[INFO] fetching crate stm32l4xx-hal 0.5.0...
[INFO] checking stm32l4xx-hal-0.5.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate stm32l4xx-hal 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate stm32l4xx-hal 0.5.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking crates.io crate stm32l4xx-hal 0.5.0
[INFO] finished tweaking crates.io crate stm32l4xx-hal 0.5.0
[INFO] tweaked toml for crates.io crate stm32l4xx-hal 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate stm32l4xx-hal 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aligned v0.3.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.10
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded as-slice v0.1.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.3
[INFO] [stderr]   Downloaded cortex-m v0.6.1
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.5
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded panic-semihosting v0.5.2
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.20
[INFO] [stderr]   Downloaded syn v0.15.13
[INFO] [stderr]   Downloaded vcell v0.1.0
[INFO] [stderr]   Downloaded stm32l4 v0.8.0
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7f67884ff4efb476722b42818db86b1747ccad933276d445e54b7ddf560f4f01
[INFO] running `Command { std: "docker" "start" "-a" "7f67884ff4efb476722b42818db86b1747ccad933276d445e54b7ddf560f4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f67884ff4efb476722b42818db86b1747ccad933276d445e54b7ddf560f4f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f67884ff4efb476722b42818db86b1747ccad933276d445e54b7ddf560f4f01", kill_on_drop: false }`
[INFO] [stdout] 7f67884ff4efb476722b42818db86b1747ccad933276d445e54b7ddf560f4f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 708fb6c84015ab60c4ef3ef0aa7c07a4f69cace131838d765fa8f70a0f732f32
[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" "708fb6c84015ab60c4ef3ef0aa7c07a4f69cace131838d765fa8f70a0f732f32", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.3
[INFO] [stderr]    Compiling stm32l4 v0.8.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]     Checking stm32l4xx-hal v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: This crate requires one of the following features enabled: stm32l4x1, stm32l4x2, stm32l4x3, stm32l4x4, stm32l4x5 or stm32l4x6
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | compile_error!("This crate requires one of the following features enabled: stm32l4x1, stm32l4x2, stm32l4x3, stm32l4x4, stm32l4x5 or stm32l4x6");
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking panic-semihosting v0.5.2
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stm32l4xx-hal`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "708fb6c84015ab60c4ef3ef0aa7c07a4f69cace131838d765fa8f70a0f732f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708fb6c84015ab60c4ef3ef0aa7c07a4f69cace131838d765fa8f70a0f732f32", kill_on_drop: false }`
[INFO] [stdout] 708fb6c84015ab60c4ef3ef0aa7c07a4f69cace131838d765fa8f70a0f732f32