[INFO] cloning repository https://github.com/AlbertoCaballero/linear-reg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlbertoCaballero/linear-reg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Flinear-reg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Flinear-reg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70901522844cc610f9f61d647141337b7dedf871
[INFO] testing AlbertoCaballero/linear-reg against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlbertoCaballero%2Flinear-reg" "/workspace/builds/worker-79/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-79/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlbertoCaballero/linear-reg on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlbertoCaballero/linear-reg
[INFO] finished tweaking git repo https://github.com/AlbertoCaballero/linear-reg
[INFO] tweaked toml for git repo https://github.com/AlbertoCaballero/linear-reg written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate git repo https://github.com/AlbertoCaballero/linear-reg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d10095a88e6fe42ad674ca93b48160ad6ff7c70daa025bfd2a06d5404d98bcb
[INFO] running `Command { std: "docker" "start" "-a" "2d10095a88e6fe42ad674ca93b48160ad6ff7c70daa025bfd2a06d5404d98bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d10095a88e6fe42ad674ca93b48160ad6ff7c70daa025bfd2a06d5404d98bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d10095a88e6fe42ad674ca93b48160ad6ff7c70daa025bfd2a06d5404d98bcb", kill_on_drop: false }`
[INFO] [stdout] 2d10095a88e6fe42ad674ca93b48160ad6ff7c70daa025bfd2a06d5404d98bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e65c7535764f5d6afad0ca284636fbbf3dd531f6e8ee225eaec380631a9ebfc
[INFO] running `Command { std: "docker" "start" "-a" "1e65c7535764f5d6afad0ca284636fbbf3dd531f6e8ee225eaec380631a9ebfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling plotlib v0.3.0
[INFO] [stderr]    Compiling linear-reg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "1e65c7535764f5d6afad0ca284636fbbf3dd531f6e8ee225eaec380631a9ebfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e65c7535764f5d6afad0ca284636fbbf3dd531f6e8ee225eaec380631a9ebfc", kill_on_drop: false }`
[INFO] [stdout] 1e65c7535764f5d6afad0ca284636fbbf3dd531f6e8ee225eaec380631a9ebfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9047e7b8b8d67ca2cce8c316226069e849fced31ef772938fe0839676223e4
[INFO] running `Command { std: "docker" "start" "-a" "fe9047e7b8b8d67ca2cce8c316226069e849fced31ef772938fe0839676223e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling linear-reg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "fe9047e7b8b8d67ca2cce8c316226069e849fced31ef772938fe0839676223e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9047e7b8b8d67ca2cce8c316226069e849fced31ef772938fe0839676223e4", kill_on_drop: false }`
[INFO] [stdout] fe9047e7b8b8d67ca2cce8c316226069e849fced31ef772938fe0839676223e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7646f66ed7d4f2a611a7cb32f6f0ba22a6aab19e46e7a3cfb59f489ef41a333b
[INFO] running `Command { std: "docker" "start" "-a" "7646f66ed7d4f2a611a7cb32f6f0ba22a6aab19e46e7a3cfb59f489ef41a333b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mlm-a268014921f62c67)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linear_reg-aa5d1e312b2803ca)
[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] [stderr]    Doc-tests mlm
[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" "7646f66ed7d4f2a611a7cb32f6f0ba22a6aab19e46e7a3cfb59f489ef41a333b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7646f66ed7d4f2a611a7cb32f6f0ba22a6aab19e46e7a3cfb59f489ef41a333b", kill_on_drop: false }`
[INFO] [stdout] 7646f66ed7d4f2a611a7cb32f6f0ba22a6aab19e46e7a3cfb59f489ef41a333b