[INFO] updating cached repository https://github.com/dholroyd/whatf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c7b09a39cca1e940858236d6996e0687c94f04b
[INFO] testing dholroyd/whatf against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdholroyd%2Fwhatf" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dholroyd/whatf on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dholroyd/whatf
[INFO] finished tweaking git repo https://github.com/dholroyd/whatf
[INFO] tweaked toml for git repo https://github.com/dholroyd/whatf written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dholroyd/whatf already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.44.0" "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] e59765cedac4ed2bf12ca60f7c933ad5523e5050be834ad838da3f6aadae6ec5
[INFO] running `"docker" "start" "-a" "e59765cedac4ed2bf12ca60f7c933ad5523e5050be834ad838da3f6aadae6ec5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling quote v0.3.13
[INFO] [stderr]    Compiling openssl v0.9.7
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling futures v0.1.11
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling bitflags v0.8.0
[INFO] [stderr]    Compiling ring v0.6.3
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling vec_map v0.7.0
[INFO] [stderr]    Compiling md5 v0.3.3
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling serde v0.9.12
[INFO] [stderr]    Compiling nom v2.1.0
[INFO] [stderr]    Compiling urlparse v0.7.3
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling syntex_pos v0.54.0
[INFO] [stderr]    Compiling openssl-sys v0.9.7
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling base64 v0.4.1
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling unicode-bidi v0.2.5
[INFO] [stderr]    Compiling chan v0.1.19
[INFO] [stderr]    Compiling hyper v0.10.5
[INFO] [stderr]    Compiling hyper v0.11.0-a.0 (https://github.com/hyperium/hyper.git#d63b7de4)
[INFO] [stderr]    Compiling xml-rs v0.1.26
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling aho-corasick v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.1
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling thread_local v0.3.2
[INFO] [stderr]    Compiling clap v2.22.0
[INFO] [stderr]    Compiling mio v0.6.6
[INFO] [stderr]    Compiling syntex_errors v0.54.0
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.5
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling syntex_syntax v0.54.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling hdrsample v3.0.0
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr] error[E0423]: expected function, tuple struct or tuple variant, found struct `ast::Name`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.54.0/src/symbol.rs:146:27
[INFO] [stderr]     |
[INFO] [stderr] 146 |                       name: ast::Name($index),
[INFO] [stderr]     |                             ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 165 | / declare_keywords! {
[INFO] [stderr] 166 | |     // Invalid identifier
[INFO] [stderr] 167 | |     (0,  Invalid,        "")
[INFO] [stderr] 168 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 231 | |     (56, CrateRoot, "{{root}}")
[INFO] [stderr] 232 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]    Compiling url v1.4.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stderr]     |
[INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 246 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[INFO] [stderr] error: could not compile `url`.
[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: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0423`.
[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 `"docker" "inspect" "e59765cedac4ed2bf12ca60f7c933ad5523e5050be834ad838da3f6aadae6ec5"`
[INFO] running `"docker" "rm" "-f" "e59765cedac4ed2bf12ca60f7c933ad5523e5050be834ad838da3f6aadae6ec5"`
[INFO] [stdout] e59765cedac4ed2bf12ca60f7c933ad5523e5050be834ad838da3f6aadae6ec5