[INFO] fetching crate mea 0.6.3...
[INFO] checking mea-0.6.3 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] extracting crate mea 0.6.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mea 0.6.3
[INFO] finished tweaking crates.io crate mea 0.6.3
[INFO] tweaked toml for crates.io crate mea 0.6.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mea 0.6.3 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 mea 0.6.3 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] 7c26f14b0dff071e6fcdef9655c53b7435c93a0dcd6de8ca86a4581a8a68d2d3
[INFO] running `Command { std: "docker" "start" "-a" "7c26f14b0dff071e6fcdef9655c53b7435c93a0dcd6de8ca86a4581a8a68d2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c26f14b0dff071e6fcdef9655c53b7435c93a0dcd6de8ca86a4581a8a68d2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c26f14b0dff071e6fcdef9655c53b7435c93a0dcd6de8ca86a4581a8a68d2d3", kill_on_drop: false }`
[INFO] [stdout] 7c26f14b0dff071e6fcdef9655c53b7435c93a0dcd6de8ca86a4581a8a68d2d3
[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] a7f07daf288185ed182c3e3358022c0bce211ea1375d5882b0b3574f3ab88076
[INFO] running `Command { std: "docker" "start" "-a" "a7f07daf288185ed182c3e3358022c0bce211ea1375d5882b0b3574f3ab88076", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling pollster-macro v0.4.0
[INFO] [stderr]     Checking mea v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/rwlock/mapped_write_guard.rs:334:22
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<T: ?Sized> Deref for MappedRwLockWriteGuard<'_, T> {
[INFO] [stdout]     | ------------------------------------------------------- trait implemented here
[INFO] [stdout] 130 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 334 |     pub fn downgrade(self) -> MappedRwLockReadGuard<'a, T> {
[INFO] [stdout]     |                      ^^^^
[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/owned_mapped_write_guard.rs:361:22
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl<T: ?Sized, U: ?Sized> Deref for OwnedMappedRwLockWriteGuard<T, U> {
[INFO] [stdout]     | ---------------------------------------------------------------------- trait implemented here
[INFO] [stdout] 135 |     type Target = U;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 361 |     pub fn downgrade(self) -> OwnedMappedRwLockReadGuard<T, U> {
[INFO] [stdout]     |                      ^^^^
[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/owned_write_guard.rs:308:22
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl<T: ?Sized> Deref for OwnedRwLockWriteGuard<T> {
[INFO] [stdout]     | -------------------------------------------------- trait implemented here
[INFO] [stdout] 138 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 308 |     pub fn downgrade(self) -> OwnedRwLockReadGuard<T> {
[INFO] [stdout]     |                      ^^^^
[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/write_guard.rs:275:22
[INFO] [stdout]     |
[INFO] [stdout] 124 | impl<T: ?Sized> Deref for RwLockWriteGuard<'_, T> {
[INFO] [stdout]     | ------------------------------------------------- trait implemented here
[INFO] [stdout] 125 |     type Target = T;
[INFO] [stdout]     |     ----------- with `Target` set here
[INFO] [stdout] ...
[INFO] [stdout] 275 |     pub fn downgrade(self) -> RwLockReadGuard<'a, T> {
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mea` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a7f07daf288185ed182c3e3358022c0bce211ea1375d5882b0b3574f3ab88076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f07daf288185ed182c3e3358022c0bce211ea1375d5882b0b3574f3ab88076", kill_on_drop: false }`
[INFO] [stdout] a7f07daf288185ed182c3e3358022c0bce211ea1375d5882b0b3574f3ab88076