[INFO] fetching crate gcmodule 0.3.3... [INFO] checking gcmodule-0.3.3 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied [INFO] extracting crate gcmodule 0.3.3 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate gcmodule 0.3.3 [INFO] finished tweaking crates.io crate gcmodule 0.3.3 [INFO] tweaked toml for crates.io crate gcmodule 0.3.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gcmodule 0.3.3 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] 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] Updating crates.io index [INFO] [stderr] Locking 30 packages to latest compatible versions [INFO] [stderr] Adding parking_lot v0.10.2 (available: v0.12.5) [INFO] [stderr] Adding quickcheck v0.9.2 (available: v1.0.3) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2a987810647aa496c3cfd76ccad4dd2ec00f3af1fc2761ce25a96b35543edc3b [INFO] running `Command { std: "docker" "start" "-a" "2a987810647aa496c3cfd76ccad4dd2ec00f3af1fc2761ce25a96b35543edc3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a987810647aa496c3cfd76ccad4dd2ec00f3af1fc2761ce25a96b35543edc3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a987810647aa496c3cfd76ccad4dd2ec00f3af1fc2761ce25a96b35543edc3b", kill_on_drop: false }` [INFO] [stdout] 2a987810647aa496c3cfd76ccad4dd2ec00f3af1fc2761ce25a96b35543edc3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4572512b64b3ad6dfae6d0496baa1f907c49e20ff6d27f3bdbab4150d54567be [INFO] running `Command { std: "docker" "start" "-a" "4572512b64b3ad6dfae6d0496baa1f907c49e20ff6d27f3bdbab4150d54567be", kill_on_drop: false }` [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Compiling gcmodule_derive v0.3.3 [INFO] [stderr] Checking gcmodule v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target [INFO] [stdout] --> src/cc.rs:226:24 [INFO] [stdout] | [INFO] [stdout] 226 | pub fn update_with(&mut self, mut update_func: impl FnMut(&mut T)) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 401 | impl Deref for Cc { [INFO] [stdout] | ------------------------------- trait implemented here [INFO] [stdout] 402 | 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] warning: using `.deref()` on a double reference, which returns `*const GcHeader` instead of dereferencing the inner type [INFO] [stdout] --> src/collect.rs:93:29 [INFO] [stdout] | [INFO] [stdout] 93 | header.prev.set(prev.deref()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/collect.rs:391:5 [INFO] [stdout] | [INFO] [stdout] 391 | drop(list); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&L` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 391 - drop(list); [INFO] [stdout] 391 + let _ = list; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `*const Header` instead of dereferencing the inner type [INFO] [stdout] --> src/sync/collect.rs:62:29 [INFO] [stdout] | [INFO] [stdout] 62 | header.prev.set(prev.deref()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gcmodule` (lib) due to 1 previous error; 3 warnings emitted [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/cc.rs:226:24 [INFO] [stdout] | [INFO] [stdout] 226 | pub fn update_with(&mut self, mut update_func: impl FnMut(&mut T)) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 401 | impl Deref for Cc { [INFO] [stdout] | ------------------------------- trait implemented here [INFO] [stdout] 402 | 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] warning: using `.deref()` on a double reference, which returns `*const GcHeader` instead of dereferencing the inner type [INFO] [stdout] --> src/collect.rs:93:29 [INFO] [stdout] | [INFO] [stdout] 93 | header.prev.set(prev.deref()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/collect.rs:391:5 [INFO] [stdout] | [INFO] [stdout] 391 | drop(list); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&L` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 391 - drop(list); [INFO] [stdout] 391 + let _ = list; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.deref()` on a double reference, which returns `*const Header` instead of dereferencing the inner type [INFO] [stdout] --> src/sync/collect.rs:62:29 [INFO] [stdout] | [INFO] [stdout] 62 | header.prev.set(prev.deref()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gcmodule` (lib test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "4572512b64b3ad6dfae6d0496baa1f907c49e20ff6d27f3bdbab4150d54567be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4572512b64b3ad6dfae6d0496baa1f907c49e20ff6d27f3bdbab4150d54567be", kill_on_drop: false }` [INFO] [stdout] 4572512b64b3ad6dfae6d0496baa1f907c49e20ff6d27f3bdbab4150d54567be