[INFO] fetching crate recursive_sync 0.0.2...
[INFO] documenting recursive_sync-0.0.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate recursive_sync 0.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate recursive_sync 0.0.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate recursive_sync 0.0.2
[INFO] finished tweaking crates.io crate recursive_sync 0.0.2
[INFO] tweaked toml for crates.io crate recursive_sync 0.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", 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] 49e4ee2d361cbeb03efcd723c9f9030b73b63510a423c2fcd6ad79eb68b71ec6
[INFO] running `Command { std: "docker" "start" "-a" "49e4ee2d361cbeb03efcd723c9f9030b73b63510a423c2fcd6ad79eb68b71ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49e4ee2d361cbeb03efcd723c9f9030b73b63510a423c2fcd6ad79eb68b71ec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e4ee2d361cbeb03efcd723c9f9030b73b63510a423c2fcd6ad79eb68b71ec6", kill_on_drop: false }`
[INFO] [stdout] 49e4ee2d361cbeb03efcd723c9f9030b73b63510a423c2fcd6ad79eb68b71ec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3496f26873c115bd6ad3d66b104141fe262819a8b97c80eacbac45f6c36658e8
[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" "3496f26873c115bd6ad3d66b104141fe262819a8b97c80eacbac45f6c36658e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling recursive_sync v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     gcc::compile_library(
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 3 arguments were supplied
[INFO] [stdout]  --> build.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     gcc::compile_library(
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ expected 2 arguments
[INFO] [stdout] 6 |         "libsys_mutex.a",
[INFO] [stdout]   |         ----------------
[INFO] [stdout] 7 |         &Default::default(),
[INFO] [stdout]   |         -------------------
[INFO] [stdout] 8 |         &["src/sys_mutex.c"]
[INFO] [stdout]   |         -------------------- supplied 3 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recursive_sync`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "3496f26873c115bd6ad3d66b104141fe262819a8b97c80eacbac45f6c36658e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3496f26873c115bd6ad3d66b104141fe262819a8b97c80eacbac45f6c36658e8", kill_on_drop: false }`
[INFO] [stdout] 3496f26873c115bd6ad3d66b104141fe262819a8b97c80eacbac45f6c36658e8