[INFO] cloning repository https://github.com/bcorrigan/ttrss_sync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bcorrigan/ttrss_sync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcorrigan%2Fttrss_sync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcorrigan%2Fttrss_sync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74ceb0f8b640c61ae142305b168a8d9b3ccc1dea
[INFO] checking bcorrigan/ttrss_sync against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbcorrigan%2Fttrss_sync" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bcorrigan/ttrss_sync on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bcorrigan/ttrss_sync
[INFO] finished tweaking git repo https://github.com/bcorrigan/ttrss_sync
[INFO] tweaked toml for git repo https://github.com/bcorrigan/ttrss_sync written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bcorrigan/ttrss_sync already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 664841d23338790f62c44ef5d5510a818d38c4e88f4498e830d78bc3facd4d51
[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" "664841d23338790f62c44ef5d5510a818d38c4e88f4498e830d78bc3facd4d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "664841d23338790f62c44ef5d5510a818d38c4e88f4498e830d78bc3facd4d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664841d23338790f62c44ef5d5510a818d38c4e88f4498e830d78bc3facd4d51", kill_on_drop: false }`
[INFO] [stdout] 664841d23338790f62c44ef5d5510a818d38c4e88f4498e830d78bc3facd4d51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb6f4e83975d7cb8b7cddaeede74c125b30bde28bb254d1f68db311e6873c22
[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" "8fb6f4e83975d7cb8b7cddaeede74c125b30bde28bb254d1f68db311e6873c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking futures v0.1.15
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling openssl v0.9.17
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking serde v1.0.12
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking itoa v0.3.3
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking fs2 v0.4.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]    Compiling cmake v0.1.25
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking libflate v0.1.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.17
[INFO] [stderr]    Compiling xxhash-sys v0.1.0
[INFO] [stderr]    Compiling unicase v2.0.0
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 251 |     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" "8fb6f4e83975d7cb8b7cddaeede74c125b30bde28bb254d1f68db311e6873c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb6f4e83975d7cb8b7cddaeede74c125b30bde28bb254d1f68db311e6873c22", kill_on_drop: false }`
[INFO] [stdout] 8fb6f4e83975d7cb8b7cddaeede74c125b30bde28bb254d1f68db311e6873c22