[INFO] fetching crate stm32f7x2 0.2.0...
[INFO] checking stm32f7x2-0.2.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate stm32f7x2 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate stm32f7x2 0.2.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stm32f7x2 0.2.0
[INFO] finished tweaking crates.io crate stm32f7x2 0.2.0
[INFO] tweaked toml for crates.io crate stm32f7x2 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 7e9a0d1aab8b83738f9c6574552bd769b9653a592f7c955325d2d91f6ddce8cf
[INFO] running `"docker" "start" "-a" "7e9a0d1aab8b83738f9c6574552bd769b9653a592f7c955325d2d91f6ddce8cf"`
[INFO] [stderr]    Compiling cortex-m v0.4.3
[INFO] [stderr]     Checking untagged-option v0.1.1
[INFO] [stderr]     Checking stm32f7x2 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:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |     #[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:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |     #[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 `stm32f7x2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name stm32f7x2 src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=bbd9a0577013794a -C extra-filename=-bbd9a0577013794a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-bf6fbf646d8c2c41.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-d9cbb75e6c7259c9.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-8da1f443aa08f1d9.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 `stm32f7x2`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7e9a0d1aab8b83738f9c6574552bd769b9653a592f7c955325d2d91f6ddce8cf"`
[INFO] running `"docker" "rm" "-f" "7e9a0d1aab8b83738f9c6574552bd769b9653a592f7c955325d2d91f6ddce8cf"`
[INFO] [stdout] 7e9a0d1aab8b83738f9c6574552bd769b9653a592f7c955325d2d91f6ddce8cf