[INFO] cloning repository https://github.com/Leonti/rust-socket-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leonti/rust-socket-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonti%2Frust-socket-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonti%2Frust-socket-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fa0e7016aff899624955b07f456c2ab7c53ae15
[INFO] checking Leonti/rust-socket-server/4fa0e7016aff899624955b07f456c2ab7c53ae15 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonti%2Frust-socket-server" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Leonti/rust-socket-server on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Leonti/rust-socket-server
[INFO] finished tweaking git repo https://github.com/Leonti/rust-socket-server
[INFO] tweaked toml for git repo https://github.com/Leonti/rust-socket-server written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Leonti/rust-socket-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8b22babb01f2481a535c89e095365bd4d765201c13d94acbf06d08b6734747
[INFO] running `Command { std: "docker" "start" "-a" "bc8b22babb01f2481a535c89e095365bd4d765201c13d94acbf06d08b6734747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8b22babb01f2481a535c89e095365bd4d765201c13d94acbf06d08b6734747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8b22babb01f2481a535c89e095365bd4d765201c13d94acbf06d08b6734747", kill_on_drop: false }`
[INFO] [stdout] bc8b22babb01f2481a535c89e095365bd4d765201c13d94acbf06d08b6734747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0513b8645275b284fc13094c35b0206dd65ce8ad6525059ee7ae7caa4e1a10c2
[INFO] running `Command { std: "docker" "start" "-a" "0513b8645275b284fc13094c35b0206dd65ce8ad6525059ee7ae7caa4e1a10c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.80
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling syn v0.15.18
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[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking utf-8 v0.7.4
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking rpos_drv v0.2.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking rplidar_drv v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rplidar_drv-0.6.0/src/ultra_capsuled_parser.rs:138:36
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]     = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]     = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0793`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rplidar_drv` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0513b8645275b284fc13094c35b0206dd65ce8ad6525059ee7ae7caa4e1a10c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0513b8645275b284fc13094c35b0206dd65ce8ad6525059ee7ae7caa4e1a10c2", kill_on_drop: false }`
[INFO] [stdout] 0513b8645275b284fc13094c35b0206dd65ce8ad6525059ee7ae7caa4e1a10c2