Dec 12 03:39:41.409 INFO checking Brodin-DMS/programming_with_rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 03:39:41.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-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 12 03:39:41.956 INFO [stdout] 6bf3625f3cfe2ba880e7b81d10976aeafe97a58359ddd197b38384d24924f7ad
Dec 12 03:39:41.958 INFO running `"docker" "start" "-a" "6bf3625f3cfe2ba880e7b81d10976aeafe97a58359ddd197b38384d24924f7ad"`
Dec 12 03:39:43.349 INFO [stderr] usermod: no changes
Dec 12 03:39:43.468 INFO [stderr]     Checking programming_with_rust v0.1.0 (/source)
Dec 12 03:39:44.700 INFO [stderr] error[E0277]: the size for values of type `str` cannot be known at compilation time
Dec 12 03:39:44.701 INFO [stderr]  --> src/main.rs:6:5
Dec 12 03:39:44.701 INFO [stderr]   |
Dec 12 03:39:44.702 INFO [stderr] 6 |     flag: str,
Dec 12 03:39:44.702 INFO [stderr]   |     ^^^^^^^^^ doesn't have a size known at compile-time
Dec 12 03:39:44.702 INFO [stderr]   |
Dec 12 03:39:44.703 INFO [stderr]   = help: the trait `std::marker::Sized` is not implemented for `str`
Dec 12 03:39:44.703 INFO [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 12 03:39:44.703 INFO [stderr]   = note: only the last field of a struct may have a dynamically sized type
Dec 12 03:39:44.704 INFO [stderr] 
Dec 12 03:39:44.705 INFO [stderr] error: aborting due to previous error
Dec 12 03:39:44.705 INFO [stderr] 
Dec 12 03:39:44.706 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 12 03:39:44.713 INFO [stderr] error: Could not compile `programming_with_rust`.
Dec 12 03:39:44.714 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 12 03:39:44.785 INFO [stderr] error[E0277]: the size for values of type `str` cannot be known at compilation time
Dec 12 03:39:44.785 INFO [stderr]  --> src/main.rs:6:5
Dec 12 03:39:44.786 INFO [stderr]   |
Dec 12 03:39:44.786 INFO [stderr] 6 |     flag: str,
Dec 12 03:39:44.786 INFO [stderr]   |     ^^^^^^^^^ doesn't have a size known at compile-time
Dec 12 03:39:44.787 INFO [stderr]   |
Dec 12 03:39:44.787 INFO [stderr]   = help: the trait `std::marker::Sized` is not implemented for `str`
Dec 12 03:39:44.787 INFO [stderr]   = note: to learn more, visit <https://doc.rust-lang.org/book/second-edition/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
Dec 12 03:39:44.788 INFO [stderr]   = note: only the last field of a struct may have a dynamically sized type
Dec 12 03:39:44.788 INFO [stderr] 
Dec 12 03:39:44.788 INFO [stderr] error: aborting due to previous error
Dec 12 03:39:44.788 INFO [stderr] 
Dec 12 03:39:44.789 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 12 03:39:44.793 INFO [stderr] error: Could not compile `programming_with_rust`.
Dec 12 03:39:44.793 INFO [stderr] 
Dec 12 03:39:44.793 INFO [stderr] To learn more, run the command again with --verbose.
Dec 12 03:39:44.800 INFO [stderr] su: No module specific data is present
Dec 12 03:39:46.079 INFO running `"docker" "inspect" "6bf3625f3cfe2ba880e7b81d10976aeafe97a58359ddd197b38384d24924f7ad"`
Dec 12 03:39:46.426 INFO running `"docker" "rm" "-f" "6bf3625f3cfe2ba880e7b81d10976aeafe97a58359ddd197b38384d24924f7ad"`
Dec 12 03:39:46.804 INFO [stdout] 6bf3625f3cfe2ba880e7b81d10976aeafe97a58359ddd197b38384d24924f7ad