[INFO] crate stm32f7x6 0.2.0 is already in cache
[INFO] checking stm32f7x6-0.2.0 against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] extracting crate stm32f7x6 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate stm32f7x6 0.2.0 on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stm32f7x6 0.2.0
[INFO] finished tweaking crates.io crate stm32f7x6 0.2.0
[INFO] tweaked toml for crates.io crate stm32f7x6 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c63369ab8e29a92ccdf88f525cf0eb84ef8f885e3a38146e0cf35bb075bb4eaa
[INFO] running `"docker" "start" "-a" "c63369ab8e29a92ccdf88f525cf0eb84ef8f885e3a38146e0cf35bb075bb4eaa"`
[INFO] [stderr]     Checking stm32f7x6 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stderr]  --> src/lib.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![allow(private_no_mangle_statics)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: unused doc comment
[INFO] [stderr]   --> src/lib.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |       #[doc = r" Hack to compile on x86"]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 34 |       #[cfg(all(target_arch = "x86_64", feature = "rt"))]
[INFO] [stderr] 35 | /     global_asm!(
[INFO] [stderr] 36 | |         "
[INFO] [stderr] 37 | |                     DH_TRAMPOLINE:
[INFO] [stderr] 38 | |                         jmp DEFAULT_HANDLER
[INFO] [stderr] 39 | |                     "
[INFO] [stderr] 40 | |     );
[INFO] [stderr]    | |______- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr] 7  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] error: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stderr]    --> src/lib.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |     #[allow(private_no_mangle_statics)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:7:9
[INFO] [stderr]     |
[INFO] [stderr] 7   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stderr]  --> src/lib.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![allow(private_no_mangle_statics)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: unused doc comment
[INFO] [stderr]   --> src/lib.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |       #[doc = r" Hack to compile on x86"]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 34 |       #[cfg(all(target_arch = "x86_64", feature = "rt"))]
[INFO] [stderr] 35 | /     global_asm!(
[INFO] [stderr] 36 | |         "
[INFO] [stderr] 37 | |                     DH_TRAMPOLINE:
[INFO] [stderr] 38 | |                         jmp DEFAULT_HANDLER
[INFO] [stderr] 39 | |                     "
[INFO] [stderr] 40 | |     );
[INFO] [stderr]    | |______- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr] 7  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_doc_comments)]` implied by `#[deny(warnings)]`
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] error: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stderr]    --> src/lib.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |     #[allow(private_no_mangle_statics)]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:7:9
[INFO] [stderr]     |
[INFO] [stderr] 7   | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `stm32f7x6`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name stm32f7x6 src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=12fc9ca5a0988268 -C extra-filename=-12fc9ca5a0988268 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-78f40dbb2445c741.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-cbda0f203292511b.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-182325a9bfe2f083.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `stm32f7x6`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c63369ab8e29a92ccdf88f525cf0eb84ef8f885e3a38146e0cf35bb075bb4eaa"`
[INFO] running `"docker" "rm" "-f" "c63369ab8e29a92ccdf88f525cf0eb84ef8f885e3a38146e0cf35bb075bb4eaa"`
[INFO] [stdout] c63369ab8e29a92ccdf88f525cf0eb84ef8f885e3a38146e0cf35bb075bb4eaa