[INFO] updating cached repository bpk-t/rust_practice [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/bpk-t/rust_practice [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/bpk-t/rust_practice" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bpk-t/rust_practice"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bpk-t/rust_practice'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/bpk-t/rust_practice" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bpk-t/rust_practice"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bpk-t/rust_practice'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1df7873e9a168056f85a8118ad00cb22173bc000 [INFO] sha for GitHub repo bpk-t/rust_practice: 1df7873e9a168056f85a8118ad00cb22173bc000 [INFO] validating manifest of bpk-t/rust_practice on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of bpk-t/rust_practice on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing bpk-t/rust_practice [INFO] finished frobbing bpk-t/rust_practice [INFO] frobbed toml for bpk-t/rust_practice written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bpk-t/rust_practice/Cargo.toml [INFO] started frobbing bpk-t/rust_practice [INFO] finished frobbing bpk-t/rust_practice [INFO] frobbed toml for bpk-t/rust_practice written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/bpk-t/rust_practice/Cargo.toml [INFO] crate bpk-t/rust_practice already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking bpk-t/rust_practice against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/bpk-t/rust_practice:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] e278c3b87896e3c682dea81cb3bd7d57af7cd363da86c4a45097839706548634 [INFO] running `"docker" "start" "-a" "e278c3b87896e3c682dea81cb3bd7d57af7cd363da86c4a45097839706548634"` [INFO] [stderr] Checking rust_practice v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0601]: `main` function not found in crate `lang_spec` [INFO] [stderr] | [INFO] [stderr] = note: consider adding a `main` function to `src/bin/lang_spec.rs` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error: Could not compile `rust_practice`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused variable: `aa` [INFO] [stderr] --> src/bin/lang_spec.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | let aa = A{x:(100, 200)}; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_aa` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/bin/lang_spec.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | let b = Message::B(100); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/bin/lang_spec.rs:111:13 [INFO] [stderr] | [INFO] [stderr] 111 | let c = Message::C{x:100,y:100}; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/bin/lang_spec.rs:114:13 [INFO] [stderr] | [INFO] [stderr] 114 | let x = match a { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/bin/lang_spec.rs:117:31 [INFO] [stderr] | [INFO] [stderr] 117 | Message::C{x:x, y:y} => x, [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `x` [INFO] [stderr] --> src/bin/lang_spec.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | x: (i32, i32) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `x:` in this pattern is redundant [INFO] [stderr] --> src/bin/lang_spec.rs:117:24 [INFO] [stderr] | [INFO] [stderr] 117 | Message::C{x:x, y:y} => x, [INFO] [stderr] | --^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_shorthand_field_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the `y:` in this pattern is redundant [INFO] [stderr] --> src/bin/lang_spec.rs:117:29 [INFO] [stderr] | [INFO] [stderr] 117 | Message::C{x:x, y:y} => x, [INFO] [stderr] | --^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "e278c3b87896e3c682dea81cb3bd7d57af7cd363da86c4a45097839706548634"` [INFO] running `"docker" "rm" "-f" "e278c3b87896e3c682dea81cb3bd7d57af7cd363da86c4a45097839706548634"` [INFO] [stdout] e278c3b87896e3c682dea81cb3bd7d57af7cd363da86c4a45097839706548634