[INFO] fetching crate system_uri 0.4.0...
[INFO] checking system_uri-0.4.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate system_uri 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate system_uri 0.4.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system_uri 0.4.0
[INFO] finished tweaking crates.io crate system_uri 0.4.0
[INFO] tweaked toml for crates.io crate system_uri 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de8c2c6073e150d450506363ebfe13669e4303969389084f7992d6f0a4ab073d
[INFO] running `Command { std: "docker" "start" "-a" "de8c2c6073e150d450506363ebfe13669e4303969389084f7992d6f0a4ab073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de8c2c6073e150d450506363ebfe13669e4303969389084f7992d6f0a4ab073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de8c2c6073e150d450506363ebfe13669e4303969389084f7992d6f0a4ab073d", kill_on_drop: false }`
[INFO] [stdout] de8c2c6073e150d450506363ebfe13669e4303969389084f7992d6f0a4ab073d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5073f8236be2d9de22b99b6a376c73aa76e1761a2c0eb3c55e716db712e7b21
[INFO] running `Command { std: "docker" "start" "-a" "a5073f8236be2d9de22b99b6a376c73aa76e1761a2c0eb3c55e716db712e7b21", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking unwrap v1.1.0
[INFO] [stderr]     Checking xdg-basedir v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking syntex_pos v0.58.1
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking syntex_errors v0.58.1
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking syntex_syntax v0.58.1
[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-0.58.1/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] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking error-chain v0.11.0
[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" "a5073f8236be2d9de22b99b6a376c73aa76e1761a2c0eb3c55e716db712e7b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5073f8236be2d9de22b99b6a376c73aa76e1761a2c0eb3c55e716db712e7b21", kill_on_drop: false }`
[INFO] [stdout] a5073f8236be2d9de22b99b6a376c73aa76e1761a2c0eb3c55e716db712e7b21