[INFO] fetching crate rargsxd 0.2.0...
[INFO] checking rargsxd-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate rargsxd 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rargsxd 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rargsxd 0.2.0
[INFO] finished tweaking crates.io crate rargsxd 0.2.0
[INFO] tweaked toml for crates.io crate rargsxd 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b86841115b39e2788794e568bce3802007082023c9b97a602a5df0d046d838bd
[INFO] running `Command { std: "docker" "start" "-a" "b86841115b39e2788794e568bce3802007082023c9b97a602a5df0d046d838bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b86841115b39e2788794e568bce3802007082023c9b97a602a5df0d046d838bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b86841115b39e2788794e568bce3802007082023c9b97a602a5df0d046d838bd", kill_on_drop: false }`
[INFO] [stdout] b86841115b39e2788794e568bce3802007082023c9b97a602a5df0d046d838bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d303b5681b34e87ab6909ac2cd7f39bb7640e88d5a71d93d5cc4162d0d0e6d8
[INFO] running `Command { std: "docker" "start" "-a" "0d303b5681b34e87ab6909ac2cd7f39bb7640e88d5a71d93d5cc4162d0d0e6d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rargsxd v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/parser.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 | /         &self.args.iter().for_each(|arg| {
[INFO] [stdout] 198 | |             match arg.val {
[INFO] [stdout] 199 | |                 ArgVal::Bool(_) => flags.push(arg),
[INFO] [stdout] 200 | |                 ArgVal::Str(_) => options.push(arg),
[INFO] [stdout] 201 | |             }
[INFO] [stdout] 202 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/parser.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         &self.args.iter().for_each(|arg| if arg.name.len() > longest {longest = arg.name.len()});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/parser.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 197 | /         &self.args.iter().for_each(|arg| {
[INFO] [stdout] 198 | |             match arg.val {
[INFO] [stdout] 199 | |                 ArgVal::Bool(_) => flags.push(arg),
[INFO] [stdout] 200 | |                 ArgVal::Str(_) => options.push(arg),
[INFO] [stdout] 201 | |             }
[INFO] [stdout] 202 | |         });
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/parser.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |         &self.args.iter().for_each(|arg| if arg.name.len() > longest {longest = arg.name.len()});
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "0d303b5681b34e87ab6909ac2cd7f39bb7640e88d5a71d93d5cc4162d0d0e6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d303b5681b34e87ab6909ac2cd7f39bb7640e88d5a71d93d5cc4162d0d0e6d8", kill_on_drop: false }`
[INFO] [stdout] 0d303b5681b34e87ab6909ac2cd7f39bb7640e88d5a71d93d5cc4162d0d0e6d8