[INFO] updating cached repository https://github.com/cisen/demo-rust-learning
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 3e6566721991530a13198a443e1d44171a02d1f4
[INFO] testing cisen/demo-rust-learning against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcisen%2Fdemo-rust-learning" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cisen/demo-rust-learning on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cisen/demo-rust-learning
[INFO] finished tweaking git repo https://github.com/cisen/demo-rust-learning
[INFO] tweaked toml for git repo https://github.com/cisen/demo-rust-learning written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/cisen/demo-rust-learning already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80884446f63f9521985864dd0657c81fe394952dd11226806ea23fd6fe9e2572
[INFO] running `"docker" "start" "-a" "80884446f63f9521985864dd0657c81fe394952dd11226806ea23fd6fe9e2572"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling demo-rust-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `curry`
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | mod curry;
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `curry`, create file "src/curry.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `self::curry::curry`
[INFO] [stderr]  --> src/main.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::curry::{curry};
[INFO] [stderr]   |                   ^^^^^ no `curry` in `curry`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `add`
[INFO] [stderr]  --> src/main.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | use self::mathematical::{add};
[INFO] [stderr]   |                          ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `matchArr`
[INFO] [stderr]  --> src/main.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::matchCase::{matchArr};
[INFO] [stderr]   |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0583.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `demo-rust-learning`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "80884446f63f9521985864dd0657c81fe394952dd11226806ea23fd6fe9e2572"`
[INFO] running `"docker" "rm" "-f" "80884446f63f9521985864dd0657c81fe394952dd11226806ea23fd6fe9e2572"`
[INFO] [stdout] 80884446f63f9521985864dd0657c81fe394952dd11226806ea23fd6fe9e2572