[INFO] updating cached repository volitilov/Rust_learn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/volitilov/Rust_learn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/volitilov/Rust_learn" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/volitilov/Rust_learn"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/volitilov/Rust_learn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/volitilov/Rust_learn" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/volitilov/Rust_learn"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/volitilov/Rust_learn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 085d985a7a03552ab1105794a079a8e0bd9eb1a3
[INFO] sha for GitHub repo volitilov/Rust_learn: 085d985a7a03552ab1105794a079a8e0bd9eb1a3
[INFO] validating manifest of volitilov/Rust_learn on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of volitilov/Rust_learn on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing volitilov/Rust_learn
[INFO] finished frobbing volitilov/Rust_learn
[INFO] frobbed toml for volitilov/Rust_learn written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/volitilov/Rust_learn/Cargo.toml
[INFO] started frobbing volitilov/Rust_learn
[INFO] finished frobbing volitilov/Rust_learn
[INFO] frobbed toml for volitilov/Rust_learn written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/volitilov/Rust_learn/Cargo.toml
[INFO] crate volitilov/Rust_learn already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking volitilov/Rust_learn against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/volitilov/Rust_learn:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 757c2211f0daf8a5675c5253d2d2de4c405c4b791b9d72055f26127fd72a4d1e
[INFO] running `"docker" "start" "-a" "757c2211f0daf8a5675c5253d2d2de4c405c4b791b9d72055f26127fd72a4d1e"`
[INFO] [stderr]     Checking project v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `print_number`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn print_number(x: i64) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_sum`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn print_sum(x: i64, y: i64) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_number`
[INFO] [stderr]   --> src/main.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn print_number(x: i64) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_sum`
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn print_sum(x: i64, y: i64) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `"docker" "inspect" "757c2211f0daf8a5675c5253d2d2de4c405c4b791b9d72055f26127fd72a4d1e"`
[INFO] running `"docker" "rm" "-f" "757c2211f0daf8a5675c5253d2d2de4c405c4b791b9d72055f26127fd72a4d1e"`
[INFO] [stdout] 757c2211f0daf8a5675c5253d2d2de4c405c4b791b9d72055f26127fd72a4d1e