[INFO] cloning repository https://github.com/mfdorst/C--
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfdorst/C--" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfdorst%2FC--", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfdorst%2FC--'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cc84da862daa2eb0f16da39de81c8e7cb92cc8f
[INFO] checking mfdorst/C-- against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfdorst%2FC--" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfdorst/C-- on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfdorst/C--
[INFO] finished tweaking git repo https://github.com/mfdorst/C--
[INFO] tweaked toml for git repo https://github.com/mfdorst/C-- written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mfdorst/C-- already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 581a4eafbfab2bb5fe58865448433215ccdb3b4e9866a03113c0ac74cacda3f3
[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" "581a4eafbfab2bb5fe58865448433215ccdb3b4e9866a03113c0ac74cacda3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "581a4eafbfab2bb5fe58865448433215ccdb3b4e9866a03113c0ac74cacda3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581a4eafbfab2bb5fe58865448433215ccdb3b4e9866a03113c0ac74cacda3f3", kill_on_drop: false }`
[INFO] [stdout] 581a4eafbfab2bb5fe58865448433215ccdb3b4e9866a03113c0ac74cacda3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89b4356d664b25e0197e621b7d5407e3d6f7ccc79c270a3910e69b57d708a8ab
[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" "89b4356d664b25e0197e621b7d5407e3d6f7ccc79c270a3910e69b57d708a8ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling logos-derive v0.9.7
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:50:20
[INFO] [stdout]      |
[INFO] [stdout] 50   |             extras.insert(ext, |_| panic!("Only one #[extras] attribute can be declared."));
[INFO] [stdout]      |                    ^^^^^^ ---  ----------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]      |                    |
[INFO] [stdout]      |                    expected 1 argument
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:84:23
[INFO] [stdout]      |
[INFO] [stdout] 84   |                 error.insert(variant, |_| panic!("Only one #[error] variant can be declared."));
[INFO] [stdout]      |                       ^^^^^^ -------  -------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]      |                       |
[INFO] [stdout]      |                       expected 1 argument
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/lib.rs:88:21
[INFO] [stdout]      |
[INFO] [stdout] 88   |                 end.insert(variant, |_| panic!("Only one #[end] variant can be declared."));
[INFO] [stdout]      |                     ^^^^^^ -------  ------------------------------------------------------ supplied 2 arguments
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     expected 1 argument
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/logos-derive-0.9.7/src/util.rs:59:31
[INFO] [stdout]      |
[INFO] [stdout] 59   |                 self.callback.insert(callback, |_| panic!("Only one callback can be defined per variant definition!"));
[INFO] [stdout]      |                               ^^^^^^ --------  ---------------------------------------------------------------------- supplied 2 arguments
[INFO] [stdout]      |                               |
[INFO] [stdout]      |                               expected 1 argument
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `logos-derive` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "89b4356d664b25e0197e621b7d5407e3d6f7ccc79c270a3910e69b57d708a8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b4356d664b25e0197e621b7d5407e3d6f7ccc79c270a3910e69b57d708a8ab", kill_on_drop: false }`
[INFO] [stdout] 89b4356d664b25e0197e621b7d5407e3d6f7ccc79c270a3910e69b57d708a8ab