[INFO] cloning repository https://github.com/Jikstra/jack-midimonitor-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jikstra/jack-midimonitor-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJikstra%2Fjack-midimonitor-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJikstra%2Fjack-midimonitor-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 45a03b588355a2d62ed1c98985f61272d13f383f [INFO] checking Jikstra/jack-midimonitor-rust/45a03b588355a2d62ed1c98985f61272d13f383f against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJikstra%2Fjack-midimonitor-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jikstra/jack-midimonitor-rust on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jikstra/jack-midimonitor-rust [INFO] finished tweaking git repo https://github.com/Jikstra/jack-midimonitor-rust [INFO] tweaked toml for git repo https://github.com/Jikstra/jack-midimonitor-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Jikstra/jack-midimonitor-rust 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jack-sys v0.2.2 [INFO] [stderr] Downloaded jack v0.6.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a569d9ef4772d0c883ae53ed84117193b5198129423f719be203df95f7d4dd9 [INFO] running `Command { std: "docker" "start" "-a" "8a569d9ef4772d0c883ae53ed84117193b5198129423f719be203df95f7d4dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a569d9ef4772d0c883ae53ed84117193b5198129423f719be203df95f7d4dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a569d9ef4772d0c883ae53ed84117193b5198129423f719be203df95f7d4dd9", kill_on_drop: false }` [INFO] [stdout] 8a569d9ef4772d0c883ae53ed84117193b5198129423f719be203df95f7d4dd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd488371b40dc4042ca93e13622948c62b623b38c24a7f71d2e711b486790168 [INFO] running `Command { std: "docker" "start" "-a" "cd488371b40dc4042ca93e13622948c62b623b38c24a7f71d2e711b486790168", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking jack-sys v0.2.2 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking jack v0.6.6 [INFO] [stdout] error[E0793]: reference to packed field is unaligned [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/jack-0.6.6/src/transport.rs:395:41 [INFO] [stdout] | [INFO] [stdout] 395 | .field("unique_1", unsafe { &self.0.unique_1 }) [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[E0793]: reference to packed field is unaligned [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/jack-0.6.6/src/transport.rs:396:38 [INFO] [stdout] | [INFO] [stdout] 396 | .field("usecs", unsafe { &self.0.usecs }) [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[E0793]: reference to packed field is unaligned [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/jack-0.6.6/src/transport.rs:397:38 [INFO] [stdout] | [INFO] [stdout] 397 | .field("frame", unsafe { &self.0.frame }) [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[E0793]: reference to packed field is unaligned [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/jack-0.6.6/src/transport.rs:398:43 [INFO] [stdout] | [INFO] [stdout] 398 | .field("frame_rate", unsafe { &self.0.frame_rate }) [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] For more information about this error, try `rustc --explain E0793`. [INFO] [stdout] [INFO] [stderr] error: could not compile `jack` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "cd488371b40dc4042ca93e13622948c62b623b38c24a7f71d2e711b486790168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd488371b40dc4042ca93e13622948c62b623b38c24a7f71d2e711b486790168", kill_on_drop: false }` [INFO] [stdout] cd488371b40dc4042ca93e13622948c62b623b38c24a7f71d2e711b486790168