[INFO] fetching crate signpost 0.1.0... [INFO] checking signpost-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate signpost 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate signpost 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate signpost 0.1.0 [INFO] finished tweaking crates.io crate signpost 0.1.0 [INFO] tweaked toml for crates.io crate signpost 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 89b687fafaa158f15bd1deb65f9716b3993683b72ae3a59192590bf0ec9e0cbb [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" "89b687fafaa158f15bd1deb65f9716b3993683b72ae3a59192590bf0ec9e0cbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "89b687fafaa158f15bd1deb65f9716b3993683b72ae3a59192590bf0ec9e0cbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89b687fafaa158f15bd1deb65f9716b3993683b72ae3a59192590bf0ec9e0cbb", kill_on_drop: false }` [INFO] [stdout] 89b687fafaa158f15bd1deb65f9716b3993683b72ae3a59192590bf0ec9e0cbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 4f56de5c103d973b5144f8c94c7848524d8531333c740d1ab7da38d86e91b376 [INFO] running `Command { std: "docker" "start" "-a" "4f56de5c103d973b5144f8c94c7848524d8531333c740d1ab7da38d86e91b376", kill_on_drop: false }` [INFO] [stderr] Checking signpost v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:73:14 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:75:23 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:77:14 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:77:25 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:73:14 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:73:25 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn start(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:75:23 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn end(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/lib.rs:77:14 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/lib.rs:77:25 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn trace(code: u32, args: &[usize; 4]) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "4f56de5c103d973b5144f8c94c7848524d8531333c740d1ab7da38d86e91b376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f56de5c103d973b5144f8c94c7848524d8531333c740d1ab7da38d86e91b376", kill_on_drop: false }` [INFO] [stdout] 4f56de5c103d973b5144f8c94c7848524d8531333c740d1ab7da38d86e91b376