[INFO] updating cached repository https://github.com/aszecsei/impact
[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] b2dfc17710cbe36a5728887f9fde2d86c4c9decc
[INFO] checking aszecsei/impact against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faszecsei%2Fimpact" "/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/aszecsei/impact 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/aszecsei/impact
[INFO] finished tweaking git repo https://github.com/aszecsei/impact
[INFO] tweaked toml for git repo https://github.com/aszecsei/impact written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aszecsei/impact 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] 8460ecbda03e4ed8aff50dabab61010aabee6a2b4d2e93a9b4db8efbc79109d0
[INFO] running `"docker" "start" "-a" "8460ecbda03e4ed8aff50dabab61010aabee6a2b4d2e93a9b4db8efbc79109d0"`
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]     Checking impact v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `insert_list`
[INFO] [stderr]   --> src/bin_packs/max_rects.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | /     pub fn insert_list(
[INFO] [stderr] 41 | |         &mut self,
[INFO] [stderr] 42 | |         rects: &[Rect],
[INFO] [stderr] 43 | |         rot: bool,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         dst
[INFO] [stderr] 77 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `occupancy`
[INFO] [stderr]    --> src/bin_packs/max_rects.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn occupancy(&self) -> f32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `score_rect`
[INFO] [stderr]    --> src/bin_packs/max_rects.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 | /     fn score_rect(
[INFO] [stderr] 122 | |         &self,
[INFO] [stderr] 123 | |         width: i32,
[INFO] [stderr] 124 | |         height: i32,
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |         (new_node, score1, score2)
[INFO] [stderr] 155 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compare_rect_short_side`
[INFO] [stderr]   --> src/rect.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn compare_rect_short_side(&self, b: &Rect) -> std::cmp::Ordering {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `node_sort_cmp`
[INFO] [stderr]   --> src/rect.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn node_sort_cmp(a: &Rect, b: &Rect) -> std::cmp::Ordering {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DisjointRectCollection`
[INFO] [stderr]   --> src/rect.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub struct DisjointRectCollection {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rect.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/rect.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn add(&mut self, r: &Rect) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/rect.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disjoint`
[INFO] [stderr]   --> src/rect.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn disjoint(&self, r: &Rect) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `disjoint`
[INFO] [stderr]   --> src/rect.rs:94:4
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn disjoint(a: &Rect, b: &Rect) -> bool {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_list`
[INFO] [stderr]   --> src/bin_packs/max_rects.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | /     pub fn insert_list(
[INFO] [stderr] 41 | |         &mut self,
[INFO] [stderr] 42 | |         rects: &[Rect],
[INFO] [stderr] 43 | |         rot: bool,
[INFO] [stderr] ...  |
[INFO] [stderr] 76 | |         dst
[INFO] [stderr] 77 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `occupancy`
[INFO] [stderr]    --> src/bin_packs/max_rects.rs:113:5
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn occupancy(&self) -> f32 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `score_rect`
[INFO] [stderr]    --> src/bin_packs/max_rects.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 | /     fn score_rect(
[INFO] [stderr] 122 | |         &self,
[INFO] [stderr] 123 | |         width: i32,
[INFO] [stderr] 124 | |         height: i32,
[INFO] [stderr] ...   |
[INFO] [stderr] 154 | |         (new_node, score1, score2)
[INFO] [stderr] 155 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `compare_rect_short_side`
[INFO] [stderr]   --> src/rect.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn compare_rect_short_side(&self, b: &Rect) -> std::cmp::Ordering {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `node_sort_cmp`
[INFO] [stderr]   --> src/rect.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn node_sort_cmp(a: &Rect, b: &Rect) -> std::cmp::Ordering {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DisjointRectCollection`
[INFO] [stderr]   --> src/rect.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub struct DisjointRectCollection {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/rect.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add`
[INFO] [stderr]   --> src/rect.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn add(&mut self, r: &Rect) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/rect.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `disjoint`
[INFO] [stderr]   --> src/rect.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn disjoint(&self, r: &Rect) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `disjoint`
[INFO] [stderr]   --> src/rect.rs:94:4
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn disjoint(a: &Rect, b: &Rect) -> bool {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.61s
[INFO] running `"docker" "inspect" "8460ecbda03e4ed8aff50dabab61010aabee6a2b4d2e93a9b4db8efbc79109d0"`
[INFO] running `"docker" "rm" "-f" "8460ecbda03e4ed8aff50dabab61010aabee6a2b4d2e93a9b4db8efbc79109d0"`
[INFO] [stdout] 8460ecbda03e4ed8aff50dabab61010aabee6a2b4d2e93a9b4db8efbc79109d0