[INFO] fetching crate pav_regression 0.2.2...
[INFO] testing pav_regression-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pav_regression 0.2.2 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate pav_regression 0.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pav_regression 0.2.2
[INFO] finished tweaking crates.io crate pav_regression 0.2.2
[INFO] tweaked toml for crates.io crate pav_regression 0.2.2 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3fa10ae9e5c234cc77030e69a2a9bd21b35bedc23ddd8e6516abe0058e3c608
[INFO] running `Command { std: "docker" "start" "-a" "f3fa10ae9e5c234cc77030e69a2a9bd21b35bedc23ddd8e6516abe0058e3c608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3fa10ae9e5c234cc77030e69a2a9bd21b35bedc23ddd8e6516abe0058e3c608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3fa10ae9e5c234cc77030e69a2a9bd21b35bedc23ddd8e6516abe0058e3c608", kill_on_drop: false }`
[INFO] [stdout] f3fa10ae9e5c234cc77030e69a2a9bd21b35bedc23ddd8e6516abe0058e3c608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b13f29a4d97a9d493e0dc2b2c1d5f2aaf49071b03a3db6d1c88a50554af95a49
[INFO] running `Command { std: "docker" "start" "-a" "b13f29a4d97a9d493e0dc2b2c1d5f2aaf49071b03a3db6d1c88a50554af95a49", kill_on_drop: false }`
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling pav_regression v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "b13f29a4d97a9d493e0dc2b2c1d5f2aaf49071b03a3db6d1c88a50554af95a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13f29a4d97a9d493e0dc2b2c1d5f2aaf49071b03a3db6d1c88a50554af95a49", kill_on_drop: false }`
[INFO] [stdout] b13f29a4d97a9d493e0dc2b2c1d5f2aaf49071b03a3db6d1c88a50554af95a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beffe3f3708ec73fd0e54c6143834f6161851e3937a92e5f25667ee78330e657
[INFO] running `Command { std: "docker" "start" "-a" "beffe3f3708ec73fd0e54c6143834f6161851e3937a92e5f25667ee78330e657", kill_on_drop: false }`
[INFO] [stderr]    Compiling pav_regression v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "beffe3f3708ec73fd0e54c6143834f6161851e3937a92e5f25667ee78330e657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beffe3f3708ec73fd0e54c6143834f6161851e3937a92e5f25667ee78330e657", kill_on_drop: false }`
[INFO] [stdout] beffe3f3708ec73fd0e54c6143834f6161851e3937a92e5f25667ee78330e657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d71c61fb0d62d99d422c34e9c8ececd2fed68c4ccbd99199e73aabfc5dab4b18
[INFO] running `Command { std: "docker" "start" "-a" "d71c61fb0d62d99d422c34e9c8ececd2fed68c4ccbd99199e73aabfc5dab4b18", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pav_regression-3e7aa697e340bb7a)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test pav::tests::isotonic_merge_three ... ok
[INFO] [stdout] test pav::tests::isotonic_one_not_merged ... ok
[INFO] [stdout] test pav::tests::isotonic_one_point ... ok
[INFO] [stdout] test pav::tests::isotonic_simple_merge ... ok
[INFO] [stdout] test pav::tests::isotonic_no_points ... ok
[INFO] [stdout] test pav::tests::test_interpolate ... ok
[INFO] [stdout] test pav::tests::test_isotonic_ascending ... ok
[INFO] [stdout] test pav::tests::test_isotonic_descending ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pav_regression
[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" "d71c61fb0d62d99d422c34e9c8ececd2fed68c4ccbd99199e73aabfc5dab4b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71c61fb0d62d99d422c34e9c8ececd2fed68c4ccbd99199e73aabfc5dab4b18", kill_on_drop: false }`
[INFO] [stdout] d71c61fb0d62d99d422c34e9c8ececd2fed68c4ccbd99199e73aabfc5dab4b18