[INFO] fetching crate servo-dwrote 0.2.0...
[INFO] checking servo-dwrote-0.2.0 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate servo-dwrote 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate servo-dwrote 0.2.0 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate servo-dwrote 0.2.0
[INFO] finished tweaking crates.io crate servo-dwrote 0.2.0
[INFO] tweaked toml for crates.io crate servo-dwrote 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_errors v0.54.0
[INFO] [stderr]   Downloaded syntex v0.54.0
[INFO] [stderr]   Downloaded syntex_pos v0.54.0
[INFO] [stderr]   Downloaded syntex_syntax v0.54.0
[INFO] [stderr]   Downloaded serde_codegen v0.9.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d5e38429ef8d3fc839f0159704cf503ff629930d5d1de3e84f4dad0c7ed9fc3
[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" "2d5e38429ef8d3fc839f0159704cf503ff629930d5d1de3e84f4dad0c7ed9fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d5e38429ef8d3fc839f0159704cf503ff629930d5d1de3e84f4dad0c7ed9fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5e38429ef8d3fc839f0159704cf503ff629930d5d1de3e84f4dad0c7ed9fc3", kill_on_drop: false }`
[INFO] [stdout] 2d5e38429ef8d3fc839f0159704cf503ff629930d5d1de3e84f4dad0c7ed9fc3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27d8c70894ba492ef97863737b40f36257c3ebed476266c71f6dbb3140119f6a
[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" "27d8c70894ba492ef97863737b40f36257c3ebed476266c71f6dbb3140119f6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]    Compiling syntex_pos v0.54.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling gdi32-sys v0.2.0
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.54.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]    Compiling syntex_syntax v0.54.0
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `ast::Name`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.54.0/src/symbol.rs:146:27
[INFO] [stdout]     |
[INFO] [stdout] 146 |                       name: ast::Name($index),
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 165 | / declare_keywords! {
[INFO] [stdout] 166 | |     // Invalid identifier
[INFO] [stdout] 167 | |     (0,  Invalid,        "")
[INFO] [stdout] 168 | |
[INFO] [stdout] ...   |
[INFO] [stdout] 231 | |     (56, CrateRoot, "{{root}}")
[INFO] [stdout] 232 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `declare_keywords` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syntex_syntax`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "27d8c70894ba492ef97863737b40f36257c3ebed476266c71f6dbb3140119f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d8c70894ba492ef97863737b40f36257c3ebed476266c71f6dbb3140119f6a", kill_on_drop: false }`
[INFO] [stdout] 27d8c70894ba492ef97863737b40f36257c3ebed476266c71f6dbb3140119f6a