[INFO] cloning repository https://github.com/doums/milcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doums/milcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fmilcheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fmilcheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a62422112132e3b60be1a6d5932d6c1485a7123
[INFO] checking doums/milcheck against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoums%2Fmilcheck" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doums/milcheck 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 git repo https://github.com/doums/milcheck
[INFO] finished tweaking git repo https://github.com/doums/milcheck
[INFO] tweaked toml for git repo https://github.com/doums/milcheck written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/doums/milcheck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d6f6a5ca7d7176fdfee22893c2f00a338b5b16b7d2d76368462770c26bc328a1
[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" "d6f6a5ca7d7176fdfee22893c2f00a338b5b16b7d2d76368462770c26bc328a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f6a5ca7d7176fdfee22893c2f00a338b5b16b7d2d76368462770c26bc328a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f6a5ca7d7176fdfee22893c2f00a338b5b16b7d2d76368462770c26bc328a1", kill_on_drop: false }`
[INFO] [stdout] d6f6a5ca7d7176fdfee22893c2f00a338b5b16b7d2d76368462770c26bc328a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 0f59b1bb679296149c952c05d27afb9ddfec71108b8f36e3daf39beade324985
[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" "0f59b1bb679296149c952c05d27afb9ddfec71108b8f36e3daf39beade324985", kill_on_drop: false }`
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking milcheck v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/event.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     tick_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]   --> src/event.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn finish(self) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/event.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     tick_handle: JoinHandle<Result<(), Error>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finish`
[INFO] [stdout]   --> src/event.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn finish(self) -> Result<(), Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flag`
[INFO] [stdout]    --> src/cli.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn flag(
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `flag`
[INFO] [stdout]    --> src/cli.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn flag(
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.27s
[INFO] running `Command { std: "docker" "inspect" "0f59b1bb679296149c952c05d27afb9ddfec71108b8f36e3daf39beade324985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f59b1bb679296149c952c05d27afb9ddfec71108b8f36e3daf39beade324985", kill_on_drop: false }`
[INFO] [stdout] 0f59b1bb679296149c952c05d27afb9ddfec71108b8f36e3daf39beade324985