[INFO] updating cached repository https://github.com/Nercury/hack-the-crab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70957796dc9fe141ca27ddde161346c09556e975
[INFO] testing Nercury/hack-the-crab against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNercury%2Fhack-the-crab" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nercury/hack-the-crab on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Nercury/hack-the-crab
[INFO] finished tweaking git repo https://github.com/Nercury/hack-the-crab
[INFO] tweaked toml for git repo https://github.com/Nercury/hack-the-crab written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nercury/hack-the-crab already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 049487a6fe44e032df3ff5e418725730d65dd73d9ac8fc179c970bc9d91da71e
[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" "049487a6fe44e032df3ff5e418725730d65dd73d9ac8fc179c970bc9d91da71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "049487a6fe44e032df3ff5e418725730d65dd73d9ac8fc179c970bc9d91da71e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049487a6fe44e032df3ff5e418725730d65dd73d9ac8fc179c970bc9d91da71e", kill_on_drop: false }`
[INFO] [stdout] 049487a6fe44e032df3ff5e418725730d65dd73d9ac8fc179c970bc9d91da71e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 494cfc5bfa60d803990b3ce6b8c650913867b39405d72490520306f86f1a3cdd
[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" "494cfc5bfa60d803990b3ce6b8c650913867b39405d72490520306f86f1a3cdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32g0 v0.10.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling heapless v0.5.1
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rtfm-core v0.3.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling as-slice v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling aligned v0.3.1
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.6
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[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" "494cfc5bfa60d803990b3ce6b8c650913867b39405d72490520306f86f1a3cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494cfc5bfa60d803990b3ce6b8c650913867b39405d72490520306f86f1a3cdd", kill_on_drop: false }`
[INFO] [stdout] 494cfc5bfa60d803990b3ce6b8c650913867b39405d72490520306f86f1a3cdd