[INFO] fetching crate find_peaks 0.1.2...
[INFO] testing find_peaks-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate find_peaks 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate find_peaks 0.1.2 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 crates.io crate find_peaks 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate find_peaks 0.1.2
[INFO] tweaked toml for crates.io crate find_peaks 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate find_peaks 0.1.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] b904b00cdb921c7904da2526233726202bc7b067f1815689c9691e0afdb3d94f
[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" "b904b00cdb921c7904da2526233726202bc7b067f1815689c9691e0afdb3d94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b904b00cdb921c7904da2526233726202bc7b067f1815689c9691e0afdb3d94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b904b00cdb921c7904da2526233726202bc7b067f1815689c9691e0afdb3d94f", kill_on_drop: false }`
[INFO] [stdout] b904b00cdb921c7904da2526233726202bc7b067f1815689c9691e0afdb3d94f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 5c5c1dd6ca48f3d3a58375c81200d968732bdc4cce275e21d99309507a2525f6
[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" "5c5c1dd6ca48f3d3a58375c81200d968732bdc4cce275e21d99309507a2525f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_peaks v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "5c5c1dd6ca48f3d3a58375c81200d968732bdc4cce275e21d99309507a2525f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5c1dd6ca48f3d3a58375c81200d968732bdc4cce275e21d99309507a2525f6", kill_on_drop: false }`
[INFO] [stdout] 5c5c1dd6ca48f3d3a58375c81200d968732bdc4cce275e21d99309507a2525f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bc575a34338eae1a05b5e20f32df381b9c52323e3e3ba62445591ae68b3c56f0
[INFO] running `Command { std: "docker" "start" "-a" "bc575a34338eae1a05b5e20f32df381b9c52323e3e3ba62445591ae68b3c56f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling find_peaks v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "bc575a34338eae1a05b5e20f32df381b9c52323e3e3ba62445591ae68b3c56f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc575a34338eae1a05b5e20f32df381b9c52323e3e3ba62445591ae68b3c56f0", kill_on_drop: false }`
[INFO] [stdout] bc575a34338eae1a05b5e20f32df381b9c52323e3e3ba62445591ae68b3c56f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0a3bf8a8fbf6a3bd412c1a019a466edef57f6c45593f8219d18c2ffec63bdcda
[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" "0a3bf8a8fbf6a3bd412c1a019a466edef57f6c45593f8219d18c2ffec63bdcda", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find_peaks-48eb42b3343fb077
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::single_point ... ok
[INFO] [stdout] test tests::empty_data ... ok
[INFO] [stdout] test tests::two_points ... ok
[INFO] [stdout] test tests::findpeaks ... ok
[INFO] [stdout] test tests::plateaus ... ok
[INFO] [stdout] test tests::with_x ... ok
[INFO] [stdout] test tests::plateau_with_diff ... ok
[INFO] [stdout] test tests::proms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests find_peaks
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - PeakFinder::find_peaks (line 345) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a3bf8a8fbf6a3bd412c1a019a466edef57f6c45593f8219d18c2ffec63bdcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3bf8a8fbf6a3bd412c1a019a466edef57f6c45593f8219d18c2ffec63bdcda", kill_on_drop: false }`
[INFO] [stdout] 0a3bf8a8fbf6a3bd412c1a019a466edef57f6c45593f8219d18c2ffec63bdcda