[INFO] cloning repository https://github.com/nilsmartel/linear-regression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilsmartel/linear-regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Flinear-regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Flinear-regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a176b3701624dc10334dad4d3529adb83bcb4ab
[INFO] testing nilsmartel/linear-regression against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilsmartel%2Flinear-regression" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nilsmartel/linear-regression on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nilsmartel/linear-regression
[INFO] finished tweaking git repo https://github.com/nilsmartel/linear-regression
[INFO] tweaked toml for git repo https://github.com/nilsmartel/linear-regression written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nilsmartel/linear-regression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2917a77fe549cc78506bb39cc6ab25496ea2de6fe456cc6fe33fec2e23d85220
[INFO] running `Command { std: "docker" "start" "-a" "2917a77fe549cc78506bb39cc6ab25496ea2de6fe456cc6fe33fec2e23d85220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2917a77fe549cc78506bb39cc6ab25496ea2de6fe456cc6fe33fec2e23d85220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2917a77fe549cc78506bb39cc6ab25496ea2de6fe456cc6fe33fec2e23d85220", kill_on_drop: false }`
[INFO] [stdout] 2917a77fe549cc78506bb39cc6ab25496ea2de6fe456cc6fe33fec2e23d85220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5adcd6e9b119be91d4b4feca2983a363f9e6524f25aa0a0a848326c077b160c8
[INFO] running `Command { std: "docker" "start" "-a" "5adcd6e9b119be91d4b4feca2983a363f9e6524f25aa0a0a848326c077b160c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling linear-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "5adcd6e9b119be91d4b4feca2983a363f9e6524f25aa0a0a848326c077b160c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adcd6e9b119be91d4b4feca2983a363f9e6524f25aa0a0a848326c077b160c8", kill_on_drop: false }`
[INFO] [stdout] 5adcd6e9b119be91d4b4feca2983a363f9e6524f25aa0a0a848326c077b160c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d21b511c9dbf26f953b3920a98c023adcae5c9241b43f775ada5c302522f0b0
[INFO] running `Command { std: "docker" "start" "-a" "9d21b511c9dbf26f953b3920a98c023adcae5c9241b43f775ada5c302522f0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling linear-regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9d21b511c9dbf26f953b3920a98c023adcae5c9241b43f775ada5c302522f0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d21b511c9dbf26f953b3920a98c023adcae5c9241b43f775ada5c302522f0b0", kill_on_drop: false }`
[INFO] [stdout] 9d21b511c9dbf26f953b3920a98c023adcae5c9241b43f775ada5c302522f0b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e048c0459934b1fd551d46f029fb3a9d681d412ad0b3df327f5ca34c5ff09028
[INFO] running `Command { std: "docker" "start" "-a" "e048c0459934b1fd551d46f029fb3a9d681d412ad0b3df327f5ca34c5ff09028", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linear_regression-26c61a95a93c0249)
[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" "e048c0459934b1fd551d46f029fb3a9d681d412ad0b3df327f5ca34c5ff09028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e048c0459934b1fd551d46f029fb3a9d681d412ad0b3df327f5ca34c5ff09028", kill_on_drop: false }`
[INFO] [stdout] e048c0459934b1fd551d46f029fb3a9d681d412ad0b3df327f5ca34c5ff09028