[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 try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkilbourn%2Frustfmt-test" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkilbourn/rustfmt-test on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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-10/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9f60f98bb5aee8d3b4ef0ddfd05c43741b23eef9afdb1030697fd107720e501
[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" "d9f60f98bb5aee8d3b4ef0ddfd05c43741b23eef9afdb1030697fd107720e501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f60f98bb5aee8d3b4ef0ddfd05c43741b23eef9afdb1030697fd107720e501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f60f98bb5aee8d3b4ef0ddfd05c43741b23eef9afdb1030697fd107720e501", kill_on_drop: false }`
[INFO] [stdout] d9f60f98bb5aee8d3b4ef0ddfd05c43741b23eef9afdb1030697fd107720e501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae3824c8e9db30038739bd1adb4a72d7c4ac105e6593f56a4cd13ac644e0506
[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" "cae3824c8e9db30038739bd1adb4a72d7c4ac105e6593f56a4cd13ac644e0506", 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 0.46s
[INFO] running `Command { std: "docker" "inspect" "cae3824c8e9db30038739bd1adb4a72d7c4ac105e6593f56a4cd13ac644e0506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae3824c8e9db30038739bd1adb4a72d7c4ac105e6593f56a4cd13ac644e0506", kill_on_drop: false }`
[INFO] [stdout] cae3824c8e9db30038739bd1adb4a72d7c4ac105e6593f56a4cd13ac644e0506