[INFO] cloning repository https://github.com/maoa3/devilution-comparer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maoa3/devilution-comparer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaoa3%2Fdevilution-comparer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaoa3%2Fdevilution-comparer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b4cda0d2fc7d84468893fde93cbdebf383e7ab6
[INFO] testing maoa3/devilution-comparer against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaoa3%2Fdevilution-comparer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maoa3/devilution-comparer on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maoa3/devilution-comparer
[INFO] finished tweaking git repo https://github.com/maoa3/devilution-comparer
[INFO] tweaked toml for git repo https://github.com/maoa3/devilution-comparer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/maoa3/devilution-comparer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/toml-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zydis v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebfb8e7a3acc91c1b2864107a966f20f5c776ef42a31a49d1582818a6e067a0b
[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" "ebfb8e7a3acc91c1b2864107a966f20f5c776ef42a31a49d1582818a6e067a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebfb8e7a3acc91c1b2864107a966f20f5c776ef42a31a49d1582818a6e067a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfb8e7a3acc91c1b2864107a966f20f5c776ef42a31a49d1582818a6e067a0b", kill_on_drop: false }`
[INFO] [stdout] ebfb8e7a3acc91c1b2864107a966f20f5c776ef42a31a49d1582818a6e067a0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9be67ddca99c9e618e64e392912f8d5c3e061831fa6f66349b4d6ee83db1d926
[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" "9be67ddca99c9e618e64e392912f8d5c3e061831fa6f66349b4d6ee83db1d926", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling same-file v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling lazycell v1.0.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling walkdir v2.2.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling cexpr v0.2.3
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling notify v4.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]    Compiling toml v0.4.6 (https://github.com/alexcrichton/toml-rs.git?branch=master#8181a7e6)
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9be67ddca99c9e618e64e392912f8d5c3e061831fa6f66349b4d6ee83db1d926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9be67ddca99c9e618e64e392912f8d5c3e061831fa6f66349b4d6ee83db1d926", kill_on_drop: false }`
[INFO] [stdout] 9be67ddca99c9e618e64e392912f8d5c3e061831fa6f66349b4d6ee83db1d926