[INFO] fetching crate streaming-stats 0.2.3...
[INFO] testing streaming-stats-0.2.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate streaming-stats 0.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate streaming-stats 0.2.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streaming-stats 0.2.3
[INFO] finished tweaking crates.io crate streaming-stats 0.2.3
[INFO] tweaked toml for crates.io crate streaming-stats 0.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b76d789416f958d86e7efb8b732a3fb10483f1e7dc9bc8c48359060cf985bb
[INFO] running `Command { std: "docker" "start" "-a" "59b76d789416f958d86e7efb8b732a3fb10483f1e7dc9bc8c48359060cf985bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b76d789416f958d86e7efb8b732a3fb10483f1e7dc9bc8c48359060cf985bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b76d789416f958d86e7efb8b732a3fb10483f1e7dc9bc8c48359060cf985bb", kill_on_drop: false }`
[INFO] [stdout] 59b76d789416f958d86e7efb8b732a3fb10483f1e7dc9bc8c48359060cf985bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92dd7cd09851cd602e91c0d13fe59ef3b9dd2ce278dfbe58b469f95f9343abda
[INFO] running `Command { std: "docker" "start" "-a" "92dd7cd09851cd602e91c0d13fe59ef3b9dd2ce278dfbe58b469f95f9343abda", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling streaming-stats v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "92dd7cd09851cd602e91c0d13fe59ef3b9dd2ce278dfbe58b469f95f9343abda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dd7cd09851cd602e91c0d13fe59ef3b9dd2ce278dfbe58b469f95f9343abda", kill_on_drop: false }`
[INFO] [stdout] 92dd7cd09851cd602e91c0d13fe59ef3b9dd2ce278dfbe58b469f95f9343abda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9e1ae9a4085b82661dbc273d174b388629add25068a27202c079a82e877615c
[INFO] running `Command { std: "docker" "start" "-a" "f9e1ae9a4085b82661dbc273d174b388629add25068a27202c079a82e877615c", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming-stats v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "f9e1ae9a4085b82661dbc273d174b388629add25068a27202c079a82e877615c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e1ae9a4085b82661dbc273d174b388629add25068a27202c079a82e877615c", kill_on_drop: false }`
[INFO] [stdout] f9e1ae9a4085b82661dbc273d174b388629add25068a27202c079a82e877615c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55fcf21f9a5ec719ad21b5adbc0e1fdc2321a872d8568058a29f125a709bcf9f
[INFO] running `Command { std: "docker" "start" "-a" "55fcf21f9a5ec719ad21b5adbc0e1fdc2321a872d8568058a29f125a709bcf9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stats-a6354b039b9344e2)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test minmax::test::minmax_merge_empty ... ok
[INFO] [stdout] test frequency::test::ranked ... ok
[INFO] [stdout] test online::test::stddev ... ok
[INFO] [stdout] test online::test::stddev_many ... ok
[INFO] [stdout] test minmax::test::minmax ... ok
[INFO] [stdout] test test::options ... ok
[INFO] [stdout] test unsorted::test::median_floats ... ok
[INFO] [stdout] test unsorted::test::modes_floats ... ok
[INFO] [stdout] test unsorted::test::median_stream ... ok
[INFO] [stdout] test unsorted::test::modes_stream ... ok
[INFO] [stdout] test unsorted::test::mode_stream ... ok
[INFO] [stdout] test unsorted::test::mode_floats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stats
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/unsorted.rs - unsorted::modes (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55fcf21f9a5ec719ad21b5adbc0e1fdc2321a872d8568058a29f125a709bcf9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55fcf21f9a5ec719ad21b5adbc0e1fdc2321a872d8568058a29f125a709bcf9f", kill_on_drop: false }`
[INFO] [stdout] 55fcf21f9a5ec719ad21b5adbc0e1fdc2321a872d8568058a29f125a709bcf9f