[INFO] cloning repository https://github.com/Coneko/stack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Coneko/stack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConeko%2Fstack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConeko%2Fstack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 184a8d91e18b204b5e3eaa859b9ffb4c9ac0e05a
[INFO] testing Coneko/stack against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConeko%2Fstack" "/workspace/builds/worker-75/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-75/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Coneko/stack on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Coneko/stack
[INFO] finished tweaking git repo https://github.com/Coneko/stack
[INFO] tweaked toml for git repo https://github.com/Coneko/stack written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate git repo https://github.com/Coneko/stack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v0.2.3
[INFO] [stderr]   Downloaded unindent v0.1.2
[INFO] [stderr]   Downloaded libssh2-sys v0.2.6
[INFO] [stderr]   Downloaded indoc-impl v0.2.3
[INFO] [stderr]   Downloaded curl-sys v0.4.1
[INFO] [stderr]   Downloaded cmake v0.1.29
[INFO] [stderr]   Downloaded hubcaps v0.4.3
[INFO] [stderr]   Downloaded libgit2-sys v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ff9be357a85418b3d55ff37e1d4d14ef196a007658041d41e54f367cea9d148
[INFO] running `Command { std: "docker" "start" "-a" "9ff9be357a85418b3d55ff37e1d4d14ef196a007658041d41e54f367cea9d148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff9be357a85418b3d55ff37e1d4d14ef196a007658041d41e54f367cea9d148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff9be357a85418b3d55ff37e1d4d14ef196a007658041d41e54f367cea9d148", kill_on_drop: false }`
[INFO] [stdout] 9ff9be357a85418b3d55ff37e1d4d14ef196a007658041d41e54f367cea9d148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bafe1794eaa4761d2ab31e75f3fbc0175c159941bd8e413730b53b6059706a73
[INFO] running `Command { std: "docker" "start" "-a" "bafe1794eaa4761d2ab31e75f3fbc0175c159941bd8e413730b53b6059706a73", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling openssl v0.9.23
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling unindent v0.1.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling num-traits v0.1.42
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling clap v2.29.2
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling mio v0.6.12
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[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-1.6.0/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] [stderr]    Compiling proc-macro-hack v0.4.0
[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]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[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" "bafe1794eaa4761d2ab31e75f3fbc0175c159941bd8e413730b53b6059706a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bafe1794eaa4761d2ab31e75f3fbc0175c159941bd8e413730b53b6059706a73", kill_on_drop: false }`
[INFO] [stdout] bafe1794eaa4761d2ab31e75f3fbc0175c159941bd8e413730b53b6059706a73