[INFO] cloning repository https://github.com/uiri/fyc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uiri/fyc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuiri%2Ffyc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuiri%2Ffyc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ebf8b6d487d7d71a0830b7562e29d9404923f28
[INFO] checking uiri/fyc against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuiri%2Ffyc" "/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/uiri/fyc 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/uiri/fyc
[INFO] finished tweaking git repo https://github.com/uiri/fyc
[INFO] tweaked toml for git repo https://github.com/uiri/fyc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/uiri/fyc 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]  Downloading crates ...
[INFO] [stderr]   Downloaded httparse v1.2.0
[INFO] [stderr]   Downloaded url v1.2.3
[INFO] [stderr]   Downloaded miniz-sys v0.1.7
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded serde v1.0.8
[INFO] [stderr]   Downloaded hyper v0.9.12
[INFO] [stderr]   Downloaded rustc-serialize v0.3.21
[INFO] [stderr]   Downloaded xattr v0.1.10
[INFO] [stderr]   Downloaded num_cpus v1.1.0
[INFO] [stderr]   Downloaded gcc v0.3.38
[INFO] [stderr]   Downloaded tar v0.4.8
[INFO] [stderr]   Downloaded flate2 v0.2.14
[INFO] [stderr]   Downloaded serde_derive v1.0.8
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d905fbcdf85b5e55a892bbbfdfa7a9f859a77831b20e254101c92abeb53bb42
[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" "8d905fbcdf85b5e55a892bbbfdfa7a9f859a77831b20e254101c92abeb53bb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d905fbcdf85b5e55a892bbbfdfa7a9f859a77831b20e254101c92abeb53bb42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d905fbcdf85b5e55a892bbbfdfa7a9f859a77831b20e254101c92abeb53bb42", kill_on_drop: false }`
[INFO] [stdout] 8d905fbcdf85b5e55a892bbbfdfa7a9f859a77831b20e254101c92abeb53bb42
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 87c4f4d3ec092939a2b7f2b33d68dc88235a36dd9eadd7d842fc7ebcc3f9e3ab
[INFO] running `Command { std: "docker" "start" "-a" "87c4f4d3ec092939a2b7f2b33d68dc88235a36dd9eadd7d842fc7ebcc3f9e3ab", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking httparse v1.2.0
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.2
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking xattr v0.1.10
[INFO] [stderr]     Checking num_cpus v1.1.0
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/attr.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | /     named!(pub outer_attr -> Attribute, alt!(
[INFO] [stdout] 160 | |         do_parse!(
[INFO] [stdout] 161 | |             punct!("#") >>
[INFO] [stdout] 162 | |             punct!("[") >>
[INFO] [stdout] ...   |
[INFO] [stdout] 198 | |         )
[INFO] [stdout] 199 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/constant.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     named!(pub const_expr -> ConstExpr, do_parse!(
[INFO] [stdout] 56 | |         mut e: alt!(
[INFO] [stdout] 57 | |             expr_unary
[INFO] [stdout] 58 | |             |
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         (e)
[INFO] [stdout] 89 | |     ));
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/constant.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     named!(pub const_expr -> ConstExpr, do_parse!(
[INFO] [stdout] 56 | |         mut e: alt!(
[INFO] [stdout] 57 | |             expr_unary
[INFO] [stdout] 58 | |             |
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         (e)
[INFO] [stdout] 89 | |     ));
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/constant.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     named!(pub const_expr -> ConstExpr, do_parse!(
[INFO] [stdout] 56 | |         mut e: alt!(
[INFO] [stdout] 57 | |             expr_unary
[INFO] [stdout] 58 | |             |
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         (e)
[INFO] [stdout] 89 | |     ));
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/constant.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | /     named!(pub const_expr -> ConstExpr, do_parse!(
[INFO] [stdout] 56 | |         mut e: alt!(
[INFO] [stdout] 57 | |             expr_unary
[INFO] [stdout] 58 | |             |
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         (e)
[INFO] [stdout] 89 | |     ));
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `tap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/mac.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 | /     named!(doc_comment -> String, alt!(
[INFO] [stdout] 271 | |         do_parse!(
[INFO] [stdout] 272 | |             punct!("//!") >>
[INFO] [stdout] 273 | |             content: take_until!("\n") >>
[INFO] [stdout] ...   |
[INFO] [stdout] 296 | |         )
[INFO] [stdout] 297 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/mac.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 | /     named!(doc_comment -> String, alt!(
[INFO] [stdout] 271 | |         do_parse!(
[INFO] [stdout] 272 | |             punct!("//!") >>
[INFO] [stdout] 273 | |             content: take_until!("\n") >>
[INFO] [stdout] ...   |
[INFO] [stdout] 296 | |         )
[INFO] [stdout] 297 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/ty.rs:318:5
[INFO] [stdout]     |
[INFO] [stdout] 318 | /     named!(ty_rptr -> Ty, do_parse!(
[INFO] [stdout] 319 | |         punct!("&") >>
[INFO] [stdout] 320 | |         life: option!(lifetime) >>
[INFO] [stdout] 321 | |         mutability: mutability >>
[INFO] [stdout] ...   |
[INFO] [stdout] 326 | |         })))
[INFO] [stdout] 327 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/ty.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 329 | /     named!(ty_bare_fn -> Ty, do_parse!(
[INFO] [stdout] 330 | |         lifetimes: opt_vec!(do_parse!(
[INFO] [stdout] 331 | |             keyword!("for") >>
[INFO] [stdout] 332 | |             punct!("<") >>
[INFO] [stdout] ...   |
[INFO] [stdout] 359 | |         })))
[INFO] [stdout] 360 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/ty.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 | /     named!(ty_path -> Ty, do_parse!(
[INFO] [stdout] 372 | |         qpath: qpath >>
[INFO] [stdout] 373 | |         parenthesized: cond!(
[INFO] [stdout] 374 | |             qpath.1.segments.last().unwrap().parameters == PathParameters::none(),
[INFO] [stdout] ...   |
[INFO] [stdout] 396 | |         })
[INFO] [stdout] 397 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/ty.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 | /     named!(path_segment -> PathSegment, alt!(
[INFO] [stdout] 482 | |         do_parse!(
[INFO] [stdout] 483 | |             id: option!(ident) >>
[INFO] [stdout] 484 | |             punct!("<") >>
[INFO] [stdout] ...   |
[INFO] [stdout] 519 | |         ), Into::into)
[INFO] [stdout] 520 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.11.11/src/ty.rs:571:5
[INFO] [stdout]     |
[INFO] [stdout] 571 | /     named!(pub abi -> Abi, do_parse!(
[INFO] [stdout] 572 | |         keyword!("extern") >>
[INFO] [stdout] 573 | |         name: option!(quoted_string) >>
[INFO] [stdout] 574 | |         (match name {
[INFO] [stdout] ...   |
[INFO] [stdout] 577 | |         })
[INFO] [stdout] 578 | |     ));
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `option` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking tar v0.4.8
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "87c4f4d3ec092939a2b7f2b33d68dc88235a36dd9eadd7d842fc7ebcc3f9e3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c4f4d3ec092939a2b7f2b33d68dc88235a36dd9eadd7d842fc7ebcc3f9e3ab", kill_on_drop: false }`
[INFO] [stdout] 87c4f4d3ec092939a2b7f2b33d68dc88235a36dd9eadd7d842fc7ebcc3f9e3ab