[INFO] fetching crate pargraph 0.2.0...
[INFO] checking pargraph-0.2.0 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied-retry-0
[INFO] extracting crate pargraph 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate pargraph 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pargraph 0.2.0
[INFO] tweaked toml for crates.io crate pargraph 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pargraph 0.2.0 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] crate crates.io crate pargraph 0.2.0 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] 350b7c0f0d68be37d6306e34513f555dabccb3d895298800192d4e5a2ee908e1
[INFO] running `Command { std: "docker" "start" "-a" "350b7c0f0d68be37d6306e34513f555dabccb3d895298800192d4e5a2ee908e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "350b7c0f0d68be37d6306e34513f555dabccb3d895298800192d4e5a2ee908e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350b7c0f0d68be37d6306e34513f555dabccb3d895298800192d4e5a2ee908e1", kill_on_drop: false }`
[INFO] [stdout] 350b7c0f0d68be37d6306e34513f555dabccb3d895298800192d4e5a2ee908e1
[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] 3b4b4ef224076881deb4a14052df5a44169ddf27384df49ca7f56d4d1442c97a
[INFO] running `Command { std: "docker" "start" "-a" "3b4b4ef224076881deb4a14052df5a44169ddf27384df49ca7f56d4d1442c97a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking petgraph v0.8.3
[INFO] [stderr]     Checking pargraph v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target
[INFO] [stdout]    --> src/id_rwlock.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn downgrade(self) -> IdLockReadGuard<'a, T, Upgradable> {
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | impl<T> Deref for IdLockWriteGuard<'_, T> {
[INFO] [stdout]     | ----------------------------------------- trait implemented here
[INFO] [stdout] 190 |     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/id_rwlock.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |     pub fn downgrade(self) -> IdLockReadGuard<'a, T, Upgradable> {
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 | impl<T> Deref for IdLockWriteGuard<'_, T> {
[INFO] [stdout]     | ----------------------------------------- trait implemented here
[INFO] [stdout] 190 |     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] [stderr] error: could not compile `pargraph` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pargraph` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3b4b4ef224076881deb4a14052df5a44169ddf27384df49ca7f56d4d1442c97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4b4ef224076881deb4a14052df5a44169ddf27384df49ca7f56d4d1442c97a", kill_on_drop: false }`
[INFO] [stdout] 3b4b4ef224076881deb4a14052df5a44169ddf27384df49ca7f56d4d1442c97a