[INFO] fetching crate proc-macro-rules-macros 0.2.0...
[INFO] testing proc-macro-rules-macros-0.2.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate proc-macro-rules-macros 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate proc-macro-rules-macros 0.2.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate proc-macro-rules-macros 0.2.0
[INFO] finished tweaking crates.io crate proc-macro-rules-macros 0.2.0
[INFO] tweaked toml for crates.io crate proc-macro-rules-macros 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf69112a98d7ba1f1c32270c8e509f4050004f3e1123b160393a7e3c81cbd4e1
[INFO] running `"docker" "start" "-a" "cf69112a98d7ba1f1c32270c8e509f4050004f3e1123b160393a7e3c81cbd4e1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-rules-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.56s
[INFO] running `"docker" "inspect" "cf69112a98d7ba1f1c32270c8e509f4050004f3e1123b160393a7e3c81cbd4e1"`
[INFO] running `"docker" "rm" "-f" "cf69112a98d7ba1f1c32270c8e509f4050004f3e1123b160393a7e3c81cbd4e1"`
[INFO] [stdout] cf69112a98d7ba1f1c32270c8e509f4050004f3e1123b160393a7e3c81cbd4e1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e43935bf7d784d64e0a09c806e24ce95017de2e14cfa546590c347f7940de33a
[INFO] running `"docker" "start" "-a" "e43935bf7d784d64e0a09c806e24ce95017de2e14cfa546590c347f7940de33a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro-rules-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied
[INFO] [stderr]    --> src/lib.rs:102:17
[INFO] [stderr]     |
[INFO] [stderr] 102 |                   Fragment::Repeat(SubRule {
[INFO] [stderr]     |  _________________^^^^^^^^^^^^^^^^_-
[INFO] [stderr]     | |                 |
[INFO] [stderr]     | |                 expected 3 arguments
[INFO] [stderr] 103 | |                     matchers: vec![Fragment::Var(Ident::new("foo", Span::call_site()), Type::Expr)],
[INFO] [stderr] 104 | |                 }, RepeatKind::OneOrMore),
[INFO] [stderr]     | |                 -  --------------------- supplied 2 arguments
[INFO] [stderr]     | |_________________|
[INFO] [stderr]     | 
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/ast.rs:32:5
[INFO] [stderr]     |
[INFO] [stderr] 32  |       Repeat(SubRule, RepeatKind, Option<Punct>),
[INFO] [stderr]     |       ------------------------------------------ defined here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `proc-macro-rules-macros`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e43935bf7d784d64e0a09c806e24ce95017de2e14cfa546590c347f7940de33a"`
[INFO] running `"docker" "rm" "-f" "e43935bf7d784d64e0a09c806e24ce95017de2e14cfa546590c347f7940de33a"`
[INFO] [stdout] e43935bf7d784d64e0a09c806e24ce95017de2e14cfa546590c347f7940de33a