[INFO] fetching crate stm32f4-prng 0.1.1...
[INFO] checking stm32f4-prng-0.1.1 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate stm32f4-prng 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate stm32f4-prng 0.1.1
[INFO] finished tweaking crates.io crate stm32f4-prng 0.1.1
[INFO] tweaked toml for crates.io crate stm32f4-prng 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stm32f4-prng 0.1.1 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.0)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (available: v0.10.0)
[INFO] [stderr]       Adding stm32f4xx-hal v0.8.3 (available: v0.23.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ff0863ebb29ecc566fd673c8f2b57fd785bc879fb65ed052ef5373cc68c45aa
[INFO] running `Command { std: "docker" "start" "-a" "2ff0863ebb29ecc566fd673c8f2b57fd785bc879fb65ed052ef5373cc68c45aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff0863ebb29ecc566fd673c8f2b57fd785bc879fb65ed052ef5373cc68c45aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff0863ebb29ecc566fd673c8f2b57fd785bc879fb65ed052ef5373cc68c45aa", kill_on_drop: false }`
[INFO] [stdout] 2ff0863ebb29ecc566fd673c8f2b57fd785bc879fb65ed052ef5373cc68c45aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c7a1303862f6968bfcac42da2e78fc93cbddb27bd1bcbd953ad948747d7e97e
[INFO] running `Command { std: "docker" "start" "-a" "2c7a1303862f6968bfcac42da2e78fc93cbddb27bd1bcbd953ad948747d7e97e", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]     Checking stm32f4xx-hal v0.8.3
[INFO] [stderr] error: could not compile `stm32f4xx-hal` (lib) due to 1 previous error
[INFO] [stdout] error: This crate requires one of the following device features enabled:
[INFO] [stdout]                stm32f401
[INFO] [stdout]                stm32f405
[INFO] [stdout]                stm32f407
[INFO] [stdout]                stm32f410
[INFO] [stdout]                stm32f411
[INFO] [stdout]                stm32f412
[INFO] [stdout]                stm32f413
[INFO] [stdout]                stm32f415
[INFO] [stdout]                stm32f417
[INFO] [stdout]                stm32f423
[INFO] [stdout]                stm32f427
[INFO] [stdout]                stm32f429
[INFO] [stdout]                stm32f437
[INFO] [stdout]                stm32f439
[INFO] [stdout]                stm32f446
[INFO] [stdout]                stm32f469
[INFO] [stdout]                stm32f479
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/stm32f4xx-hal-0.8.3/src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout]  5 | / compile_error!(
[INFO] [stdout]  6 | |     "This crate requires one of the following device features enabled:
[INFO] [stdout]  7 | |         stm32f401
[INFO] [stdout]  8 | |         stm32f405
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |         stm32f479"
[INFO] [stdout] 24 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2c7a1303862f6968bfcac42da2e78fc93cbddb27bd1bcbd953ad948747d7e97e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7a1303862f6968bfcac42da2e78fc93cbddb27bd1bcbd953ad948747d7e97e", kill_on_drop: false }`
[INFO] [stdout] 2c7a1303862f6968bfcac42da2e78fc93cbddb27bd1bcbd953ad948747d7e97e