[INFO] fetching crate const-linear 0.1.0... [INFO] checking const-linear-0.1.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180 [INFO] extracting crate const-linear 0.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate const-linear 0.1.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate const-linear 0.1.0 [INFO] finished tweaking crates.io crate const-linear 0.1.0 [INFO] tweaked toml for crates.io crate const-linear 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 11f29d95fee38e0df85126c588c31c1fc087a1b44dcca8c9b515b04e219247b6 [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" "11f29d95fee38e0df85126c588c31c1fc087a1b44dcca8c9b515b04e219247b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11f29d95fee38e0df85126c588c31c1fc087a1b44dcca8c9b515b04e219247b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11f29d95fee38e0df85126c588c31c1fc087a1b44dcca8c9b515b04e219247b6", kill_on_drop: false }` [INFO] [stdout] 11f29d95fee38e0df85126c588c31c1fc087a1b44dcca8c9b515b04e219247b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e21e41f167fae43652c09bed5ad956ca67fa76b366842f03ff4c9d93fca37a75 [INFO] running `Command { std: "docker" "start" "-a" "e21e41f167fae43652c09bed5ad956ca67fa76b366842f03ff4c9d93fca37a75", kill_on_drop: false }` [INFO] [stderr] Checking const-linear v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around const expression [INFO] [stdout] --> src/matrix/mod.rs:1272:27 [INFO] [stdout] | [INFO] [stdout] 1272 | impl Vector { [INFO] [stdout] | ^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around const expression [INFO] [stdout] --> src/matrix/mod.rs:1272:27 [INFO] [stdout] | [INFO] [stdout] 1272 | impl Vector { [INFO] [stdout] | ^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_loop` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_loop)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_if_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_loop` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_loop)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.46.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_if_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "e21e41f167fae43652c09bed5ad956ca67fa76b366842f03ff4c9d93fca37a75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e21e41f167fae43652c09bed5ad956ca67fa76b366842f03ff4c9d93fca37a75", kill_on_drop: false }` [INFO] [stdout] e21e41f167fae43652c09bed5ad956ca67fa76b366842f03ff4c9d93fca37a75