[INFO] cloning repository https://github.com/howlowck/learn-ml-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howlowck/learn-ml-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Flearn-ml-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Flearn-ml-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f1a5e20c5e3eb14c70a4fb2fee0b3962d99da12
[INFO] checking howlowck/learn-ml-in-rust against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhowlowck%2Flearn-ml-in-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/howlowck/learn-ml-in-rust
[INFO] finished tweaking git repo https://github.com/howlowck/learn-ml-in-rust
[INFO] tweaked toml for git repo https://github.com/howlowck/learn-ml-in-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/howlowck/learn-ml-in-rust on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/howlowck/learn-ml-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-width v0.1.5
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded console v0.7.2
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded unreachable v1.0.0
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded clicolors-control v1.0.0
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded utf8-ranges v1.0.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.50
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded strsim v0.7.0
[INFO] [stderr]   Downloaded autocfg v0.1.1
[INFO] [stderr]   Downloaded lazy_static v1.2.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded lock_api v0.1.5
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded memchr v2.1.2
[INFO] [stderr]   Downloaded owning_ref v0.4.0
[INFO] [stderr]   Downloaded ucd-util v0.1.3
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] [stderr]   Downloaded rand_os v0.1.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.9
[INFO] [stderr]   Downloaded encode_unicode v0.3.5
[INFO] [stderr]   Downloaded rand v0.6.4
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.4
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6
[INFO] running `Command { std: "docker" "start" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clicolors-control v1.0.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking console v0.7.2
[INFO] [stderr]     Checking learn-ml-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6", kill_on_drop: false }`
[INFO] [stdout] d7f51226a488920b855229c16405a22427f2c18d2c7e1bdf407f5d4b08ded4f6
