[INFO] crate defaultmap 0.4.0 is already in cache [INFO] checking defaultmap-0.4.0 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323 [INFO] extracting crate defaultmap 0.4.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate defaultmap 0.4.0 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate defaultmap 0.4.0 [INFO] finished tweaking crates.io crate defaultmap 0.4.0 [INFO] tweaked toml for crates.io crate defaultmap 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6118bfab11c9bacdd5a8120e01180088364a1d5a11f2c58d283599a88fda9fd8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6118bfab11c9bacdd5a8120e01180088364a1d5a11f2c58d283599a88fda9fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6118bfab11c9bacdd5a8120e01180088364a1d5a11f2c58d283599a88fda9fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6118bfab11c9bacdd5a8120e01180088364a1d5a11f2c58d283599a88fda9fd8", kill_on_drop: false }` [INFO] [stdout] 6118bfab11c9bacdd5a8120e01180088364a1d5a11f2c58d283599a88fda9fd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94add078c9293ae0523a5dbec684adfd2bf637bf521eebb606513fb4f3b200f9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "94add078c9293ae0523a5dbec684adfd2bf637bf521eebb606513fb4f3b200f9", kill_on_drop: false }` [INFO] [stderr] Checking defaultmap v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:247:49 [INFO] [stdout] | [INFO] [stdout] 247 | pub fn contains_key(&self, k: &Q) -> (bool) [INFO] [stdout] | ^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:255:47 [INFO] [stdout] | [INFO] [stdout] 255 | pub fn remove(&mut self, k: &Q) -> (Option) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:247:49 [INFO] [stdout] | [INFO] [stdout] 247 | pub fn contains_key(&self, k: &Q) -> (bool) [INFO] [stdout] | ^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:255:47 [INFO] [stdout] | [INFO] [stdout] 255 | pub fn remove(&mut self, k: &Q) -> (Option) [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/lib.rs:408:25 [INFO] [stdout] | [INFO] [stdout] 408 | for num in nums.into_iter() { [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> src/lib.rs:431:39 [INFO] [stdout] | [INFO] [stdout] 431 | for &(l, r) in synonym_tuples.into_iter() { [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "94add078c9293ae0523a5dbec684adfd2bf637bf521eebb606513fb4f3b200f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94add078c9293ae0523a5dbec684adfd2bf637bf521eebb606513fb4f3b200f9", kill_on_drop: false }` [INFO] [stdout] 94add078c9293ae0523a5dbec684adfd2bf637bf521eebb606513fb4f3b200f9