[INFO] cloning repository https://github.com/bpostlethwaite/spectrak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpostlethwaite/spectrak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59871e38d442c0f6f80a1933e12c0061ae2b3309
[INFO] checking bpostlethwaite/spectrak against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpostlethwaite%2Fspectrak" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bpostlethwaite/spectrak
[INFO] finished tweaking git repo https://github.com/bpostlethwaite/spectrak
[INFO] tweaked toml for git repo https://github.com/bpostlethwaite/spectrak written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bpostlethwaite/spectrak on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bpostlethwaite/spectrak 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded realfft v2.0.1
[INFO] [stderr]   Downloaded primal-check v0.3.1
[INFO] [stderr]   Downloaded ringbuf v0.2.6
[INFO] [stderr]   Downloaded jack-sys v0.2.2
[INFO] [stderr]   Downloaded jack v0.7.1
[INFO] [stderr]   Downloaded smithay-clipboard v0.6.4
[INFO] [stderr]   Downloaded atomic_refcell v0.1.7
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.14.0
[INFO] [stderr]   Downloaded x11-clipboard v0.5.2
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 335d0a0270b2889e4b896ac351971480564ba87f1ff628e00069e05bd5b81384
[INFO] running `Command { std: "docker" "start" "-a" "335d0a0270b2889e4b896ac351971480564ba87f1ff628e00069e05bd5b81384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "335d0a0270b2889e4b896ac351971480564ba87f1ff628e00069e05bd5b81384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335d0a0270b2889e4b896ac351971480564ba87f1ff628e00069e05bd5b81384", kill_on_drop: false }`
[INFO] [stdout] 335d0a0270b2889e4b896ac351971480564ba87f1ff628e00069e05bd5b81384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9560a00b57bb26ba826188f4f36414bac8fa350e1cbceb8e5ec6bb899b4c822
[INFO] running `Command { std: "docker" "start" "-a" "d9560a00b57bb26ba826188f4f36414bac8fa350e1cbceb8e5ec6bb899b4c822", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking emath v0.14.0 (https://github.com/emilk/egui?branch=master#67bf716b)
[INFO] [stderr]     Checking atomic_refcell v0.1.7
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]     Checking primal-check v0.3.1
[INFO] [stderr]    Compiling cgmath v0.18.0
[INFO] [stderr]     Checking transpose v0.2.1
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking ringbuf v0.2.6
[INFO] [stderr]     Checking nom v7.0.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking rustfft v6.0.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking memmap2 v0.2.3
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking epaint v0.14.0 (https://github.com/emilk/egui?branch=master#67bf716b)
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking jack-sys v0.2.2
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking jack v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.30.2
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/jack-0.7.1/src/transport.rs:393:41
[INFO] [stdout]     |
[INFO] [stdout] 393 |             .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-1949cf8c6b5b557f/jack-0.7.1/src/transport.rs:394:38
[INFO] [stdout]     |
[INFO] [stdout] 394 |             .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-1949cf8c6b5b557f/jack-0.7.1/src/transport.rs:395:38
[INFO] [stdout]     |
[INFO] [stdout] 395 |             .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-1949cf8c6b5b557f/jack-0.7.1/src/transport.rs:396:43
[INFO] [stdout]     |
[INFO] [stdout] 396 |             .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" "d9560a00b57bb26ba826188f4f36414bac8fa350e1cbceb8e5ec6bb899b4c822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9560a00b57bb26ba826188f4f36414bac8fa350e1cbceb8e5ec6bb899b4c822", kill_on_drop: false }`
[INFO] [stdout] d9560a00b57bb26ba826188f4f36414bac8fa350e1cbceb8e5ec6bb899b4c822
