[INFO] updating cached repository https://github.com/VengeQ/rust-tanks
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c26b016158f0fcd7c6375a38763b1625159bc5cc
[INFO] checking VengeQ/rust-tanks against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVengeQ%2Frust-tanks" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VengeQ/rust-tanks on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/VengeQ/rust-tanks
[INFO] finished tweaking git repo https://github.com/VengeQ/rust-tanks
[INFO] tweaked toml for git repo https://github.com/VengeQ/rust-tanks written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/VengeQ/rust-tanks already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 61ffb22b84b7b09d23debb8fd33dc979a14df204feaf119d52f2903f6b78cb85
[INFO] running `"docker" "start" "-a" "61ffb22b84b7b09d23debb8fd33dc979a14df204feaf119d52f2903f6b78cb85"`
[INFO] [stderr]     Checking piston-graphics_api_version v0.2.0
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking x11-dl v2.18.4
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking shader_version v0.6.0
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking glutin_glx_sys v0.1.5
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking piston-gfx_texture v0.40.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.70.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.66.0
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking glutin v0.21.1
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking piston_window v0.105.0
[INFO] [stderr]     Checking tanks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::model::board_objects::Direction::Top`
[INFO] [stderr]  --> src/model/board_objects.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::model::board_objects::Direction::Top;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/model/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::model::board_objects::Direction::Top`
[INFO] [stderr]  --> src/model/board_objects.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::model::board_objects::Direction::Top;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/model/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/model/mod.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |         self.objects.iter().filter(|(k, v)| v.game_object() != Water)
[INFO] [stderr]    |                                      ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lost_duration`
[INFO] [stderr]    --> src/model/board_objects.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn lost_duration(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]   --> src/model/mod.rs:89:38
[INFO] [stderr]    |
[INFO] [stderr] 89 |         self.objects.iter().filter(|(k, v)| v.game_object() != Water)
[INFO] [stderr]    |                                      ^ help: consider prefixing with an underscore: `_k`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lost_duration`
[INFO] [stderr]    --> src/model/board_objects.rs:172:5
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn lost_duration(&mut self){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `"docker" "inspect" "61ffb22b84b7b09d23debb8fd33dc979a14df204feaf119d52f2903f6b78cb85"`
[INFO] running `"docker" "rm" "-f" "61ffb22b84b7b09d23debb8fd33dc979a14df204feaf119d52f2903f6b78cb85"`
[INFO] [stdout] 61ffb22b84b7b09d23debb8fd33dc979a14df204feaf119d52f2903f6b78cb85