[INFO] fetching crate runmat-gc-api 0.2.8...
[INFO] checking runmat-gc-api-0.2.8 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied
[INFO] extracting crate runmat-gc-api 0.2.8 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate runmat-gc-api 0.2.8
[INFO] finished tweaking crates.io crate runmat-gc-api 0.2.8
[INFO] tweaked toml for crates.io crate runmat-gc-api 0.2.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate runmat-gc-api 0.2.8 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 runmat-gc-api 0.2.8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fbce97b21491c54b2d9085b2434ec3f2acf2b9c267395d08d4424c293870a66a
[INFO] running `Command { std: "docker" "start" "-a" "fbce97b21491c54b2d9085b2434ec3f2acf2b9c267395d08d4424c293870a66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbce97b21491c54b2d9085b2434ec3f2acf2b9c267395d08d4424c293870a66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbce97b21491c54b2d9085b2434ec3f2acf2b9c267395d08d4424c293870a66a", kill_on_drop: false }`
[INFO] [stdout] fbce97b21491c54b2d9085b2434ec3f2acf2b9c267395d08d4424c293870a66a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1faf9320fe419c75afc32d1ac1acff0227c5a62fa8e694148da384df5f9750d3
[INFO] running `Command { std: "docker" "start" "-a" "1faf9320fe419c75afc32d1ac1acff0227c5a62fa8e694148da384df5f9750d3", kill_on_drop: false }`
[INFO] [stderr]     Checking runmat-gc-api v0.2.8 (/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:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn is_null(&self) -> bool {
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     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:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub unsafe fn as_raw(&self) -> *const T {
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     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:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub unsafe fn as_raw_mut(&self) -> *mut T {
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     type Target = T;
[INFO] [stdout]    |     ----------- with `Target` set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `runmat-gc-api` (lib) due to 3 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:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn is_null(&self) -> bool {
[INFO] [stdout]    |                    ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     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:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub unsafe fn as_raw(&self) -> *const T {
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     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:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub unsafe fn as_raw_mut(&self) -> *mut T {
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 | impl<T> Deref for GcPtr<T> {
[INFO] [stdout]    | -------------------------- trait implemented here
[INFO] [stdout] 58 |     type Target = T;
[INFO] [stdout]    |     ----------- with `Target` set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `runmat-gc-api` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "1faf9320fe419c75afc32d1ac1acff0227c5a62fa8e694148da384df5f9750d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1faf9320fe419c75afc32d1ac1acff0227c5a62fa8e694148da384df5f9750d3", kill_on_drop: false }`
[INFO] [stdout] 1faf9320fe419c75afc32d1ac1acff0227c5a62fa8e694148da384df5f9750d3