[INFO] fetching crate dps422 0.1.1...
[INFO] testing dps422-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dps422 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate dps422 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking crates.io crate dps422 0.1.1
[INFO] finished tweaking crates.io crate dps422 0.1.1
[INFO] tweaked toml for crates.io crate dps422 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate dps422 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83c896e4ad33aa0d617e7cd4b31b105be5c2dc0691d1563bbf133735ec4314d5
[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" "83c896e4ad33aa0d617e7cd4b31b105be5c2dc0691d1563bbf133735ec4314d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c896e4ad33aa0d617e7cd4b31b105be5c2dc0691d1563bbf133735ec4314d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c896e4ad33aa0d617e7cd4b31b105be5c2dc0691d1563bbf133735ec4314d5", kill_on_drop: false }`
[INFO] [stdout] 83c896e4ad33aa0d617e7cd4b31b105be5c2dc0691d1563bbf133735ec4314d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10dcad5d1ddfae47625527016b0f36e0d52aa6089b83097d1540ad1c563c156e
[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" "10dcad5d1ddfae47625527016b0f36e0d52aa6089b83097d1540ad1c563c156e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling dps422 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "10dcad5d1ddfae47625527016b0f36e0d52aa6089b83097d1540ad1c563c156e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10dcad5d1ddfae47625527016b0f36e0d52aa6089b83097d1540ad1c563c156e", kill_on_drop: false }`
[INFO] [stdout] 10dcad5d1ddfae47625527016b0f36e0d52aa6089b83097d1540ad1c563c156e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 190ac2c1abcb9c6424e4f7ceba3d95db4cbd1691aca5fc9dd44cd4bb51ac57b7
[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" "190ac2c1abcb9c6424e4f7ceba3d95db4cbd1691aca5fc9dd44cd4bb51ac57b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling stm32g0 v0.10.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling dps422 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32g0xx-hal v0.0.7
[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/stm32g0xx-hal-0.0.7/src/rng.rs:176:67
[INFO] [stdout]     |
[INFO] [stdout] 176 |                         let bytes: [$type; BATCH_SIZE] = unsafe { mem::transmute(random_word) };
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 | 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: could not compile `stm32g0xx-hal`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "190ac2c1abcb9c6424e4f7ceba3d95db4cbd1691aca5fc9dd44cd4bb51ac57b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190ac2c1abcb9c6424e4f7ceba3d95db4cbd1691aca5fc9dd44cd4bb51ac57b7", kill_on_drop: false }`
[INFO] [stdout] 190ac2c1abcb9c6424e4f7ceba3d95db4cbd1691aca5fc9dd44cd4bb51ac57b7