[INFO] cloning repository https://github.com/azdlowry/trustmdns-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azdlowry/trustmdns-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdlowry%2Ftrustmdns-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdlowry%2Ftrustmdns-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d79499ca67f090098f2e5604c163480c3dca99f5
[INFO] testing azdlowry/trustmdns-test against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdlowry%2Ftrustmdns-test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azdlowry/trustmdns-test on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azdlowry/trustmdns-test
[INFO] finished tweaking git repo https://github.com/azdlowry/trustmdns-test
[INFO] tweaked toml for git repo https://github.com/azdlowry/trustmdns-test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/azdlowry/trustmdns-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.5.10
[INFO] [stderr]   Downloaded socket2 v0.3.6
[INFO] [stderr]   Downloaded rusqlite v0.13.0
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.3
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.3
[INFO] [stderr]   Downloaded serde_derive v1.0.67
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.4
[INFO] [stderr]   Downloaded serde v1.0.67
[INFO] [stderr]   Downloaded chrono v0.4.4
[INFO] [stderr]   Downloaded trust-dns-server v0.14.0
[INFO] [stderr]   Downloaded tokio-fs v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 979c9c67147f847d06376504d446ec2f2871f8fd92aed02a65801aab723c3f0a
[INFO] running `Command { std: "docker" "start" "-a" "979c9c67147f847d06376504d446ec2f2871f8fd92aed02a65801aab723c3f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "979c9c67147f847d06376504d446ec2f2871f8fd92aed02a65801aab723c3f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "979c9c67147f847d06376504d446ec2f2871f8fd92aed02a65801aab723c3f0a", kill_on_drop: false }`
[INFO] [stdout] 979c9c67147f847d06376504d446ec2f2871f8fd92aed02a65801aab723c3f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07f739e6d912865e60bb17fee11d64edca30c731db707a0e3f4d29d26a3c5ff3
[INFO] running `Command { std: "docker" "start" "-a" "07f739e6d912865e60bb17fee11d64edca30c731db707a0e3f4d29d26a3c5ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling serde v1.0.67
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.2
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.1
[INFO] [stderr]    Compiling socket2 v0.3.6
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.67
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling radix_trie v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.3
[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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "07f739e6d912865e60bb17fee11d64edca30c731db707a0e3f4d29d26a3c5ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f739e6d912865e60bb17fee11d64edca30c731db707a0e3f4d29d26a3c5ff3", kill_on_drop: false }`
[INFO] [stdout] 07f739e6d912865e60bb17fee11d64edca30c731db707a0e3f4d29d26a3c5ff3