Dec 13 20:45:44.640 INFO testing dyens/arena against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 20:45:44.640 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 20:45:45.069 INFO [stdout] 5f7d016b6b0394e09662b534e6020e09f4c6488dd2fe7f5862761181dcc7f1f3
Dec 13 20:45:45.073 INFO running `"docker" "start" "-a" "5f7d016b6b0394e09662b534e6020e09f4c6488dd2fe7f5862761181dcc7f1f3"`
Dec 13 20:45:46.037 INFO [stderr] usermod: no changes
Dec 13 20:45:46.399 INFO [stderr]    Compiling syn v0.12.15
Dec 13 20:45:46.399 INFO [stderr]    Compiling ncollide_math v0.9.0
Dec 13 20:45:48.051 INFO [stderr]    Compiling ncollide_utils v0.9.0
Dec 13 20:45:50.180 INFO [stderr]    Compiling ncollide_geometry v0.6.2
Dec 13 20:45:50.180 INFO [stderr]    Compiling ncollide_procedural v0.9.0
Dec 13 20:45:53.091 INFO [stderr]    Compiling serde_derive_internals v0.22.2
Dec 13 20:45:56.226 INFO [stderr]    Compiling serde_derive v1.0.36
Dec 13 20:46:04.197 INFO [stderr]    Compiling pistoncore-input v0.20.0
Dec 13 20:46:04.763 INFO [stderr]    Compiling ncollide_pipeline v0.13.1
Dec 13 20:46:04.763 INFO [stderr]    Compiling ncollide_transformation v0.9.0
Dec 13 20:46:08.966 INFO [stderr]    Compiling ncollide v0.14.1
Dec 13 20:46:11.163 INFO [stderr]    Compiling pistoncore-window v0.31.0
Dec 13 20:46:12.703 INFO [stderr]    Compiling pistoncore-event_loop v0.36.0
Dec 13 20:46:12.703 INFO [stderr]    Compiling pistoncore-glutin_window v0.45.3
Dec 13 20:46:14.479 INFO [stderr]    Compiling piston v0.36.0
Dec 13 20:46:18.791 INFO [stderr]    Compiling piston_window v0.77.0
Dec 13 20:46:23.619 INFO [stderr]    Compiling arena v0.1.0 (/source)
Dec 13 20:46:27.950 INFO [stderr] warning: unused import: `std::mem`
Dec 13 20:46:27.950 INFO [stderr]   --> src/tank.rs:13:5
Dec 13 20:46:27.950 INFO [stderr]    |
Dec 13 20:46:27.950 INFO [stderr] 13 | use std::mem;
Dec 13 20:46:27.950 INFO [stderr]    |     ^^^^^^^^
Dec 13 20:46:27.950 INFO [stderr]    |
Dec 13 20:46:27.950 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 20:46:27.950 INFO [stderr] 
Dec 13 20:46:28.460 INFO [stderr] warning: method is never used: `give_brain`
Dec 13 20:46:28.460 INFO [stderr]    --> src/tank.rs:183:5
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr] 183 |     pub fn give_brain(&mut self, brain: Brain) {
Dec 13 20:46:28.461 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 20:46:28.461 INFO [stderr] 
Dec 13 20:46:28.461 INFO [stderr] warning: method is never used: `pick_up_brain`
Dec 13 20:46:28.461 INFO [stderr]    --> src/tank.rs:187:5
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr] 187 |     pub fn pick_up_brain(mut self) -> Option<Brain> {
Dec 13 20:46:28.461 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:28.461 INFO [stderr] 
Dec 13 20:46:28.461 INFO [stderr] warning: function is never used: `relu_af`
Dec 13 20:46:28.461 INFO [stderr]  --> src/brain.rs:7:1
Dec 13 20:46:28.461 INFO [stderr]   |
Dec 13 20:46:28.461 INFO [stderr] 7 | pub fn relu_af(x: f64) -> f64 {
Dec 13 20:46:28.461 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:28.461 INFO [stderr] 
Dec 13 20:46:28.461 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:28.461 INFO [stderr]    --> src/brain.rs:110:5
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr] 110 |     pub fn fuck(&self, partner: &Layer) -> (Layer, Layer) {
Dec 13 20:46:28.461 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:28.461 INFO [stderr] 
Dec 13 20:46:28.461 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:28.461 INFO [stderr]    --> src/brain.rs:211:5
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr] 211 | /     pub fn fuck(&self, partner: &LayersChain)
Dec 13 20:46:28.461 INFO [stderr] 212 | |                 -> (LayersChain, LayersChain) {
Dec 13 20:46:28.461 INFO [stderr] 213 | |         assert!(self.layers.len() == partner.layers.len());
Dec 13 20:46:28.461 INFO [stderr] 214 | |         let mut ls1 = Vec::with_capacity(self.layers.len());
Dec 13 20:46:28.461 INFO [stderr] ...   |
Dec 13 20:46:28.461 INFO [stderr] 221 | |         (LayersChain{layers: ls1}, LayersChain{layers: ls2})
Dec 13 20:46:28.461 INFO [stderr] 222 | |     }
Dec 13 20:46:28.461 INFO [stderr]     | |_____^
Dec 13 20:46:28.461 INFO [stderr] 
Dec 13 20:46:28.461 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:28.461 INFO [stderr]    --> src/brain.rs:277:5
Dec 13 20:46:28.461 INFO [stderr]     |
Dec 13 20:46:28.461 INFO [stderr] 277 | /     pub fn fuck(&self, partner: &Brain)
Dec 13 20:46:28.461 INFO [stderr] 278 | |                 -> (Brain, Brain)
Dec 13 20:46:28.462 INFO [stderr] 279 | |     {
Dec 13 20:46:28.462 INFO [stderr] 280 | |         let (rc1, rc2) = self.result_chain
Dec 13 20:46:28.462 INFO [stderr] ...   |
Dec 13 20:46:28.462 INFO [stderr] 297 | |
Dec 13 20:46:28.462 INFO [stderr] 298 | |     }
Dec 13 20:46:28.462 INFO [stderr]     | |_____^
Dec 13 20:46:28.462 INFO [stderr] 
Dec 13 20:46:36.489 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.42s
Dec 13 20:46:36.512 INFO [stderr] su: No module specific data is present
Dec 13 20:46:37.222 INFO running `"docker" "inspect" "5f7d016b6b0394e09662b534e6020e09f4c6488dd2fe7f5862761181dcc7f1f3"`
Dec 13 20:46:37.467 INFO running `"docker" "rm" "-f" "5f7d016b6b0394e09662b534e6020e09f4c6488dd2fe7f5862761181dcc7f1f3"`
Dec 13 20:46:37.671 INFO [stdout] 5f7d016b6b0394e09662b534e6020e09f4c6488dd2fe7f5862761181dcc7f1f3
Dec 13 20:46:37.673 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 20:46:37.991 INFO [stdout] 518735a8fd46abbd89ffc1ece5cc8946cab55852757e1c536dc9680d650e1445
Dec 13 20:46:37.999 INFO running `"docker" "start" "-a" "518735a8fd46abbd89ffc1ece5cc8946cab55852757e1c536dc9680d650e1445"`
Dec 13 20:46:38.582 INFO [stderr] usermod: no changes
Dec 13 20:46:38.831 INFO [stderr]    Compiling arena v0.1.0 (/source)
Dec 13 20:46:42.703 INFO [stderr] warning: unused import: `std::mem`
Dec 13 20:46:42.703 INFO [stderr]   --> src/tank.rs:13:5
Dec 13 20:46:42.703 INFO [stderr]    |
Dec 13 20:46:42.703 INFO [stderr] 13 | use std::mem;
Dec 13 20:46:42.703 INFO [stderr]    |     ^^^^^^^^
Dec 13 20:46:42.703 INFO [stderr]    |
Dec 13 20:46:42.703 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 20:46:42.703 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: method is never used: `give_brain`
Dec 13 20:46:43.107 INFO [stderr]    --> src/tank.rs:183:5
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr] 183 |     pub fn give_brain(&mut self, brain: Brain) {
Dec 13 20:46:43.107 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: method is never used: `pick_up_brain`
Dec 13 20:46:43.107 INFO [stderr]    --> src/tank.rs:187:5
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr] 187 |     pub fn pick_up_brain(mut self) -> Option<Brain> {
Dec 13 20:46:43.107 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: function is never used: `relu_af`
Dec 13 20:46:43.107 INFO [stderr]  --> src/brain.rs:7:1
Dec 13 20:46:43.107 INFO [stderr]   |
Dec 13 20:46:43.107 INFO [stderr] 7 | pub fn relu_af(x: f64) -> f64 {
Dec 13 20:46:43.107 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:43.107 INFO [stderr]    --> src/brain.rs:110:5
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr] 110 |     pub fn fuck(&self, partner: &Layer) -> (Layer, Layer) {
Dec 13 20:46:43.107 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:43.107 INFO [stderr]    --> src/brain.rs:211:5
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr] 211 | /     pub fn fuck(&self, partner: &LayersChain)
Dec 13 20:46:43.107 INFO [stderr] 212 | |                 -> (LayersChain, LayersChain) {
Dec 13 20:46:43.107 INFO [stderr] 213 | |         assert!(self.layers.len() == partner.layers.len());
Dec 13 20:46:43.107 INFO [stderr] 214 | |         let mut ls1 = Vec::with_capacity(self.layers.len());
Dec 13 20:46:43.107 INFO [stderr] ...   |
Dec 13 20:46:43.107 INFO [stderr] 221 | |         (LayersChain{layers: ls1}, LayersChain{layers: ls2})
Dec 13 20:46:43.107 INFO [stderr] 222 | |     }
Dec 13 20:46:43.107 INFO [stderr]     | |_____^
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.107 INFO [stderr] warning: method is never used: `fuck`
Dec 13 20:46:43.107 INFO [stderr]    --> src/brain.rs:277:5
Dec 13 20:46:43.107 INFO [stderr]     |
Dec 13 20:46:43.107 INFO [stderr] 277 | /     pub fn fuck(&self, partner: &Brain)
Dec 13 20:46:43.107 INFO [stderr] 278 | |                 -> (Brain, Brain)
Dec 13 20:46:43.107 INFO [stderr] 279 | |     {
Dec 13 20:46:43.107 INFO [stderr] 280 | |         let (rc1, rc2) = self.result_chain
Dec 13 20:46:43.107 INFO [stderr] ...   |
Dec 13 20:46:43.107 INFO [stderr] 297 | |
Dec 13 20:46:43.107 INFO [stderr] 298 | |     }
Dec 13 20:46:43.107 INFO [stderr]     | |_____^
Dec 13 20:46:43.107 INFO [stderr] 
Dec 13 20:46:43.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
Dec 13 20:46:43.516 INFO [stderr] su: No module specific data is present
Dec 13 20:46:44.187 INFO running `"docker" "inspect" "518735a8fd46abbd89ffc1ece5cc8946cab55852757e1c536dc9680d650e1445"`
Dec 13 20:46:44.528 INFO running `"docker" "rm" "-f" "518735a8fd46abbd89ffc1ece5cc8946cab55852757e1c536dc9680d650e1445"`
Dec 13 20:46:44.735 INFO [stdout] 518735a8fd46abbd89ffc1ece5cc8946cab55852757e1c536dc9680d650e1445
Dec 13 20:46:44.741 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 20:46:45.216 INFO [stdout] 1b2559acd57acd95ec13530428b3028a0240749fb0ee0e8f2960b58e46b869f3
Dec 13 20:46:45.219 INFO running `"docker" "start" "-a" "1b2559acd57acd95ec13530428b3028a0240749fb0ee0e8f2960b58e46b869f3"`
Dec 13 20:46:46.033 INFO [stderr] usermod: no changes
Dec 13 20:46:46.275 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
Dec 13 20:46:46.291 INFO [stderr]      Running /target/debug/deps/arena-7848d7376ff9c01a
Dec 13 20:46:46.296 INFO [stdout] 
Dec 13 20:46:46.296 INFO [stdout] running 0 tests
Dec 13 20:46:46.296 INFO [stdout] 
Dec 13 20:46:46.296 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 20:46:46.296 INFO [stdout] 
Dec 13 20:46:46.300 INFO [stderr] su: No module specific data is present
Dec 13 20:46:46.770 INFO running `"docker" "inspect" "1b2559acd57acd95ec13530428b3028a0240749fb0ee0e8f2960b58e46b869f3"`
Dec 13 20:46:47.032 INFO running `"docker" "rm" "-f" "1b2559acd57acd95ec13530428b3028a0240749fb0ee0e8f2960b58e46b869f3"`
Dec 13 20:46:47.236 INFO [stdout] 1b2559acd57acd95ec13530428b3028a0240749fb0ee0e8f2960b58e46b869f3