[INFO] cloning repository https://github.com/snorrwe/rustc-crash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snorrwe/rustc-crash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorrwe%2Frustc-crash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorrwe%2Frustc-crash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37329101be5acd7426f4a3dce60342c950da1806
[INFO] checking snorrwe/rustc-crash against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnorrwe%2Frustc-crash" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snorrwe/rustc-crash on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/snorrwe/rustc-crash
[INFO] finished tweaking git repo https://github.com/snorrwe/rustc-crash
[INFO] tweaked toml for git repo https://github.com/snorrwe/rustc-crash written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/snorrwe/rustc-crash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac74e8cf41d0c768d4db23789be84e45efc55deac73c2b100c595a8f263aa71f
[INFO] running `Command { std: "docker" "start" "-a" "ac74e8cf41d0c768d4db23789be84e45efc55deac73c2b100c595a8f263aa71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac74e8cf41d0c768d4db23789be84e45efc55deac73c2b100c595a8f263aa71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac74e8cf41d0c768d4db23789be84e45efc55deac73c2b100c595a8f263aa71f", kill_on_drop: false }`
[INFO] [stdout] ac74e8cf41d0c768d4db23789be84e45efc55deac73c2b100c595a8f263aa71f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ccccba7b51b9588ca772b416d45be2715cdd7539ed84c48f83a3245fbb7b38a
[INFO] running `Command { std: "docker" "start" "-a" "6ccccba7b51b9588ca772b416d45be2715cdd7539ed84c48f83a3245fbb7b38a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking proc-boi v0.1.0 (/opt/rustwide/workdir/proc-boi)
[INFO] [stderr]     Checking boi v0.1.0 (/opt/rustwide/workdir/boi)
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]  --> boi/src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(proc_boi::Problematic)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: `","` is not a valid identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `boi`
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]  --> boi/src/lib.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(proc_boi::Problematic)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: message: `","` is not a valid identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6ccccba7b51b9588ca772b416d45be2715cdd7539ed84c48f83a3245fbb7b38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccccba7b51b9588ca772b416d45be2715cdd7539ed84c48f83a3245fbb7b38a", kill_on_drop: false }`
[INFO] [stdout] 6ccccba7b51b9588ca772b416d45be2715cdd7539ed84c48f83a3245fbb7b38a