[INFO] cloning repository https://github.com/sadlerap/md2md
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sadlerap/md2md" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadlerap%2Fmd2md", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadlerap%2Fmd2md'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ab4272cf8f8fc1bc844d06d99ebd3a281c7ddf0
[INFO] checking sadlerap/md2md against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadlerap%2Fmd2md" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sadlerap/md2md
[INFO] finished tweaking git repo https://github.com/sadlerap/md2md
[INFO] tweaked toml for git repo https://github.com/sadlerap/md2md written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sadlerap/md2md on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sadlerap/md2md 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "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 sadlerap/md2md against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadlerap%2Fmd2md" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sadlerap/md2md
[INFO] finished tweaking git repo https://github.com/sadlerap/md2md
[INFO] tweaked toml for git repo https://github.com/sadlerap/md2md written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sadlerap/md2md on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sadlerap/md2md 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "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 clap_derive v4.1.9
[INFO] [stderr]   Downloaded io-lifetimes v1.0.7
[INFO] [stderr]   Downloaded clap v4.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa
[INFO] running `Command { std: "docker" "start" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling io-lifetimes v1.0.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking winnow v0.3.5
[INFO] [stderr]     Checking clap_lex v0.3.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.52/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]     Checking rustix v0.36.9
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[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] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.36.9/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.36.9/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_start` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.36.9/src/backend/linux_raw/io/errno.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_start(0xf001))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `rustc_layout_scalar_valid_range_end` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustix-0.36.9/src/backend/linux_raw/io/errno.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[cfg_attr(rustc_attrs, rustc_layout_scalar_valid_range_end(0xffff))]
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustix` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa", kill_on_drop: false }`
[INFO] [stdout] c32c37fec82961b4fd44d54e21b3d3772a8784be6a850394cdc7837e19951eaa
