[INFO] cloning repository https://github.com/Mange/git-trivia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mange/git-trivia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fgit-trivia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fgit-trivia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbf8b1b3c9caddc0342f9d90b0a3e8dc4b33909a
[INFO] checking Mange/git-trivia against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fgit-trivia" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mange/git-trivia on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mange/git-trivia
[INFO] finished tweaking git repo https://github.com/Mange/git-trivia
[INFO] tweaked toml for git repo https://github.com/Mange/git-trivia written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Mange/git-trivia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.0
[INFO] [stderr]   Downloaded parking_lot_core v0.2.6
[INFO] [stderr]   Downloaded openssl-probe v0.1.1
[INFO] [stderr]   Downloaded console v0.5.0
[INFO] [stderr]   Downloaded git2 v0.6.8
[INFO] [stderr]   Downloaded libz-sys v1.0.16
[INFO] [stderr]   Downloaded cmake v0.1.25
[INFO] [stderr]   Downloaded curl-sys v0.3.14
[INFO] [stderr]   Downloaded terminal_size v0.1.7
[INFO] [stderr]   Downloaded clicolors-control v0.1.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.14
[INFO] [stderr]   Downloaded libgit2-sys v0.6.14
[INFO] [stderr]   Downloaded indicatif v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d91600f1e67e513b1e8f7d4097471fb61fe416237ac23d51dec4126636fc1a40
[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" "d91600f1e67e513b1e8f7d4097471fb61fe416237ac23d51dec4126636fc1a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d91600f1e67e513b1e8f7d4097471fb61fe416237ac23d51dec4126636fc1a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91600f1e67e513b1e8f7d4097471fb61fe416237ac23d51dec4126636fc1a40", kill_on_drop: false }`
[INFO] [stdout] d91600f1e67e513b1e8f7d4097471fb61fe416237ac23d51dec4126636fc1a40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdcd1036a27aadfd90ebbed41b4ce5ac8646bb753ab46362b4387d82e7fcecf8
[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" "bdcd1036a27aadfd90ebbed41b4ce5ac8646bb753ab46362b4387d82e7fcecf8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking openssl-probe v0.1.1
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking encode_unicode v0.3.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking clicolors-control v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.2.6
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]    Compiling cmake v0.1.25
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking terminal_size v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.16
[INFO] [stderr]    Compiling openssl-sys v0.9.17
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[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" "bdcd1036a27aadfd90ebbed41b4ce5ac8646bb753ab46362b4387d82e7fcecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdcd1036a27aadfd90ebbed41b4ce5ac8646bb753ab46362b4387d82e7fcecf8", kill_on_drop: false }`
[INFO] [stdout] bdcd1036a27aadfd90ebbed41b4ce5ac8646bb753ab46362b4387d82e7fcecf8