[INFO] cloning repository https://github.com/Corendos/CubicSpline
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Corendos/CubicSpline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorendos%2FCubicSpline", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorendos%2FCubicSpline'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c5b272db8552f3b7a04475a37b5d8646d2807d9
[INFO] testing Corendos/CubicSpline against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorendos%2FCubicSpline" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Corendos/CubicSpline 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 git repo https://github.com/Corendos/CubicSpline
[INFO] finished tweaking git repo https://github.com/Corendos/CubicSpline
[INFO] tweaked toml for git repo https://github.com/Corendos/CubicSpline written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Corendos/CubicSpline 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4674025725adc16ddaa38fdcc7f69c2c7c7c4580452ab2f772f8fdcef7693ef2
[INFO] running `Command { std: "docker" "start" "-a" "4674025725adc16ddaa38fdcc7f69c2c7c7c4580452ab2f772f8fdcef7693ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4674025725adc16ddaa38fdcc7f69c2c7c7c4580452ab2f772f8fdcef7693ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4674025725adc16ddaa38fdcc7f69c2c7c7c4580452ab2f772f8fdcef7693ef2", kill_on_drop: false }`
[INFO] [stdout] 4674025725adc16ddaa38fdcc7f69c2c7c7c4580452ab2f772f8fdcef7693ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96a68a719dcf1ab3457b519e69f3e5731190a49f8b536989bc977817602eeb97
[INFO] running `Command { std: "docker" "start" "-a" "96a68a719dcf1ab3457b519e69f3e5731190a49f8b536989bc977817602eeb97", kill_on_drop: false }`
[INFO] [stderr]    Compiling gnuplot v0.0.32
[INFO] [stderr]    Compiling spline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.22s
[INFO] running `Command { std: "docker" "inspect" "96a68a719dcf1ab3457b519e69f3e5731190a49f8b536989bc977817602eeb97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a68a719dcf1ab3457b519e69f3e5731190a49f8b536989bc977817602eeb97", kill_on_drop: false }`
[INFO] [stdout] 96a68a719dcf1ab3457b519e69f3e5731190a49f8b536989bc977817602eeb97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7bbf6fc4890bc0fc450f5ef240bd7c5c865e08f608b1231041f39cfca94e2c25
[INFO] running `Command { std: "docker" "start" "-a" "7bbf6fc4890bc0fc450f5ef240bd7c5c865e08f608b1231041f39cfca94e2c25", kill_on_drop: false }`
[INFO] [stderr]    Compiling spline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_pop_empty_spline`
[INFO] [stdout]   --> src/lib.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn test_pop_empty_spline() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "7bbf6fc4890bc0fc450f5ef240bd7c5c865e08f608b1231041f39cfca94e2c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bbf6fc4890bc0fc450f5ef240bd7c5c865e08f608b1231041f39cfca94e2c25", kill_on_drop: false }`
[INFO] [stdout] 7bbf6fc4890bc0fc450f5ef240bd7c5c865e08f608b1231041f39cfca94e2c25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 1fd8a95831c2d203482034906623a21fb132bda10183c0aa377ff27312b5cb69
[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" "1fd8a95831c2d203482034906623a21fb132bda10183c0aa377ff27312b5cb69", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `test_pop_empty_spline`
[INFO] [stderr]   --> src/lib.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn test_pop_empty_spline() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spline-d7f5b22a6b7dfaae
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_create_spline ... ok
[INFO] [stdout] test tests::test_pop_first_point_to_spline ... ok
[INFO] [stdout] test tests::test_pop_second_point_to_spline ... ok
[INFO] [stdout] test tests::test_pop_fourth_point_to_spline ... ok
[INFO] [stdout] test tests::test_pop_fifth_point_to_spline ... ok
[INFO] [stdout] test tests::test_push_first_point_to_spline ... ok
[INFO] [stdout] test tests::test_pop_third_point_to_spline ... ok
[INFO] [stdout] test tests::test_push_third_point_to_spline ... ok
[INFO] [stdout] test tests::test_push_fourth_point_to_spline ... ok
[INFO] [stdout] test tests::test_push_second_point_to_spline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spline-7f423889e0f06a29
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spline
[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] [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" "1fd8a95831c2d203482034906623a21fb132bda10183c0aa377ff27312b5cb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd8a95831c2d203482034906623a21fb132bda10183c0aa377ff27312b5cb69", kill_on_drop: false }`
[INFO] [stdout] 1fd8a95831c2d203482034906623a21fb132bda10183c0aa377ff27312b5cb69