[INFO] fetching crate tst 0.10.1... [INFO] checking tst-0.10.1 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180 [INFO] extracting crate tst 0.10.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate tst 0.10.1 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tst 0.10.1 [INFO] finished tweaking crates.io crate tst 0.10.1 [INFO] tweaked toml for crates.io crate tst 0.10.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c74431a1022da3976368af2d033b5b5250612105c965d84f03dbbe64b8910190 [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" "c74431a1022da3976368af2d033b5b5250612105c965d84f03dbbe64b8910190", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c74431a1022da3976368af2d033b5b5250612105c965d84f03dbbe64b8910190", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c74431a1022da3976368af2d033b5b5250612105c965d84f03dbbe64b8910190", kill_on_drop: false }` [INFO] [stdout] c74431a1022da3976368af2d033b5b5250612105c965d84f03dbbe64b8910190 [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" "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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 8bf458dc7e23f43f10f50a254b102f29ac11fb2bd4050cabf646ace4998906cf [INFO] running `Command { std: "docker" "start" "-a" "8bf458dc7e23f43f10f50a254b102f29ac11fb2bd4050cabf646ace4998906cf", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Checking tst v0.10.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/set.rs:268:17 [INFO] [stdout] | [INFO] [stdout] 268 | impl<'x> Extend<(&'x str)> for TSTSet { [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/set.rs:270:36 [INFO] [stdout] | [INFO] [stdout] 270 | fn extend>(&mut self, iter: I) { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand v0.6.5 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling jemalloc-sys v0.1.8 [INFO] [stderr] Checking jemallocator v0.1.9 [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/set.rs:268:17 [INFO] [stdout] | [INFO] [stdout] 268 | impl<'x> Extend<(&'x str)> for TSTSet { [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/set.rs:270:36 [INFO] [stdout] | [INFO] [stdout] 270 | fn extend>(&mut self, iter: I) { [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 19s [INFO] running `Command { std: "docker" "inspect" "8bf458dc7e23f43f10f50a254b102f29ac11fb2bd4050cabf646ace4998906cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bf458dc7e23f43f10f50a254b102f29ac11fb2bd4050cabf646ace4998906cf", kill_on_drop: false }` [INFO] [stdout] 8bf458dc7e23f43f10f50a254b102f29ac11fb2bd4050cabf646ace4998906cf