[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#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillicitonion%2Fsyn-repro-enum-tuple" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/illicitonion/syn-repro-enum-tuple on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/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" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eda9a72b4924519d61252ab4bff3bb74b87f6b6ab4943b5a80882628f5e40f6a
[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" "eda9a72b4924519d61252ab4bff3bb74b87f6b6ab4943b5a80882628f5e40f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda9a72b4924519d61252ab4bff3bb74b87f6b6ab4943b5a80882628f5e40f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda9a72b4924519d61252ab4bff3bb74b87f6b6ab4943b5a80882628f5e40f6a", kill_on_drop: false }`
[INFO] [stdout] eda9a72b4924519d61252ab4bff3bb74b87f6b6ab4943b5a80882628f5e40f6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58cc1f8a0552cbf7547e5cec09d1c4b43ec8acb8cc80d276d39482565810c0a4
[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" "58cc1f8a0552cbf7547e5cec09d1c4b43ec8acb8cc80d276d39482565810c0a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.21
[INFO] [stderr]     Checking quote v0.6.10
[INFO] [stderr]     Checking 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`
[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" "58cc1f8a0552cbf7547e5cec09d1c4b43ec8acb8cc80d276d39482565810c0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cc1f8a0552cbf7547e5cec09d1c4b43ec8acb8cc80d276d39482565810c0a4", kill_on_drop: false }`
[INFO] [stdout] 58cc1f8a0552cbf7547e5cec09d1c4b43ec8acb8cc80d276d39482565810c0a4