[INFO] fetching crate oxcc-stm32f767 0.1.0...
[INFO] checking oxcc-stm32f767-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate oxcc-stm32f767 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate oxcc-stm32f767 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oxcc-stm32f767 0.1.0
[INFO] finished tweaking crates.io crate oxcc-stm32f767 0.1.0
[INFO] tweaked toml for crates.io crate oxcc-stm32f767 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10ccaeb899647ca184f01ffd4251893c8a36a19fcfa3f668275a3869803df99b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10ccaeb899647ca184f01ffd4251893c8a36a19fcfa3f668275a3869803df99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10ccaeb899647ca184f01ffd4251893c8a36a19fcfa3f668275a3869803df99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ccaeb899647ca184f01ffd4251893c8a36a19fcfa3f668275a3869803df99b", kill_on_drop: false }`
[INFO] [stdout] 10ccaeb899647ca184f01ffd4251893c8a36a19fcfa3f668275a3869803df99b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6cfb8c27fd79ac5023284b2fd79eeb9e1ddb3a681b307ebb6d885fe0a1f642e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6cfb8c27fd79ac5023284b2fd79eeb9e1ddb3a681b307ebb6d885fe0a1f642e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling oxcc-stm32f767 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]     Checking cortex-m v0.6.3
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stdout]       --> src/stm32f7x7/mod.rs:504662:9
[INFO] [stdout]        |
[INFO] [stdout] 504662 | #[allow(private_no_mangle_statics)]
[INFO] [stdout]        |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: `no longer a warning, `#[no_mangle]` statics always exported`
[INFO] [stdout]       --> src/stm32f7x7/mod.rs:504662:9
[INFO] [stdout]        |
[INFO] [stdout] 504662 | #[allow(private_no_mangle_statics)]
[INFO] [stdout]        |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]        |
[INFO] [stdout]        = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oxcc-stm32f767`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name oxcc_stm32f767 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=1adc84ba47a2cfa7 -C extra-filename=-1adc84ba47a2cfa7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-aee9dfd56e1fcfd6.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-5151d7fa2dba59ae.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-1b8e350253f2bbf3.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d6cfb8c27fd79ac5023284b2fd79eeb9e1ddb3a681b307ebb6d885fe0a1f642e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6cfb8c27fd79ac5023284b2fd79eeb9e1ddb3a681b307ebb6d885fe0a1f642e", kill_on_drop: false }`
[INFO] [stdout] d6cfb8c27fd79ac5023284b2fd79eeb9e1ddb3a681b307ebb6d885fe0a1f642e