[INFO] fetching crate mut_guard 0.1.0... [INFO] checking mut_guard-0.1.0 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied [INFO] extracting crate mut_guard 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate mut_guard 0.1.0 [INFO] finished tweaking crates.io crate mut_guard 0.1.0 [INFO] tweaked toml for crates.io crate mut_guard 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mut_guard 0.1.0 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] 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 11 packages to latest compatible versions [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] 775f2b25c10afcf0852658e3d6861e37659cf6d437fdf4fc60098dbe01239c81 [INFO] running `Command { std: "docker" "start" "-a" "775f2b25c10afcf0852658e3d6861e37659cf6d437fdf4fc60098dbe01239c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "775f2b25c10afcf0852658e3d6861e37659cf6d437fdf4fc60098dbe01239c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "775f2b25c10afcf0852658e3d6861e37659cf6d437fdf4fc60098dbe01239c81", kill_on_drop: false }` [INFO] [stdout] 775f2b25c10afcf0852658e3d6861e37659cf6d437fdf4fc60098dbe01239c81 [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] 4b0ac515b9f2771ff801636c21ce7c437292de1215f0179261c1f97b29bc45e4 [INFO] running `Command { std: "docker" "start" "-a" "4b0ac515b9f2771ff801636c21ce7c437292de1215f0179261c1f97b29bc45e4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling quote v1.0.44 [INFO] [stderr] Checking mut_guard v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:211:12 [INFO] [stdout] | [INFO] [stdout] 211 | f: Box<'a + FnMut(&mut T)>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 211 | f: Box, [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/lib.rs:157:18 [INFO] [stdout] | [INFO] [stdout] 137 | impl Deref for MutGuard { [INFO] [stdout] | ----------------------------- trait implemented here [INFO] [stdout] 138 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn guard(&mut self) -> MutGuardBorrow { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D inherent-method-on-receiver` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:157:18 [INFO] [stdout] | [INFO] [stdout] 157 | pub fn guard(&mut self) -> MutGuardBorrow { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 157 | pub fn guard(&mut self) -> MutGuardBorrow<'_, 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/lib.rs:162:23 [INFO] [stdout] | [INFO] [stdout] 137 | impl Deref for MutGuard { [INFO] [stdout] | ----------------------------- trait implemented here [INFO] [stdout] 138 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 162 | pub fn into_inner(self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mut_guard` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4b0ac515b9f2771ff801636c21ce7c437292de1215f0179261c1f97b29bc45e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b0ac515b9f2771ff801636c21ce7c437292de1215f0179261c1f97b29bc45e4", kill_on_drop: false }` [INFO] [stdout] 4b0ac515b9f2771ff801636c21ce7c437292de1215f0179261c1f97b29bc45e4