[INFO] fetching crate melange 0.1.0...
[INFO] testing melange-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate melange 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate melange 0.1.0
[INFO] finished tweaking crates.io crate melange 0.1.0
[INFO] tweaked toml for crates.io crate melange 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melange 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding cblas v0.2.0 (available: v0.5.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.2.0)
[INFO] [stderr]       Adding openblas-src v0.9.0 (available: v0.10.13)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d58ded65e8ca7cf4326ce16ba84c57bc3fd58b8982a21e305a6bc805b03e3f16
[INFO] running `Command { std: "docker" "start" "-a" "d58ded65e8ca7cf4326ce16ba84c57bc3fd58b8982a21e305a6bc805b03e3f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d58ded65e8ca7cf4326ce16ba84c57bc3fd58b8982a21e305a6bc805b03e3f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58ded65e8ca7cf4326ce16ba84c57bc3fd58b8982a21e305a6bc805b03e3f16", kill_on_drop: false }`
[INFO] [stdout] d58ded65e8ca7cf4326ce16ba84c57bc3fd58b8982a21e305a6bc805b03e3f16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f341e5de1f4ffa8a6ec7ab0a208aaf6f46c400dde7e10675c08c98e777be05
[INFO] running `Command { std: "docker" "start" "-a" "e4f341e5de1f4ffa8a6ec7ab0a208aaf6f46c400dde7e10675c08c98e777be05", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling openblas-src v0.9.0
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling cblas v0.2.0
[INFO] [stderr]    Compiling melange_macros v0.1.0
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/melange_macros-0.1.0/src/operation_syntax.rs:68:47
[INFO] [stdout]     |
[INFO] [stdout]  68 |         let (paren_token, types) = match syn::group::parse_parens(&input) {
[INFO] [stdout]     |                                               ^^^^^  ------------ function `parse_parens` is not publicly re-exported
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `melange_macros` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "e4f341e5de1f4ffa8a6ec7ab0a208aaf6f46c400dde7e10675c08c98e777be05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f341e5de1f4ffa8a6ec7ab0a208aaf6f46c400dde7e10675c08c98e777be05", kill_on_drop: false }`
[INFO] [stdout] e4f341e5de1f4ffa8a6ec7ab0a208aaf6f46c400dde7e10675c08c98e777be05