[INFO] updating cached repository https://github.com/hsabouri/42_ft_linear_regression
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b0d7f632dc1e2041cd604dd43df83c1a8d6a9d5
[INFO] testing hsabouri/42_ft_linear_regression against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2F42_ft_linear_regression" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hsabouri/42_ft_linear_regression on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hsabouri/42_ft_linear_regression
[INFO] finished tweaking git repo https://github.com/hsabouri/42_ft_linear_regression
[INFO] tweaked toml for git repo https://github.com/hsabouri/42_ft_linear_regression written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/hsabouri/42_ft_linear_regression already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 147679bc5293a04add4dfd45e6287273b6a94811d9fb1bcd82b71f3eafa65b80
[INFO] running `"docker" "start" "-a" "147679bc5293a04add4dfd45e6287273b6a94811d9fb1bcd82b71f3eafa65b80"`
[INFO] [stderr]    Compiling serde v1.0.58
[INFO] [stderr]    Compiling gnuplot v0.0.25
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling csv v1.0.0
[INFO] [stderr]    Compiling ft_linear_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/predict.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `"docker" "inspect" "147679bc5293a04add4dfd45e6287273b6a94811d9fb1bcd82b71f3eafa65b80"`
[INFO] running `"docker" "rm" "-f" "147679bc5293a04add4dfd45e6287273b6a94811d9fb1bcd82b71f3eafa65b80"`
[INFO] [stdout] 147679bc5293a04add4dfd45e6287273b6a94811d9fb1bcd82b71f3eafa65b80
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5a627d8d23c805db8c5a157047d218f6b7e5f8fd1f3f44b32b644175336bbc28
[INFO] running `"docker" "start" "-a" "5a627d8d23c805db8c5a157047d218f6b7e5f8fd1f3f44b32b644175336bbc28"`
[INFO] [stderr]    Compiling ft_linear_regression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/predict.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "5a627d8d23c805db8c5a157047d218f6b7e5f8fd1f3f44b32b644175336bbc28"`
[INFO] running `"docker" "rm" "-f" "5a627d8d23c805db8c5a157047d218f6b7e5f8fd1f3f44b32b644175336bbc28"`
[INFO] [stdout] 5a627d8d23c805db8c5a157047d218f6b7e5f8fd1f3f44b32b644175336bbc28
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 06a6bf5861a499341ba5a280499c947caf8fbee8922f8ad529bf54514161fbce
[INFO] running `"docker" "start" "-a" "06a6bf5861a499341ba5a280499c947caf8fbee8922f8ad529bf54514161fbce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ft_linear_regression-8a0f9c4c49b6b238
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "06a6bf5861a499341ba5a280499c947caf8fbee8922f8ad529bf54514161fbce"`
[INFO] running `"docker" "rm" "-f" "06a6bf5861a499341ba5a280499c947caf8fbee8922f8ad529bf54514161fbce"`
[INFO] [stdout] 06a6bf5861a499341ba5a280499c947caf8fbee8922f8ad529bf54514161fbce