[INFO] crate jungle 0.1.1 is already in cache
[INFO] extracting crate jungle 0.1.1 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/jungle/0.1.1
[INFO] extracting crate jungle 0.1.1 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/jungle/0.1.1
[INFO] validating manifest of jungle-0.1.1 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jungle-0.1.1 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jungle-0.1.1
[INFO] finished frobbing jungle-0.1.1
[INFO] frobbed toml for jungle-0.1.1 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/jungle/0.1.1/Cargo.toml
[INFO] started frobbing jungle-0.1.1
[INFO] finished frobbing jungle-0.1.1
[INFO] frobbed toml for jungle-0.1.1 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/jungle/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jungle-0.1.1 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-7/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/jungle/0.1.1:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c96ac149db289844fc06b98be6fd126aaefb208eafaf602f4e8fb8d549553718
[INFO] running `"docker" "start" "-a" "c96ac149db289844fc06b98be6fd126aaefb208eafaf602f4e8fb8d549553718"`
[INFO] [stderr]     Checking generic-array v0.5.1
[INFO] [stderr]     Checking jungle v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:2
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:2
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]   --> src/tree.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     value: T,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     parent: NodePointer<T,N>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `children`
[INFO] [stderr]   --> src/tree.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     children: GenericArray<NodePointer<T,N>,N>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tree.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn new(value: T) -> Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]   --> src/tree.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | struct Tree<T,N: ArrayLength<NodePointer<T,N>>>(NodePointer<T,N>);
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/tree.rs:47:2
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn new(value: T) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parent`
[INFO] [stderr]   --> src/tree.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn parent(&mut self) -> bool{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `child`
[INFO] [stderr]   --> src/tree.rs:61:2
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn child(&mut self, child: usize) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "c96ac149db289844fc06b98be6fd126aaefb208eafaf602f4e8fb8d549553718"`
[INFO] running `"docker" "rm" "-f" "c96ac149db289844fc06b98be6fd126aaefb208eafaf602f4e8fb8d549553718"`
[INFO] [stdout] c96ac149db289844fc06b98be6fd126aaefb208eafaf602f4e8fb8d549553718