[INFO] fetching crate lock_api 0.4.14...
[INFO] checking lock_api-0.4.14 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied-retry-0
[INFO] extracting crate lock_api 0.4.14 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lock_api 0.4.14
[INFO] finished tweaking crates.io crate lock_api 0.4.14
[INFO] tweaked toml for crates.io crate lock_api 0.4.14 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lock_api 0.4.14 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 crates.io crate lock_api 0.4.14 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-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] 31aa5f024d510a56b0e2e88f8db877557c92b965caaa962b1ccc017cf93f4070
[INFO] running `Command { std: "docker" "start" "-a" "31aa5f024d510a56b0e2e88f8db877557c92b965caaa962b1ccc017cf93f4070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31aa5f024d510a56b0e2e88f8db877557c92b965caaa962b1ccc017cf93f4070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31aa5f024d510a56b0e2e88f8db877557c92b965caaa962b1ccc017cf93f4070", kill_on_drop: false }`
[INFO] [stdout] 31aa5f024d510a56b0e2e88f8db877557c92b965caaa962b1ccc017cf93f4070
[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] 2ff4c023b3f42583f7ababd383283ffbac824361e8f955b7e42805b0eb9acc1f
[INFO] running `Command { std: "docker" "start" "-a" "2ff4c023b3f42583f7ababd383283ffbac824361e8f955b7e42805b0eb9acc1f", kill_on_drop: false }`
[INFO] [stderr]     Checking lock_api v0.4.14 (/opt/rustwide/workdir)
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]     --> src/rwlock.rs:2207:57
[INFO] [stdout]      |
[INFO] [stdout] 2207 |     pub fn with_upgraded<Ret, F: FnOnce(&mut T) -> Ret>(&mut self, f: F) -> Ret {
[INFO] [stdout]      |                                                         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2233:61
[INFO] [stdout]      |
[INFO] [stdout] 2233 |     pub fn try_with_upgraded<Ret, F: FnOnce(&mut T) -> Ret>(&mut self, f: F) -> Option<Ret> {
[INFO] [stdout]      |                                                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2315:9
[INFO] [stdout]      |
[INFO] [stdout] 2315 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2347:9
[INFO] [stdout]      |
[INFO] [stdout] 2347 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     type Target = T;
[INFO] [stdout]      |     ----------- with `Target` set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` (lib) due to 4 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/rwlock.rs:2207:57
[INFO] [stdout]      |
[INFO] [stdout] 2207 |     pub fn with_upgraded<Ret, F: FnOnce(&mut T) -> Ret>(&mut self, f: F) -> Ret {
[INFO] [stdout]      |                                                         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2233:61
[INFO] [stdout]      |
[INFO] [stdout] 2233 |     pub fn try_with_upgraded<Ret, F: FnOnce(&mut T) -> Ret>(&mut self, f: F) -> Option<Ret> {
[INFO] [stdout]      |                                                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2315:9
[INFO] [stdout]      |
[INFO] [stdout] 2315 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     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/rwlock.rs:2347:9
[INFO] [stdout]      |
[INFO] [stdout] 2347 |         &mut self,
[INFO] [stdout]      |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2366 | impl<'a, R: RawRwLockUpgrade + 'a, T: ?Sized + 'a> Deref for RwLockUpgradableReadGuard<'a, R, T> {
[INFO] [stdout]      | ------------------------------------------------------------------------------------------------ trait implemented here
[INFO] [stdout] 2367 |     type Target = T;
[INFO] [stdout]      |     ----------- with `Target` set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "2ff4c023b3f42583f7ababd383283ffbac824361e8f955b7e42805b0eb9acc1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff4c023b3f42583f7ababd383283ffbac824361e8f955b7e42805b0eb9acc1f", kill_on_drop: false }`
[INFO] [stdout] 2ff4c023b3f42583f7ababd383283ffbac824361e8f955b7e42805b0eb9acc1f