[INFO] cloning repository https://github.com/mjhouse/mil_std_1553b_sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjhouse/mil_std_1553b_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhouse%2Fmil_std_1553b_sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhouse%2Fmil_std_1553b_sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8371a2b465544e85e15f07bc08eadf70aa0ed38a
[INFO] checking mjhouse/mil_std_1553b_sim against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhouse%2Fmil_std_1553b_sim" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjhouse/mil_std_1553b_sim
[INFO] finished tweaking git repo https://github.com/mjhouse/mil_std_1553b_sim
[INFO] tweaked toml for git repo https://github.com/mjhouse/mil_std_1553b_sim written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjhouse/mil_std_1553b_sim on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjhouse/mil_std_1553b_sim 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mjhouse/mil_std_1553b_sim against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhouse%2Fmil_std_1553b_sim" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjhouse/mil_std_1553b_sim
[INFO] finished tweaking git repo https://github.com/mjhouse/mil_std_1553b_sim
[INFO] tweaked toml for git repo https://github.com/mjhouse/mil_std_1553b_sim written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjhouse/mil_std_1553b_sim on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjhouse/mil_std_1553b_sim 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-script v0.5.5
[INFO] [stderr]   Downloaded svgtypes v0.8.1
[INFO] [stderr]   Downloaded slint-build v0.3.0
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.1
[INFO] [stderr]   Downloaded xmlparser v0.13.5
[INFO] [stderr]   Downloaded cpp v0.5.7
[INFO] [stderr]   Downloaded cpp_build v0.5.7
[INFO] [stderr]   Downloaded cpp_common v0.5.7
[INFO] [stderr]   Downloaded rgb v0.8.34
[INFO] [stderr]   Downloaded cpp_macros v0.5.7
[INFO] [stderr]   Downloaded i-slint-backend-selector v0.3.0
[INFO] [stderr]   Downloaded clru v0.5.0
[INFO] [stderr]   Downloaded dark-light v0.2.3
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.2
[INFO] [stderr]   Downloaded const-field-offset v0.1.2
[INFO] [stderr]   Downloaded fontdb v0.9.1
[INFO] [stderr]   Downloaded qttypes v0.2.8
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.1
[INFO] [stderr]   Downloaded zbus_macros v3.2.0
[INFO] [stderr]   Downloaded imgref v1.9.4
[INFO] [stderr]   Downloaded roxmltree v0.15.1
[INFO] [stderr]   Downloaded i-slint-backend-qt v0.3.0
[INFO] [stderr]   Downloaded femtovg v0.3.5
[INFO] [stderr]   Downloaded resvg v0.23.0
[INFO] [stderr]   Downloaded slint v0.3.0
[INFO] [stderr]   Downloaded zbus v3.2.0
[INFO] [stderr]   Downloaded xcb v1.1.1
[INFO] [stderr]   Downloaded i-slint-core v0.3.0
[INFO] [stderr]   Downloaded fontdue v0.7.2
[INFO] [stderr]   Downloaded tiny-skia v0.6.6
[INFO] [stderr]   Downloaded i-slint-compiler v0.3.0
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.4
[INFO] [stderr]   Downloaded lyon_geom v1.0.1
[INFO] [stderr]   Downloaded vtable v0.1.9
[INFO] [stderr]   Downloaded lyon_path v1.0.1
[INFO] [stderr]   Downloaded rowan v0.15.10
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.1
[INFO] [stderr]   Downloaded usvg v0.23.0
[INFO] [stderr]   Downloaded slint-macros v0.3.0
[INFO] [stderr]   Downloaded i-slint-common v0.3.0
[INFO] [stderr]   Downloaded vtable-macro v0.1.9
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded lyon_extra v1.0.1
[INFO] [stderr]   Downloaded toml_edit v0.14.4
[INFO] [stderr]   Downloaded x11-clipboard v0.6.1
[INFO] [stderr]   Downloaded i-slint-backend-winit v0.3.0
[INFO] [stderr]   Downloaded copypasta v0.8.1
[INFO] [stderr]   Downloaded i-slint-core-macros v0.3.0
[INFO] [stderr]   Downloaded smol_str v0.1.23
[INFO] [stderr]   Downloaded dconf_rs v0.3.0
[INFO] [stderr]   Downloaded detect-desktop-environment v0.2.0
[INFO] [stderr]   Downloaded rustybuzz v0.5.1
[INFO] [stderr]   Downloaded tiff v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad6d0a3680bc34069840ccdbf6f6e1a7a4643d792966a7971fbdbb97a95e9c89
[INFO] running `Command { std: "docker" "start" "-a" "ad6d0a3680bc34069840ccdbf6f6e1a7a4643d792966a7971fbdbb97a95e9c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6d0a3680bc34069840ccdbf6f6e1a7a4643d792966a7971fbdbb97a95e9c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6d0a3680bc34069840ccdbf6f6e1a7a4643d792966a7971fbdbb97a95e9c89", kill_on_drop: false }`
[INFO] [stdout] ad6d0a3680bc34069840ccdbf6f6e1a7a4643d792966a7971fbdbb97a95e9c89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9f04db8de19cff347718f73e4826a00d0bc586558aac8a0b0a06034946fc54
[INFO] running `Command { std: "docker" "start" "-a" "8f9f04db8de19cff347718f73e4826a00d0bc586558aac8a0b0a06034946fc54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling atomic-polyfill v1.0.1
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-general-category v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8f9f04db8de19cff347718f73e4826a00d0bc586558aac8a0b0a06034946fc54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9f04db8de19cff347718f73e4826a00d0bc586558aac8a0b0a06034946fc54", kill_on_drop: false }`
[INFO] [stdout] 8f9f04db8de19cff347718f73e4826a00d0bc586558aac8a0b0a06034946fc54