[INFO] cloning repository https://github.com/TechThrust/Rust-Simple-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/TechThrust/Rust-Simple-Linear-Regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechThrust%2FRust-Simple-Linear-Regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTechThrust%2FRust-Simple-Linear-Regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56797a588d47cf07e9fc430fb96e5e3fb356fc06
[INFO] testing TechThrust/Rust-Simple-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%2FTechThrust%2FRust-Simple-Linear-Regression" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TechThrust/Rust-Simple-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/TechThrust/Rust-Simple-Linear-Regression
[INFO] finished tweaking git repo https://github.com/TechThrust/Rust-Simple-Linear-Regression
[INFO] tweaked toml for git repo https://github.com/TechThrust/Rust-Simple-Linear-Regression written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/TechThrust/Rust-Simple-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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ae5450ff1280725238aea3d3f953c76eb04ac008b4fe17a025f3f6e104038b65
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae5450ff1280725238aea3d3f953c76eb04ac008b4fe17a025f3f6e104038b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae5450ff1280725238aea3d3f953c76eb04ac008b4fe17a025f3f6e104038b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5450ff1280725238aea3d3f953c76eb04ac008b4fe17a025f3f6e104038b65", kill_on_drop: false }`
[INFO] [stdout] ae5450ff1280725238aea3d3f953c76eb04ac008b4fe17a025f3f6e104038b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7573cbd2ba135fe37242df475bae70a8fae7c7758dba1ffb708771ce513e66fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7573cbd2ba135fe37242df475bae70a8fae7c7758dba1ffb708771ce513e66fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "7573cbd2ba135fe37242df475bae70a8fae7c7758dba1ffb708771ce513e66fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7573cbd2ba135fe37242df475bae70a8fae7c7758dba1ffb708771ce513e66fe", kill_on_drop: false }`
[INFO] [stdout] 7573cbd2ba135fe37242df475bae70a8fae7c7758dba1ffb708771ce513e66fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a73fb633085e1b5adc796029362707996278ac3e7925b47fba7e39bd817fd92d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a73fb633085e1b5adc796029362707996278ac3e7925b47fba7e39bd817fd92d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "a73fb633085e1b5adc796029362707996278ac3e7925b47fba7e39bd817fd92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73fb633085e1b5adc796029362707996278ac3e7925b47fba7e39bd817fd92d", kill_on_drop: false }`
[INFO] [stdout] a73fb633085e1b5adc796029362707996278ac3e7925b47fba7e39bd817fd92d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0115bab3ffbba94c7a21bbe8cb226e7b83d3fb51d74ae8f8ff639ea13d3cb346
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0115bab3ffbba94c7a21bbe8cb226e7b83d3fb51d74ae8f8ff639ea13d3cb346", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_regression-e0dc9d5eea9983ff)
[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" "0115bab3ffbba94c7a21bbe8cb226e7b83d3fb51d74ae8f8ff639ea13d3cb346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0115bab3ffbba94c7a21bbe8cb226e7b83d3fb51d74ae8f8ff639ea13d3cb346", kill_on_drop: false }`
[INFO] [stdout] 0115bab3ffbba94c7a21bbe8cb226e7b83d3fb51d74ae8f8ff639ea13d3cb346