[INFO] fetching crate trailing_cell 0.3.0...
[INFO] checking trailing_cell-0.3.0 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] extracting crate trailing_cell 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate trailing_cell 0.3.0
[INFO] finished tweaking crates.io crate trailing_cell 0.3.0
[INFO] tweaked toml for crates.io crate trailing_cell 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trailing_cell 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7b3da9103634dffd4f4365cfd8642427c781d99f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding bus v1.4.1 (available: v2.4.1)
[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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1dac2d0416832186bfa30f4a24116dcd3843cdf73537247799bb5565dbecbf8a
[INFO] running `Command { std: "docker" "start" "-a" "1dac2d0416832186bfa30f4a24116dcd3843cdf73537247799bb5565dbecbf8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dac2d0416832186bfa30f4a24116dcd3843cdf73537247799bb5565dbecbf8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dac2d0416832186bfa30f4a24116dcd3843cdf73537247799bb5565dbecbf8a", kill_on_drop: false }`
[INFO] [stdout] 1dac2d0416832186bfa30f4a24116dcd3843cdf73537247799bb5565dbecbf8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5ffff3b2018d59d5f3f8686595e15d2c8ac4d293e48df4f029b55c5bcd5ccb56
[INFO] running `Command { std: "docker" "start" "-a" "5ffff3b2018d59d5f3f8686595e15d2c8ac4d293e48df4f029b55c5bcd5ccb56", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking atomic-option v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking bus v1.4.1
[INFO] [stderr]     Checking trailing_cell v0.3.0 (/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:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |       pub fn update(&mut self) -> usize {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:128:26
[INFO] [stdout]     |
[INFO] [stdout] 128 |       pub fn update_return(&mut self) -> Vec<M> {
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:139:27
[INFO] [stdout]     |
[INFO] [stdout] 139 |       pub fn update_limited(&mut self, limit: usize) -> usize {
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:151:34
[INFO] [stdout]     |
[INFO] [stdout] 151 |       pub fn update_return_limited(&mut self, limit: usize) -> Vec<M> {
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:163:23
[INFO] [stdout]     |
[INFO] [stdout] 163 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |       pub fn update(&mut self) -> usize {
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:128:26
[INFO] [stdout]     |
[INFO] [stdout] 128 |       pub fn update_return(&mut self) -> Vec<M> {
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:139:27
[INFO] [stdout]     |
[INFO] [stdout] 139 |       pub fn update_limited(&mut self, limit: usize) -> usize {
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:151:34
[INFO] [stdout]     |
[INFO] [stdout] 151 |       pub fn update_return_limited(&mut self, limit: usize) -> Vec<M> {
[INFO] [stdout]     |                                    ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set 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:163:23
[INFO] [stdout]     |
[INFO] [stdout] 163 |       pub fn into_inner(self) -> T {
[INFO] [stdout]     |                         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 | / impl<T,M> std::ops::Deref for TcReader<T,M>
[INFO] [stdout] 174 | | where T: TakesMessage<M> {
[INFO] [stdout]     | |________________________- trait implemented here
[INFO] [stdout] 175 |       type Target = T;
[INFO] [stdout]     |       ----------- with `Target` set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trailing_cell` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/tests.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         h.join().is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let _ = h.join().is_ok();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/tests.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     h1.join().is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let _ = h1.join().is_ok();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/tests.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     h2.join().is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let _ = h2.join().is_ok();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trailing_cell` (lib test) due to 5 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5ffff3b2018d59d5f3f8686595e15d2c8ac4d293e48df4f029b55c5bcd5ccb56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ffff3b2018d59d5f3f8686595e15d2c8ac4d293e48df4f029b55c5bcd5ccb56", kill_on_drop: false }`
[INFO] [stdout] 5ffff3b2018d59d5f3f8686595e15d2c8ac4d293e48df4f029b55c5bcd5ccb56