[INFO] fetching crate simple_stats 0.1.1...
[INFO] testing simple_stats-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate simple_stats 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate simple_stats 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_stats 0.1.1
[INFO] finished tweaking crates.io crate simple_stats 0.1.1
[INFO] tweaked toml for crates.io crate simple_stats 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1621b8246041102562337715bdae5e54a8fea15eb7c3d7150b7347f345eef0ba
[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" "1621b8246041102562337715bdae5e54a8fea15eb7c3d7150b7347f345eef0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1621b8246041102562337715bdae5e54a8fea15eb7c3d7150b7347f345eef0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1621b8246041102562337715bdae5e54a8fea15eb7c3d7150b7347f345eef0ba", kill_on_drop: false }`
[INFO] [stdout] 1621b8246041102562337715bdae5e54a8fea15eb7c3d7150b7347f345eef0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a53fbe2d66305e6b574450943a20878ae77034fb2717782395f8dc66cdbe727
[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" "0a53fbe2d66305e6b574450943a20878ae77034fb2717782395f8dc66cdbe727", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling simple_stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/univariate_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/univariate_.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/stats_.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/stats_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
[INFO] running `Command { std: "docker" "inspect" "0a53fbe2d66305e6b574450943a20878ae77034fb2717782395f8dc66cdbe727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53fbe2d66305e6b574450943a20878ae77034fb2717782395f8dc66cdbe727", kill_on_drop: false }`
[INFO] [stdout] 0a53fbe2d66305e6b574450943a20878ae77034fb2717782395f8dc66cdbe727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 213a0d12abfc6fb01bf820f286ec6a93275f672a69a5d984822b3b08bae042a3
[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" "213a0d12abfc6fb01bf820f286ec6a93275f672a69a5d984822b3b08bae042a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_stats v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/univariate_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/univariate_.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/stats_.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/stats_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/univariate_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/univariate_.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/stats_.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 |           One,
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/stats_.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |           Zero};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "213a0d12abfc6fb01bf820f286ec6a93275f672a69a5d984822b3b08bae042a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213a0d12abfc6fb01bf820f286ec6a93275f672a69a5d984822b3b08bae042a3", kill_on_drop: false }`
[INFO] [stdout] 213a0d12abfc6fb01bf820f286ec6a93275f672a69a5d984822b3b08bae042a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88bca82887142837257e058f2bc4aba8302545caa0e0c30f188c4c2d24e421bd
[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" "88bca82887142837257e058f2bc4aba8302545caa0e0c30f188c4c2d24e421bd", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]   --> src/univariate_.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |           One,
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Zero`
[INFO] [stderr]   --> src/univariate_.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 |           Zero};
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]   --> src/stats_.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |           One,
[INFO] [stderr]    |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Zero`
[INFO] [stderr]   --> src/stats_.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |           Zero};
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]   --> src/univariate_.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |           One,
[INFO] [stderr]    |           ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Zero`
[INFO] [stderr]   --> src/univariate_.rs:27:11
[INFO] [stderr]    |
[INFO] [stderr] 27 |           Zero};
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]   --> src/stats_.rs:24:11
[INFO] [stderr]    |
[INFO] [stderr] 24 |           One,
[INFO] [stderr]    |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Zero`
[INFO] [stderr]   --> src/stats_.rs:25:11
[INFO] [stderr]    |
[INFO] [stderr] 25 |           Zero};
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_stats-6673b48ed79e7617)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test stats_::tests::test_mean ... ok
[INFO] [stdout] test stats_::tests::test_median ... ok
[INFO] [stdout] test stats_::tests::test_qsort_sorted ... ok
[INFO] [stdout] test stats_::tests::test_population_variance ... ok
[INFO] [stdout] test stats_::tests::test_qsort_empty ... ok
[INFO] [stdout] test stats_::tests::test_population_standard_deviation ... ok
[INFO] [stdout] test stats_::tests::test_qsort_small ... ok
[INFO] [stdout] test stats_::tests::test_qsort_reverse_sorted ... ok
[INFO] [stdout] test stats_::tests::test_variance ... ok
[INFO] [stdout] test univariate_::test::test_mode ... ok
[INFO] [stdout] test stats_::tests::test_standard_scores ... ok
[INFO] [stdout] test univariate_::test::test_pkurtosis ... ok
[INFO] [stdout] test univariate_::test::test_pskewness ... ok
[INFO] [stdout] test univariate_::test::test_kurtosis ... ok
[INFO] [stdout] test univariate_::test::test_average_deviation ... ok
[INFO] [stdout] test univariate_::test::test_harmonic_mean ... ok
[INFO] [stdout] test univariate_::test::test_geometric_mean ... ok
[INFO] [stdout] test univariate_::test::test_pearson_skewness ... ok
[INFO] [stdout] test univariate_::test::test_standard_error_skewness ... ok
[INFO] [stdout] test stats_::tests::test_standard_deviation ... ok
[INFO] [stdout] test univariate_::test::test_quadratic_mean ... ok
[INFO] [stdout] test univariate_::test::test_skewness ... ok
[INFO] [stdout] test univariate_::test::test_standard_error_kurtosis ... ok
[INFO] [stdout] test univariate_::test::test_standard_error_mean ... ok
[INFO] [stderr]    Doc-tests simple_stats
[INFO] [stdout] test stats_::tests::test_qsort_large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.49s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88bca82887142837257e058f2bc4aba8302545caa0e0c30f188c4c2d24e421bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88bca82887142837257e058f2bc4aba8302545caa0e0c30f188c4c2d24e421bd", kill_on_drop: false }`
[INFO] [stdout] 88bca82887142837257e058f2bc4aba8302545caa0e0c30f188c4c2d24e421bd