[INFO] fetching crate ptree 0.2.1...
[INFO] testing ptree-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate ptree 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ptree 0.2.1 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 ptree 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ptree 0.2.1
[INFO] tweaked toml for crates.io crate ptree 0.2.1 written to /workspace/builds/worker-3/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-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" "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] fd27689174f5b61d3157c642c9df5293c6747e0e05b606b125aa00a6c88cd38a
[INFO] running `"docker" "start" "-a" "fd27689174f5b61d3157c642c9df5293c6747e0e05b606b125aa00a6c88cd38a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling tint v1.0.1
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling config v0.9.3
[INFO] [stderr]    Compiling ptree v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.12s
[INFO] running `"docker" "inspect" "fd27689174f5b61d3157c642c9df5293c6747e0e05b606b125aa00a6c88cd38a"`
[INFO] running `"docker" "rm" "-f" "fd27689174f5b61d3157c642c9df5293c6747e0e05b606b125aa00a6c88cd38a"`
[INFO] [stdout] fd27689174f5b61d3157c642c9df5293c6747e0e05b606b125aa00a6c88cd38a
[INFO] running `"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" "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] 7ba56441970caf4d0570ba9f062fc9ed6d2ab72574de2dac7a7a3376284dd6e7
[INFO] running `"docker" "start" "-a" "7ba56441970caf4d0570ba9f062fc9ed6d2ab72574de2dac7a7a3376284dd6e7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling ron v0.3.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde-xml-any v0.0.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_any v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling ptree v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/serde.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]   --> examples/serde.rs:26:68
[INFO] [stderr]    |
[INFO] [stderr] 26 |     #[structopt(short = "l", long = "leaf-style", parse(from_str = "style_from_str"))]
[INFO] [stderr]    |                                                                    ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 50 | fn style_from_str(s: &&str) -> Style {
[INFO] [stderr]    | ------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]   --> examples/serde.rs:29:70
[INFO] [stderr]    |
[INFO] [stderr] 29 |     #[structopt(short = "b", long = "branch-style", parse(from_str = "style_from_str"))]
[INFO] [stderr]    |                                                                      ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 50 | fn style_from_str(s: &&str) -> Style {
[INFO] [stderr]    | ------------------------------------ found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stderr] 
[INFO] [stderr] error[E0631]: type mismatch in function arguments
[INFO] [stderr]   --> examples/serde.rs:32:71
[INFO] [stderr]    |
[INFO] [stderr] 32 |     #[structopt(short = "c", long = "character-set", parse(from_str = "chars_from_str"))]
[INFO] [stderr]    |                                                                       ^^^^^^^^^^^^^^^^ expected signature of `fn(&str) -> _`
[INFO] [stderr] ...
[INFO] [stderr] 39 | fn chars_from_str(s: &&str) -> ptree::IndentChars {
[INFO] [stderr]    | ------------------------------------------------- found signature of `for<'r, 's> fn(&'r &'s str) -> _`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0631`.
[INFO] [stderr] error: could not compile `ptree`.
[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 `"docker" "inspect" "7ba56441970caf4d0570ba9f062fc9ed6d2ab72574de2dac7a7a3376284dd6e7"`
[INFO] running `"docker" "rm" "-f" "7ba56441970caf4d0570ba9f062fc9ed6d2ab72574de2dac7a7a3376284dd6e7"`
[INFO] [stdout] 7ba56441970caf4d0570ba9f062fc9ed6d2ab72574de2dac7a7a3376284dd6e7