[INFO] cloning repository https://github.com/mbStavola/ca-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbStavola/ca-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmbStavola%2Fca-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmbStavola%2Fca-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b8ee7375ce861acb882ed98236ecc2b6ddf48fe
[INFO] checking mbStavola/ca-rs against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FmbStavola%2Fca-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mbStavola/ca-rs on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mbStavola/ca-rs
[INFO] finished tweaking git repo https://github.com/mbStavola/ca-rs
[INFO] tweaked toml for git repo https://github.com/mbStavola/ca-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mbStavola/ca-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v1.0.1
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded ws v0.7.3
[INFO] [stderr]   Downloaded regex v0.2.2
[INFO] [stderr]   Downloaded language-tags v0.2.2
[INFO] [stderr]   Downloaded serde_json v1.0.2
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded regex-syntax v0.4.1
[INFO] [stderr]   Downloaded rocket_contrib v0.2.8
[INFO] [stderr]   Downloaded rocket v0.2.8
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded state v0.2.1
[INFO] [stderr]   Downloaded term-painter v0.2.3
[INFO] [stderr]   Downloaded term v0.4.5
[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded dtoa v0.4.1
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded unicase v1.4.0
[INFO] [stderr]   Downloaded time v0.1.37
[INFO] [stderr]   Downloaded bytes v0.4.3
[INFO] [stderr]   Downloaded unicode-normalization v0.1.4
[INFO] [stderr]   Downloaded rocket_codegen v0.2.8
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.0
[INFO] [stderr]   Downloaded log v0.3.7
[INFO] [stderr]   Downloaded redox_syscall v0.1.17
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded quick-error v1.2.0
[INFO] [stderr]   Downloaded libc v0.2.22
[INFO] [stderr]   Downloaded cookie v0.6.1
[INFO] [stderr]   Downloaded itoa v0.3.1
[INFO] [stderr]   Downloaded url v1.4.0
[INFO] [stderr]   Downloaded httparse v1.2.2
[INFO] [stderr]   Downloaded hyper v0.10.9
[INFO] [stderr]   Downloaded serde v1.0.4
[INFO] [stderr]   Downloaded serde-redis v0.7.0
[INFO] [stderr]   Downloaded idna v0.1.1
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded num_cpus v1.4.0
[INFO] [stderr]   Downloaded toml v0.2.1
[INFO] [stderr]   Downloaded rand v0.3.15
[INFO] [stderr]   Downloaded version_check v0.1.0
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded matches v0.1.4
[INFO] [stderr]   Downloaded unicode-bidi v0.2.5
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded redis v0.8.0
[INFO] [stderr]   Downloaded lazy_static v0.2.8
[INFO] [stderr]   Downloaded mio v0.6.7
[INFO] [stderr]   Downloaded mime v0.2.3
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded handlebars v0.25.3
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded serde_derive v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03287fbb24f3836c17831eb424dd24a2acc7d5e2d793b583375223b3e0439fa1
[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" "03287fbb24f3836c17831eb424dd24a2acc7d5e2d793b583375223b3e0439fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03287fbb24f3836c17831eb424dd24a2acc7d5e2d793b583375223b3e0439fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03287fbb24f3836c17831eb424dd24a2acc7d5e2d793b583375223b3e0439fa1", kill_on_drop: false }`
[INFO] [stdout] 03287fbb24f3836c17831eb424dd24a2acc7d5e2d793b583375223b3e0439fa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 129d5b327f98b80ceae6ceb89fb203850f77205c4c3f6e2397263e00e620e0eb
[INFO] running `Command { std: "docker" "start" "-a" "129d5b327f98b80ceae6ceb89fb203850f77205c4c3f6e2397263e00e620e0eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling term v0.4.5
[INFO] [stderr]     Checking toml v0.2.1
[INFO] [stderr]    Compiling state v0.2.1
[INFO] [stderr]     Checking serde v1.0.4
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]    Compiling rocket v0.2.8
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]    Compiling rocket_codegen v0.2.8
[INFO] [stderr]     Checking term-painter v0.2.3
[INFO] [stderr]    Compiling hyper v0.10.9
[INFO] [stderr]     Checking mime v0.2.3
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stderr]     Checking bytes v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking mio v0.6.7
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking url v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.4
[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-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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: build failed
[INFO] running `Command { std: "docker" "inspect" "129d5b327f98b80ceae6ceb89fb203850f77205c4c3f6e2397263e00e620e0eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129d5b327f98b80ceae6ceb89fb203850f77205c4c3f6e2397263e00e620e0eb", kill_on_drop: false }`
[INFO] [stdout] 129d5b327f98b80ceae6ceb89fb203850f77205c4c3f6e2397263e00e620e0eb