[INFO] fetching crate contour 0.13.1...
[INFO] testing contour-0.13.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate contour 0.13.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate contour 0.13.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate contour 0.13.1
[INFO] tweaked toml for crates.io crate contour 0.13.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate contour 0.13.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate contour 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded geo-types v0.7.11
[INFO] [stderr]   Downloaded thiserror-impl v1.0.49
[INFO] [stderr]   Downloaded thiserror v1.0.49
[INFO] [stderr]   Downloaded libm v0.2.7
[INFO] [stderr]   Downloaded geojson v0.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74312278d6829598ef02af492ce8011193cf5e403a156dc76a4326f5f779eacf
[INFO] running `Command { std: "docker" "start" "-a" "74312278d6829598ef02af492ce8011193cf5e403a156dc76a4326f5f779eacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74312278d6829598ef02af492ce8011193cf5e403a156dc76a4326f5f779eacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74312278d6829598ef02af492ce8011193cf5e403a156dc76a4326f5f779eacf", kill_on_drop: false }`
[INFO] [stdout] 74312278d6829598ef02af492ce8011193cf5e403a156dc76a4326f5f779eacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3641fccd611c46474c97f34418b8f52ed50771328c3b28c379aa29a423d4793c
[INFO] running `Command { std: "docker" "start" "-a" "3641fccd611c46474c97f34418b8f52ed50771328c3b28c379aa29a423d4793c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling geo-types v0.7.11
[INFO] [stderr]    Compiling contour v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "3641fccd611c46474c97f34418b8f52ed50771328c3b28c379aa29a423d4793c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3641fccd611c46474c97f34418b8f52ed50771328c3b28c379aa29a423d4793c", kill_on_drop: false }`
[INFO] [stdout] 3641fccd611c46474c97f34418b8f52ed50771328c3b28c379aa29a423d4793c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4dd3d7878912e524dc8bba22e19a5de0f30057f2b591ba9e90b11bae7a8d4227
[INFO] running `Command { std: "docker" "start" "-a" "4dd3d7878912e524dc8bba22e19a5de0f30057f2b591ba9e90b11bae7a8d4227", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling contour v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "4dd3d7878912e524dc8bba22e19a5de0f30057f2b591ba9e90b11bae7a8d4227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd3d7878912e524dc8bba22e19a5de0f30057f2b591ba9e90b11bae7a8d4227", kill_on_drop: false }`
[INFO] [stdout] 4dd3d7878912e524dc8bba22e19a5de0f30057f2b591ba9e90b11bae7a8d4227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9d51723ab28ef23b5167aa3bb76ad3f3ebcadb090fcd5cd0fd92fd2ae5d8a622
[INFO] running `Command { std: "docker" "start" "-a" "9d51723ab28ef23b5167aa3bb76ad3f3ebcadb090fcd5cd0fd92fd2ae5d8a622", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/contour-19d5b5f76164b78d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_multiple_thresholds ... ok
[INFO] [stdout] test tests::test_empty_isoline ... ok
[INFO] [stdout] test tests::test_issue18 ... ok
[INFO] [stdout] test tests::test_multipolygon_with_hole ... ok
[INFO] [stdout] test tests::test_empty_polygons ... ok
[INFO] [stdout] test tests::test_multipolygon ... ok
[INFO] [stdout] test tests::test_polygon_with_hole ... ok
[INFO] [stdout] test tests::test_multipolygon_with_x_y_steps ... ok
[INFO] [stdout] test tests::test_simple_isoline ... ok
[INFO] [stdout] test tests::test_simple_polygon ... ok
[INFO] [stdout] test tests::test_simple_polygon_no_smoothing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d51723ab28ef23b5167aa3bb76ad3f3ebcadb090fcd5cd0fd92fd2ae5d8a622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d51723ab28ef23b5167aa3bb76ad3f3ebcadb090fcd5cd0fd92fd2ae5d8a622", kill_on_drop: false }`
[INFO] [stdout] 9d51723ab28ef23b5167aa3bb76ad3f3ebcadb090fcd5cd0fd92fd2ae5d8a622