[INFO] fetching crate piscina 0.2.1... [INFO] checking piscina-0.2.1 against try#7b3da9103634dffd4f4365cfd8642427c781d99f+rustflags=-Dinherent-method-on-receiver for 152214-denied-retry-0 [INFO] extracting crate piscina 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate piscina 0.2.1 [INFO] finished tweaking crates.io crate piscina 0.2.1 [INFO] tweaked toml for crates.io crate piscina 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate piscina 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 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] 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] 3ad35460b49844ed6d7f332defb30a29e57edcb1d13b1de298894a69e9fcce27 [INFO] running `Command { std: "docker" "start" "-a" "3ad35460b49844ed6d7f332defb30a29e57edcb1d13b1de298894a69e9fcce27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ad35460b49844ed6d7f332defb30a29e57edcb1d13b1de298894a69e9fcce27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ad35460b49844ed6d7f332defb30a29e57edcb1d13b1de298894a69e9fcce27", kill_on_drop: false }` [INFO] [stdout] 3ad35460b49844ed6d7f332defb30a29e57edcb1d13b1de298894a69e9fcce27 [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] 7d1bff36fd710f4ff041320b1e71e898320054583bee79a7c174156451d9a99b [INFO] running `Command { std: "docker" "start" "-a" "7d1bff36fd710f4ff041320b1e71e898320054583bee79a7c174156451d9a99b", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking memchr v2.8.0 [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking piscina v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking futures-test v0.3.31 [INFO] [stdout] warning: method `pop` is never used [INFO] [stdout] --> src/internal.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait PoolStore { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 10 | fn pop(&mut self) -> Option; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: inherent methods on types that implement `Deref` or `Receiver` shadow methods of their target [INFO] [stdout] --> src/pool.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 34 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------- trait implemented here [INFO] [stdout] 35 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn item(&self) -> &T { [INFO] [stdout] | ^^^^^ [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/pool.rs:86:21 [INFO] [stdout] | [INFO] [stdout] 34 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------- trait implemented here [INFO] [stdout] 35 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn item_mut(&mut self) -> &mut 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/priority.rs:87:17 [INFO] [stdout] | [INFO] [stdout] 37 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------------- trait implemented here [INFO] [stdout] 38 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 87 | pub fn item(&self) -> &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/priority.rs:92:21 [INFO] [stdout] | [INFO] [stdout] 37 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------------- trait implemented here [INFO] [stdout] 38 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 92 | pub fn item_mut(&mut self) -> &mut 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/priority.rs:97:21 [INFO] [stdout] | [INFO] [stdout] 37 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------------- trait implemented here [INFO] [stdout] 38 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn priority(&self) -> &P { [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/priority.rs:102:25 [INFO] [stdout] | [INFO] [stdout] 37 | impl Deref for PooledItem { [INFO] [stdout] | ------------------------------------- trait implemented here [INFO] [stdout] 38 | type Target = T; [INFO] [stdout] | ----------- with `Target` set here [INFO] [stdout] ... [INFO] [stdout] 102 | pub fn priority_mut(&mut self) -> &mut P { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `piscina` (lib) due to 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7d1bff36fd710f4ff041320b1e71e898320054583bee79a7c174156451d9a99b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d1bff36fd710f4ff041320b1e71e898320054583bee79a7c174156451d9a99b", kill_on_drop: false }` [INFO] [stdout] 7d1bff36fd710f4ff041320b1e71e898320054583bee79a7c174156451d9a99b