Dec 15 08:54:19.388 INFO testing hexyl-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 08:54:19.388 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 08:54:19.602 INFO [stdout] ce227d6fa6091addb4bb0ded08fb2656992857985e7de1bf07b0493d8f26b416
Dec 15 08:54:19.604 INFO running `"docker" "start" "-a" "ce227d6fa6091addb4bb0ded08fb2656992857985e7de1bf07b0493d8f26b416"`
Dec 15 08:54:19.936 INFO [stderr] usermod: no changes
Dec 15 08:54:19.980 INFO [stderr]    Compiling hexyl v0.2.0 (/source)
Dec 15 08:54:21.294 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:21.294 INFO [stderr]   --> src/main.rs:92:9
Dec 15 08:54:21.294 INFO [stderr]    |
Dec 15 08:54:21.294 INFO [stderr] 92 | /         writeln!(
Dec 15 08:54:21.294 INFO [stderr] 93 | |             self.stdout,
Dec 15 08:54:21.294 INFO [stderr] 94 | |             "┌{}┬{}┬{}┬{}┐",
Dec 15 08:54:21.294 INFO [stderr] 95 | |             "─".repeat(3 * 8 + 1),
Dec 15 08:54:21.294 INFO [stderr] ...  |
Dec 15 08:54:21.294 INFO [stderr] 98 | |             "─".repeat(8)
Dec 15 08:54:21.294 INFO [stderr] 99 | |         );
Dec 15 08:54:21.294 INFO [stderr]    | |__________^
Dec 15 08:54:21.294 INFO [stderr]    |
Dec 15 08:54:21.294 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 08:54:21.294 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:21.294 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 15 08:54:21.294 INFO [stderr] 
Dec 15 08:54:21.294 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:21.294 INFO [stderr]    --> src/main.rs:103:9
Dec 15 08:54:21.294 INFO [stderr]     |
Dec 15 08:54:21.294 INFO [stderr] 103 | /         writeln!(
Dec 15 08:54:21.295 INFO [stderr] 104 | |             self.stdout,
Dec 15 08:54:21.295 INFO [stderr] 105 | |             "└{}┴{}┴{}┴{}┘",
Dec 15 08:54:21.295 INFO [stderr] 106 | |             "─".repeat(3 * 8 + 1),
Dec 15 08:54:21.295 INFO [stderr] ...   |
Dec 15 08:54:21.295 INFO [stderr] 109 | |             "─".repeat(8)
Dec 15 08:54:21.295 INFO [stderr] 110 | |         );
Dec 15 08:54:21.295 INFO [stderr]     | |__________^
Dec 15 08:54:21.295 INFO [stderr]     |
Dec 15 08:54:21.295 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:21.295 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 15 08:54:21.295 INFO [stderr] 
Dec 15 08:54:21.295 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:21.295 INFO [stderr]    --> src/main.rs:115:13
Dec 15 08:54:21.295 INFO [stderr]     |
Dec 15 08:54:21.295 INFO [stderr] 115 |             write!(self.stdout, "│ ");
Dec 15 08:54:21.295 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 08:54:21.295 INFO [stderr]     |
Dec 15 08:54:21.295 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:21.295 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 15 08:54:21.295 INFO [stderr] 
Dec 15 08:54:21.295 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:21.295 INFO [stderr]    --> src/main.rs:159:17
Dec 15 08:54:21.295 INFO [stderr]     |
Dec 15 08:54:21.295 INFO [stderr] 159 |                 write!(self.stdout, "┊");
Dec 15 08:54:21.295 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 08:54:21.295 INFO [stderr]     |
Dec 15 08:54:21.295 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:21.295 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 15 08:54:21.295 INFO [stderr] 
Dec 15 08:54:22.194 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
Dec 15 08:54:22.198 INFO [stderr] su: No module specific data is present
Dec 15 08:54:22.439 INFO running `"docker" "inspect" "ce227d6fa6091addb4bb0ded08fb2656992857985e7de1bf07b0493d8f26b416"`
Dec 15 08:54:22.510 INFO running `"docker" "rm" "-f" "ce227d6fa6091addb4bb0ded08fb2656992857985e7de1bf07b0493d8f26b416"`
Dec 15 08:54:22.592 INFO [stdout] ce227d6fa6091addb4bb0ded08fb2656992857985e7de1bf07b0493d8f26b416
Dec 15 08:54:22.594 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 08:54:22.762 INFO [stdout] 186e7a8948b3fd792dd6c3086c8ef5abcae6ba920cb8bcede1fcaa5717470d0f
Dec 15 08:54:22.764 INFO running `"docker" "start" "-a" "186e7a8948b3fd792dd6c3086c8ef5abcae6ba920cb8bcede1fcaa5717470d0f"`
Dec 15 08:54:23.076 INFO [stderr] usermod: no changes
Dec 15 08:54:23.117 INFO [stderr]    Compiling hexyl v0.2.0 (/source)
Dec 15 08:54:24.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:24.035 INFO [stderr]   --> src/main.rs:92:9
Dec 15 08:54:24.035 INFO [stderr]    |
Dec 15 08:54:24.035 INFO [stderr] 92 | /         writeln!(
Dec 15 08:54:24.035 INFO [stderr] 93 | |             self.stdout,
Dec 15 08:54:24.035 INFO [stderr] 94 | |             "┌{}┬{}┬{}┬{}┐",
Dec 15 08:54:24.035 INFO [stderr] 95 | |             "─".repeat(3 * 8 + 1),
Dec 15 08:54:24.035 INFO [stderr] ...  |
Dec 15 08:54:24.035 INFO [stderr] 98 | |             "─".repeat(8)
Dec 15 08:54:24.035 INFO [stderr] 99 | |         );
Dec 15 08:54:24.035 INFO [stderr]    | |__________^
Dec 15 08:54:24.035 INFO [stderr]    |
Dec 15 08:54:24.035 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 15 08:54:24.035 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:24.035 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 15 08:54:24.035 INFO [stderr] 
Dec 15 08:54:24.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:24.035 INFO [stderr]    --> src/main.rs:103:9
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr] 103 | /         writeln!(
Dec 15 08:54:24.035 INFO [stderr] 104 | |             self.stdout,
Dec 15 08:54:24.035 INFO [stderr] 105 | |             "└{}┴{}┴{}┴{}┘",
Dec 15 08:54:24.035 INFO [stderr] 106 | |             "─".repeat(3 * 8 + 1),
Dec 15 08:54:24.035 INFO [stderr] ...   |
Dec 15 08:54:24.035 INFO [stderr] 109 | |             "─".repeat(8)
Dec 15 08:54:24.035 INFO [stderr] 110 | |         );
Dec 15 08:54:24.035 INFO [stderr]     | |__________^
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:24.035 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 15 08:54:24.035 INFO [stderr] 
Dec 15 08:54:24.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:24.035 INFO [stderr]    --> src/main.rs:115:13
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr] 115 |             write!(self.stdout, "│ ");
Dec 15 08:54:24.035 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:24.035 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 15 08:54:24.035 INFO [stderr] 
Dec 15 08:54:24.035 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 15 08:54:24.035 INFO [stderr]    --> src/main.rs:159:17
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr] 159 |                 write!(self.stdout, "┊");
Dec 15 08:54:24.035 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 08:54:24.035 INFO [stderr]     |
Dec 15 08:54:24.035 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 15 08:54:24.035 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 15 08:54:24.035 INFO [stderr] 
Dec 15 08:54:24.206 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 15 08:54:24.209 INFO [stderr] su: No module specific data is present
Dec 15 08:54:24.424 INFO running `"docker" "inspect" "186e7a8948b3fd792dd6c3086c8ef5abcae6ba920cb8bcede1fcaa5717470d0f"`
Dec 15 08:54:24.477 INFO running `"docker" "rm" "-f" "186e7a8948b3fd792dd6c3086c8ef5abcae6ba920cb8bcede1fcaa5717470d0f"`
Dec 15 08:54:24.544 INFO [stdout] 186e7a8948b3fd792dd6c3086c8ef5abcae6ba920cb8bcede1fcaa5717470d0f
Dec 15 08:54:24.546 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 08:54:24.686 INFO [stdout] e3af74bc7a096e7d8cdd4281117957f03534a80a472e49a2134f59d54912b4db
Dec 15 08:54:24.688 INFO running `"docker" "start" "-a" "e3af74bc7a096e7d8cdd4281117957f03534a80a472e49a2134f59d54912b4db"`
Dec 15 08:54:25.099 INFO [stderr] usermod: no changes
Dec 15 08:54:25.162 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 15 08:54:25.162 INFO [stderr]      Running /target/debug/deps/hexyl-d3c0ae74040c3d46
Dec 15 08:54:25.163 INFO [stdout] 
Dec 15 08:54:25.163 INFO [stdout] running 0 tests
Dec 15 08:54:25.163 INFO [stdout] 
Dec 15 08:54:25.163 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 08:54:25.163 INFO [stdout] 
Dec 15 08:54:25.165 INFO [stderr] su: No module specific data is present
Dec 15 08:54:25.528 INFO running `"docker" "inspect" "e3af74bc7a096e7d8cdd4281117957f03534a80a472e49a2134f59d54912b4db"`
Dec 15 08:54:25.599 INFO running `"docker" "rm" "-f" "e3af74bc7a096e7d8cdd4281117957f03534a80a472e49a2134f59d54912b4db"`
Dec 15 08:54:25.682 INFO [stdout] e3af74bc7a096e7d8cdd4281117957f03534a80a472e49a2134f59d54912b4db