[INFO] cloning repository selvaa89/rust-poc [INFO] running `"git" "clone" "--bare" "git://github.com/selvaa89/rust-poc.git" "work/cache/sources/gh/selvaa89/rust-poc"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/selvaa89/rust-poc'... [INFO] running `"git" "clone" "work/cache/sources/gh/selvaa89/rust-poc" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/selvaa89/rust-poc"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/selvaa89/rust-poc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/selvaa89/rust-poc" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/selvaa89/rust-poc"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/selvaa89/rust-poc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dc35085c8fbe029b67b95ba3506c4f30a6ca504c [INFO] sha for GitHub repo selvaa89/rust-poc: dc35085c8fbe029b67b95ba3506c4f30a6ca504c [INFO] validating manifest of selvaa89/rust-poc on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of selvaa89/rust-poc on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing selvaa89/rust-poc [INFO] finished frobbing selvaa89/rust-poc [INFO] frobbed toml for selvaa89/rust-poc written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/selvaa89/rust-poc/Cargo.toml [INFO] started frobbing selvaa89/rust-poc [INFO] finished frobbing selvaa89/rust-poc [INFO] frobbed toml for selvaa89/rust-poc written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/selvaa89/rust-poc/Cargo.toml [INFO] crate selvaa89/rust-poc has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking selvaa89/rust-poc against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/selvaa89/rust-poc:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c2f715d32beac47709bf98bd47861f77b3075828686122be85fb58905521d36f [INFO] running `"docker" "start" "-a" "c2f715d32beac47709bf98bd47861f77b3075828686122be85fb58905521d36f"` [INFO] [stderr] Checking guessing_game v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `third` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let third: &u32 = &v1[2]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_third` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rec2` [INFO] [stderr] --> src/main.rs:126:8 [INFO] [stderr] | [INFO] [stderr] 126 | fn inc(rec2 : &mut Rectangle) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rec2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v3` [INFO] [stderr] --> src/main.rs:134:15 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_v3` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `third` [INFO] [stderr] --> src/main.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let third: &u32 = &v1[2]; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_third` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rec2` [INFO] [stderr] --> src/main.rs:126:8 [INFO] [stderr] | [INFO] [stderr] 126 | fn inc(rec2 : &mut Rectangle) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rec2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v3` [INFO] [stderr] --> src/main.rs:134:15 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_v3` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CSE` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | CSE, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ECE` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ECE, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EEE` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | EEE [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `inc` [INFO] [stderr] --> src/main.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn inc(rec2 : &mut Rectangle) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `updateVec` [INFO] [stderr] --> src/main.rs:134:1 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `updateVec` should have a snake case name [INFO] [stderr] --> src/main.rs:134:4 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `update_vec` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CSE` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | CSE, [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ECE` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ECE, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EEE` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | EEE [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `inc` [INFO] [stderr] --> src/main.rs:126:1 [INFO] [stderr] | [INFO] [stderr] 126 | fn inc(rec2 : &mut Rectangle) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `updateVec` [INFO] [stderr] --> src/main.rs:134:1 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `updateVec` should have a snake case name [INFO] [stderr] --> src/main.rs:134:4 [INFO] [stderr] | [INFO] [stderr] 134 | fn updateVec (v3 : &mut Vec) { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `update_vec` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `"docker" "inspect" "c2f715d32beac47709bf98bd47861f77b3075828686122be85fb58905521d36f"` [INFO] running `"docker" "rm" "-f" "c2f715d32beac47709bf98bd47861f77b3075828686122be85fb58905521d36f"` [INFO] [stdout] c2f715d32beac47709bf98bd47861f77b3075828686122be85fb58905521d36f