[INFO] cloning repository https://github.com/keringar/mute-cs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keringar/mute-cs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bd2c4afc79d3e41ca3f799bc476024c73080448
[INFO] checking keringar/mute-cs against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keringar/mute-cs on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keringar/mute-cs
[INFO] finished tweaking git repo https://github.com/keringar/mute-cs
[INFO] tweaked toml for git repo https://github.com/keringar/mute-cs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/keringar/mute-cs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6783084dd7d7a4241cf0471278a2b645a53d2c6cfaa2a51d4150720a2642feb
[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" "b6783084dd7d7a4241cf0471278a2b645a53d2c6cfaa2a51d4150720a2642feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6783084dd7d7a4241cf0471278a2b645a53d2c6cfaa2a51d4150720a2642feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6783084dd7d7a4241cf0471278a2b645a53d2c6cfaa2a51d4150720a2642feb", kill_on_drop: false }`
[INFO] [stdout] b6783084dd7d7a4241cf0471278a2b645a53d2c6cfaa2a51d4150720a2642feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b040d8709e1c58dd4b533b1693c5d20d062c01a8d6fcaf547f667ac0dc175cce
[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" "b040d8709e1c58dd4b533b1693c5d20d062c01a8d6fcaf547f667ac0dc175cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking memoffset v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking base64 v0.6.0
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[INFO] [stderr]     Checking parking_lot_core v0.2.13
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[INFO] [stderr]     Checking resolv-conf v0.6.0
[INFO] [stderr]     Checking tokio-timer v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking crossbeam-channel v0.1.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[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`.
[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" "b040d8709e1c58dd4b533b1693c5d20d062c01a8d6fcaf547f667ac0dc175cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b040d8709e1c58dd4b533b1693c5d20d062c01a8d6fcaf547f667ac0dc175cce", kill_on_drop: false }`
[INFO] [stdout] b040d8709e1c58dd4b533b1693c5d20d062c01a8d6fcaf547f667ac0dc175cce
