Dec 11 13:12:28.948 INFO checking msathis/adventofcode against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:12:28.948 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 13:12:29.257 INFO [stdout] c4509ad5946a283c11d53de6c5b5258edcfcadf178229defcf439cada93a31d0
Dec 11 13:12:29.261 INFO running `"docker" "start" "-a" "c4509ad5946a283c11d53de6c5b5258edcfcadf178229defcf439cada93a31d0"`
Dec 11 13:12:30.489 INFO [stderr] usermod: no changes
Dec 11 13:12:30.532 INFO [stderr]     Checking adventofcode v0.1.0 (/source)
Dec 11 13:12:30.783 INFO [stderr] warning: unused import: `Stdin`
Dec 11 13:12:30.783 INFO [stderr]  --> src/day1.rs:1:15
Dec 11 13:12:30.783 INFO [stderr]   |
Dec 11 13:12:30.783 INFO [stderr] 1 | use std::io::{Stdin, Read, stdin};
Dec 11 13:12:30.783 INFO [stderr]   |               ^^^^^
Dec 11 13:12:30.783 INFO [stderr]   |
Dec 11 13:12:30.783 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 13:12:30.783 INFO [stderr] 
Dec 11 13:12:30.783 INFO [stderr] warning: unused import: `Stdin`
Dec 11 13:12:30.783 INFO [stderr]  --> src/day2.rs:1:15
Dec 11 13:12:30.783 INFO [stderr]   |
Dec 11 13:12:30.783 INFO [stderr] 1 | use std::io::{Stdin, Read, stdin};
Dec 11 13:12:30.783 INFO [stderr]   |               ^^^^^
Dec 11 13:12:30.783 INFO [stderr] 
Dec 11 13:12:30.833 INFO [stderr] warning: unused import: `Stdin`
Dec 11 13:12:30.833 INFO [stderr]  --> src/day1.rs:1:15
Dec 11 13:12:30.833 INFO [stderr]   |
Dec 11 13:12:30.833 INFO [stderr] 1 | use std::io::{Stdin, Read, stdin};
Dec 11 13:12:30.833 INFO [stderr]   |               ^^^^^
Dec 11 13:12:30.833 INFO [stderr]   |
Dec 11 13:12:30.833 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 13:12:30.833 INFO [stderr] 
Dec 11 13:12:30.833 INFO [stderr] warning: unused import: `Stdin`
Dec 11 13:12:30.833 INFO [stderr]  --> src/day2.rs:1:15
Dec 11 13:12:30.833 INFO [stderr]   |
Dec 11 13:12:30.833 INFO [stderr] 1 | use std::io::{Stdin, Read, stdin};
Dec 11 13:12:30.833 INFO [stderr]   |               ^^^^^
Dec 11 13:12:30.833 INFO [stderr] 
Dec 11 13:12:30.847 INFO [stderr] warning: unused variable: `has_twos`
Dec 11 13:12:30.848 INFO [stderr]   --> src/day2.rs:14:17
Dec 11 13:12:30.848 INFO [stderr]    |
Dec 11 13:12:30.848 INFO [stderr] 14 |         let mut has_twos = false;
Dec 11 13:12:30.848 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_has_twos` instead
Dec 11 13:12:30.848 INFO [stderr]    |
Dec 11 13:12:30.848 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:12:30.848 INFO [stderr] 
Dec 11 13:12:30.848 INFO [stderr] warning: unused variable: `has_threes`
Dec 11 13:12:30.848 INFO [stderr]   --> src/day2.rs:15:17
Dec 11 13:12:30.848 INFO [stderr]    |
Dec 11 13:12:30.848 INFO [stderr] 15 |         let mut has_threes = false;
Dec 11 13:12:30.848 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_has_threes` instead
Dec 11 13:12:30.848 INFO [stderr] 
Dec 11 13:12:30.855 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:12:30.855 INFO [stderr]   --> src/day2.rs:14:13
Dec 11 13:12:30.855 INFO [stderr]    |
Dec 11 13:12:30.855 INFO [stderr] 14 |         let mut has_twos = false;
Dec 11 13:12:30.855 INFO [stderr]    |             ----^^^^^^^^
Dec 11 13:12:30.855 INFO [stderr]    |             |
Dec 11 13:12:30.855 INFO [stderr]    |             help: remove this `mut`
Dec 11 13:12:30.855 INFO [stderr]    |
Dec 11 13:12:30.855 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 13:12:30.855 INFO [stderr] 
Dec 11 13:12:30.855 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:12:30.855 INFO [stderr]   --> src/day2.rs:15:13
Dec 11 13:12:30.855 INFO [stderr]    |
Dec 11 13:12:30.855 INFO [stderr] 15 |         let mut has_threes = false;
Dec 11 13:12:30.855 INFO [stderr]    |             ----^^^^^^^^^^
Dec 11 13:12:30.855 INFO [stderr]    |             |
Dec 11 13:12:30.855 INFO [stderr]    |             help: remove this `mut`
Dec 11 13:12:30.855 INFO [stderr] 
Dec 11 13:12:30.864 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.864 INFO [stderr]  --> src/day1.rs:6:5
Dec 11 13:12:30.864 INFO [stderr]   |
Dec 11 13:12:30.864 INFO [stderr] 6 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.864 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.864 INFO [stderr]   |
Dec 11 13:12:30.864 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 11 13:12:30.864 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.864 INFO [stderr] 
Dec 11 13:12:30.864 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.864 INFO [stderr]   --> src/day1.rs:20:5
Dec 11 13:12:30.864 INFO [stderr]    |
Dec 11 13:12:30.864 INFO [stderr] 20 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.864 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.864 INFO [stderr]    |
Dec 11 13:12:30.864 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.864 INFO [stderr] 
Dec 11 13:12:30.864 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.864 INFO [stderr]  --> src/day2.rs:7:5
Dec 11 13:12:30.864 INFO [stderr]   |
Dec 11 13:12:30.864 INFO [stderr] 7 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.864 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.864 INFO [stderr]   |
Dec 11 13:12:30.864 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.864 INFO [stderr] 
Dec 11 13:12:30.864 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.864 INFO [stderr]   --> src/day2.rs:40:5
Dec 11 13:12:30.864 INFO [stderr]    |
Dec 11 13:12:30.864 INFO [stderr] 40 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.864 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.864 INFO [stderr]    |
Dec 11 13:12:30.864 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.864 INFO [stderr] 
Dec 11 13:12:30.904 INFO [stderr] warning: unused variable: `has_twos`
Dec 11 13:12:30.904 INFO [stderr]   --> src/day2.rs:14:17
Dec 11 13:12:30.904 INFO [stderr]    |
Dec 11 13:12:30.904 INFO [stderr] 14 |         let mut has_twos = false;
Dec 11 13:12:30.904 INFO [stderr]    |                 ^^^^^^^^ help: consider using `_has_twos` instead
Dec 11 13:12:30.904 INFO [stderr]    |
Dec 11 13:12:30.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 13:12:30.904 INFO [stderr] 
Dec 11 13:12:30.904 INFO [stderr] warning: unused variable: `has_threes`
Dec 11 13:12:30.904 INFO [stderr]   --> src/day2.rs:15:17
Dec 11 13:12:30.904 INFO [stderr]    |
Dec 11 13:12:30.904 INFO [stderr] 15 |         let mut has_threes = false;
Dec 11 13:12:30.904 INFO [stderr]    |                 ^^^^^^^^^^ help: consider using `_has_threes` instead
Dec 11 13:12:30.904 INFO [stderr] 
Dec 11 13:12:30.917 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:12:30.917 INFO [stderr]   --> src/day2.rs:14:13
Dec 11 13:12:30.917 INFO [stderr]    |
Dec 11 13:12:30.917 INFO [stderr] 14 |         let mut has_twos = false;
Dec 11 13:12:30.917 INFO [stderr]    |             ----^^^^^^^^
Dec 11 13:12:30.917 INFO [stderr]    |             |
Dec 11 13:12:30.917 INFO [stderr]    |             help: remove this `mut`
Dec 11 13:12:30.917 INFO [stderr]    |
Dec 11 13:12:30.917 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 13:12:30.917 INFO [stderr] 
Dec 11 13:12:30.917 INFO [stderr] warning: variable does not need to be mutable
Dec 11 13:12:30.917 INFO [stderr]   --> src/day2.rs:15:13
Dec 11 13:12:30.917 INFO [stderr]    |
Dec 11 13:12:30.917 INFO [stderr] 15 |         let mut has_threes = false;
Dec 11 13:12:30.917 INFO [stderr]    |             ----^^^^^^^^^^
Dec 11 13:12:30.917 INFO [stderr]    |             |
Dec 11 13:12:30.917 INFO [stderr]    |             help: remove this `mut`
Dec 11 13:12:30.917 INFO [stderr] 
Dec 11 13:12:30.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.926 INFO [stderr]  --> src/day1.rs:6:5
Dec 11 13:12:30.926 INFO [stderr]   |
Dec 11 13:12:30.926 INFO [stderr] 6 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.926 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.926 INFO [stderr]   |
Dec 11 13:12:30.926 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 11 13:12:30.926 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.926 INFO [stderr] 
Dec 11 13:12:30.926 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.926 INFO [stderr]   --> src/day1.rs:20:5
Dec 11 13:12:30.926 INFO [stderr]    |
Dec 11 13:12:30.926 INFO [stderr] 20 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.926 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.926 INFO [stderr]    |
Dec 11 13:12:30.926 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.926 INFO [stderr] 
Dec 11 13:12:30.927 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.927 INFO [stderr]  --> src/day2.rs:7:5
Dec 11 13:12:30.927 INFO [stderr]   |
Dec 11 13:12:30.927 INFO [stderr] 7 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.927 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.927 INFO [stderr]   |
Dec 11 13:12:30.927 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.927 INFO [stderr] 
Dec 11 13:12:30.927 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 13:12:30.927 INFO [stderr]   --> src/day2.rs:40:5
Dec 11 13:12:30.927 INFO [stderr]    |
Dec 11 13:12:30.927 INFO [stderr] 40 |     stdin().read_to_string(&mut buffer);
Dec 11 13:12:30.927 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:12:30.927 INFO [stderr]    |
Dec 11 13:12:30.927 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 13:12:30.927 INFO [stderr] 
Dec 11 13:12:31.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 11 13:12:31.158 INFO [stderr] su: No module specific data is present
Dec 11 13:12:31.434 INFO running `"docker" "inspect" "c4509ad5946a283c11d53de6c5b5258edcfcadf178229defcf439cada93a31d0"`
Dec 11 13:12:31.506 INFO running `"docker" "rm" "-f" "c4509ad5946a283c11d53de6c5b5258edcfcadf178229defcf439cada93a31d0"`
Dec 11 13:12:31.578 INFO [stdout] c4509ad5946a283c11d53de6c5b5258edcfcadf178229defcf439cada93a31d0