[INFO] fetching crate webidl-parser 0.1.0...
[INFO] checking webidl-parser-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate webidl-parser 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate webidl-parser 0.1.0 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 crates.io crate webidl-parser 0.1.0
[INFO] finished tweaking crates.io crate webidl-parser 0.1.0
[INFO] tweaked toml for crates.io crate webidl-parser 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 lalrpop-intern v0.13.1
[INFO] [stderr]   Downloaded lalrpop v0.13.1
[INFO] [stderr]   Downloaded ascii-canvas v1.0.0
[INFO] [stderr]   Downloaded atty v0.1.2
[INFO] [stderr]   Downloaded semver v0.6.0
[INFO] [stderr]   Downloaded cargo_metadata v0.2.3
[INFO] [stderr]   Downloaded clippy v0.0.140
[INFO] [stderr]   Downloaded lalrpop-snap v0.13.1
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded docopt v0.7.0
[INFO] [stderr]   Downloaded lalrpop-util v0.13.1
[INFO] [stderr]   Downloaded ena v0.5.0
[INFO] [stderr]   Downloaded clippy_lints v0.0.140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] fcd529127c419bf9024f9e0d87e5500a4352c2ae8363d4e9e6c166284ebae516
[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" "fcd529127c419bf9024f9e0d87e5500a4352c2ae8363d4e9e6c166284ebae516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcd529127c419bf9024f9e0d87e5500a4352c2ae8363d4e9e6c166284ebae516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd529127c419bf9024f9e0d87e5500a4352c2ae8363d4e9e6c166284ebae516", kill_on_drop: false }`
[INFO] [stdout] fcd529127c419bf9024f9e0d87e5500a4352c2ae8363d4e9e6c166284ebae516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 6f3e564868d8af02d793973274dc181b89660a230b94065b2525ad0ccac00068
[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" "6f3e564868d8af02d793973274dc181b89660a230b94065b2525ad0ccac00068", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling ena v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.13.1
[INFO] [stderr]    Compiling lalrpop-intern v0.13.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling docopt v0.7.0
[INFO] [stderr]    Compiling lalrpop-snap v0.13.1
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |           });
[INFO] [stdout]     |             ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/resolve/mod.rs:221:25
[INFO] [stdout]     |
[INFO] [stdout] 221 | /                         return_err!(symbol.span, "`{}` is a {}, not a macro",
[INFO] [stdout] 222 | |                                     def.description(), msym.name)
[INFO] [stdout]     | |_________________________________________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |         });
[INFO] [stdout]     |           ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/resolve/mod.rs:260:36
[INFO] [stdout]     |
[INFO] [stdout] 260 |             Def::Nonterminal(_) => return_err!(symbol.span, "`{}` is a macro", id),
[INFO] [stdout]     |                                    ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |         });
[INFO] [stdout]     |           ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/resolve/mod.rs:272:21
[INFO] [stdout]     |
[INFO] [stdout] 272 |             None => return_err!(span, "no definition found for `{}`", id)
[INFO] [stdout]     |                     ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |         });
[INFO] [stdout]     |           ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/macro_expand/mod.rs:169:21
[INFO] [stdout]     |
[INFO] [stdout] 169 |             None => return_err!(span, "no macro definition found for `{}`", msym.name)
[INFO] [stdout]     |                     ------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |         });
[INFO] [stdout]     |           ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/macro_expand/mod.rs:279:29
[INFO] [stdout]     |
[INFO] [stdout] 279 |                 Err(err) => return_err!(span, "invalid regular expression `{}`: {}", regex, err),
[INFO] [stdout]     |                             -------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |           });
[INFO] [stdout]     |             ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/macro_expand/mod.rs:352:17
[INFO] [stdout]     |
[INFO] [stdout] 352 | /                 return_err!(
[INFO] [stdout] 353 | |                     span,
[INFO] [stdout] 354 | |                     "named symbols like `{}:{}` are only allowed at the top-level of a nonterminal",
[INFO] [stdout] 355 | |                     ex_id, ex_sym)
[INFO] [stdout]     | |__________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |           });
[INFO] [stdout]     |             ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/token_check/mod.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 | /             return_err!(spans[&literal],
[INFO] [stdout] 346 | |                         "{} are not supported in regular expressions",
[INFO] [stdout] 347 | |                         feature)
[INFO] [stdout]     | |________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (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/lalrpop-snap-0.13.1/src/normalize/mod.rs:24:11
[INFO] [stdout]     |
[INFO] [stdout] 24  |           });
[INFO] [stdout]     |             ^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-snap-0.13.1/src/normalize/token_check/mod.rs:353:13
[INFO] [stdout]     |
[INFO] [stdout] 353 | /             return_err!(spans[&literal0],
[INFO] [stdout] 354 | |                         "ambiguity detected between the terminal `{}` and the terminal `{}`",
[INFO] [stdout] 355 | |                         literal0,
[INFO] [stdout] 356 | |                         literal1)
[INFO] [stdout]     | |_________________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `return_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lalrpop-snap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6f3e564868d8af02d793973274dc181b89660a230b94065b2525ad0ccac00068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3e564868d8af02d793973274dc181b89660a230b94065b2525ad0ccac00068", kill_on_drop: false }`
[INFO] [stdout] 6f3e564868d8af02d793973274dc181b89660a230b94065b2525ad0ccac00068