[INFO] cloning repository https://github.com/plyq/list_stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plyq/list_stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplyq%2Flist_stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplyq%2Flist_stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 006e4bed17bf99db49f51063895adcbd771074b1
[INFO] testing plyq/list_stats against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplyq%2Flist_stats" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plyq/list_stats on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/plyq/list_stats
[INFO] finished tweaking git repo https://github.com/plyq/list_stats
[INFO] tweaked toml for git repo https://github.com/plyq/list_stats written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/plyq/list_stats already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b523498949674e5d3fdcb0d70f17c5ddb892e5ff674bebea5a6e845b99ff8fc7
[INFO] running `Command { std: "docker" "start" "-a" "b523498949674e5d3fdcb0d70f17c5ddb892e5ff674bebea5a6e845b99ff8fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b523498949674e5d3fdcb0d70f17c5ddb892e5ff674bebea5a6e845b99ff8fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b523498949674e5d3fdcb0d70f17c5ddb892e5ff674bebea5a6e845b99ff8fc7", kill_on_drop: false }`
[INFO] [stdout] b523498949674e5d3fdcb0d70f17c5ddb892e5ff674bebea5a6e845b99ff8fc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42507587c7db1aac830929cdb36656ef4d5e71feb91edb14b16ff92cda3550dd
[INFO] running `Command { std: "docker" "start" "-a" "42507587c7db1aac830929cdb36656ef4d5e71feb91edb14b16ff92cda3550dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling compare v0.1.0
[INFO] [stderr]    Compiling list_stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "42507587c7db1aac830929cdb36656ef4d5e71feb91edb14b16ff92cda3550dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42507587c7db1aac830929cdb36656ef4d5e71feb91edb14b16ff92cda3550dd", kill_on_drop: false }`
[INFO] [stdout] 42507587c7db1aac830929cdb36656ef4d5e71feb91edb14b16ff92cda3550dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cbd0ab57637984053e320d44fd912bef34645d9ded465133f4198f22b076abd
[INFO] running `Command { std: "docker" "start" "-a" "3cbd0ab57637984053e320d44fd912bef34645d9ded465133f4198f22b076abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling list_stats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/list_stats-0756fb4bff742da6)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/list_stats-86d2ae2e12d522e8)
[INFO] running `Command { std: "docker" "inspect" "3cbd0ab57637984053e320d44fd912bef34645d9ded465133f4198f22b076abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbd0ab57637984053e320d44fd912bef34645d9ded465133f4198f22b076abd", kill_on_drop: false }`
[INFO] [stdout] 3cbd0ab57637984053e320d44fd912bef34645d9ded465133f4198f22b076abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c3fd4d5dcaf9b1d528bca1ade68c02d27b0e3e649abe1cbfd52838c8c6edca8
[INFO] running `Command { std: "docker" "start" "-a" "4c3fd4d5dcaf9b1d528bca1ade68c02d27b0e3e649abe1cbfd52838c8c6edca8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/list_stats-0756fb4bff742da6)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test stats::stats_tests::mean_3_elements ... ok
[INFO] [stdout] test stats::stats_tests::median_2_elements ... ok
[INFO] [stdout] test stats::stats_tests::median_3_elements ... ok
[INFO] [stdout] test stats::stats_tests::mode_sorted ... ok
[INFO] [stdout] test stats::stats_tests::mode_unsorted ... ok
[INFO] [stdout] test stats::stats_tests::mode_sorted_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/list_stats-86d2ae2e12d522e8)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test stats::stats_tests::mean_3_elements ... ok
[INFO] [stdout] test stats::stats_tests::median_2_elements ... ok
[INFO] [stdout] test stats::stats_tests::median_3_elements ... ok
[INFO] [stdout] test stats::stats_tests::mode_sorted ... ok
[INFO] [stdout] test stats::stats_tests::mode_unsorted ... ok
[INFO] [stdout] test stats::stats_tests::mode_sorted_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests list_stats
[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" "4c3fd4d5dcaf9b1d528bca1ade68c02d27b0e3e649abe1cbfd52838c8c6edca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3fd4d5dcaf9b1d528bca1ade68c02d27b0e3e649abe1cbfd52838c8c6edca8", kill_on_drop: false }`
[INFO] [stdout] 4c3fd4d5dcaf9b1d528bca1ade68c02d27b0e3e649abe1cbfd52838c8c6edca8