Dec 18 05:29:39.126 INFO checking Scryfox/hutch against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:29:39.126 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Scryfox/hutch:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:29:39.304 INFO [stdout] 8f09b5d384a9f9942e6b4932e30cf35c2343c91b7b329a408d9c01fe1cff4e23
Dec 18 05:29:39.306 INFO running `"docker" "start" "-a" "8f09b5d384a9f9942e6b4932e30cf35c2343c91b7b329a408d9c01fe1cff4e23"`
Dec 18 05:29:40.050 INFO [stderr]     Checking hutch v0.1.0 (/opt/crater/workdir)
Dec 18 05:29:40.348 INFO [stderr] warning: unused import: `organism::Item`
Dec 18 05:29:40.348 INFO [stderr]  --> src/map.rs:6:5
Dec 18 05:29:40.348 INFO [stderr]   |
Dec 18 05:29:40.348 INFO [stderr] 6 | use organism::Item;
Dec 18 05:29:40.348 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 05:29:40.348 INFO [stderr]   |
Dec 18 05:29:40.348 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:29:40.348 INFO [stderr] 
Dec 18 05:29:40.356 INFO [stderr] warning: unused variable: `other_maps`
Dec 18 05:29:40.356 INFO [stderr]   --> src/map.rs:90:24
Dec 18 05:29:40.356 INFO [stderr]    |
Dec 18 05:29:40.356 INFO [stderr] 90 |     pub fn step(&self, other_maps: &Vec<Element>) -> Self {
Dec 18 05:29:40.356 INFO [stderr]    |                        ^^^^^^^^^^ help: consider using `_other_maps` instead
Dec 18 05:29:40.356 INFO [stderr]    |
Dec 18 05:29:40.356 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:29:40.356 INFO [stderr] 
Dec 18 05:29:40.356 INFO [stderr] warning: unused variable: `org`
Dec 18 05:29:40.356 INFO [stderr]   --> src/organism.rs:57:40
Dec 18 05:29:40.356 INFO [stderr]    |
Dec 18 05:29:40.356 INFO [stderr] 57 |                 map::Element::Organism(org) => {}
Dec 18 05:29:40.356 INFO [stderr]    |                                        ^^^ help: consider using `_org` instead
Dec 18 05:29:40.356 INFO [stderr] 
Dec 18 05:29:40.364 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:29:40.364 INFO [stderr]   --> src/map.rs:91:13
Dec 18 05:29:40.364 INFO [stderr]    |
Dec 18 05:29:40.364 INFO [stderr] 91 |         let mut stepped_items = Vec::new();
Dec 18 05:29:40.364 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 18 05:29:40.364 INFO [stderr]    |             |
Dec 18 05:29:40.364 INFO [stderr]    |             help: remove this `mut`
Dec 18 05:29:40.364 INFO [stderr]    |
Dec 18 05:29:40.364 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:29:40.364 INFO [stderr] 
Dec 18 05:29:40.564 INFO [stderr] warning: unused import: `organism::Item`
Dec 18 05:29:40.564 INFO [stderr]  --> src/map.rs:6:5
Dec 18 05:29:40.564 INFO [stderr]   |
Dec 18 05:29:40.564 INFO [stderr] 6 | use organism::Item;
Dec 18 05:29:40.564 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 05:29:40.568 INFO [stderr]   |
Dec 18 05:29:40.568 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:29:40.568 INFO [stderr] 
Dec 18 05:29:40.568 INFO [stderr] warning: unused variable: `other_maps`
Dec 18 05:29:40.568 INFO [stderr]   --> src/map.rs:90:24
Dec 18 05:29:40.568 INFO [stderr]    |
Dec 18 05:29:40.568 INFO [stderr] 90 |     pub fn step(&self, other_maps: &Vec<Element>) -> Self {
Dec 18 05:29:40.568 INFO [stderr]    |                        ^^^^^^^^^^ help: consider using `_other_maps` instead
Dec 18 05:29:40.568 INFO [stderr]    |
Dec 18 05:29:40.568 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:29:40.568 INFO [stderr] 
Dec 18 05:29:40.570 INFO [stderr] warning: unused variable: `org`
Dec 18 05:29:40.570 INFO [stderr]   --> src/organism.rs:57:40
Dec 18 05:29:40.570 INFO [stderr]    |
Dec 18 05:29:40.570 INFO [stderr] 57 |                 map::Element::Organism(org) => {}
Dec 18 05:29:40.570 INFO [stderr]    |                                        ^^^ help: consider using `_org` instead
Dec 18 05:29:40.570 INFO [stderr] 
Dec 18 05:29:40.576 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:29:40.576 INFO [stderr]   --> src/map.rs:91:13
Dec 18 05:29:40.576 INFO [stderr]    |
Dec 18 05:29:40.576 INFO [stderr] 91 |         let mut stepped_items = Vec::new();
Dec 18 05:29:40.576 INFO [stderr]    |             ----^^^^^^^^^^^^^
Dec 18 05:29:40.577 INFO [stderr]    |             |
Dec 18 05:29:40.577 INFO [stderr]    |             help: remove this `mut`
Dec 18 05:29:40.580 INFO [stderr]    |
Dec 18 05:29:40.580 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:29:40.580 INFO [stderr] 
Dec 18 05:29:40.644 INFO [stderr] warning: unused variable: `sim`
Dec 18 05:29:40.644 INFO [stderr]   --> src/cli.rs:62:16
Dec 18 05:29:40.644 INFO [stderr]    |
Dec 18 05:29:40.644 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Dec 18 05:29:40.644 INFO [stderr]    |                ^^^ help: consider using `_sim` instead
Dec 18 05:29:40.644 INFO [stderr]    |
Dec 18 05:29:40.644 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:29:40.644 INFO [stderr] 
Dec 18 05:29:40.658 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:29:40.658 INFO [stderr]   --> src/cli.rs:63:9
Dec 18 05:29:40.658 INFO [stderr]    |
Dec 18 05:29:40.658 INFO [stderr] 63 |     let mut file = File::create(filename).unwrap();
Dec 18 05:29:40.658 INFO [stderr]    |         ----^^^^
Dec 18 05:29:40.658 INFO [stderr]    |         |
Dec 18 05:29:40.658 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:29:40.658 INFO [stderr]    |
Dec 18 05:29:40.658 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:29:40.658 INFO [stderr] 
Dec 18 05:29:40.659 INFO [stderr] warning: function is never used: `log_sim`
Dec 18 05:29:40.659 INFO [stderr]   --> src/cli.rs:62:1
Dec 18 05:29:40.659 INFO [stderr]    |
Dec 18 05:29:40.659 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Dec 18 05:29:40.659 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:29:40.659 INFO [stderr]    |
Dec 18 05:29:40.659 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:29:40.659 INFO [stderr] 
Dec 18 05:29:40.667 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:29:40.667 INFO [stderr]   --> src/cli.rs:67:5
Dec 18 05:29:40.667 INFO [stderr]    |
Dec 18 05:29:40.667 INFO [stderr] 67 |     write!(buffer, "{}", "Hello");
Dec 18 05:29:40.667 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:29:40.667 INFO [stderr]    |
Dec 18 05:29:40.667 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 05:29:40.667 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:29:40.667 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 05:29:40.667 INFO [stderr] 
Dec 18 05:29:40.732 INFO [stderr] warning: unused variable: `sim`
Dec 18 05:29:40.732 INFO [stderr]   --> src/cli.rs:62:16
Dec 18 05:29:40.732 INFO [stderr]    |
Dec 18 05:29:40.732 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Dec 18 05:29:40.732 INFO [stderr]    |                ^^^ help: consider using `_sim` instead
Dec 18 05:29:40.732 INFO [stderr]    |
Dec 18 05:29:40.732 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:29:40.732 INFO [stderr] 
Dec 18 05:29:40.745 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:29:40.745 INFO [stderr]   --> src/cli.rs:63:9
Dec 18 05:29:40.745 INFO [stderr]    |
Dec 18 05:29:40.745 INFO [stderr] 63 |     let mut file = File::create(filename).unwrap();
Dec 18 05:29:40.745 INFO [stderr]    |         ----^^^^
Dec 18 05:29:40.745 INFO [stderr]    |         |
Dec 18 05:29:40.745 INFO [stderr]    |         help: remove this `mut`
Dec 18 05:29:40.745 INFO [stderr]    |
Dec 18 05:29:40.745 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 05:29:40.745 INFO [stderr] 
Dec 18 05:29:40.745 INFO [stderr] warning: function is never used: `log_sim`
Dec 18 05:29:40.745 INFO [stderr]   --> src/cli.rs:62:1
Dec 18 05:29:40.745 INFO [stderr]    |
Dec 18 05:29:40.745 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Dec 18 05:29:40.745 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:29:40.745 INFO [stderr]    |
Dec 18 05:29:40.745 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 05:29:40.745 INFO [stderr] 
Dec 18 05:29:40.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:29:40.767 INFO [stderr]   --> src/cli.rs:67:5
Dec 18 05:29:40.767 INFO [stderr]    |
Dec 18 05:29:40.767 INFO [stderr] 67 |     write!(buffer, "{}", "Hello");
Dec 18 05:29:40.767 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:29:40.767 INFO [stderr]    |
Dec 18 05:29:40.767 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 05:29:40.767 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:29:40.767 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 05:29:40.767 INFO [stderr] 
Dec 18 05:29:40.779 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 18 05:29:41.002 INFO running `"docker" "inspect" "8f09b5d384a9f9942e6b4932e30cf35c2343c91b7b329a408d9c01fe1cff4e23"`
Dec 18 05:29:41.073 INFO running `"docker" "rm" "-f" "8f09b5d384a9f9942e6b4932e30cf35c2343c91b7b329a408d9c01fe1cff4e23"`
Dec 18 05:29:41.181 INFO [stdout] 8f09b5d384a9f9942e6b4932e30cf35c2343c91b7b329a408d9c01fe1cff4e23