[INFO] cloning repository https://github.com/JCBurnside/macro_use_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JCBurnside/macro_use_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17e98407276a1a4e669a85db4abd5d6361983eb9
[INFO] documenting JCBurnside/macro_use_example against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JCBurnside/macro_use_example on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] finished tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] tweaked toml for git repo https://github.com/JCBurnside/macro_use_example written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JCBurnside/macro_use_example 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] documenting JCBurnside/macro_use_example against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JCBurnside/macro_use_example on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] finished tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] tweaked toml for git repo https://github.com/JCBurnside/macro_use_example written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JCBurnside/macro_use_example 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" "+beta-2023-12-22" "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] documenting JCBurnside/macro_use_example against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJCBurnside%2Fmacro_use_example" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JCBurnside/macro_use_example on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] finished tweaking git repo https://github.com/JCBurnside/macro_use_example
[INFO] tweaked toml for git repo https://github.com/JCBurnside/macro_use_example written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JCBurnside/macro_use_example 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" "+beta-2023-12-22" "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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b01000cd80ba7ffd55109dce1b82cb5eb8e54a71d23980ca67880e1e9fb722d
[INFO] running `Command { std: "docker" "start" "-a" "5b01000cd80ba7ffd55109dce1b82cb5eb8e54a71d23980ca67880e1e9fb722d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b01000cd80ba7ffd55109dce1b82cb5eb8e54a71d23980ca67880e1e9fb722d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b01000cd80ba7ffd55109dce1b82cb5eb8e54a71d23980ca67880e1e9fb722d", kill_on_drop: false }`
[INFO] [stdout] 5b01000cd80ba7ffd55109dce1b82cb5eb8e54a71d23980ca67880e1e9fb722d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b78a22bd803b36152a145e430dd12de8469f826b9e5bb263e10d84874739b655
[INFO] running `Command { std: "docker" "start" "-a" "b78a22bd803b36152a145e430dd12de8469f826b9e5bb263e10d84874739b655", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking macro_support v0.0.1 (/opt/rustwide/workdir/macro_support)
[INFO] [stderr]  Documenting macro_support v0.0.1 (/opt/rustwide/workdir/macro_support)
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]  Documenting macro_export v0.0.1 (/opt/rustwide/workdir/macro_export)
[INFO] [stderr]    Compiling macro_export v0.0.1 (/opt/rustwide/workdir/macro_export)
[INFO] [stderr]  Documenting macro_sample v0.1.0 (/opt/rustwide/workdir/macro_sample)
[INFO] [stdout] error: expected identifier, found `"test_t"`
[INFO] [stdout]  --> macro_sample/src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[format]
[INFO] [stdout]   | ^^^^^^^^^ expected identifier
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the attribute macro `format` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `macro_sample`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type bin --crate-name macro_sample macro_sample/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=887f7de1a77d886c -L dependency=/opt/rustwide/target/debug/deps --extern macro_export=/opt/rustwide/target/debug/deps/libmacro_export-457cbdc38f40231f.so --extern macro_support=/opt/rustwide/target/debug/deps/libmacro_support-c46cfeec16953831.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b78a22bd803b36152a145e430dd12de8469f826b9e5bb263e10d84874739b655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b78a22bd803b36152a145e430dd12de8469f826b9e5bb263e10d84874739b655", kill_on_drop: false }`
[INFO] [stdout] b78a22bd803b36152a145e430dd12de8469f826b9e5bb263e10d84874739b655
