[INFO] updating cached repository https://github.com/tailhook/ciruela
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6174614d108466d8c5d2af2382f365ca81968151
[INFO] checking tailhook/ciruela against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Fciruela" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tailhook/ciruela on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tailhook/ciruela
[INFO] finished tweaking git repo https://github.com/tailhook/ciruela
[INFO] tweaked toml for git repo https://github.com/tailhook/ciruela written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tailhook/ciruela already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a966963c339249ca1833a28c362ff64ad5a9c0582121c4ce1d8350ea2aee3a43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a966963c339249ca1833a28c362ff64ad5a9c0582121c4ce1d8350ea2aee3a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a966963c339249ca1833a28c362ff64ad5a9c0582121c4ce1d8350ea2aee3a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a966963c339249ca1833a28c362ff64ad5a9c0582121c4ce1d8350ea2aee3a43", kill_on_drop: false }`
[INFO] [stdout] a966963c339249ca1833a28c362ff64ad5a9c0582121c4ce1d8350ea2aee3a43
[INFO] running `Command { std: "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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6bb496412e7bcc7bc71f5cb7fbc520549918eff1b0e67d006da54bc217b5f23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6bb496412e7bcc7bc71f5cb7fbc520549918eff1b0e67d006da54bc217b5f23", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling serde v1.0.64
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking netbuf v0.4.1
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking sha1 v0.4.0
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking rand_core v0.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking atomic v0.3.4
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking atomic v0.4.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking async-slot v0.1.0
[INFO] [stderr]     Checking openat v0.1.13
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking valuable_futures v0.1.1
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking base64 v0.9.1
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking scan_dir v0.3.3
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking tokio-timer v0.2.3
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking ssh-keys v0.1.3
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking abstract-ns v0.4.3
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking digest-writer v0.3.1
[INFO] [stderr]     Checking ns-std-threaded v0.3.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.3
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tk-bufstream v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking humannum v0.1.0
[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 regex v1.0.0
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking tk-pool v0.5.3
[INFO] [stderr]     Checking ns-router v0.1.6
[INFO] [stderr]     Checking tk-easyloop v0.1.1
[INFO] [stderr]     Checking tk-listen v0.1.1
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0713`.
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "a6bb496412e7bcc7bc71f5cb7fbc520549918eff1b0e67d006da54bc217b5f23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bb496412e7bcc7bc71f5cb7fbc520549918eff1b0e67d006da54bc217b5f23", kill_on_drop: false }`
[INFO] [stdout] a6bb496412e7bcc7bc71f5cb7fbc520549918eff1b0e67d006da54bc217b5f23