[INFO] updating cached repository https://github.com/aoyagikouhei/mokumoku-rs
[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] f03f12aae5879724a55d4cc8223ddf9513f33874
[INFO] checking aoyagikouhei/mokumoku-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoyagikouhei%2Fmokumoku-rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aoyagikouhei/mokumoku-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aoyagikouhei/mokumoku-rs
[INFO] finished tweaking git repo https://github.com/aoyagikouhei/mokumoku-rs
[INFO] tweaked toml for git repo https://github.com/aoyagikouhei/mokumoku-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/aoyagikouhei/mokumoku-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0e3b26b826d7379dbd36d19b868da916ae2380a523b1ab79fe31d236dc89eae
[INFO] running `"docker" "start" "-a" "c0e3b26b826d7379dbd36d19b868da916ae2380a523b1ab79fe31d236dc89eae"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]     Checking unicode-normalization v0.1.7
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[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bytecount v0.3.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
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[INFO] [stderr]    Compiling proc-macro2 v0.4.6
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[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling regex v0.2.11
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[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking rand v0.3.22
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[INFO] [stderr]    Compiling tempdir v0.3.7
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[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking bincode v1.0.0
[INFO] [stderr]     Checking serde_json v1.0.20
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[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling quote v0.4.2
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[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]     Checking 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-1.7.0/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" "c0e3b26b826d7379dbd36d19b868da916ae2380a523b1ab79fe31d236dc89eae"`
[INFO] running `"docker" "rm" "-f" "c0e3b26b826d7379dbd36d19b868da916ae2380a523b1ab79fe31d236dc89eae"`
[INFO] [stdout] c0e3b26b826d7379dbd36d19b868da916ae2380a523b1ab79fe31d236dc89eae