[INFO] cloning repository https://github.com/awoimbee-42/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/awoimbee-42/linear_regression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawoimbee-42%2Flinear_regression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawoimbee-42%2Flinear_regression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2067a5f59ae08b8c00f8d9d9d51784ab4e3fd9bf
[INFO] checking awoimbee-42/linear_regression against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawoimbee-42%2Flinear_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/awoimbee-42/linear_regression on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/awoimbee-42/linear_regression
[INFO] finished tweaking git repo https://github.com/awoimbee-42/linear_regression
[INFO] tweaked toml for git repo https://github.com/awoimbee-42/linear_regression written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/awoimbee-42/linear_regression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12a61e86747d92280e381c85550e62c89165f2104eb84c28983338d8756249cd
[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" "12a61e86747d92280e381c85550e62c89165f2104eb84c28983338d8756249cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a61e86747d92280e381c85550e62c89165f2104eb84c28983338d8756249cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a61e86747d92280e381c85550e62c89165f2104eb84c28983338d8756249cd", kill_on_drop: false }`
[INFO] [stdout] 12a61e86747d92280e381c85550e62c89165f2104eb84c28983338d8756249cd
[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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e4dc53123e64f2fa17995238ca0bb153fec2e7f2606300ce0580ca1c15ae7fd
[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" "5e4dc53123e64f2fa17995238ca0bb153fec2e7f2606300ce0580ca1c15ae7fd", kill_on_drop: false }`
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking font-kit v0.7.1
[INFO] [stderr]     Checking plotters-bitmap v0.3.0
[INFO] [stderr]     Checking plotters v0.3.0
[INFO] [stderr]     Checking ft_linear_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.54s
[INFO] running `Command { std: "docker" "inspect" "5e4dc53123e64f2fa17995238ca0bb153fec2e7f2606300ce0580ca1c15ae7fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4dc53123e64f2fa17995238ca0bb153fec2e7f2606300ce0580ca1c15ae7fd", kill_on_drop: false }`
[INFO] [stdout] 5e4dc53123e64f2fa17995238ca0bb153fec2e7f2606300ce0580ca1c15ae7fd