[INFO] cloning repository https://github.com/illicitonion/syn-repro-enum-tuple
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/illicitonion/syn-repro-enum-tuple" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillicitonion%2Fsyn-repro-enum-tuple", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillicitonion%2Fsyn-repro-enum-tuple'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4963570710dba76952d7884be484f41f9857b0a9
[INFO] checking illicitonion/syn-repro-enum-tuple against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillicitonion%2Fsyn-repro-enum-tuple" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/illicitonion/syn-repro-enum-tuple on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/illicitonion/syn-repro-enum-tuple
[INFO] finished tweaking git repo https://github.com/illicitonion/syn-repro-enum-tuple
[INFO] tweaked toml for git repo https://github.com/illicitonion/syn-repro-enum-tuple written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/illicitonion/syn-repro-enum-tuple already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dc7e4920f631404220f86ad8b1b8f0f9b0aac3be5e35378783a59855b22ce10
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2dc7e4920f631404220f86ad8b1b8f0f9b0aac3be5e35378783a59855b22ce10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dc7e4920f631404220f86ad8b1b8f0f9b0aac3be5e35378783a59855b22ce10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc7e4920f631404220f86ad8b1b8f0f9b0aac3be5e35378783a59855b22ce10", kill_on_drop: false }`
[INFO] [stdout] 2dc7e4920f631404220f86ad8b1b8f0f9b0aac3be5e35378783a59855b22ce10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e0247ae4c9fe2a8253f0040805388250616d934473d3435a7a650c8cbeac819
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e0247ae4c9fe2a8253f0040805388250616d934473d3435a7a650c8cbeac819", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.19
[INFO] [stderr]     Checking syn-repro-enum-tuple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected token
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Zero = (0, 1).0,
[INFO] [stdout]   |              ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Zero = (0, 1).0,
[INFO] [stdout]   |              ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn-repro-enum-tuple` due to 2 previous errors
[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" "7e0247ae4c9fe2a8253f0040805388250616d934473d3435a7a650c8cbeac819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0247ae4c9fe2a8253f0040805388250616d934473d3435a7a650c8cbeac819", kill_on_drop: false }`
[INFO] [stdout] 7e0247ae4c9fe2a8253f0040805388250616d934473d3435a7a650c8cbeac819