Dec 04 10:18:46.256 INFO checking sharkdp/hexyl against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:18:46.256 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 10:18:46.707 INFO [stdout] b72d673a78c2a91a729eef5c1d47c5381c3c29de40d9e84aa8803d2004b8f82a
Dec 04 10:18:46.715 INFO running `"docker" "start" "-a" "b72d673a78c2a91a729eef5c1d47c5381c3c29de40d9e84aa8803d2004b8f82a"`
Dec 04 10:18:48.135 INFO [stderr] usermod: no changes
Dec 04 10:18:48.245 INFO [stderr]     Checking term_size v0.3.1
Dec 04 10:18:48.573 INFO [stderr]     Checking textwrap v0.10.0
Dec 04 10:18:49.103 INFO [stderr]     Checking clap v2.32.0
Dec 04 10:18:53.678 INFO [stderr]     Checking hexyl v0.2.0 (/source)
Dec 04 10:18:54.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.387 INFO [stderr]    --> src/main.rs:93:9
Dec 04 10:18:54.387 INFO [stderr]     |
Dec 04 10:18:54.387 INFO [stderr] 93  | /         writeln!(
Dec 04 10:18:54.387 INFO [stderr] 94  | |             self.stdout,
Dec 04 10:18:54.387 INFO [stderr] 95  | |             "┌{}┬{}┬{}┬{}┬{}┐",
Dec 04 10:18:54.387 INFO [stderr] 96  | |             "─".repeat(8),
Dec 04 10:18:54.387 INFO [stderr] ...   |
Dec 04 10:18:54.387 INFO [stderr] 100 | |             "─".repeat(8)
Dec 04 10:18:54.387 INFO [stderr] 101 | |         );
Dec 04 10:18:54.387 INFO [stderr]     | |__________^
Dec 04 10:18:54.387 INFO [stderr]     |
Dec 04 10:18:54.387 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 10:18:54.387 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.387 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.387 INFO [stderr] 
Dec 04 10:18:54.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.387 INFO [stderr]    --> src/main.rs:105:9
Dec 04 10:18:54.387 INFO [stderr]     |
Dec 04 10:18:54.387 INFO [stderr] 105 | /         writeln!(
Dec 04 10:18:54.387 INFO [stderr] 106 | |             self.stdout,
Dec 04 10:18:54.387 INFO [stderr] 107 | |             "└{}┴{}┴{}┴{}┴{}┘",
Dec 04 10:18:54.387 INFO [stderr] 108 | |             "─".repeat(8),
Dec 04 10:18:54.387 INFO [stderr] ...   |
Dec 04 10:18:54.387 INFO [stderr] 112 | |             "─".repeat(8)
Dec 04 10:18:54.387 INFO [stderr] 113 | |         );
Dec 04 10:18:54.387 INFO [stderr]     | |__________^
Dec 04 10:18:54.392 INFO [stderr]     |
Dec 04 10:18:54.392 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.392 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.392 INFO [stderr] 
Dec 04 10:18:54.392 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.392 INFO [stderr]    --> src/main.rs:163:17
Dec 04 10:18:54.392 INFO [stderr]     |
Dec 04 10:18:54.392 INFO [stderr] 163 |                 write!(self.stdout, "┊");
Dec 04 10:18:54.392 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:18:54.392 INFO [stderr]     |
Dec 04 10:18:54.392 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.392 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.392 INFO [stderr] 
Dec 04 10:18:54.610 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.610 INFO [stderr]    --> src/main.rs:93:9
Dec 04 10:18:54.610 INFO [stderr]     |
Dec 04 10:18:54.610 INFO [stderr] 93  | /         writeln!(
Dec 04 10:18:54.610 INFO [stderr] 94  | |             self.stdout,
Dec 04 10:18:54.610 INFO [stderr] 95  | |             "┌{}┬{}┬{}┬{}┬{}┐",
Dec 04 10:18:54.610 INFO [stderr] 96  | |             "─".repeat(8),
Dec 04 10:18:54.610 INFO [stderr] ...   |
Dec 04 10:18:54.610 INFO [stderr] 100 | |             "─".repeat(8)
Dec 04 10:18:54.610 INFO [stderr] 101 | |         );
Dec 04 10:18:54.610 INFO [stderr]     | |__________^
Dec 04 10:18:54.610 INFO [stderr]     |
Dec 04 10:18:54.610 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 04 10:18:54.610 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.610 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.610 INFO [stderr] 
Dec 04 10:18:54.610 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.610 INFO [stderr]    --> src/main.rs:105:9
Dec 04 10:18:54.610 INFO [stderr]     |
Dec 04 10:18:54.610 INFO [stderr] 105 | /         writeln!(
Dec 04 10:18:54.610 INFO [stderr] 106 | |             self.stdout,
Dec 04 10:18:54.610 INFO [stderr] 107 | |             "└{}┴{}┴{}┴{}┴{}┘",
Dec 04 10:18:54.610 INFO [stderr] 108 | |             "─".repeat(8),
Dec 04 10:18:54.610 INFO [stderr] ...   |
Dec 04 10:18:54.610 INFO [stderr] 112 | |             "─".repeat(8)
Dec 04 10:18:54.610 INFO [stderr] 113 | |         );
Dec 04 10:18:54.610 INFO [stderr]     | |__________^
Dec 04 10:18:54.610 INFO [stderr]     |
Dec 04 10:18:54.610 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.610 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.610 INFO [stderr] 
Dec 04 10:18:54.611 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 10:18:54.611 INFO [stderr]    --> src/main.rs:163:17
Dec 04 10:18:54.611 INFO [stderr]     |
Dec 04 10:18:54.611 INFO [stderr] 163 |                 write!(self.stdout, "┊");
Dec 04 10:18:54.611 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:18:54.611 INFO [stderr]     |
Dec 04 10:18:54.611 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 10:18:54.616 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 10:18:54.616 INFO [stderr] 
Dec 04 10:18:54.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.48s
Dec 04 10:18:54.651 INFO [stderr] su: No module specific data is present
Dec 04 10:18:55.541 INFO running `"docker" "inspect" "b72d673a78c2a91a729eef5c1d47c5381c3c29de40d9e84aa8803d2004b8f82a"`
Dec 04 10:18:55.829 INFO running `"docker" "rm" "-f" "b72d673a78c2a91a729eef5c1d47c5381c3c29de40d9e84aa8803d2004b8f82a"`
Dec 04 10:18:56.172 INFO [stdout] b72d673a78c2a91a729eef5c1d47c5381c3c29de40d9e84aa8803d2004b8f82a