[INFO] cloning repository https://github.com/mrmiywj/rust_incremental_compile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrmiywj/rust_incremental_compile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmiywj%2Frust_incremental_compile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmiywj%2Frust_incremental_compile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3d84a7d64608086290a764bb23b8856803c5ebb
[INFO] checking mrmiywj/rust_incremental_compile against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmiywj%2Frust_incremental_compile" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrmiywj/rust_incremental_compile on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrmiywj/rust_incremental_compile
[INFO] finished tweaking git repo https://github.com/mrmiywj/rust_incremental_compile
[INFO] tweaked toml for git repo https://github.com/mrmiywj/rust_incremental_compile written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mrmiywj/rust_incremental_compile already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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 docopt v0.6.80
[INFO] [stderr]   Downloaded git2-curl v0.4.1
[INFO] [stderr]   Downloaded crates-io v0.2.0
[INFO] [stderr]   Downloaded cargo v0.10.0
[INFO] [stderr]   Downloaded curl-sys v0.1.34
[INFO] [stderr]   Downloaded curl v0.2.19
[INFO] [stderr]   Downloaded tar v0.4.5
[INFO] [stderr]   Downloaded git2 v0.4.3
[INFO] [stderr]   Downloaded libssh2-sys v0.1.37
[INFO] [stderr]   Downloaded libz-sys v1.0.3
[INFO] [stderr]   Downloaded libgit2-sys v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26efb890a9cfe86df97fdd5f372c8cd777d38696158e1ed46b24bb62aae72e3f
[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" "26efb890a9cfe86df97fdd5f372c8cd777d38696158e1ed46b24bb62aae72e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26efb890a9cfe86df97fdd5f372c8cd777d38696158e1ed46b24bb62aae72e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26efb890a9cfe86df97fdd5f372c8cd777d38696158e1ed46b24bb62aae72e3f", kill_on_drop: false }`
[INFO] [stdout] 26efb890a9cfe86df97fdd5f372c8cd777d38696158e1ed46b24bb62aae72e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91428fdb27e78e9ca620d78f924000446ba7ba4d9118161f013203e9f462f60e
[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" "91428fdb27e78e9ca620d78f924000446ba7ba4d9118161f013203e9f462f60e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking winapi v0.2.6
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.3.1
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking nom v1.2.2
[INFO] [stderr]     Checking strsim v0.3.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking crossbeam v0.2.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling openssl-sys v0.7.11
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking num_cpus v0.2.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking fs2 v0.2.4
[INFO] [stderr]     Checking term v0.4.4
[INFO] [stderr]     Checking walkdir v0.1.5
[INFO] [stderr]    Compiling cmake v0.1.17
[INFO] [stderr]     Checking semver v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.5.2
[INFO] [stderr]     Checking thread_local v0.2.5
[INFO] [stderr]     Checking tar v0.4.5
[INFO] [stderr]     Checking url v1.1.0
[INFO] [stderr]    Compiling libz-sys v1.0.3
[INFO] [stderr]    Compiling libssh2-sys v0.1.37
[INFO] [stderr]    Compiling curl-sys v0.1.34
[INFO] [stderr]    Compiling libgit2-sys v0.4.3
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking regex v0.1.69
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`
[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] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.1.0/src/form_urlencoded.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 246 |     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: build failed
[INFO] running `Command { std: "docker" "inspect" "91428fdb27e78e9ca620d78f924000446ba7ba4d9118161f013203e9f462f60e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91428fdb27e78e9ca620d78f924000446ba7ba4d9118161f013203e9f462f60e", kill_on_drop: false }`
[INFO] [stdout] 91428fdb27e78e9ca620d78f924000446ba7ba4d9118161f013203e9f462f60e