Sep 20 03:22:34.833 INFO checking cortex-m-rt-0.3.16 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 20 03:22:34.833 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 20 03:22:34.834 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:22:35.304 INFO blam! 5a36893befa2c452910dd6b768f0e4a42d9dee963ed02cc51655ca4fb5ace25e
Sep 20 03:22:35.319 INFO running `"docker" "start" "-a" "5a36893befa2c452910dd6b768f0e4a42d9dee963ed02cc51655ca4fb5ace25e"`
Sep 20 03:22:37.603 INFO kablam! usermod: no changes
Sep 20 03:22:37.720 INFO kablam!    Compiling num-traits v0.2.6
Sep 20 03:22:40.114 INFO kablam!    Compiling num-integer v0.1.39
Sep 20 03:22:41.291 INFO kablam!    Compiling chrono v0.4.6
Sep 20 03:22:45.539 INFO kablam!    Compiling cortex-m-rt v0.3.16 (/source)
Sep 20 03:22:47.238 INFO kablam! error: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 20 03:22:47.238 INFO kablam!    --> src/lib.rs:493:12
Sep 20 03:22:47.238 INFO kablam!     |
Sep 20 03:22:47.238 INFO kablam! 493 | #![feature(used)]
Sep 20 03:22:47.238 INFO kablam!     |            ^^^^
Sep 20 03:22:47.238 INFO kablam!     |
Sep 20 03:22:47.238 INFO kablam! note: lint level defined here
Sep 20 03:22:47.238 INFO kablam!    --> src/lib.rs:486:9
Sep 20 03:22:47.238 INFO kablam!     |
Sep 20 03:22:47.238 INFO kablam! 486 | #![deny(warnings)]
Sep 20 03:22:47.238 INFO kablam!     |         ^^^^^^^^
Sep 20 03:22:47.238 INFO kablam!     = note: #[deny(stable_features)] implied by #[deny(warnings)]
Sep 20 03:22:47.238 INFO kablam! 
Sep 20 03:22:47.243 INFO kablam! error: aborting due to previous error
Sep 20 03:22:47.243 INFO kablam! 
Sep 20 03:22:47.244 INFO kablam! error: Could not compile `cortex-m-rt`.
Sep 20 03:22:47.244 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 03:22:47.467 INFO kablam! error: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
Sep 20 03:22:47.467 INFO kablam!    --> src/lib.rs:493:12
Sep 20 03:22:47.467 INFO kablam!     |
Sep 20 03:22:47.467 INFO kablam! 493 | #![feature(used)]
Sep 20 03:22:47.467 INFO kablam!     |            ^^^^
Sep 20 03:22:47.467 INFO kablam!     |
Sep 20 03:22:47.467 INFO kablam! note: lint level defined here
Sep 20 03:22:47.467 INFO kablam!    --> src/lib.rs:486:9
Sep 20 03:22:47.467 INFO kablam!     |
Sep 20 03:22:47.467 INFO kablam! 486 | #![deny(warnings)]
Sep 20 03:22:47.467 INFO kablam!     |         ^^^^^^^^
Sep 20 03:22:47.467 INFO kablam!     = note: #[deny(stable_features)] implied by #[deny(warnings)]
Sep 20 03:22:47.467 INFO kablam! 
Sep 20 03:22:47.483 INFO kablam! error: aborting due to previous error
Sep 20 03:22:47.483 INFO kablam! 
Sep 20 03:22:47.490 INFO kablam! error: Could not compile `cortex-m-rt`.
Sep 20 03:22:47.490 INFO kablam! 
Sep 20 03:22:47.490 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 03:22:47.490 INFO kablam! su: No module specific data is present
Sep 20 03:22:48.207 INFO running `"docker" "rm" "-f" "5a36893befa2c452910dd6b768f0e4a42d9dee963ed02cc51655ca4fb5ace25e"`
Sep 20 03:22:48.499 INFO blam! 5a36893befa2c452910dd6b768f0e4a42d9dee963ed02cc51655ca4fb5ace25e