[INFO] fetching crate cachingmap 0.2.1... [INFO] checking cachingmap-0.2.1 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied [INFO] extracting crate cachingmap 0.2.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate cachingmap 0.2.1 [INFO] finished tweaking crates.io crate cachingmap 0.2.1 [INFO] tweaked toml for crates.io crate cachingmap 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cachingmap 0.2.1 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] 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 33136896aa311c8129c543df5bb9d65a23edca30087adec3095252e9395ea10a [INFO] running `Command { std: "docker" "start" "-a" "33136896aa311c8129c543df5bb9d65a23edca30087adec3095252e9395ea10a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33136896aa311c8129c543df5bb9d65a23edca30087adec3095252e9395ea10a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33136896aa311c8129c543df5bb9d65a23edca30087adec3095252e9395ea10a", kill_on_drop: false }` [INFO] [stdout] 33136896aa311c8129c543df5bb9d65a23edca30087adec3095252e9395ea10a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 63c123201190d4d3a86da71bbb5aff66d7450522083729320af53d0b1276f2d6 [INFO] running `Command { std: "docker" "start" "-a" "63c123201190d4d3a86da71bbb5aff66d7450522083729320af53d0b1276f2d6", kill_on_drop: false }` [INFO] [stderr] Checking cachingmap v0.2.1 (/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:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | pub const fn is_ext(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: 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:117:25 [INFO] [stdout] | [INFO] [stdout] 117 | pub const fn is_new(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: 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:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | pub const fn is_old(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: with `Target` set here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cachingmap` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:177:18 [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue { [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] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:197:19 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> { [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:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | pub const fn is_ext(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: 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:117:25 [INFO] [stdout] | [INFO] [stdout] 117 | pub const fn is_new(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: 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:120:25 [INFO] [stdout] | [INFO] [stdout] 120 | pub const fn is_old(&self) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 125 | impl<'a, T> Deref for CachedValue<'a, T> { [INFO] [stdout] | ---------------------------------------- trait implemented here [INFO] [stdout] 126 | type Target = &'a T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] | [INFO] [stdout] --> /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:155:0 [INFO] [stdout] | [INFO] [stdout] = note: trait implemented here [INFO] [stdout] ::: /rustc/7b3da9103634dffd4f4365cfd8642427c781d99f/library/core/src/ops/deref.rs:156:4 [INFO] [stdout] | [INFO] [stdout] = note: with `Target` set here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:177:18 [INFO] [stdout] | [INFO] [stdout] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue { [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] 177 | pub fn cache(&self, key: K, value: V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:197:19 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn cached(&self, key: K, f: &dyn Fn(&K) -> V) -> CachedValue<'_, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cachingmap` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "63c123201190d4d3a86da71bbb5aff66d7450522083729320af53d0b1276f2d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63c123201190d4d3a86da71bbb5aff66d7450522083729320af53d0b1276f2d6", kill_on_drop: false }` [INFO] [stdout] 63c123201190d4d3a86da71bbb5aff66d7450522083729320af53d0b1276f2d6