[INFO] fetching crate streamhist 0.0.1-alpha.3...
[INFO] testing streamhist-0.0.1-alpha.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate streamhist 0.0.1-alpha.3 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate streamhist 0.0.1-alpha.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] finished tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] tweaked toml for crates.io crate streamhist 0.0.1-alpha.3 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate streamhist 0.0.1-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.0
[INFO] [stderr]   Downloaded rand_distr v0.4.0
[INFO] [stderr]   Downloaded rand v0.8.0
[INFO] [stderr]   Downloaded rand_isaac v0.3.0
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded rand_core v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05ddbc99abf2d3ef9ed54d186b700f0beecf3f2632a4b56088d9779f7938c08c
[INFO] running `Command { std: "docker" "start" "-a" "05ddbc99abf2d3ef9ed54d186b700f0beecf3f2632a4b56088d9779f7938c08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05ddbc99abf2d3ef9ed54d186b700f0beecf3f2632a4b56088d9779f7938c08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ddbc99abf2d3ef9ed54d186b700f0beecf3f2632a4b56088d9779f7938c08c", kill_on_drop: false }`
[INFO] [stdout] 05ddbc99abf2d3ef9ed54d186b700f0beecf3f2632a4b56088d9779f7938c08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fed85c1e1a22099776279c3f7fa4c6c9a5bfcbfa21cb61652219eb93153bd620
[INFO] running `Command { std: "docker" "start" "-a" "fed85c1e1a22099776279c3f7fa4c6c9a5bfcbfa21cb61652219eb93153bd620", kill_on_drop: false }`
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "fed85c1e1a22099776279c3f7fa4c6c9a5bfcbfa21cb61652219eb93153bd620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fed85c1e1a22099776279c3f7fa4c6c9a5bfcbfa21cb61652219eb93153bd620", kill_on_drop: false }`
[INFO] [stdout] fed85c1e1a22099776279c3f7fa4c6c9a5bfcbfa21cb61652219eb93153bd620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2447e342ef81c54267faad1a69966b08684a87d38a0a83bf4cf87e433b84f6ba
[INFO] running `Command { std: "docker" "start" "-a" "2447e342ef81c54267faad1a69966b08684a87d38a0a83bf4cf87e433b84f6ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_isaac v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling rand_distr v0.4.0
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.13s
[INFO] running `Command { std: "docker" "inspect" "2447e342ef81c54267faad1a69966b08684a87d38a0a83bf4cf87e433b84f6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2447e342ef81c54267faad1a69966b08684a87d38a0a83bf4cf87e433b84f6ba", kill_on_drop: false }`
[INFO] [stdout] 2447e342ef81c54267faad1a69966b08684a87d38a0a83bf4cf87e433b84f6ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7511de464c84a8a64e875ac8586ed3f6c3190c651574ba55a8e55ef6df7bf779
[INFO] running `Command { std: "docker" "start" "-a" "7511de464c84a8a64e875ac8586ed3f6c3190c651574ba55a8e55ef6df7bf779", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/streamhist-a9cf5c3165446fed)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_basic_ctor ... ok
[INFO] [stdout] test tests::test_default_ctor ... ok
[INFO] [stdout] test tests::test_closest_centroids ... ok
[INFO] [stdout] test tests::test_empty_struct ... ok
[INFO] [stdout] test tests::test_merge ... ok
[INFO] [stdout] test tests::test_max_centroids ... ok
[INFO] [stdout] test tests::test_all_values_the_same ... ok
[INFO] [stdout] test tests::test_same_value ... ok
[INFO] [stdout] test tests::test_zero_centroids - should panic ... ok
[INFO] [stdout] test tests::test_normal_distribution_one_centroid ... ok
[INFO] [stdout] test tests::test_uniform_distribution ... ok
[INFO] [stdout] test tests::test_exp_distribution ... ok
[INFO] [stdout] test tests::test_log_normal_distribution ... ok
[INFO] [stdout] test tests::test_normal_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streamhist
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - StreamingHistogram::mean (line 258) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::quantile (line 334) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::median (line 392) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::min (line 201) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 117) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::merge (line 407) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count (line 169) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::max (line 183) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::var (line 284) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::is_empty (line 157) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::clear (line 139) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 108) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count_less_then_eq (line 431) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7511de464c84a8a64e875ac8586ed3f6c3190c651574ba55a8e55ef6df7bf779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7511de464c84a8a64e875ac8586ed3f6c3190c651574ba55a8e55ef6df7bf779", kill_on_drop: false }`
[INFO] [stdout] 7511de464c84a8a64e875ac8586ed3f6c3190c651574ba55a8e55ef6df7bf779