Dec 07 06:11:13.057 INFO testing nixcfg-0.2.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 06:11:13.057 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06:11:13.387 INFO [stdout] 5789747b440f95cb32c53b8de82edb225beab275c43b56418e3fcffd55c960a4
Dec 07 06:11:13.390 INFO running `"docker" "start" "-a" "5789747b440f95cb32c53b8de82edb225beab275c43b56418e3fcffd55c960a4"`
Dec 07 06:11:14.116 INFO [stderr] usermod: no changes
Dec 07 06:11:14.213 INFO [stderr]    Compiling arenatree v0.1.3
Dec 07 06:11:14.772 INFO [stderr]    Compiling rnix v0.4.2
Dec 07 06:11:18.534 INFO [stderr]    Compiling nixcfg v0.2.0 (/source)
Dec 07 06:11:20.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 06:11:20.972 INFO [stderr]   --> src/main.rs:95:9
Dec 07 06:11:20.972 INFO [stderr]    |
Dec 07 06:11:20.972 INFO [stderr] 95 |         write!(file, "{}", content);
Dec 07 06:11:20.972 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 06:11:20.972 INFO [stderr]    |
Dec 07 06:11:20.972 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 06:11:20.972 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 06:11:20.972 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 06:11:20.972 INFO [stderr] 
Dec 07 06:11:20.972 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 06:11:20.972 INFO [stderr]    --> src/main.rs:126:13
Dec 07 06:11:20.972 INFO [stderr]     |
Dec 07 06:11:20.972 INFO [stderr] 126 |             write!(content, "{}", ast);
Dec 07 06:11:20.972 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 06:11:20.972 INFO [stderr]     |
Dec 07 06:11:20.972 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 06:11:20.972 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 06:11:20.972 INFO [stderr] 
Dec 07 06:11:22.176 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.04s
Dec 07 06:11:22.182 INFO [stderr] su: No module specific data is present
Dec 07 06:11:22.670 INFO running `"docker" "inspect" "5789747b440f95cb32c53b8de82edb225beab275c43b56418e3fcffd55c960a4"`
Dec 07 06:11:22.788 INFO running `"docker" "rm" "-f" "5789747b440f95cb32c53b8de82edb225beab275c43b56418e3fcffd55c960a4"`
Dec 07 06:11:22.879 INFO [stdout] 5789747b440f95cb32c53b8de82edb225beab275c43b56418e3fcffd55c960a4
Dec 07 06:11:22.881 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06:11:23.104 INFO [stdout] e2011589127dd8a7df4eee2ff37a18ccd8fe0669c9d9e7e3f8fc4bbfc3a00009
Dec 07 06:11:23.105 INFO running `"docker" "start" "-a" "e2011589127dd8a7df4eee2ff37a18ccd8fe0669c9d9e7e3f8fc4bbfc3a00009"`
Dec 07 06:11:23.599 INFO [stderr] usermod: no changes
Dec 07 06:11:23.696 INFO [stderr]    Compiling nixcfg v0.2.0 (/source)
Dec 07 06:11:25.789 INFO [stderr] error[E0308]: mismatched types
Dec 07 06:11:25.789 INFO [stderr]    --> src/main.rs:344:28
Dec 07 06:11:25.789 INFO [stderr]     |
Dec 07 06:11:25.789 INFO [stderr] 344 |                     value: replace_by
Dec 07 06:11:25.789 INFO [stderr]     |                            ^^^^^^^^^^
Dec 07 06:11:25.789 INFO [stderr]     |                            |
Dec 07 06:11:25.789 INFO [stderr]     |                            expected enum `std::option::Option`, found struct `std::string::String`
Dec 07 06:11:25.789 INFO [stderr]     |                            help: try using a variant of the expected type: `Some(replace_by)`
Dec 07 06:11:25.789 INFO [stderr]     |
Dec 07 06:11:25.789 INFO [stderr]     = note: expected type `std::option::Option<std::string::String>`
Dec 07 06:11:25.796 INFO [stderr]                found type `std::string::String`
Dec 07 06:11:25.796 INFO [stderr] 
Dec 07 06:11:25.796 INFO [stderr] error[E0063]: missing field `keep_eol` in initializer of `Command`
Dec 07 06:11:25.796 INFO [stderr]    --> src/main.rs:342:27
Dec 07 06:11:25.796 INFO [stderr]     |
Dec 07 06:11:25.796 INFO [stderr] 342 |                 let cmd = Command::Set {
Dec 07 06:11:25.796 INFO [stderr]     |                           ^^^^^^^^^^^^ missing `keep_eol`
Dec 07 06:11:25.796 INFO [stderr] 
Dec 07 06:11:25.796 INFO [stderr] error: aborting due to 2 previous errors
Dec 07 06:11:25.796 INFO [stderr] 
Dec 07 06:11:25.797 INFO [stderr] Some errors occurred: E0063, E0308.
Dec 07 06:11:25.797 INFO [stderr] For more information about an error, try `rustc --explain E0063`.
Dec 07 06:11:25.810 INFO [stderr] error: Could not compile `nixcfg`.
Dec 07 06:11:25.811 INFO [stderr] 
Dec 07 06:11:25.811 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 06:11:25.812 INFO [stderr] su: No module specific data is present
Dec 07 06:11:26.266 INFO running `"docker" "inspect" "e2011589127dd8a7df4eee2ff37a18ccd8fe0669c9d9e7e3f8fc4bbfc3a00009"`
Dec 07 06:11:26.354 INFO running `"docker" "rm" "-f" "e2011589127dd8a7df4eee2ff37a18ccd8fe0669c9d9e7e3f8fc4bbfc3a00009"`
Dec 07 06:11:26.434 INFO [stdout] e2011589127dd8a7df4eee2ff37a18ccd8fe0669c9d9e7e3f8fc4bbfc3a00009