Dec 17 23:03:44.079 INFO checking ichyo/icfpc2018 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:03:44.079 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ichyo/icfpc2018:/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 17 23:03:44.244 INFO [stdout] 02c1980db29f54ef6388911dfbb4be5077b7b903e257ee6390191bae65b88ed4
Dec 17 23:03:44.250 INFO running `"docker" "start" "-a" "02c1980db29f54ef6388911dfbb4be5077b7b903e257ee6390191bae65b88ed4"`
Dec 17 23:03:45.868 INFO [stderr]     Checking icfpc2018 v0.1.0 (/opt/crater/workdir)
Dec 17 23:03:46.401 INFO [stderr] warning: unused import: `nano::util::floor`
Dec 17 23:03:46.401 INFO [stderr]  --> src/nano/solver.rs:1:5
Dec 17 23:03:46.401 INFO [stderr]   |
Dec 17 23:03:46.401 INFO [stderr] 1 | use nano::util::floor;
Dec 17 23:03:46.401 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 23:03:46.401 INFO [stderr]   |
Dec 17 23:03:46.401 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 23:03:46.401 INFO [stderr] 
Dec 17 23:03:46.412 INFO [stderr] warning: unused import: `nano::util::floor`
Dec 17 23:03:46.413 INFO [stderr]  --> src/nano/solver.rs:1:5
Dec 17 23:03:46.413 INFO [stderr]   |
Dec 17 23:03:46.413 INFO [stderr] 1 | use nano::util::floor;
Dec 17 23:03:46.413 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 17 23:03:46.413 INFO [stderr]   |
Dec 17 23:03:46.413 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 23:03:46.413 INFO [stderr] 
Dec 17 23:03:47.156 INFO [stderr] warning: unused variable: `i`
Dec 17 23:03:47.156 INFO [stderr]    --> src/nano/solver.rs:550:20
Dec 17 23:03:47.156 INFO [stderr]     |
Dec 17 23:03:47.156 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.156 INFO [stderr]     |                    ^ help: consider using `_i` instead
Dec 17 23:03:47.156 INFO [stderr]     |
Dec 17 23:03:47.156 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 23:03:47.156 INFO [stderr] 
Dec 17 23:03:47.156 INFO [stderr] warning: unused variable: `s`
Dec 17 23:03:47.156 INFO [stderr]    --> src/nano/solver.rs:550:24
Dec 17 23:03:47.156 INFO [stderr]     |
Dec 17 23:03:47.156 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.156 INFO [stderr]     |                        ^ help: consider using `_s` instead
Dec 17 23:03:47.156 INFO [stderr] 
Dec 17 23:03:47.156 INFO [stderr] warning: unused variable: `energy`
Dec 17 23:03:47.156 INFO [stderr]    --> src/nano/solver.rs:550:27
Dec 17 23:03:47.156 INFO [stderr]     |
Dec 17 23:03:47.156 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.156 INFO [stderr]     |                           ^^^^^^ help: consider using `_energy` instead
Dec 17 23:03:47.156 INFO [stderr] 
Dec 17 23:03:47.156 INFO [stderr] warning: unused variable: `s`
Dec 17 23:03:47.157 INFO [stderr]    --> src/nano/solver.rs:553:27
Dec 17 23:03:47.157 INFO [stderr]     |
Dec 17 23:03:47.157 INFO [stderr] 553 |         .min_by_key(|(_, (s, c))| c.clone())
Dec 17 23:03:47.157 INFO [stderr]     |                           ^ help: consider using `_s` instead
Dec 17 23:03:47.157 INFO [stderr] 
Dec 17 23:03:47.157 INFO [stderr] warning: variable `remaining` is assigned to, but never used
Dec 17 23:03:47.157 INFO [stderr]    --> src/nano/solver.rs:562:13
Dec 17 23:03:47.157 INFO [stderr]     |
Dec 17 23:03:47.157 INFO [stderr] 562 |     let mut remaining = matrix.len();
Dec 17 23:03:47.157 INFO [stderr]     |             ^^^^^^^^^
Dec 17 23:03:47.157 INFO [stderr]     |
Dec 17 23:03:47.160 INFO [stderr]     = note: consider using `_remaining` instead
Dec 17 23:03:47.160 INFO [stderr] 
Dec 17 23:03:47.160 INFO [stderr] warning: variable `removed` is assigned to, but never used
Dec 17 23:03:47.160 INFO [stderr]    --> src/nano/solver.rs:563:13
Dec 17 23:03:47.160 INFO [stderr]     |
Dec 17 23:03:47.160 INFO [stderr] 563 |     let mut removed = 0;
Dec 17 23:03:47.160 INFO [stderr]     |             ^^^^^^^
Dec 17 23:03:47.160 INFO [stderr]     |
Dec 17 23:03:47.160 INFO [stderr]     = note: consider using `_removed` instead
Dec 17 23:03:47.160 INFO [stderr] 
Dec 17 23:03:47.160 INFO [stderr] warning: unused variable: `idx`
Dec 17 23:03:47.160 INFO [stderr]    --> src/nano/solver.rs:308:25
Dec 17 23:03:47.160 INFO [stderr]     |
Dec 17 23:03:47.160 INFO [stderr] 308 |                     for idx in bots {
Dec 17 23:03:47.160 INFO [stderr]     |                         ^^^ help: consider using `_idx` instead
Dec 17 23:03:47.160 INFO [stderr] 
Dec 17 23:03:47.333 INFO [stderr] warning: unused variable: `i`
Dec 17 23:03:47.333 INFO [stderr]    --> src/nano/solver.rs:550:20
Dec 17 23:03:47.333 INFO [stderr]     |
Dec 17 23:03:47.333 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.333 INFO [stderr]     |                    ^ help: consider using `_i` instead
Dec 17 23:03:47.333 INFO [stderr]     |
Dec 17 23:03:47.333 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 23:03:47.333 INFO [stderr] 
Dec 17 23:03:47.333 INFO [stderr] warning: unused variable: `s`
Dec 17 23:03:47.333 INFO [stderr]    --> src/nano/solver.rs:550:24
Dec 17 23:03:47.333 INFO [stderr]     |
Dec 17 23:03:47.333 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.333 INFO [stderr]     |                        ^ help: consider using `_s` instead
Dec 17 23:03:47.333 INFO [stderr] 
Dec 17 23:03:47.333 INFO [stderr] warning: unused variable: `energy`
Dec 17 23:03:47.333 INFO [stderr]    --> src/nano/solver.rs:550:27
Dec 17 23:03:47.333 INFO [stderr]     |
Dec 17 23:03:47.333 INFO [stderr] 550 |         .inspect(|(i, (s, energy))| {
Dec 17 23:03:47.333 INFO [stderr]     |                           ^^^^^^ help: consider using `_energy` instead
Dec 17 23:03:47.333 INFO [stderr] 
Dec 17 23:03:47.333 INFO [stderr] warning: unused variable: `s`
Dec 17 23:03:47.333 INFO [stderr]    --> src/nano/solver.rs:553:27
Dec 17 23:03:47.333 INFO [stderr]     |
Dec 17 23:03:47.333 INFO [stderr] 553 |         .min_by_key(|(_, (s, c))| c.clone())
Dec 17 23:03:47.333 INFO [stderr]     |                           ^ help: consider using `_s` instead
Dec 17 23:03:47.333 INFO [stderr] 
Dec 17 23:03:47.335 INFO [stderr] warning: variable `remaining` is assigned to, but never used
Dec 17 23:03:47.335 INFO [stderr]    --> src/nano/solver.rs:562:13
Dec 17 23:03:47.335 INFO [stderr]     |
Dec 17 23:03:47.335 INFO [stderr] 562 |     let mut remaining = matrix.len();
Dec 17 23:03:47.335 INFO [stderr]     |             ^^^^^^^^^
Dec 17 23:03:47.335 INFO [stderr]     |
Dec 17 23:03:47.335 INFO [stderr]     = note: consider using `_remaining` instead
Dec 17 23:03:47.335 INFO [stderr] 
Dec 17 23:03:47.335 INFO [stderr] warning: variable `removed` is assigned to, but never used
Dec 17 23:03:47.335 INFO [stderr]    --> src/nano/solver.rs:563:13
Dec 17 23:03:47.335 INFO [stderr]     |
Dec 17 23:03:47.335 INFO [stderr] 563 |     let mut removed = 0;
Dec 17 23:03:47.335 INFO [stderr]     |             ^^^^^^^
Dec 17 23:03:47.335 INFO [stderr]     |
Dec 17 23:03:47.335 INFO [stderr]     = note: consider using `_removed` instead
Dec 17 23:03:47.335 INFO [stderr] 
Dec 17 23:03:47.340 INFO [stderr] warning: unused variable: `idx`
Dec 17 23:03:47.340 INFO [stderr]    --> src/nano/solver.rs:308:25
Dec 17 23:03:47.340 INFO [stderr]     |
Dec 17 23:03:47.340 INFO [stderr] 308 |                     for idx in bots {
Dec 17 23:03:47.340 INFO [stderr]     |                         ^^^ help: consider using `_idx` instead
Dec 17 23:03:47.340 INFO [stderr] 
Dec 17 23:03:47.570 INFO [stderr] warning: method is never used: `is_grounded`
Dec 17 23:03:47.570 INFO [stderr]   --> src/nano/game.rs:78:5
Dec 17 23:03:47.570 INFO [stderr]    |
Dec 17 23:03:47.571 INFO [stderr] 78 |     fn is_grounded(&self) -> bool {
Dec 17 23:03:47.571 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:47.571 INFO [stderr]    |
Dec 17 23:03:47.571 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:03:47.571 INFO [stderr] 
Dec 17 23:03:47.572 INFO [stderr] warning: field is never used: `model_dst`
Dec 17 23:03:47.573 INFO [stderr]   --> src/nano/solver.rs:11:5
Dec 17 23:03:47.573 INFO [stderr]    |
Dec 17 23:03:47.573 INFO [stderr] 11 |     model_dst: &'a Model,
Dec 17 23:03:47.573 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:47.574 INFO [stderr] 
Dec 17 23:03:47.641 INFO [stderr] warning: method is never used: `is_grounded`
Dec 17 23:03:47.641 INFO [stderr]   --> src/nano/game.rs:78:5
Dec 17 23:03:47.641 INFO [stderr]    |
Dec 17 23:03:47.641 INFO [stderr] 78 |     fn is_grounded(&self) -> bool {
Dec 17 23:03:47.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:47.641 INFO [stderr]    |
Dec 17 23:03:47.641 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:03:47.641 INFO [stderr] 
Dec 17 23:03:47.641 INFO [stderr] warning: field is never used: `model_dst`
Dec 17 23:03:47.641 INFO [stderr]   --> src/nano/solver.rs:11:5
Dec 17 23:03:47.641 INFO [stderr]    |
Dec 17 23:03:47.641 INFO [stderr] 11 |     model_dst: &'a Model,
Dec 17 23:03:47.641 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:47.641 INFO [stderr] 
Dec 17 23:03:49.280 INFO [stderr] warning: function is never used: `load_trace`
Dec 17 23:03:49.281 INFO [stderr]   --> src/main.rs:18:1
Dec 17 23:03:49.281 INFO [stderr]    |
Dec 17 23:03:49.282 INFO [stderr] 18 | fn load_trace<P: AsRef<Path>>(path: P) -> Result<Trace> {
Dec 17 23:03:49.282 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.282 INFO [stderr]    |
Dec 17 23:03:49.283 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:03:49.283 INFO [stderr] 
Dec 17 23:03:49.283 INFO [stderr] warning: function is never used: `simulate_FA`
Dec 17 23:03:49.284 INFO [stderr]   --> src/main.rs:86:1
Dec 17 23:03:49.284 INFO [stderr]    |
Dec 17 23:03:49.284 INFO [stderr] 86 | fn simulate_FA(id: usize) -> Result<()> {
Dec 17 23:03:49.284 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.285 INFO [stderr] 
Dec 17 23:03:49.285 INFO [stderr] warning: function is never used: `simulate_FD`
Dec 17 23:03:49.285 INFO [stderr]   --> src/main.rs:97:1
Dec 17 23:03:49.286 INFO [stderr]    |
Dec 17 23:03:49.286 INFO [stderr] 97 | fn simulate_FD(id: usize) -> Result<()> {
Dec 17 23:03:49.286 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.286 INFO [stderr] 
Dec 17 23:03:49.286 INFO [stderr] warning: function is never used: `simulate_FR`
Dec 17 23:03:49.286 INFO [stderr]    --> src/main.rs:108:1
Dec 17 23:03:49.286 INFO [stderr]     |
Dec 17 23:03:49.286 INFO [stderr] 108 | fn simulate_FR(id: usize) -> Result<()> {
Dec 17 23:03:49.286 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.287 INFO [stderr] 
Dec 17 23:03:49.287 INFO [stderr] warning: function is never used: `simulate_all`
Dec 17 23:03:49.287 INFO [stderr]    --> src/main.rs:178:1
Dec 17 23:03:49.287 INFO [stderr]     |
Dec 17 23:03:49.287 INFO [stderr] 178 | fn simulate_all() -> Result<()> {
Dec 17 23:03:49.287 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.292 INFO [stderr] 
Dec 17 23:03:49.624 INFO [stderr] warning: function is never used: `load_trace`
Dec 17 23:03:49.624 INFO [stderr]   --> src/main.rs:18:1
Dec 17 23:03:49.624 INFO [stderr]    |
Dec 17 23:03:49.624 INFO [stderr] 18 | fn load_trace<P: AsRef<Path>>(path: P) -> Result<Trace> {
Dec 17 23:03:49.624 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.648 INFO [stderr]    |
Dec 17 23:03:49.648 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:03:49.648 INFO [stderr] 
Dec 17 23:03:49.648 INFO [stderr] warning: function is never used: `simulate_FA`
Dec 17 23:03:49.648 INFO [stderr]   --> src/main.rs:86:1
Dec 17 23:03:49.648 INFO [stderr]    |
Dec 17 23:03:49.648 INFO [stderr] 86 | fn simulate_FA(id: usize) -> Result<()> {
Dec 17 23:03:49.648 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.648 INFO [stderr] 
Dec 17 23:03:49.648 INFO [stderr] warning: function is never used: `simulate_FD`
Dec 17 23:03:49.648 INFO [stderr]   --> src/main.rs:97:1
Dec 17 23:03:49.648 INFO [stderr]    |
Dec 17 23:03:49.648 INFO [stderr] 97 | fn simulate_FD(id: usize) -> Result<()> {
Dec 17 23:03:49.648 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.648 INFO [stderr] 
Dec 17 23:03:49.648 INFO [stderr] warning: function is never used: `simulate_FR`
Dec 17 23:03:49.648 INFO [stderr]    --> src/main.rs:108:1
Dec 17 23:03:49.648 INFO [stderr]     |
Dec 17 23:03:49.648 INFO [stderr] 108 | fn simulate_FR(id: usize) -> Result<()> {
Dec 17 23:03:49.648 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.648 INFO [stderr] 
Dec 17 23:03:49.648 INFO [stderr] warning: function is never used: `simulate_all`
Dec 17 23:03:49.648 INFO [stderr]    --> src/main.rs:178:1
Dec 17 23:03:49.648 INFO [stderr]     |
Dec 17 23:03:49.649 INFO [stderr] 178 | fn simulate_all() -> Result<()> {
Dec 17 23:03:49.649 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:03:49.649 INFO [stderr] 
Dec 17 23:03:50.420 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.97s
Dec 17 23:03:51.884 INFO running `"docker" "inspect" "02c1980db29f54ef6388911dfbb4be5077b7b903e257ee6390191bae65b88ed4"`
Dec 17 23:03:52.166 INFO running `"docker" "rm" "-f" "02c1980db29f54ef6388911dfbb4be5077b7b903e257ee6390191bae65b88ed4"`
Dec 17 23:03:52.480 INFO [stdout] 02c1980db29f54ef6388911dfbb4be5077b7b903e257ee6390191bae65b88ed4