[INFO] fetching crate kirstine 0.1.0...
[INFO] testing kirstine-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate kirstine 0.1.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate kirstine 0.1.0 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 kirstine 0.1.0
[INFO] finished tweaking crates.io crate kirstine 0.1.0
[INFO] tweaked toml for crates.io crate kirstine 0.1.0 written to /workspace/builds/worker-73/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 75225c18f2cb646f02f1e20d94e4b6cce53c16037742076d2f98387d42f8768b
[INFO] running `Command { std: "docker" "start" "-a" "75225c18f2cb646f02f1e20d94e4b6cce53c16037742076d2f98387d42f8768b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75225c18f2cb646f02f1e20d94e4b6cce53c16037742076d2f98387d42f8768b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75225c18f2cb646f02f1e20d94e4b6cce53c16037742076d2f98387d42f8768b", kill_on_drop: false }`
[INFO] [stdout] 75225c18f2cb646f02f1e20d94e4b6cce53c16037742076d2f98387d42f8768b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 2db3e89b02e62769cefc040d704196a73cdb73870cde154db2e53b1955a4fcbf
[INFO] running `Command { std: "docker" "start" "-a" "2db3e89b02e62769cefc040d704196a73cdb73870cde154db2e53b1955a4fcbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kirstine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "2db3e89b02e62769cefc040d704196a73cdb73870cde154db2e53b1955a4fcbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db3e89b02e62769cefc040d704196a73cdb73870cde154db2e53b1955a4fcbf", kill_on_drop: false }`
[INFO] [stdout] 2db3e89b02e62769cefc040d704196a73cdb73870cde154db2e53b1955a4fcbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 569dbdec7d7aa75556d52fe0fbb05cf620cc407be3a0c15c3aefd15a5a12afa6
[INFO] running `Command { std: "docker" "start" "-a" "569dbdec7d7aa75556d52fe0fbb05cf620cc407be3a0c15c3aefd15a5a12afa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling kirstine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "569dbdec7d7aa75556d52fe0fbb05cf620cc407be3a0c15c3aefd15a5a12afa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569dbdec7d7aa75556d52fe0fbb05cf620cc407be3a0c15c3aefd15a5a12afa6", kill_on_drop: false }`
[INFO] [stdout] 569dbdec7d7aa75556d52fe0fbb05cf620cc407be3a0c15c3aefd15a5a12afa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] be2f93ec5faf0afb8ab6a3f034f15456f407b52a92c7770318a21c607d2cc221
[INFO] running `Command { std: "docker" "start" "-a" "be2f93ec5faf0afb8ab6a3f034f15456f407b52a92c7770318a21c607d2cc221", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kirstine-138faa777f091be6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test chi_squared_test ... ok
[INFO] [stdout] test correlation_test ... ok
[INFO] [stdout] test sample::z_score_single_sample_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kirstine
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - chi_squared (line 189) ... ok
[INFO] [stdout] test src/lib.rs - range (line 100) ... ok
[INFO] [stdout] test src/lib.rs - mean (line 16) ... ok
[INFO] [stdout] test src/lib.rs - mode (line 75) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::variance (line 11) ... ok
[INFO] [stdout] test src/population/mod.rs - population::variance (line 14) ... ok
[INFO] [stdout] test src/lib.rs - median (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be2f93ec5faf0afb8ab6a3f034f15456f407b52a92c7770318a21c607d2cc221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2f93ec5faf0afb8ab6a3f034f15456f407b52a92c7770318a21c607d2cc221", kill_on_drop: false }`
[INFO] [stdout] be2f93ec5faf0afb8ab6a3f034f15456f407b52a92c7770318a21c607d2cc221