[INFO] fetching crate tca62724fmg 0.1.2...
[INFO] testing tca62724fmg-0.1.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate tca62724fmg 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tca62724fmg 0.1.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking crates.io crate tca62724fmg 0.1.2
[INFO] finished tweaking crates.io crate tca62724fmg 0.1.2
[INFO] tweaked toml for crates.io crate tca62724fmg 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate tca62724fmg 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32h7xx-hal v0.4.0
[INFO] [stderr]   Downloaded stm32h7 v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47da8dc2a7c8bdc5db5a565a865df14b346e401cccfc323ff9ad7766f3bc4146
[INFO] running `Command { std: "docker" "start" "-a" "47da8dc2a7c8bdc5db5a565a865df14b346e401cccfc323ff9ad7766f3bc4146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47da8dc2a7c8bdc5db5a565a865df14b346e401cccfc323ff9ad7766f3bc4146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47da8dc2a7c8bdc5db5a565a865df14b346e401cccfc323ff9ad7766f3bc4146", kill_on_drop: false }`
[INFO] [stdout] 47da8dc2a7c8bdc5db5a565a865df14b346e401cccfc323ff9ad7766f3bc4146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f317b674870b5695a9d3f23b319a21f4dace46bd820990630c37539e47dfd116
[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" "f317b674870b5695a9d3f23b319a21f4dace46bd820990630c37539e47dfd116", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling tca62724fmg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:143:34
[INFO] [stdout]     |
[INFO] [stdout] 143 | const SUBADDR_NAA_SETTINGS: u8 = (0x04 | AUTO_INCREMENT_OFF);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 | const BIT_SHDN: u8 = (1 << 0);
[INFO] [stdout]     |                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:149:24
[INFO] [stdout]     |
[INFO] [stdout] 149 | const BIT_ENABLE: u8 = (1 << 1);
[INFO] [stdout]     |                        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f317b674870b5695a9d3f23b319a21f4dace46bd820990630c37539e47dfd116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f317b674870b5695a9d3f23b319a21f4dace46bd820990630c37539e47dfd116", kill_on_drop: false }`
[INFO] [stdout] f317b674870b5695a9d3f23b319a21f4dace46bd820990630c37539e47dfd116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb35c0e638e8b1690d4d871ca0d55426f39a4753e29a522bffe17b9f9da61ab
[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" "efb35c0e638e8b1690d4d871ca0d55426f39a4753e29a522bffe17b9f9da61ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling stm32h7 v0.10.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:143:34
[INFO] [stdout]     |
[INFO] [stdout] 143 | const SUBADDR_NAA_SETTINGS: u8 = (0x04 | AUTO_INCREMENT_OFF);
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 | const BIT_SHDN: u8 = (1 << 0);
[INFO] [stdout]     |                      ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:149:24
[INFO] [stdout]     |
[INFO] [stdout] 149 | const BIT_ENABLE: u8 = (1 << 1);
[INFO] [stdout]     |                        ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32h7xx-hal v0.4.0
[INFO] [stderr] error: could not compile `stm32h7`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name stm32h7 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32h7-0.10.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="cortex-m-rt"' --cfg 'feature="default"' --cfg 'feature="rt"' --cfg 'feature="stm32h743"' -C metadata=f58d9eb430fee9f1 -C extra-filename=-f58d9eb430fee9f1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-ff187829b2eda809.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-3cce5e868ac91d8e.rmeta --extern cortex_m_rt=/opt/rustwide/target/debug/deps/libcortex_m_rt-e7bd6cdd589a8a7a.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-84a0b3e335908f84.rmeta --cap-lints allow --cap-lints=forbid -L /opt/rustwide/target/debug/build/stm32h7-4a9525c510f75400/out -L /opt/rustwide/target/debug/build/cortex-m-rt-83feb9bd11be4a51/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32h7xx-hal-0.4.0/src/rng.rs:110:67
[INFO] [stdout]     |
[INFO] [stdout] 110 |                         let bytes: [$type; BATCH_SIZE] = unsafe { mem::transmute(random_word) };
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 | rng_core!(usize, u32, u16, u8);
[INFO] [stdout]     | ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: `u32` (32 bits)
[INFO] [stdout]     = note: target type: `[usize; 0]` (0 bits)
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "efb35c0e638e8b1690d4d871ca0d55426f39a4753e29a522bffe17b9f9da61ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb35c0e638e8b1690d4d871ca0d55426f39a4753e29a522bffe17b9f9da61ab", kill_on_drop: false }`
[INFO] [stdout] efb35c0e638e8b1690d4d871ca0d55426f39a4753e29a522bffe17b9f9da61ab