[INFO] cloning repository https://github.com/mzgoddard/bench-tessel-protocol
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mzgoddard/bench-tessel-protocol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzgoddard%2Fbench-tessel-protocol"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzgoddard%2Fbench-tessel-protocol'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c1f5d9c87fd3cbf8f23a0cb6c3448eb29109025
[INFO] checking mzgoddard/bench-tessel-protocol against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzgoddard%2Fbench-tessel-protocol" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mzgoddard/bench-tessel-protocol on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mzgoddard/bench-tessel-protocol
[INFO] finished tweaking git repo https://github.com/mzgoddard/bench-tessel-protocol
[INFO] tweaked toml for git repo https://github.com/mzgoddard/bench-tessel-protocol written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mzgoddard/bench-tessel-protocol already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tessel v0.2.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a364f35539ca37f77fb0a3813a3e11887532cfb1159602da0e5f51eefc3900a0
[INFO] running `"docker" "start" "-a" "a364f35539ca37f77fb0a3813a3e11887532cfb1159602da0e5f51eefc3900a0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking tessel v0.2.0
[INFO] [stderr] error[E0606]: casting `f64` as `u32` is invalid
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tessel-0.2.0/src/lib.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | const MCU_MAX_SPEED: u32 = 48e6 as u32;
[INFO] [stderr]    |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `i64` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tessel-0.2.0/src/lib.rs:176:12
[INFO] [stderr]     |
[INFO] [stderr] 176 |         if (low as i64) < u8::min_value() as i64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `u8` is invalid
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tessel-0.2.0/src/lib.rs:181:20
[INFO] [stderr]     |
[INFO] [stderr] 181 |             return low as u8;
[INFO] [stderr]     |                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `tessel`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a364f35539ca37f77fb0a3813a3e11887532cfb1159602da0e5f51eefc3900a0"`
[INFO] running `"docker" "rm" "-f" "a364f35539ca37f77fb0a3813a3e11887532cfb1159602da0e5f51eefc3900a0"`
[INFO] [stdout] a364f35539ca37f77fb0a3813a3e11887532cfb1159602da0e5f51eefc3900a0