Sep 20 03:22:34.796 INFO checking cortex-m-rt-0.3.16 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 20 03:22:34.796 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 20 03:22:34.796 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:22:35.223 INFO blam! 8ce64aa07c98475527b328521e27cfb0057dd3462206f1aa80ff6f946aa9d59e
Sep 20 03:22:35.247 INFO running `"docker" "start" "-a" "8ce64aa07c98475527b328521e27cfb0057dd3462206f1aa80ff6f946aa9d59e"`
Sep 20 03:22:36.975 INFO kablam! usermod: no changes
Sep 20 03:22:37.083 INFO kablam!    Compiling cortex-m-rt v0.3.16 (/source)
Sep 20 03:22:39.100 INFO kablam! error: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 20 03:22:39.100 INFO kablam!    --> src/lib.rs:493:12
Sep 20 03:22:39.100 INFO kablam!     |
Sep 20 03:22:39.100 INFO kablam! 493 | #![feature(used)]
Sep 20 03:22:39.100 INFO kablam!     |            ^^^^
Sep 20 03:22:39.101 INFO kablam!     |
Sep 20 03:22:39.107 INFO kablam! note: lint level defined here
Sep 20 03:22:39.107 INFO kablam!    --> src/lib.rs:486:9
Sep 20 03:22:39.108 INFO kablam!     |
Sep 20 03:22:39.108 INFO kablam! 486 | #![deny(warnings)]
Sep 20 03:22:39.108 INFO kablam!     |         ^^^^^^^^
Sep 20 03:22:39.109 INFO kablam!     = note: #[deny(stable_features)] implied by #[deny(warnings)]
Sep 20 03:22:39.109 INFO kablam! 
Sep 20 03:22:39.120 INFO kablam! error: aborting due to previous error
Sep 20 03:22:39.120 INFO kablam! 
Sep 20 03:22:39.127 INFO kablam! error: Could not compile `cortex-m-rt`.
Sep 20 03:22:39.127 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 03:22:39.400 INFO kablam! error: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 20 03:22:39.400 INFO kablam!    --> src/lib.rs:493:12
Sep 20 03:22:39.401 INFO kablam!     |
Sep 20 03:22:39.401 INFO kablam! 493 | #![feature(used)]
Sep 20 03:22:39.401 INFO kablam!     |            ^^^^
Sep 20 03:22:39.402 INFO kablam!     |
Sep 20 03:22:39.402 INFO kablam! note: lint level defined here
Sep 20 03:22:39.403 INFO kablam!    --> src/lib.rs:486:9
Sep 20 03:22:39.403 INFO kablam!     |
Sep 20 03:22:39.404 INFO kablam! 486 | #![deny(warnings)]
Sep 20 03:22:39.404 INFO kablam!     |         ^^^^^^^^
Sep 20 03:22:39.404 INFO kablam!     = note: #[deny(stable_features)] implied by #[deny(warnings)]
Sep 20 03:22:39.405 INFO kablam! 
Sep 20 03:22:39.415 INFO kablam! error: aborting due to previous error
Sep 20 03:22:39.415 INFO kablam! 
Sep 20 03:22:39.424 INFO kablam! error: Could not compile `cortex-m-rt`.
Sep 20 03:22:39.424 INFO kablam! 
Sep 20 03:22:39.424 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 03:22:39.426 INFO kablam! su: No module specific data is present
Sep 20 03:22:41.025 INFO running `"docker" "rm" "-f" "8ce64aa07c98475527b328521e27cfb0057dd3462206f1aa80ff6f946aa9d59e"`
Sep 20 03:22:41.375 INFO blam! 8ce64aa07c98475527b328521e27cfb0057dd3462206f1aa80ff6f946aa9d59e