[INFO] fetching crate secure_serialisation 0.5.0...
[INFO] checking secure_serialisation-0.5.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate secure_serialisation 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate secure_serialisation 0.5.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secure_serialisation 0.5.0
[INFO] finished tweaking crates.io crate secure_serialisation 0.5.0
[INFO] tweaked toml for crates.io crate secure_serialisation 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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 ws v0.7.3
[INFO] [stderr]   Downloaded log4rs v0.7.0
[INFO] [stderr]   Downloaded url v1.5.1
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded rust_sodium v0.7.0
[INFO] [stderr]   Downloaded config_file_handler v0.8.3
[INFO] [stderr]   Downloaded maidsafe_utilities v0.14.1
[INFO] [stderr]   Downloaded rust_sodium-sys v0.7.2
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c1078b3f5a6379a8b4ed42bd0ebdbac54a8dca767af6e7b649a66c9e848cb7f
[INFO] running `Command { std: "docker" "start" "-a" "2c1078b3f5a6379a8b4ed42bd0ebdbac54a8dca767af6e7b649a66c9e848cb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c1078b3f5a6379a8b4ed42bd0ebdbac54a8dca767af6e7b649a66c9e848cb7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1078b3f5a6379a8b4ed42bd0ebdbac54a8dca767af6e7b649a66c9e848cb7f", kill_on_drop: false }`
[INFO] [stdout] 2c1078b3f5a6379a8b4ed42bd0ebdbac54a8dca767af6e7b649a66c9e848cb7f
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d0c37a27cab93c0f2e118b742977b03188ad57add73bb83a4d95678077d166d
[INFO] running `Command { std: "docker" "start" "-a" "1d0c37a27cab93c0f2e118b742977b03188ad57add73bb83a4d95678077d166d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking unwrap v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling tar v0.4.35
[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" "1d0c37a27cab93c0f2e118b742977b03188ad57add73bb83a4d95678077d166d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d0c37a27cab93c0f2e118b742977b03188ad57add73bb83a4d95678077d166d", kill_on_drop: false }`
[INFO] [stdout] 1d0c37a27cab93c0f2e118b742977b03188ad57add73bb83a4d95678077d166d