[INFO] cloning repository https://github.com/RFarrow9/LearningRust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RFarrow9/LearningRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ac83b82ff672b6c51c38d0c30af53e91dc11cbf
[INFO] checking RFarrow9/LearningRust against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRFarrow9%2FLearningRust" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RFarrow9/LearningRust on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RFarrow9/LearningRust
[INFO] finished tweaking git repo https://github.com/RFarrow9/LearningRust
[INFO] tweaked toml for git repo https://github.com/RFarrow9/LearningRust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/RFarrow9/LearningRust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d4b452904c5e01f51ce89ea342818e19a2d154d7a6a109f18757934af7af7a5
[INFO] running `"docker" "start" "-a" "6d4b452904c5e01f51ce89ea342818e19a2d154d7a6a109f18757934af7af7a5"`
[INFO] [stderr]     Checking LearningRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `LearningRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `learning_rust`
[INFO] [stderr] 
[INFO] [stderr] warning: crate `LearningRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `learning_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "6d4b452904c5e01f51ce89ea342818e19a2d154d7a6a109f18757934af7af7a5"`
[INFO] running `"docker" "rm" "-f" "6d4b452904c5e01f51ce89ea342818e19a2d154d7a6a109f18757934af7af7a5"`
[INFO] [stdout] 6d4b452904c5e01f51ce89ea342818e19a2d154d7a6a109f18757934af7af7a5