Dec 19 16:07:59.733 INFO checking henryroyal/cli-fractional-knapsack against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:07:59.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/henryroyal/cli-fractional-knapsack:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:08:00.171 INFO [stdout] 7dba64fcb5319cd0a523b62a3c8757e9bcd5aa06976cdd718ac13761c7701d5c
Dec 19 16:08:00.171 INFO running `"docker" "start" "-a" "7dba64fcb5319cd0a523b62a3c8757e9bcd5aa06976cdd718ac13761c7701d5c"`
Dec 19 16:08:01.424 INFO [stderr]     Checking fractional_knapsack v0.1.0 (/opt/crater/workdir)
Dec 19 16:08:01.693 INFO [stderr] warning: unused variable: `ix`
Dec 19 16:08:01.693 INFO [stderr]   --> src/main.rs:67:13
Dec 19 16:08:01.693 INFO [stderr]    |
Dec 19 16:08:01.693 INFO [stderr] 67 |     let mut ix: usize = 0;
Dec 19 16:08:01.693 INFO [stderr]    |             ^^ help: consider using `_ix` instead
Dec 19 16:08:01.693 INFO [stderr]    |
Dec 19 16:08:01.693 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:08:01.693 INFO [stderr] 
Dec 19 16:08:01.693 INFO [stderr] warning: unused variable: `remaining_weight`
Dec 19 16:08:01.693 INFO [stderr]   --> src/main.rs:86:13
Dec 19 16:08:01.693 INFO [stderr]    |
Dec 19 16:08:01.693 INFO [stderr] 86 |         let remaining_weight = max_weight - weight;
Dec 19 16:08:01.693 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_remaining_weight` instead
Dec 19 16:08:01.693 INFO [stderr] 
Dec 19 16:08:01.693 INFO [stderr] warning: unused variable: `remaining_count`
Dec 19 16:08:01.693 INFO [stderr]   --> src/main.rs:87:13
Dec 19 16:08:01.693 INFO [stderr]    |
Dec 19 16:08:01.693 INFO [stderr] 87 |         let remaining_count = max_count - count;
Dec 19 16:08:01.693 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_remaining_count` instead
Dec 19 16:08:01.693 INFO [stderr] 
Dec 19 16:08:01.693 INFO [stderr] warning: unused variable: `other`
Dec 19 16:08:01.693 INFO [stderr]   --> src/main.rs:29:18
Dec 19 16:08:01.693 INFO [stderr]    |
Dec 19 16:08:01.693 INFO [stderr] 29 |     fn eq(&self, other: &Item) -> bool {
Dec 19 16:08:01.693 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 19 16:08:01.693 INFO [stderr] 
Dec 19 16:08:01.695 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:08:01.695 INFO [stderr]   --> src/main.rs:67:9
Dec 19 16:08:01.695 INFO [stderr]    |
Dec 19 16:08:01.695 INFO [stderr] 67 |     let mut ix: usize = 0;
Dec 19 16:08:01.695 INFO [stderr]    |         ----^^
Dec 19 16:08:01.695 INFO [stderr]    |         |
Dec 19 16:08:01.695 INFO [stderr]    |         help: remove this `mut`
Dec 19 16:08:01.695 INFO [stderr]    |
Dec 19 16:08:01.703 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:08:01.703 INFO [stderr] 
Dec 19 16:08:01.703 INFO [stderr] warning: variable `DEBUG` should have a snake case name such as `debug`
Dec 19 16:08:01.703 INFO [stderr]   --> src/main.rs:66:9
Dec 19 16:08:01.703 INFO [stderr]    |
Dec 19 16:08:01.703 INFO [stderr] 66 |     let DEBUG = false;
Dec 19 16:08:01.703 INFO [stderr]    |         ^^^^^
Dec 19 16:08:01.703 INFO [stderr]    |
Dec 19 16:08:01.703 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 16:08:01.703 INFO [stderr] 
Dec 19 16:08:01.708 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:08:01.708 INFO [stderr]    --> src/main.rs:123:5
Dec 19 16:08:01.708 INFO [stderr]     |
Dec 19 16:08:01.708 INFO [stderr] 123 |     std::io::stdin().read_line(&mut stdin);
Dec 19 16:08:01.708 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:08:01.708 INFO [stderr]     |
Dec 19 16:08:01.708 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 16:08:01.708 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:08:01.708 INFO [stderr] 
Dec 19 16:08:01.708 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 19 16:08:01.708 INFO [stderr]    --> src/main.rs:124:5
Dec 19 16:08:01.708 INFO [stderr]     |
Dec 19 16:08:01.708 INFO [stderr] 124 |     stdin.replace("\n", "");
Dec 19 16:08:01.708 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:08:01.708 INFO [stderr]     |
Dec 19 16:08:01.708 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 19 16:08:01.708 INFO [stderr] 
Dec 19 16:08:01.843 INFO [stderr] warning: unused variable: `ix`
Dec 19 16:08:01.843 INFO [stderr]   --> src/main.rs:67:13
Dec 19 16:08:01.843 INFO [stderr]    |
Dec 19 16:08:01.843 INFO [stderr] 67 |     let mut ix: usize = 0;
Dec 19 16:08:01.843 INFO [stderr]    |             ^^ help: consider using `_ix` instead
Dec 19 16:08:01.843 INFO [stderr]    |
Dec 19 16:08:01.843 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:08:01.843 INFO [stderr] 
Dec 19 16:08:01.843 INFO [stderr] warning: unused variable: `remaining_weight`
Dec 19 16:08:01.843 INFO [stderr]   --> src/main.rs:86:13
Dec 19 16:08:01.843 INFO [stderr]    |
Dec 19 16:08:01.843 INFO [stderr] 86 |         let remaining_weight = max_weight - weight;
Dec 19 16:08:01.843 INFO [stderr]    |             ^^^^^^^^^^^^^^^^ help: consider using `_remaining_weight` instead
Dec 19 16:08:01.843 INFO [stderr] 
Dec 19 16:08:01.843 INFO [stderr] warning: unused variable: `remaining_count`
Dec 19 16:08:01.843 INFO [stderr]   --> src/main.rs:87:13
Dec 19 16:08:01.843 INFO [stderr]    |
Dec 19 16:08:01.843 INFO [stderr] 87 |         let remaining_count = max_count - count;
Dec 19 16:08:01.843 INFO [stderr]    |             ^^^^^^^^^^^^^^^ help: consider using `_remaining_count` instead
Dec 19 16:08:01.843 INFO [stderr] 
Dec 19 16:08:01.843 INFO [stderr] warning: unused variable: `other`
Dec 19 16:08:01.843 INFO [stderr]   --> src/main.rs:29:18
Dec 19 16:08:01.843 INFO [stderr]    |
Dec 19 16:08:01.843 INFO [stderr] 29 |     fn eq(&self, other: &Item) -> bool {
Dec 19 16:08:01.843 INFO [stderr]    |                  ^^^^^ help: consider using `_other` instead
Dec 19 16:08:01.843 INFO [stderr] 
Dec 19 16:08:01.863 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:08:01.863 INFO [stderr]   --> src/main.rs:67:9
Dec 19 16:08:01.863 INFO [stderr]    |
Dec 19 16:08:01.863 INFO [stderr] 67 |     let mut ix: usize = 0;
Dec 19 16:08:01.863 INFO [stderr]    |         ----^^
Dec 19 16:08:01.863 INFO [stderr]    |         |
Dec 19 16:08:01.863 INFO [stderr]    |         help: remove this `mut`
Dec 19 16:08:01.863 INFO [stderr]    |
Dec 19 16:08:01.863 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 16:08:01.863 INFO [stderr] 
Dec 19 16:08:01.864 INFO [stderr] warning: variable `DEBUG` should have a snake case name such as `debug`
Dec 19 16:08:01.864 INFO [stderr]   --> src/main.rs:66:9
Dec 19 16:08:01.864 INFO [stderr]    |
Dec 19 16:08:01.864 INFO [stderr] 66 |     let DEBUG = false;
Dec 19 16:08:01.864 INFO [stderr]    |         ^^^^^
Dec 19 16:08:01.864 INFO [stderr]    |
Dec 19 16:08:01.864 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 16:08:01.864 INFO [stderr] 
Dec 19 16:08:01.876 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 16:08:01.876 INFO [stderr]    --> src/main.rs:123:5
Dec 19 16:08:01.876 INFO [stderr]     |
Dec 19 16:08:01.876 INFO [stderr] 123 |     std::io::stdin().read_line(&mut stdin);
Dec 19 16:08:01.876 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:08:01.876 INFO [stderr]     |
Dec 19 16:08:01.876 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 19 16:08:01.876 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 16:08:01.876 INFO [stderr] 
Dec 19 16:08:01.876 INFO [stderr] warning: unused return value of `std::str::<impl str>::replace` that must be used
Dec 19 16:08:01.876 INFO [stderr]    --> src/main.rs:124:5
Dec 19 16:08:01.876 INFO [stderr]     |
Dec 19 16:08:01.876 INFO [stderr] 124 |     stdin.replace("\n", "");
Dec 19 16:08:01.876 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:08:01.876 INFO [stderr]     |
Dec 19 16:08:01.876 INFO [stderr]     = note: this returns the replaced string as a new allocation, without modifying the original
Dec 19 16:08:01.876 INFO [stderr] 
Dec 19 16:08:01.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 19 16:08:02.484 INFO running `"docker" "inspect" "7dba64fcb5319cd0a523b62a3c8757e9bcd5aa06976cdd718ac13761c7701d5c"`
Dec 19 16:08:02.752 INFO running `"docker" "rm" "-f" "7dba64fcb5319cd0a523b62a3c8757e9bcd5aa06976cdd718ac13761c7701d5c"`
Dec 19 16:08:03.012 INFO [stdout] 7dba64fcb5319cd0a523b62a3c8757e9bcd5aa06976cdd718ac13761c7701d5c