[INFO] fetching crate hot-ranking-algorithm 2.0.0...
[INFO] testing hot-ranking-algorithm-2.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate hot-ranking-algorithm 2.0.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate hot-ranking-algorithm 2.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hot-ranking-algorithm 2.0.0
[INFO] finished tweaking crates.io crate hot-ranking-algorithm 2.0.0
[INFO] tweaked toml for crates.io crate hot-ranking-algorithm 2.0.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9b78cdf0d5947fdf7fa7862f4ad91adf46c6347e379095b0032279a10f86033
[INFO] running `Command { std: "docker" "start" "-a" "e9b78cdf0d5947fdf7fa7862f4ad91adf46c6347e379095b0032279a10f86033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9b78cdf0d5947fdf7fa7862f4ad91adf46c6347e379095b0032279a10f86033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b78cdf0d5947fdf7fa7862f4ad91adf46c6347e379095b0032279a10f86033", kill_on_drop: false }`
[INFO] [stdout] e9b78cdf0d5947fdf7fa7862f4ad91adf46c6347e379095b0032279a10f86033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93de96d8e21bda74134e4dbc4128e8e4c5cf06d607796a6d6cb9d55a7085c043
[INFO] running `Command { std: "docker" "start" "-a" "93de96d8e21bda74134e4dbc4128e8e4c5cf06d607796a6d6cb9d55a7085c043", kill_on_drop: false }`
[INFO] [stderr]    Compiling hot-ranking-algorithm v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "93de96d8e21bda74134e4dbc4128e8e4c5cf06d607796a6d6cb9d55a7085c043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93de96d8e21bda74134e4dbc4128e8e4c5cf06d607796a6d6cb9d55a7085c043", kill_on_drop: false }`
[INFO] [stdout] 93de96d8e21bda74134e4dbc4128e8e4c5cf06d607796a6d6cb9d55a7085c043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 108baaa3852e548aadd925490c7467a69a9b52e0fd2a578b982d33a43b35c8ec
[INFO] running `Command { std: "docker" "start" "-a" "108baaa3852e548aadd925490c7467a69a9b52e0fd2a578b982d33a43b35c8ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hot-ranking-algorithm v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "108baaa3852e548aadd925490c7467a69a9b52e0fd2a578b982d33a43b35c8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108baaa3852e548aadd925490c7467a69a9b52e0fd2a578b982d33a43b35c8ec", kill_on_drop: false }`
[INFO] [stdout] 108baaa3852e548aadd925490c7467a69a9b52e0fd2a578b982d33a43b35c8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a6ed767dd1513a250f5584bbeb1b3e7a84a3400a420f023850e888cb56bebed
[INFO] running `Command { std: "docker" "start" "-a" "4a6ed767dd1513a250f5584bbeb1b3e7a84a3400a420f023850e888cb56bebed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hot_ranking_algorithm-c6a94b9065312891)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::one_upvote_one_downvote ... ok
[INFO] [stdout] test tests::one_upvote_twenty_downvotes ... ok
[INFO] [stdout] test tests::twenty_upvotes_zero_downvotes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hot-ranking-algorithm
[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" "4a6ed767dd1513a250f5584bbeb1b3e7a84a3400a420f023850e888cb56bebed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6ed767dd1513a250f5584bbeb1b3e7a84a3400a420f023850e888cb56bebed", kill_on_drop: false }`
[INFO] [stdout] 4a6ed767dd1513a250f5584bbeb1b3e7a84a3400a420f023850e888cb56bebed