Nov 28 11:08:07.891 INFO checking Scryfox/hutch against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:08:07.891 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 11:08:08.362 INFO [stdout] af71afd61dcf2e7693dacac3d29391d9b0667c9f573c1f5489c93cb8e20f765f
Nov 28 11:08:08.364 INFO running `"docker" "start" "-a" "af71afd61dcf2e7693dacac3d29391d9b0667c9f573c1f5489c93cb8e20f765f"`
Nov 28 11:08:09.859 INFO [stderr] usermod: no changes
Nov 28 11:08:09.916 INFO [stderr]     Checking hutch v0.1.0 (/source)
Nov 28 11:08:10.516 INFO [stderr] warning: unused import: `organism::Item`
Nov 28 11:08:10.516 INFO [stderr]  --> src/map.rs:6:5
Nov 28 11:08:10.516 INFO [stderr]   |
Nov 28 11:08:10.516 INFO [stderr] 6 | use organism::Item;
Nov 28 11:08:10.516 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 28 11:08:10.516 INFO [stderr]   |
Nov 28 11:08:10.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:08:10.516 INFO [stderr] 
Nov 28 11:08:10.516 INFO [stderr] warning: unused variable: `other_maps`
Nov 28 11:08:10.516 INFO [stderr]   --> src/map.rs:90:24
Nov 28 11:08:10.516 INFO [stderr]    |
Nov 28 11:08:10.516 INFO [stderr] 90 |     pub fn step(&self, other_maps: &Vec<Element>) -> Self {
Nov 28 11:08:10.516 INFO [stderr]    |                        ^^^^^^^^^^ help: consider using `_other_maps` instead
Nov 28 11:08:10.516 INFO [stderr]    |
Nov 28 11:08:10.516 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:08:10.516 INFO [stderr] 
Nov 28 11:08:10.516 INFO [stderr] warning: unused variable: `org`
Nov 28 11:08:10.516 INFO [stderr]   --> src/organism.rs:57:40
Nov 28 11:08:10.516 INFO [stderr]    |
Nov 28 11:08:10.516 INFO [stderr] 57 |                 map::Element::Organism(org) => {}
Nov 28 11:08:10.516 INFO [stderr]    |                                        ^^^ help: consider using `_org` instead
Nov 28 11:08:10.516 INFO [stderr] 
Nov 28 11:08:10.516 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:08:10.516 INFO [stderr]   --> src/map.rs:91:13
Nov 28 11:08:10.516 INFO [stderr]    |
Nov 28 11:08:10.516 INFO [stderr] 91 |         let mut stepped_items = Vec::new();
Nov 28 11:08:10.516 INFO [stderr]    |             ----^^^^^^^^^^^^^
Nov 28 11:08:10.516 INFO [stderr]    |             |
Nov 28 11:08:10.516 INFO [stderr]    |             help: remove this `mut`
Nov 28 11:08:10.516 INFO [stderr]    |
Nov 28 11:08:10.516 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:08:10.516 INFO [stderr] 
Nov 28 11:08:10.632 INFO [stderr] warning: unused import: `organism::Item`
Nov 28 11:08:10.632 INFO [stderr]  --> src/map.rs:6:5
Nov 28 11:08:10.632 INFO [stderr]   |
Nov 28 11:08:10.632 INFO [stderr] 6 | use organism::Item;
Nov 28 11:08:10.632 INFO [stderr]   |     ^^^^^^^^^^^^^^
Nov 28 11:08:10.632 INFO [stderr]   |
Nov 28 11:08:10.632 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:08:10.632 INFO [stderr] 
Nov 28 11:08:10.636 INFO [stderr] warning: unused variable: `other_maps`
Nov 28 11:08:10.636 INFO [stderr]   --> src/map.rs:90:24
Nov 28 11:08:10.636 INFO [stderr]    |
Nov 28 11:08:10.636 INFO [stderr] 90 |     pub fn step(&self, other_maps: &Vec<Element>) -> Self {
Nov 28 11:08:10.636 INFO [stderr]    |                        ^^^^^^^^^^ help: consider using `_other_maps` instead
Nov 28 11:08:10.636 INFO [stderr]    |
Nov 28 11:08:10.636 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:08:10.636 INFO [stderr] 
Nov 28 11:08:10.636 INFO [stderr] warning: unused variable: `org`
Nov 28 11:08:10.636 INFO [stderr]   --> src/organism.rs:57:40
Nov 28 11:08:10.636 INFO [stderr]    |
Nov 28 11:08:10.636 INFO [stderr] 57 |                 map::Element::Organism(org) => {}
Nov 28 11:08:10.636 INFO [stderr]    |                                        ^^^ help: consider using `_org` instead
Nov 28 11:08:10.636 INFO [stderr] 
Nov 28 11:08:10.636 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:08:10.636 INFO [stderr]   --> src/map.rs:91:13
Nov 28 11:08:10.636 INFO [stderr]    |
Nov 28 11:08:10.636 INFO [stderr] 91 |         let mut stepped_items = Vec::new();
Nov 28 11:08:10.636 INFO [stderr]    |             ----^^^^^^^^^^^^^
Nov 28 11:08:10.636 INFO [stderr]    |             |
Nov 28 11:08:10.636 INFO [stderr]    |             help: remove this `mut`
Nov 28 11:08:10.636 INFO [stderr]    |
Nov 28 11:08:10.636 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:08:10.636 INFO [stderr] 
Nov 28 11:08:11.192 INFO [stderr] warning: unused variable: `sim`
Nov 28 11:08:11.192 INFO [stderr]   --> src/cli.rs:62:16
Nov 28 11:08:11.192 INFO [stderr]    |
Nov 28 11:08:11.192 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Nov 28 11:08:11.192 INFO [stderr]    |                ^^^ help: consider using `_sim` instead
Nov 28 11:08:11.192 INFO [stderr]    |
Nov 28 11:08:11.192 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:08:11.192 INFO [stderr] 
Nov 28 11:08:11.224 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:08:11.224 INFO [stderr]   --> src/cli.rs:63:9
Nov 28 11:08:11.224 INFO [stderr]    |
Nov 28 11:08:11.224 INFO [stderr] 63 |     let mut file = File::create(filename).unwrap();
Nov 28 11:08:11.224 INFO [stderr]    |         ----^^^^
Nov 28 11:08:11.224 INFO [stderr]    |         |
Nov 28 11:08:11.224 INFO [stderr]    |         help: remove this `mut`
Nov 28 11:08:11.224 INFO [stderr]    |
Nov 28 11:08:11.224 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:08:11.224 INFO [stderr] 
Nov 28 11:08:11.224 INFO [stderr] warning: function is never used: `log_sim`
Nov 28 11:08:11.224 INFO [stderr]   --> src/cli.rs:62:1
Nov 28 11:08:11.224 INFO [stderr]    |
Nov 28 11:08:11.224 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Nov 28 11:08:11.224 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:08:11.224 INFO [stderr]    |
Nov 28 11:08:11.224 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 11:08:11.224 INFO [stderr] 
Nov 28 11:08:11.238 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:08:11.238 INFO [stderr]   --> src/cli.rs:67:5
Nov 28 11:08:11.238 INFO [stderr]    |
Nov 28 11:08:11.238 INFO [stderr] 67 |     write!(buffer, "{}", "Hello");
Nov 28 11:08:11.238 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:08:11.238 INFO [stderr]    |
Nov 28 11:08:11.238 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:08:11.238 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:08:11.238 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)
Nov 28 11:08:11.238 INFO [stderr] 
Nov 28 11:08:11.366 INFO [stderr] warning: unused variable: `sim`
Nov 28 11:08:11.366 INFO [stderr]   --> src/cli.rs:62:16
Nov 28 11:08:11.366 INFO [stderr]    |
Nov 28 11:08:11.366 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Nov 28 11:08:11.366 INFO [stderr]    |                ^^^ help: consider using `_sim` instead
Nov 28 11:08:11.366 INFO [stderr]    |
Nov 28 11:08:11.366 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:08:11.366 INFO [stderr] 
Nov 28 11:08:11.368 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:08:11.373 INFO [stderr]   --> src/cli.rs:63:9
Nov 28 11:08:11.373 INFO [stderr]    |
Nov 28 11:08:11.373 INFO [stderr] 63 |     let mut file = File::create(filename).unwrap();
Nov 28 11:08:11.373 INFO [stderr]    |         ----^^^^
Nov 28 11:08:11.373 INFO [stderr]    |         |
Nov 28 11:08:11.373 INFO [stderr]    |         help: remove this `mut`
Nov 28 11:08:11.373 INFO [stderr]    |
Nov 28 11:08:11.373 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:08:11.373 INFO [stderr] 
Nov 28 11:08:11.373 INFO [stderr] warning: function is never used: `log_sim`
Nov 28 11:08:11.373 INFO [stderr]   --> src/cli.rs:62:1
Nov 28 11:08:11.373 INFO [stderr]    |
Nov 28 11:08:11.373 INFO [stderr] 62 | pub fn log_sim(sim: &simulation::Simulation, filename: &str) {
Nov 28 11:08:11.373 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:08:11.373 INFO [stderr]    |
Nov 28 11:08:11.373 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 11:08:11.373 INFO [stderr] 
Nov 28 11:08:11.380 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:08:11.380 INFO [stderr]   --> src/cli.rs:67:5
Nov 28 11:08:11.380 INFO [stderr]    |
Nov 28 11:08:11.380 INFO [stderr] 67 |     write!(buffer, "{}", "Hello");
Nov 28 11:08:11.380 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:08:11.380 INFO [stderr]    |
Nov 28 11:08:11.380 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:08:11.380 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:08:11.380 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)
Nov 28 11:08:11.380 INFO [stderr] 
Nov 28 11:08:11.395 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
Nov 28 11:08:11.398 INFO [stderr] su: No module specific data is present
Nov 28 11:08:11.813 INFO running `"docker" "inspect" "af71afd61dcf2e7693dacac3d29391d9b0667c9f573c1f5489c93cb8e20f765f"`
Nov 28 11:08:12.071 INFO running `"docker" "rm" "-f" "af71afd61dcf2e7693dacac3d29391d9b0667c9f573c1f5489c93cb8e20f765f"`
Nov 28 11:08:12.504 INFO [stdout] af71afd61dcf2e7693dacac3d29391d9b0667c9f573c1f5489c93cb8e20f765f