[INFO] fetching crate kneasle_ringing_utils 0.1.4...
[INFO] testing kneasle_ringing_utils-0.1.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kneasle_ringing_utils 0.1.4 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate kneasle_ringing_utils 0.1.4 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 crates.io crate kneasle_ringing_utils 0.1.4
[INFO] finished tweaking crates.io crate kneasle_ringing_utils 0.1.4
[INFO] tweaked toml for crates.io crate kneasle_ringing_utils 0.1.4 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "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-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] a18080d8af9d39e352e236d8b457c0908a2fbe705b6688a309a464cf20060603
[INFO] running `Command { std: "docker" "start" "-a" "a18080d8af9d39e352e236d8b457c0908a2fbe705b6688a309a464cf20060603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a18080d8af9d39e352e236d8b457c0908a2fbe705b6688a309a464cf20060603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18080d8af9d39e352e236d8b457c0908a2fbe705b6688a309a464cf20060603", kill_on_drop: false }`
[INFO] [stdout] a18080d8af9d39e352e236d8b457c0908a2fbe705b6688a309a464cf20060603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 2cf51800b18ed034958474157123eaa63640356689affe18a2df645a8c14539c
[INFO] running `Command { std: "docker" "start" "-a" "2cf51800b18ed034958474157123eaa63640356689affe18a2df645a8c14539c", kill_on_drop: false }`
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling kneasle_ringing_utils v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "2cf51800b18ed034958474157123eaa63640356689affe18a2df645a8c14539c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf51800b18ed034958474157123eaa63640356689affe18a2df645a8c14539c", kill_on_drop: false }`
[INFO] [stdout] 2cf51800b18ed034958474157123eaa63640356689affe18a2df645a8c14539c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 1c7c696c02371c7c2275133e6302d51c350103a3ef1fd5a29bcfab1801ea0232
[INFO] running `Command { std: "docker" "start" "-a" "1c7c696c02371c7c2275133e6302d51c350103a3ef1fd5a29bcfab1801ea0232", kill_on_drop: false }`
[INFO] [stderr]    Compiling kneasle_ringing_utils v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/kneasle_ringing_utils-6b44ebf1b0b92589)
[INFO] running `Command { std: "docker" "inspect" "1c7c696c02371c7c2275133e6302d51c350103a3ef1fd5a29bcfab1801ea0232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7c696c02371c7c2275133e6302d51c350103a3ef1fd5a29bcfab1801ea0232", kill_on_drop: false }`
[INFO] [stdout] 1c7c696c02371c7c2275133e6302d51c350103a3ef1fd5a29bcfab1801ea0232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 8ad5b19009a0ac848c3f54a6d8b4fbd87034ffd6592cca96ef1da007cad3b1be
[INFO] running `Command { std: "docker" "start" "-a" "8ad5b19009a0ac848c3f54a6d8b4fbd87034ffd6592cca96ef1da007cad3b1be", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kneasle_ringing_utils-6b44ebf1b0b92589)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::big_num_int ... ok
[INFO] [stdout] test tests::pretty_duration ... ok
[INFO] [stdout] test tests::big_num_float ... 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 kneasle_ringing_utils
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - PrettyDuration (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ad5b19009a0ac848c3f54a6d8b4fbd87034ffd6592cca96ef1da007cad3b1be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad5b19009a0ac848c3f54a6d8b4fbd87034ffd6592cca96ef1da007cad3b1be", kill_on_drop: false }`
[INFO] [stdout] 8ad5b19009a0ac848c3f54a6d8b4fbd87034ffd6592cca96ef1da007cad3b1be