Dec 07 22:52:10.206 INFO testing bflog-0.3.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 22:52:10.206 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 22:52:10.442 INFO [stdout] d5e942ec73bcef146b04024f09a9adbc5509633af8b18c0dddd6a99f0ad9df36
Dec 07 22:52:10.443 INFO running `"docker" "start" "-a" "d5e942ec73bcef146b04024f09a9adbc5509633af8b18c0dddd6a99f0ad9df36"`
Dec 07 22:52:10.854 INFO [stderr] usermod: no changes
Dec 07 22:52:10.961 INFO [stderr]    Compiling bflog v0.3.1 (/source)
Dec 07 22:52:13.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.580 INFO [stderr]    --> src/output.rs:176:7
Dec 07 22:52:13.580 INFO [stderr]     |
Dec 07 22:52:13.580 INFO [stderr] 176 |       write!(writer, " {}:", key);
Dec 07 22:52:13.580 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.580 INFO [stderr]     |
Dec 07 22:52:13.580 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 22:52:13.580 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.580 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 22:52:13.580 INFO [stderr] 
Dec 07 22:52:13.580 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.580 INFO [stderr]    --> src/output.rs:181:7
Dec 07 22:52:13.580 INFO [stderr]     |
Dec 07 22:52:13.580 INFO [stderr] 181 |       write!(writer, " {}{}:{}", KEY_COLOR, key, VALUE_COLOR);
Dec 07 22:52:13.581 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.581 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 22:52:13.581 INFO [stderr] 
Dec 07 22:52:13.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.581 INFO [stderr]    --> src/output.rs:186:7
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr] 186 |       write!(writer, ",{:?}:", key);
Dec 07 22:52:13.581 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.581 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 22:52:13.581 INFO [stderr] 
Dec 07 22:52:13.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.581 INFO [stderr]    --> src/output.rs:196:7
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr] 196 |       write!(writer, "\n{}: ", key);
Dec 07 22:52:13.581 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.581 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 22:52:13.581 INFO [stderr] 
Dec 07 22:52:13.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.581 INFO [stderr]    --> src/output.rs:201:7
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr] 201 |       write!(writer, "\n{}{}:{} ", KEY_COLOR, key, Color::Reset);
Dec 07 22:52:13.581 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.581 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 22:52:13.581 INFO [stderr] 
Dec 07 22:52:13.581 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:13.581 INFO [stderr]    --> src/output.rs:206:7
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr] 206 |       write!(writer, ",{:?}:", key);
Dec 07 22:52:13.581 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:13.581 INFO [stderr]     |
Dec 07 22:52:13.581 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:13.581 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 22:52:13.581 INFO [stderr] 
Dec 07 22:52:14.106 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
Dec 07 22:52:14.112 INFO [stderr] su: No module specific data is present
Dec 07 22:52:14.367 INFO running `"docker" "inspect" "d5e942ec73bcef146b04024f09a9adbc5509633af8b18c0dddd6a99f0ad9df36"`
Dec 07 22:52:14.503 INFO running `"docker" "rm" "-f" "d5e942ec73bcef146b04024f09a9adbc5509633af8b18c0dddd6a99f0ad9df36"`
Dec 07 22:52:14.640 INFO [stdout] d5e942ec73bcef146b04024f09a9adbc5509633af8b18c0dddd6a99f0ad9df36
Dec 07 22:52:14.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 22:52:14.910 INFO [stdout] 5fe7b836104462fa8f661daeb99d8b1d22b348fc5dc4812e83a4543cae2ddcee
Dec 07 22:52:14.911 INFO running `"docker" "start" "-a" "5fe7b836104462fa8f661daeb99d8b1d22b348fc5dc4812e83a4543cae2ddcee"`
Dec 07 22:52:15.411 INFO [stderr] usermod: no changes
Dec 07 22:52:15.493 INFO [stderr]    Compiling bflog v0.3.1 (/source)
Dec 07 22:52:18.067 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.067 INFO [stderr]    --> src/output.rs:176:7
Dec 07 22:52:18.067 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 176 |       write!(writer, " {}:", key);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.068 INFO [stderr]    --> src/output.rs:181:7
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 181 |       write!(writer, " {}{}:{}", KEY_COLOR, key, VALUE_COLOR);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.068 INFO [stderr]    --> src/output.rs:186:7
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 186 |       write!(writer, ",{:?}:", key);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.068 INFO [stderr]    --> src/output.rs:196:7
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 196 |       write!(writer, "\n{}: ", key);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.068 INFO [stderr]    --> src/output.rs:201:7
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 201 |       write!(writer, "\n{}{}:{} ", KEY_COLOR, key, Color::Reset);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 22:52:18.068 INFO [stderr]    --> src/output.rs:206:7
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr] 206 |       write!(writer, ",{:?}:", key);
Dec 07 22:52:18.068 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 22:52:18.068 INFO [stderr]     |
Dec 07 22:52:18.068 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 22:52:18.068 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 22:52:18.068 INFO [stderr] 
Dec 07 22:52:18.317 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
Dec 07 22:52:18.323 INFO [stderr] su: No module specific data is present
Dec 07 22:52:18.574 INFO running `"docker" "inspect" "5fe7b836104462fa8f661daeb99d8b1d22b348fc5dc4812e83a4543cae2ddcee"`
Dec 07 22:52:18.702 INFO running `"docker" "rm" "-f" "5fe7b836104462fa8f661daeb99d8b1d22b348fc5dc4812e83a4543cae2ddcee"`
Dec 07 22:52:18.823 INFO [stdout] 5fe7b836104462fa8f661daeb99d8b1d22b348fc5dc4812e83a4543cae2ddcee
Dec 07 22:52:18.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 22:52:19.084 INFO [stdout] 7e86716a19a9df49c9f0e78fd8b440cb43d1ae1590470b344b4dd7d55aa44f65
Dec 07 22:52:19.089 INFO running `"docker" "start" "-a" "7e86716a19a9df49c9f0e78fd8b440cb43d1ae1590470b344b4dd7d55aa44f65"`
Dec 07 22:52:19.512 INFO [stderr] usermod: no changes
Dec 07 22:52:19.606 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 07 22:52:19.609 INFO [stderr]      Running /target/debug/deps/bflog-4ae055044480bd10
Dec 07 22:52:19.611 INFO [stdout] 
Dec 07 22:52:19.611 INFO [stdout] running 0 tests
Dec 07 22:52:19.611 INFO [stdout] 
Dec 07 22:52:19.611 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 22:52:19.611 INFO [stdout] 
Dec 07 22:52:19.612 INFO [stderr]    Doc-tests bflog
Dec 07 22:52:23.824 INFO [stdout] 
Dec 07 22:52:23.824 INFO [stdout] running 0 tests
Dec 07 22:52:23.824 INFO [stdout] 
Dec 07 22:52:23.824 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 22:52:23.824 INFO [stdout] 
Dec 07 22:52:23.834 INFO [stderr] su: No module specific data is present
Dec 07 22:52:24.175 INFO running `"docker" "inspect" "7e86716a19a9df49c9f0e78fd8b440cb43d1ae1590470b344b4dd7d55aa44f65"`
Dec 07 22:52:24.329 INFO running `"docker" "rm" "-f" "7e86716a19a9df49c9f0e78fd8b440cb43d1ae1590470b344b4dd7d55aa44f65"`
Dec 07 22:52:24.517 INFO [stdout] 7e86716a19a9df49c9f0e78fd8b440cb43d1ae1590470b344b4dd7d55aa44f65