[INFO] cloning repository https://github.com/TrolledWoods/bump_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrolledWoods/bump_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2Fbump_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2Fbump_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3df60be6a1c8eb1db0b9aaeca44d0834607b032
[INFO] checking TrolledWoods/bump_tree against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2Fbump_tree" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TrolledWoods/bump_tree
[INFO] finished tweaking git repo https://github.com/TrolledWoods/bump_tree
[INFO] tweaked toml for git repo https://github.com/TrolledWoods/bump_tree written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TrolledWoods/bump_tree on toolchain 7b3da9103634dffd4f4365cfd8642427c781d99f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TrolledWoods/bump_tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8089e3f9b0e0ebdb518226f64ae066b3c78b036231ffd0c1c53b48406424a3d2
[INFO] running `Command { std: "docker" "start" "-a" "8089e3f9b0e0ebdb518226f64ae066b3c78b036231ffd0c1c53b48406424a3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8089e3f9b0e0ebdb518226f64ae066b3c78b036231ffd0c1c53b48406424a3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8089e3f9b0e0ebdb518226f64ae066b3c78b036231ffd0c1c53b48406424a3d2", kill_on_drop: false }`
[INFO] [stdout] 8089e3f9b0e0ebdb518226f64ae066b3c78b036231ffd0c1c53b48406424a3d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dinherent-method-on-receiver" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fecef75879ff2d484030d967ef8ab5d75f00374e5f533d703fedbdb3ab6392d6
[INFO] running `Command { std: "docker" "start" "-a" "fecef75879ff2d484030d967ef8ab5d75f00374e5f533d703fedbdb3ab6392d6", kill_on_drop: false }`
[INFO] [stderr]     Checking impl_twice v0.0.3
[INFO] [stderr]     Checking bumpalo v3.4.0
[INFO] [stderr]     Checking bump_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:225:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 225 | |     pub fn child_count(&self) -> usize {
[INFO] [stdout]     | |                        ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D inherent-method-on-receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |     pub fn children(&self) -> impl Iterator<Item = Node<'_, T>> + DoubleEndedIterator + ExactSizeIterator {
[INFO] [stdout]     | |                     ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:225:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 225 | |     pub fn child_count(&self) -> usize {
[INFO] [stdout]     | |                        ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |     pub fn children(&self) -> impl Iterator<Item = Node<'_, T>> + DoubleEndedIterator + ExactSizeIterator {
[INFO] [stdout]     | |                     ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] ...
[INFO] [stdout] 237 |           &mut self,
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bump_tree` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:225:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 225 | |     pub fn child_count(&self) -> usize {
[INFO] [stdout]     | |                        ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D inherent-method-on-receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |     pub fn children(&self) -> impl Iterator<Item = Node<'_, T>> + DoubleEndedIterator + ExactSizeIterator {
[INFO] [stdout]     | |                     ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:225:24
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 225 | |     pub fn child_count(&self) -> usize {
[INFO] [stdout]     | |                        ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:229:21
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |     pub fn children(&self) -> impl Iterator<Item = Node<'_, T>> + DoubleEndedIterator + ExactSizeIterator {
[INFO] [stdout]     | |                     ^^^^^
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/lib.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 193 | / impl_twice!(
[INFO] [stdout] 194 | | impl<T>
[INFO] [stdout] 195 | |     Debug for Node<'_, T>,
[INFO] [stdout] 196 | |     Debug for NodeMut<'_, T>
[INFO] [stdout] ...   |
[INFO] [stdout] 210 | |     type Target = T;
[INFO] [stdout]     | |     ----------- with `Target` set here
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | | );
[INFO] [stdout]     | |_- trait implemented here
[INFO] [stdout] ...
[INFO] [stdout] 237 |           &mut self,
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bump_tree` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "fecef75879ff2d484030d967ef8ab5d75f00374e5f533d703fedbdb3ab6392d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fecef75879ff2d484030d967ef8ab5d75f00374e5f533d703fedbdb3ab6392d6", kill_on_drop: false }`
[INFO] [stdout] fecef75879ff2d484030d967ef8ab5d75f00374e5f533d703fedbdb3ab6392d6