Dec 07 23:41:22.128 INFO testing argle-0.1.2 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 23:41:22.128 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 23:41:22.325 INFO [stdout] 2f3e0368c1997eedb61584e2da3641ddf8d00addcf2526bb35bdfc57f9f857a2
Dec 07 23:41:22.326 INFO running `"docker" "start" "-a" "2f3e0368c1997eedb61584e2da3641ddf8d00addcf2526bb35bdfc57f9f857a2"`
Dec 07 23:41:22.779 INFO [stderr] usermod: no changes
Dec 07 23:41:22.843 INFO [stderr]    Compiling argle v0.1.2 (/source)
Dec 07 23:41:23.892 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.892 INFO [stderr]   --> src/lib.rs:85:17
Dec 07 23:41:23.892 INFO [stderr]    |
Dec 07 23:41:23.892 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Dec 07 23:41:23.892 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.892 INFO [stderr]    |
Dec 07 23:41:23.892 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 23:41:23.892 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.892 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 23:41:23.892 INFO [stderr] 
Dec 07 23:41:23.892 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.892 INFO [stderr]   --> src/lib.rs:88:17
Dec 07 23:41:23.893 INFO [stderr]    |
Dec 07 23:41:23.893 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Dec 07 23:41:23.893 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.893 INFO [stderr]    |
Dec 07 23:41:23.893 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.893 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 23:41:23.893 INFO [stderr] 
Dec 07 23:41:23.893 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.893 INFO [stderr]   --> src/lib.rs:91:17
Dec 07 23:41:23.893 INFO [stderr]    |
Dec 07 23:41:23.893 INFO [stderr] 91 |                 write!(buf, "Required");
Dec 07 23:41:23.893 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.893 INFO [stderr]    |
Dec 07 23:41:23.893 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.893 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 23:41:23.893 INFO [stderr] 
Dec 07 23:41:23.893 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.893 INFO [stderr]    --> src/lib.rs:108:17
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Dec 07 23:41:23.893 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.893 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 23:41:23.893 INFO [stderr] 
Dec 07 23:41:23.893 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.893 INFO [stderr]    --> src/lib.rs:133:17
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr] 133 |                 write!(buf, " (");
Dec 07 23:41:23.893 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.893 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 23:41:23.893 INFO [stderr] 
Dec 07 23:41:23.893 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:23.893 INFO [stderr]    --> src/lib.rs:136:17
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr] 136 |                 write!(buf, ")");
Dec 07 23:41:23.893 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 07 23:41:23.893 INFO [stderr]     |
Dec 07 23:41:23.893 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:23.893 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 23:41:23.893 INFO [stderr] 
Dec 07 23:41:24.157 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 07 23:41:24.161 INFO [stderr] su: No module specific data is present
Dec 07 23:41:24.882 INFO running `"docker" "inspect" "2f3e0368c1997eedb61584e2da3641ddf8d00addcf2526bb35bdfc57f9f857a2"`
Dec 07 23:41:25.220 INFO running `"docker" "rm" "-f" "2f3e0368c1997eedb61584e2da3641ddf8d00addcf2526bb35bdfc57f9f857a2"`
Dec 07 23:41:25.527 INFO [stdout] 2f3e0368c1997eedb61584e2da3641ddf8d00addcf2526bb35bdfc57f9f857a2
Dec 07 23:41:25.536 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 23:41:25.880 INFO [stdout] 7351aed75614455b856af7fa5b21ac963f32a0bc5825a796b8e237ac9f6b01c7
Dec 07 23:41:25.882 INFO running `"docker" "start" "-a" "7351aed75614455b856af7fa5b21ac963f32a0bc5825a796b8e237ac9f6b01c7"`
Dec 07 23:41:26.591 INFO [stderr] usermod: no changes
Dec 07 23:41:26.667 INFO [stderr]    Compiling argle v0.1.2 (/source)
Dec 07 23:41:27.970 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.970 INFO [stderr]   --> src/lib.rs:85:17
Dec 07 23:41:27.970 INFO [stderr]    |
Dec 07 23:41:27.970 INFO [stderr] 85 |                 write!(buf, "Default: {}", d);
Dec 07 23:41:27.970 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.970 INFO [stderr]    |
Dec 07 23:41:27.970 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 23:41:27.970 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.970 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 23:41:27.970 INFO [stderr] 
Dec 07 23:41:27.970 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.970 INFO [stderr]   --> src/lib.rs:88:17
Dec 07 23:41:27.970 INFO [stderr]    |
Dec 07 23:41:27.970 INFO [stderr] 88 |                 write!(buf, "Dependency: {}", c);
Dec 07 23:41:27.970 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.970 INFO [stderr]    |
Dec 07 23:41:27.970 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:27.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.980 INFO [stderr]   --> src/lib.rs:91:17
Dec 07 23:41:27.980 INFO [stderr]    |
Dec 07 23:41:27.980 INFO [stderr] 91 |                 write!(buf, "Required");
Dec 07 23:41:27.980 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.980 INFO [stderr]    |
Dec 07 23:41:27.980 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:27.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.980 INFO [stderr]    --> src/lib.rs:108:17
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr] 108 |                 write!(buf, "{}", sep);
Dec 07 23:41:27.980 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:27.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.980 INFO [stderr]    --> src/lib.rs:133:17
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr] 133 |                 write!(buf, " (");
Dec 07 23:41:27.980 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:27.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.980 INFO [stderr]    --> src/lib.rs:136:17
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr] 136 |                 write!(buf, ")");
Dec 07 23:41:27.980 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.980 INFO [stderr]     |
Dec 07 23:41:27.980 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:27.980 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 23:41:27.980 INFO [stderr]     --> src/lib.rs:1336:9
Dec 07 23:41:27.980 INFO [stderr]      |
Dec 07 23:41:27.980 INFO [stderr] 1336 |         write!(&mut s, "{}", d);
Dec 07 23:41:27.980 INFO [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 23:41:27.980 INFO [stderr]      |
Dec 07 23:41:27.980 INFO [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 23:41:27.980 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 23:41:27.980 INFO [stderr] 
Dec 07 23:41:30.041 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
Dec 07 23:41:30.048 INFO [stderr] su: No module specific data is present
Dec 07 23:41:30.842 INFO running `"docker" "inspect" "7351aed75614455b856af7fa5b21ac963f32a0bc5825a796b8e237ac9f6b01c7"`
Dec 07 23:41:31.120 INFO running `"docker" "rm" "-f" "7351aed75614455b856af7fa5b21ac963f32a0bc5825a796b8e237ac9f6b01c7"`
Dec 07 23:41:31.408 INFO [stdout] 7351aed75614455b856af7fa5b21ac963f32a0bc5825a796b8e237ac9f6b01c7
Dec 07 23:41:31.416 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 23:41:31.986 INFO [stdout] 617203dfb3eae4c93a82aad5d6dbb65d52b890af1b34a4f73af5fb81778e7ebd
Dec 07 23:41:31.988 INFO running `"docker" "start" "-a" "617203dfb3eae4c93a82aad5d6dbb65d52b890af1b34a4f73af5fb81778e7ebd"`
Dec 07 23:41:32.832 INFO [stderr] usermod: no changes
Dec 07 23:41:32.883 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 07 23:41:32.884 INFO [stderr]      Running /target/debug/deps/argle-f9e2849d16fb8c61
Dec 07 23:41:32.889 INFO [stdout] 
Dec 07 23:41:32.890 INFO [stdout] running 3 tests
Dec 07 23:41:32.890 INFO [stdout] test tests::join_params ... ok
Dec 07 23:41:32.891 INFO [stdout] test tests::example ... ok
Dec 07 23:41:32.897 INFO [stdout] test tests::map_params ... ok
Dec 07 23:41:32.897 INFO [stdout] 
Dec 07 23:41:32.897 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:41:32.897 INFO [stdout] 
Dec 07 23:41:32.897 INFO [stderr]    Doc-tests argle
Dec 07 23:41:33.924 INFO [stdout] 
Dec 07 23:41:33.924 INFO [stdout] running 0 tests
Dec 07 23:41:33.924 INFO [stdout] 
Dec 07 23:41:33.924 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 23:41:33.924 INFO [stdout] 
Dec 07 23:41:33.935 INFO [stderr] su: No module specific data is present
Dec 07 23:41:34.249 INFO running `"docker" "inspect" "617203dfb3eae4c93a82aad5d6dbb65d52b890af1b34a4f73af5fb81778e7ebd"`
Dec 07 23:41:34.389 INFO running `"docker" "rm" "-f" "617203dfb3eae4c93a82aad5d6dbb65d52b890af1b34a4f73af5fb81778e7ebd"`
Dec 07 23:41:34.628 INFO [stdout] 617203dfb3eae4c93a82aad5d6dbb65d52b890af1b34a4f73af5fb81778e7ebd