[INFO] crate rargs 0.2.2 is already in cache
[INFO] checking rargs-0.2.2 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate rargs 0.2.2 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate rargs 0.2.2 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rargs 0.2.2
[INFO] finished tweaking crates.io crate rargs 0.2.2
[INFO] tweaked toml for crates.io crate rargs 0.2.2 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1c0a16ecdfbf494e3613925e87b1d4fb22a17a80f648ac6d89c608676402b8af
[INFO] running `"docker" "start" "-a" "1c0a16ecdfbf494e3613925e87b1d4fb22a17a80f648ac6d89c608676402b8af"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking rargs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling assert_cli v0.5.4
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]   --> tests/lib.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 | /     assert_cli::Assert::command(&[RARGS, "echo", "{}"])
[INFO] [stderr] 56 | |         .stdin("a\0b")
[INFO] [stderr] 57 | |         .stdout()
[INFO] [stderr] 58 | |         .is("a\0b")
[INFO] [stderr] 59 | |         .execute()
[INFO] [stderr] 60 | |         .is_err();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]extern crate structopt;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `"docker" "inspect" "1c0a16ecdfbf494e3613925e87b1d4fb22a17a80f648ac6d89c608676402b8af"`
[INFO] running `"docker" "rm" "-f" "1c0a16ecdfbf494e3613925e87b1d4fb22a17a80f648ac6d89c608676402b8af"`
[INFO] [stdout] 1c0a16ecdfbf494e3613925e87b1d4fb22a17a80f648ac6d89c608676402b8af