[INFO] updating cached repository cmonkey/rust_project [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/cmonkey/rust_project [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/cmonkey/rust_project" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cmonkey/rust_project"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cmonkey/rust_project'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/cmonkey/rust_project" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cmonkey/rust_project"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cmonkey/rust_project'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a90eaec20b182a93bc1981d13d7443b2a2df139f [INFO] sha for GitHub repo cmonkey/rust_project: a90eaec20b182a93bc1981d13d7443b2a2df139f [INFO] validating manifest of cmonkey/rust_project on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of cmonkey/rust_project on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing cmonkey/rust_project [INFO] finished frobbing cmonkey/rust_project [INFO] frobbed toml for cmonkey/rust_project written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cmonkey/rust_project/Cargo.toml [INFO] started frobbing cmonkey/rust_project [INFO] finished frobbing cmonkey/rust_project [INFO] frobbed toml for cmonkey/rust_project written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/cmonkey/rust_project/Cargo.toml [INFO] crate cmonkey/rust_project already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking cmonkey/rust_project against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/cmonkey/rust_project:/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 58c6ebb0f420b667f1b95d6a4af93d1286520298f03d5a6013014bcf984e9f23 [INFO] running `"docker" "start" "-a" "58c6ebb0f420b667f1b95d6a4af93d1286520298f03d5a6013014bcf984e9f23"` [INFO] [stderr] Checking rust_project v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:71:19 [INFO] [stderr] | [INFO] [stderr] 71 | for number in (1..10) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `back` [INFO] [stderr] --> src/main.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let back = Color(0, 0, 0); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_back` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `origin` [INFO] [stderr] --> src/main.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | let origin = Point(0, 0, 0); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_origin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `some_number` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | let some_number = Some(1); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_some_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `some_string` [INFO] [stderr] --> src/main.rs:186:9 [INFO] [stderr] | [INFO] [stderr] 186 | let some_string = Some("s string"); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_some_string` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `absent_number` [INFO] [stderr] --> src/main.rs:187:9 [INFO] [stderr] | [INFO] [stderr] 187 | let absent_number: Option = None; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_absent_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:189:9 [INFO] [stderr] | [INFO] [stderr] 189 | let x: i8 = 5; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:190:9 [INFO] [stderr] | [INFO] [stderr] 190 | let y: Option = Some(5); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `six` [INFO] [stderr] --> src/main.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | let six = plus_one_option(five); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_six` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `none` [INFO] [stderr] --> src/main.rs:200:9 [INFO] [stderr] | [INFO] [stderr] 200 | let none = plus_one_option(None); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_none` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/main.rs:239:9 [INFO] [stderr] | [INFO] [stderr] 239 | let f = match f { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other_error` [INFO] [stderr] --> src/main.rs:246:13 [INFO] [stderr] | [INFO] [stderr] 246 | other_error => panic!("There was a problem opening the file: {:?}", error) [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_other_error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:71:19 [INFO] [stderr] | [INFO] [stderr] 71 | for number in (1..10) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `userName` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | userName: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `sign_in_count` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | sign_in_count: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_user` [INFO] [stderr] --> src/main.rs:314:1 [INFO] [stderr] | [INFO] [stderr] 314 | fn build_user(email: String, userName: String) -> User { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `area` [INFO] [stderr] --> src/main.rs:323:1 [INFO] [stderr] | [INFO] [stderr] 323 | fn area(rectangle: &Rectangle) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nickel` [INFO] [stderr] --> src/main.rs:335:5 [INFO] [stderr] | [INFO] [stderr] 335 | Nickel, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Dime` [INFO] [stderr] --> src/main.rs:336:5 [INFO] [stderr] | [INFO] [stderr] 336 | Dime, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Quarter` [INFO] [stderr] --> src/main.rs:337:5 [INFO] [stderr] | [INFO] [stderr] 337 | Quarter, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `userName` should have a snake case name [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | userName: String, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `user_name` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `lenS` should have a snake case name [INFO] [stderr] --> src/main.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let lenS = String::from("hello"); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `len_s` [INFO] [stderr] [INFO] [stderr] warning: variable `userName` should have a snake case name [INFO] [stderr] --> src/main.rs:314:30 [INFO] [stderr] | [INFO] [stderr] 314 | fn build_user(email: String, userName: String) -> User { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `user_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `back` [INFO] [stderr] --> src/main.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let back = Color(0, 0, 0); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_back` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `origin` [INFO] [stderr] --> src/main.rs:136:9 [INFO] [stderr] | [INFO] [stderr] 136 | let origin = Point(0, 0, 0); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_origin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `some_number` [INFO] [stderr] --> src/main.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | let some_number = Some(1); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_some_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `some_string` [INFO] [stderr] --> src/main.rs:186:9 [INFO] [stderr] | [INFO] [stderr] 186 | let some_string = Some("s string"); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_some_string` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `absent_number` [INFO] [stderr] --> src/main.rs:187:9 [INFO] [stderr] | [INFO] [stderr] 187 | let absent_number: Option = None; [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_absent_number` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:189:9 [INFO] [stderr] | [INFO] [stderr] 189 | let x: i8 = 5; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:190:9 [INFO] [stderr] | [INFO] [stderr] 190 | let y: Option = Some(5); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `six` [INFO] [stderr] --> src/main.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | let six = plus_one_option(five); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_six` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `none` [INFO] [stderr] --> src/main.rs:200:9 [INFO] [stderr] | [INFO] [stderr] 200 | let none = plus_one_option(None); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_none` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/main.rs:239:9 [INFO] [stderr] | [INFO] [stderr] 239 | let f = match f { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other_error` [INFO] [stderr] --> src/main.rs:246:13 [INFO] [stderr] | [INFO] [stderr] 246 | other_error => panic!("There was a problem opening the file: {:?}", error) [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_other_error` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `userName` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | userName: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `sign_in_count` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | sign_in_count: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `build_user` [INFO] [stderr] --> src/main.rs:314:1 [INFO] [stderr] | [INFO] [stderr] 314 | fn build_user(email: String, userName: String) -> User { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `area` [INFO] [stderr] --> src/main.rs:323:1 [INFO] [stderr] | [INFO] [stderr] 323 | fn area(rectangle: &Rectangle) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nickel` [INFO] [stderr] --> src/main.rs:335:5 [INFO] [stderr] | [INFO] [stderr] 335 | Nickel, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Dime` [INFO] [stderr] --> src/main.rs:336:5 [INFO] [stderr] | [INFO] [stderr] 336 | Dime, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Quarter` [INFO] [stderr] --> src/main.rs:337:5 [INFO] [stderr] | [INFO] [stderr] 337 | Quarter, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `userName` should have a snake case name [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | userName: String, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `user_name` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `lenS` should have a snake case name [INFO] [stderr] --> src/main.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let lenS = String::from("hello"); [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `len_s` [INFO] [stderr] [INFO] [stderr] warning: variable `userName` should have a snake case name [INFO] [stderr] --> src/main.rs:314:30 [INFO] [stderr] | [INFO] [stderr] 314 | fn build_user(email: String, userName: String) -> User { [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `user_name` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `"docker" "inspect" "58c6ebb0f420b667f1b95d6a4af93d1286520298f03d5a6013014bcf984e9f23"` [INFO] running `"docker" "rm" "-f" "58c6ebb0f420b667f1b95d6a4af93d1286520298f03d5a6013014bcf984e9f23"` [INFO] [stdout] 58c6ebb0f420b667f1b95d6a4af93d1286520298f03d5a6013014bcf984e9f23