[INFO] fetching crate quantogram 0.4.4...
[INFO] checking quantogram-0.4.4 against master#80ed61fbd64936ed676c2050e7e660b5ad78c9f2 for pr-100555
[INFO] extracting crate quantogram 0.4.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate quantogram 0.4.4 on toolchain 80ed61fbd64936ed676c2050e7e660b5ad78c9f2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quantogram 0.4.4
[INFO] finished tweaking crates.io crate quantogram 0.4.4
[INFO] tweaked toml for crates.io crate quantogram 0.4.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float_extras v0.1.6
[INFO] [stderr]   Downloaded skiplist v0.4.0
[INFO] [stderr]   Downloaded quantiles v0.7.1
[INFO] [stderr]   Downloaded zw-fast-quantile v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bbc3f629f80325e61fd8cbfb786a8dec461d5657e30a42c8498dc0313e7b82a
[INFO] running `Command { std: "docker" "start" "-a" "4bbc3f629f80325e61fd8cbfb786a8dec461d5657e30a42c8498dc0313e7b82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bbc3f629f80325e61fd8cbfb786a8dec461d5657e30a42c8498dc0313e7b82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bbc3f629f80325e61fd8cbfb786a8dec461d5657e30a42c8498dc0313e7b82a", kill_on_drop: false }`
[INFO] [stdout] 4bbc3f629f80325e61fd8cbfb786a8dec461d5657e30a42c8498dc0313e7b82a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+80ed61fbd64936ed676c2050e7e660b5ad78c9f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b5380a7c9efd6ccf754c8e123e60cd35c49c90b487a353c5e0ec0777064bc36
[INFO] running `Command { std: "docker" "start" "-a" "7b5380a7c9efd6ccf754c8e123e60cd35c49c90b487a353c5e0ec0777064bc36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking quantiles v0.7.1
[INFO] [stderr]     Checking zw-fast-quantile v0.2.3
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking float_extras v0.1.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking skiplist v0.4.0
[INFO] [stderr]     Checking quantogram v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bench_median_200000_ckms` is never used
[INFO] [stdout]   --> benches/quantiles.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn bench_median_200000_ckms(b: &mut Bencher) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bench_median_100000_ckms` is never used
[INFO] [stdout]   --> benches/quantiles.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn bench_median_100000_ckms(b: &mut Bencher) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "7b5380a7c9efd6ccf754c8e123e60cd35c49c90b487a353c5e0ec0777064bc36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5380a7c9efd6ccf754c8e123e60cd35c49c90b487a353c5e0ec0777064bc36", kill_on_drop: false }`
[INFO] [stdout] 7b5380a7c9efd6ccf754c8e123e60cd35c49c90b487a353c5e0ec0777064bc36