[INFO] cloning repository https://github.com/tkilbourn/rustfmt-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkilbourn/rustfmt-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkilbourn%2Frustfmt-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkilbourn%2Frustfmt-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 08a4cc21f02c394f35451574da8ee8513b031621 [INFO] checking tkilbourn/rustfmt-test against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkilbourn%2Frustfmt-test" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tkilbourn/rustfmt-test 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 git repo https://github.com/tkilbourn/rustfmt-test [INFO] finished tweaking git repo https://github.com/tkilbourn/rustfmt-test [INFO] tweaked toml for git repo https://github.com/tkilbourn/rustfmt-test written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/tkilbourn/rustfmt-test already has a lockfile, it will not be regenerated [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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6cda6bb3303f68271c55f11d33809cf64e9e317f3465d451fa809a87e859d852 [INFO] running `Command { std: "docker" "start" "-a" "6cda6bb3303f68271c55f11d33809cf64e9e317f3465d451fa809a87e859d852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cda6bb3303f68271c55f11d33809cf64e9e317f3465d451fa809a87e859d852", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cda6bb3303f68271c55f11d33809cf64e9e317f3465d451fa809a87e859d852", kill_on_drop: false }` [INFO] [stdout] 6cda6bb3303f68271c55f11d33809cf64e9e317f3465d451fa809a87e859d852 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 58e873be1ada70dc840c770b0d752912a650be87dde38971f8bfc921dff295dc [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" "58e873be1ada70dc840c770b0d752912a650be87dde38971f8bfc921dff295dc", kill_on_drop: false }` [INFO] [stderr] Checking rustfmt-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `that` [INFO] [stdout] --> src/other.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | that: u64, does: u32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_that` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `does` [INFO] [stdout] --> src/other.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | that: u64, does: u32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_does` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `not` [INFO] [stdout] --> src/other.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_not` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `follow` [INFO] [stdout] --> src/other.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_follow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `the` [INFO] [stdout] --> src/other.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_the` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/other.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | rules: &[u8]) -> [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `that` [INFO] [stdout] --> src/other.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | that: u64, does: u32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_that` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `does` [INFO] [stdout] --> src/other.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | that: u64, does: u32, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_does` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `not` [INFO] [stdout] --> src/other.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_not` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `follow` [INFO] [stdout] --> src/other.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_follow` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `the` [INFO] [stdout] --> src/other.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | not: f32, follow: String, the: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_the` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules` [INFO] [stdout] --> src/other.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | rules: &[u8]) -> [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rules` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | other::long_function(0, 1, 1.5, String::new(), 2, &[0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | other::long_function(0, 1, 1.5, String::new(), 2, &[0]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "58e873be1ada70dc840c770b0d752912a650be87dde38971f8bfc921dff295dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58e873be1ada70dc840c770b0d752912a650be87dde38971f8bfc921dff295dc", kill_on_drop: false }` [INFO] [stdout] 58e873be1ada70dc840c770b0d752912a650be87dde38971f8bfc921dff295dc