea9d2fef801e4ff6bf7f85612fba354cf8c2c54fc42ac419673b41953724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91acea9d2fef801e4ff6bf7f85612fba354cf8c2c54fc42ac419673b41953724", kill_on_drop: false }`
[INFO] [stdout] 91acea9d2fef801e4ff6bf7f85612fba354cf8c2c54fc42ac419673b41953724