Dec 07 11:13:15.165 INFO testing hexyl-0.2.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 11:13:15.165 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 07 11:13:15.291 INFO [stdout] 07c9a499087fe9dd2e47e076e6c1bcabae64aff40442a7be5454a9c9ff0db599
Dec 07 11:13:15.294 INFO running `"docker" "start" "-a" "07c9a499087fe9dd2e47e076e6c1bcabae64aff40442a7be5454a9c9ff0db599"`
Dec 07 11:13:15.596 INFO [stderr] usermod: no changes
Dec 07 11:13:15.653 INFO [stderr]    Compiling clap v2.32.0
Dec 07 11:13:22.889 INFO [stderr]    Compiling hexyl v0.2.0 (/source)
Dec 07 11:13:23.479 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:23.480 INFO [stderr]   --> src/main.rs:92:9
Dec 07 11:13:23.480 INFO [stderr]    |
Dec 07 11:13:23.480 INFO [stderr] 92 | /         writeln!(
Dec 07 11:13:23.480 INFO [stderr] 93 | |             self.stdout,
Dec 07 11:13:23.480 INFO [stderr] 94 | |             "┌{}┬{}┬{}┬{}┐",
Dec 07 11:13:23.480 INFO [stderr] 95 | |             "─".repeat(3 * 8 + 1),
Dec 07 11:13:23.480 INFO [stderr] ...  |
Dec 07 11:13:23.480 INFO [stderr] 98 | |             "─".repeat(8)
Dec 07 11:13:23.480 INFO [stderr] 99 | |         );
Dec 07 11:13:23.480 INFO [stderr]    | |__________^
Dec 07 11:13:23.480 INFO [stderr]    |
Dec 07 11:13:23.480 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 11:13:23.480 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:23.480 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 07 11:13:23.480 INFO [stderr] 
Dec 07 11:13:23.480 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:23.480 INFO [stderr]    --> src/main.rs:103:9
Dec 07 11:13:23.480 INFO [stderr]     |
Dec 07 11:13:23.480 INFO [stderr] 103 | /         writeln!(
Dec 07 11:13:23.480 INFO [stderr] 104 | |             self.stdout,
Dec 07 11:13:23.480 INFO [stderr] 105 | |             "└{}┴{}┴{}┴{}┘",
Dec 07 11:13:23.480 INFO [stderr] 106 | |             "─".repeat(3 * 8 + 1),
Dec 07 11:13:23.480 INFO [stderr] ...   |
Dec 07 11:13:23.480 INFO [stderr] 109 | |             "─".repeat(8)
Dec 07 11:13:23.480 INFO [stderr] 110 | |         );
Dec 07 11:13:23.480 INFO [stderr]     | |__________^
Dec 07 11:13:23.480 INFO [stderr]     |
Dec 07 11:13:23.480 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:23.480 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 07 11:13:23.480 INFO [stderr] 
Dec 07 11:13:23.480 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:23.480 INFO [stderr]    --> src/main.rs:115:13
Dec 07 11:13:23.480 INFO [stderr]     |
Dec 07 11:13:23.480 INFO [stderr] 115 |             write!(self.stdout, "│ ");
Dec 07 11:13:23.481 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:13:23.481 INFO [stderr]     |
Dec 07 11:13:23.481 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:23.481 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 07 11:13:23.481 INFO [stderr] 
Dec 07 11:13:23.481 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:23.481 INFO [stderr]    --> src/main.rs:159:17
Dec 07 11:13:23.481 INFO [stderr]     |
Dec 07 11:13:23.481 INFO [stderr] 159 |                 write!(self.stdout, "┊");
Dec 07 11:13:23.481 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:13:23.481 INFO [stderr]     |
Dec 07 11:13:23.481 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:23.481 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 07 11:13:23.481 INFO [stderr] 
Dec 07 11:13:24.082 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
Dec 07 11:13:24.086 INFO [stderr] su: No module specific data is present
Dec 07 11:13:24.372 INFO running `"docker" "inspect" "07c9a499087fe9dd2e47e076e6c1bcabae64aff40442a7be5454a9c9ff0db599"`
Dec 07 11:13:24.640 INFO running `"docker" "rm" "-f" "07c9a499087fe9dd2e47e076e6c1bcabae64aff40442a7be5454a9c9ff0db599"`
Dec 07 11:13:24.955 INFO [stdout] 07c9a499087fe9dd2e47e076e6c1bcabae64aff40442a7be5454a9c9ff0db599
Dec 07 11:13:24.958 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 07 11:13:25.430 INFO [stdout] 6822b04825d3920361efb6b30f66fb6008410891fb52b598affbd2183f61c452
Dec 07 11:13:25.432 INFO running `"docker" "start" "-a" "6822b04825d3920361efb6b30f66fb6008410891fb52b598affbd2183f61c452"`
Dec 07 11:13:26.552 INFO [stderr] usermod: no changes
Dec 07 11:13:26.624 INFO [stderr]    Compiling hexyl v0.2.0 (/source)
Dec 07 11:13:27.566 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:27.566 INFO [stderr]   --> src/main.rs:92:9
Dec 07 11:13:27.566 INFO [stderr]    |
Dec 07 11:13:27.566 INFO [stderr] 92 | /         writeln!(
Dec 07 11:13:27.566 INFO [stderr] 93 | |             self.stdout,
Dec 07 11:13:27.566 INFO [stderr] 94 | |             "┌{}┬{}┬{}┬{}┐",
Dec 07 11:13:27.566 INFO [stderr] 95 | |             "─".repeat(3 * 8 + 1),
Dec 07 11:13:27.566 INFO [stderr] ...  |
Dec 07 11:13:27.566 INFO [stderr] 98 | |             "─".repeat(8)
Dec 07 11:13:27.566 INFO [stderr] 99 | |         );
Dec 07 11:13:27.566 INFO [stderr]    | |__________^
Dec 07 11:13:27.566 INFO [stderr]    |
Dec 07 11:13:27.566 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 11:13:27.566 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:27.566 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 07 11:13:27.566 INFO [stderr] 
Dec 07 11:13:27.566 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:27.567 INFO [stderr]    --> src/main.rs:103:9
Dec 07 11:13:27.567 INFO [stderr]     |
Dec 07 11:13:27.567 INFO [stderr] 103 | /         writeln!(
Dec 07 11:13:27.567 INFO [stderr] 104 | |             self.stdout,
Dec 07 11:13:27.568 INFO [stderr] 105 | |             "└{}┴{}┴{}┴{}┘",
Dec 07 11:13:27.568 INFO [stderr] 106 | |             "─".repeat(3 * 8 + 1),
Dec 07 11:13:27.568 INFO [stderr] ...   |
Dec 07 11:13:27.568 INFO [stderr] 109 | |             "─".repeat(8)
Dec 07 11:13:27.568 INFO [stderr] 110 | |         );
Dec 07 11:13:27.568 INFO [stderr]     | |__________^
Dec 07 11:13:27.568 INFO [stderr]     |
Dec 07 11:13:27.568 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:27.568 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 07 11:13:27.568 INFO [stderr] 
Dec 07 11:13:27.568 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:27.568 INFO [stderr]    --> src/main.rs:115:13
Dec 07 11:13:27.568 INFO [stderr]     |
Dec 07 11:13:27.568 INFO [stderr] 115 |             write!(self.stdout, "│ ");
Dec 07 11:13:27.568 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:13:27.569 INFO [stderr]     |
Dec 07 11:13:27.569 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:27.569 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 07 11:13:27.569 INFO [stderr] 
Dec 07 11:13:27.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 11:13:27.569 INFO [stderr]    --> src/main.rs:159:17
Dec 07 11:13:27.569 INFO [stderr]     |
Dec 07 11:13:27.569 INFO [stderr] 159 |                 write!(self.stdout, "┊");
Dec 07 11:13:27.569 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 11:13:27.569 INFO [stderr]     |
Dec 07 11:13:27.569 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 11:13:27.569 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 07 11:13:27.569 INFO [stderr] 
Dec 07 11:13:27.888 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Dec 07 11:13:27.888 INFO [stderr] su: No module specific data is present
Dec 07 11:13:28.633 INFO running `"docker" "inspect" "6822b04825d3920361efb6b30f66fb6008410891fb52b598affbd2183f61c452"`
Dec 07 11:13:28.880 INFO running `"docker" "rm" "-f" "6822b04825d3920361efb6b30f66fb6008410891fb52b598affbd2183f61c452"`
Dec 07 11:13:29.164 INFO [stdout] 6822b04825d3920361efb6b30f66fb6008410891fb52b598affbd2183f61c452
Dec 07 11:13:29.170 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 07 11:13:29.718 INFO [stdout] 3cf1553ae9a2d0726661e6a2788a0df5dcecdc14f001ae515bf2f46842924ed1
Dec 07 11:13:29.722 INFO running `"docker" "start" "-a" "3cf1553ae9a2d0726661e6a2788a0df5dcecdc14f001ae515bf2f46842924ed1"`
Dec 07 11:13:30.805 INFO [stderr] usermod: no changes
Dec 07 11:13:30.881 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 07 11:13:30.898 INFO [stderr]      Running /target/debug/deps/hexyl-546abee8f7177ce3
Dec 07 11:13:30.900 INFO [stdout] 
Dec 07 11:13:30.900 INFO [stdout] running 0 tests
Dec 07 11:13:30.900 INFO [stdout] 
Dec 07 11:13:30.900 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:13:30.900 INFO [stdout] 
Dec 07 11:13:30.904 INFO [stderr] su: No module specific data is present
Dec 07 11:13:31.345 INFO running `"docker" "inspect" "3cf1553ae9a2d0726661e6a2788a0df5dcecdc14f001ae515bf2f46842924ed1"`
Dec 07 11:13:31.582 INFO running `"docker" "rm" "-f" "3cf1553ae9a2d0726661e6a2788a0df5dcecdc14f001ae515bf2f46842924ed1"`
Dec 07 11:13:31.772 INFO [stdout] 3cf1553ae9a2d0726661e6a2788a0df5dcecdc14f001ae515bf2f46842924ed1