[INFO] updating cached repository https://github.com/tazjin/converse
[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] 8901d5d73a50ce2d426aece1f8ab0ff0216278ef
[INFO] testing tazjin/converse against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftazjin%2Fconverse" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tazjin/converse on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tazjin/converse
[INFO] finished tweaking git repo https://github.com/tazjin/converse
[INFO] tweaked toml for git repo https://github.com/tazjin/converse written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tazjin/converse already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 44e94d11180134fb38c8c010c7a431c12889b22d40721ac7327cc1cdc2eec34a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "44e94d11180134fb38c8c010c7a431c12889b22d40721ac7327cc1cdc2eec34a"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling futures v0.1.21
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling openssl v0.9.24
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[INFO] [stderr]    Compiling utf8-ranges v1.0.0
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[INFO] [stderr]    Compiling slab v0.3.0
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[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
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[INFO] [stderr]    Compiling typed-arena v1.3.0
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[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling regex-syntax v0.6.0
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[INFO] [stderr]    Compiling unicase v1.4.2
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[INFO] [stderr]    Compiling actix_derive v0.2.0
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[INFO] [stderr]    Compiling textwrap v0.9.0
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[INFO] [stderr]    Compiling rand v0.4.2
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[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling r2d2 v0.8.2
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.31
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling resolv-conf v0.6.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-timer v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling http v0.1.5
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr] error: could not compile `http`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.1.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=0dde25204ac7508a -C extra-filename=-0dde25204ac7508a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-56778d5fd2a779c6.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-5eb3a865ee06cdd3.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     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: build failed
[INFO] running `"docker" "inspect" "44e94d11180134fb38c8c010c7a431c12889b22d40721ac7327cc1cdc2eec34a"`
[INFO] running `"docker" "rm" "-f" "44e94d11180134fb38c8c010c7a431c12889b22d40721ac7327cc1cdc2eec34a"`
[INFO] [stdout] 44e94d11180134fb38c8c010c7a431c12889b22d40721ac7327cc1cdc2eec34a