[INFO] cloning repository https://github.com/robcampbell79/knn_algo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robcampbell79/knn_algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Fknn_algo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Fknn_algo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 650cab96eaef75f8220ae4ecf66d8db6b7972522
[INFO] testing robcampbell79/knn_algo against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobcampbell79%2Fknn_algo" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robcampbell79/knn_algo on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robcampbell79/knn_algo
[INFO] finished tweaking git repo https://github.com/robcampbell79/knn_algo
[INFO] tweaked toml for git repo https://github.com/robcampbell79/knn_algo written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/robcampbell79/knn_algo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f6e3845b7a8f1ed08a881d1ad8de5fe2045da3ba98d5c54328ff3f2c98ed403
[INFO] running `Command { std: "docker" "start" "-a" "4f6e3845b7a8f1ed08a881d1ad8de5fe2045da3ba98d5c54328ff3f2c98ed403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6e3845b7a8f1ed08a881d1ad8de5fe2045da3ba98d5c54328ff3f2c98ed403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6e3845b7a8f1ed08a881d1ad8de5fe2045da3ba98d5c54328ff3f2c98ed403", kill_on_drop: false }`
[INFO] [stdout] 4f6e3845b7a8f1ed08a881d1ad8de5fe2045da3ba98d5c54328ff3f2c98ed403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49fd7f3776df9a1718e69f5690bb3945e53495c831fa18e8f4bb0d2e71a007ea
[INFO] running `Command { std: "docker" "start" "-a" "49fd7f3776df9a1718e69f5690bb3945e53495c831fa18e8f4bb0d2e71a007ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling knn_algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "49fd7f3776df9a1718e69f5690bb3945e53495c831fa18e8f4bb0d2e71a007ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fd7f3776df9a1718e69f5690bb3945e53495c831fa18e8f4bb0d2e71a007ea", kill_on_drop: false }`
[INFO] [stdout] 49fd7f3776df9a1718e69f5690bb3945e53495c831fa18e8f4bb0d2e71a007ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65fd537eff5ad1b3c49cfd176db8b3c2f6fa4652ac95dd2cffb7789f1942d261
[INFO] running `Command { std: "docker" "start" "-a" "65fd537eff5ad1b3c49cfd176db8b3c2f6fa4652ac95dd2cffb7789f1942d261", kill_on_drop: false }`
[INFO] [stderr]    Compiling knn_algo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "65fd537eff5ad1b3c49cfd176db8b3c2f6fa4652ac95dd2cffb7789f1942d261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fd537eff5ad1b3c49cfd176db8b3c2f6fa4652ac95dd2cffb7789f1942d261", kill_on_drop: false }`
[INFO] [stdout] 65fd537eff5ad1b3c49cfd176db8b3c2f6fa4652ac95dd2cffb7789f1942d261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a10dc59116da8e243df4324ade23ddecca4713a7792206d6c420f10c9b96660
[INFO] running `Command { std: "docker" "start" "-a" "7a10dc59116da8e243df4324ade23ddecca4713a7792206d6c420f10c9b96660", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knn_algo-4a9d55fb166557d3)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knn_algo-1749b3151de161c8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests knn_algo
[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] [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] [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" "7a10dc59116da8e243df4324ade23ddecca4713a7792206d6c420f10c9b96660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a10dc59116da8e243df4324ade23ddecca4713a7792206d6c420f10c9b96660", kill_on_drop: false }`
[INFO] [stdout] 7a10dc59116da8e243df4324ade23ddecca4713a7792206d6c420f10c9b96660