[INFO] cloning repository https://github.com/gretchenfrage/mv5t
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gretchenfrage/mv5t" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgretchenfrage%2Fmv5t", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgretchenfrage%2Fmv5t'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a6917d335065774090693f79660de99d25ec0b6
[INFO] testing gretchenfrage/mv5t against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgretchenfrage%2Fmv5t" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gretchenfrage/mv5t on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gretchenfrage/mv5t
[INFO] finished tweaking git repo https://github.com/gretchenfrage/mv5t
[INFO] tweaked toml for git repo https://github.com/gretchenfrage/mv5t written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/gretchenfrage/mv5t already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded remove_dir_all v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded serde_derive v1.0.34
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded atty v0.2.8
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded crc v1.7.0
[INFO] [stderr]   Downloaded json v0.11.13
[INFO] [stderr]   Downloaded rustc-demangle v0.1.7
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded hyper v0.10.13
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded base64 v0.5.2
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded schannel v0.1.11
[INFO] [stderr]   Downloaded thread_local v0.3.5
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded cc v1.0.9
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.4
[INFO] [stderr]   Downloaded typeable v0.1.2
[INFO] [stderr]   Downloaded openssl v0.9.24
[INFO] [stderr]   Downloaded syn v0.12.14
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded serde_json v1.0.13
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] [stderr]   Downloaded libc v0.2.39
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded libflate v0.1.14
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded mime v0.2.6
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.27
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded num-traits v0.1.43
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded serde_urlencoded v0.4.3
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded file v1.1.1
[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded oauth-client v0.3.2
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded num-traits v0.2.2
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded reqwest v0.5.2
[INFO] [stderr]   Downloaded yandex_translate v2.1.0
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded serde v1.0.34
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.0
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] a3b006e248527b9c93e565e23c2a8c88ff245bd6a4cb995b55233592a44ba334
[INFO] running `Command { std: "docker" "start" "-a" "a3b006e248527b9c93e565e23c2a8c88ff245bd6a4cb995b55233592a44ba334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b006e248527b9c93e565e23c2a8c88ff245bd6a4cb995b55233592a44ba334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b006e248527b9c93e565e23c2a8c88ff245bd6a4cb995b55233592a44ba334", kill_on_drop: false }`
[INFO] [stdout] a3b006e248527b9c93e565e23c2a8c88ff245bd6a4cb995b55233592a44ba334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 874f0b0e6a90f42c31c58664befc587748346a443f106fb6f123507aa6f35513
[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" "874f0b0e6a90f42c31c58664befc587748346a443f106fb6f123507aa6f35513", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling serde v1.0.34
[INFO] [stderr]    Compiling file v1.1.1
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling url v1.7.0
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling num-traits v0.1.43
[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" "874f0b0e6a90f42c31c58664befc587748346a443f106fb6f123507aa6f35513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874f0b0e6a90f42c31c58664befc587748346a443f106fb6f123507aa6f35513", kill_on_drop: false }`
[INFO] [stdout] 874f0b0e6a90f42c31c58664befc587748346a443f106fb6f123507aa6f35513