[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] testing mrmiywj/rust_incremental_compile against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrmiywj%2Frust_incremental_compile" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrmiywj/rust_incremental_compile on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-6/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded docopt v0.6.80
[INFO] [stderr]   Downloaded filetime v0.1.10
[INFO] [stderr]   Downloaded cmake v0.1.17
[INFO] [stderr]   Downloaded git2 v0.4.3
[INFO] [stderr]   Downloaded walkdir v0.1.5
[INFO] [stderr]   Downloaded libssh2-sys v0.1.37
[INFO] [stderr]   Downloaded crates-io v0.2.0
[INFO] [stderr]   Downloaded thread_local v0.2.5
[INFO] [stderr]   Downloaded url v1.1.0
[INFO] [stderr]   Downloaded regex v0.1.69
[INFO] [stderr]   Downloaded toml v0.1.28
[INFO] [stderr]   Downloaded cargo v0.10.0
[INFO] [stderr]   Downloaded libz-sys v1.0.3
[INFO] [stderr]   Downloaded openssl-sys v0.7.11
[INFO] [stderr]   Downloaded git2-curl v0.4.1
[INFO] [stderr]   Downloaded curl v0.2.19
[INFO] [stderr]   Downloaded tar v0.4.5
[INFO] [stderr]   Downloaded libgit2-sys v0.4.3
[INFO] [stderr]   Downloaded curl-sys v0.1.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f0fbd642ecf7a11bc4adf2f3f8273b6235a96999ec8799e76b6d24c1136a676
[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" "0f0fbd642ecf7a11bc4adf2f3f8273b6235a96999ec8799e76b6d24c1136a676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f0fbd642ecf7a11bc4adf2f3f8273b6235a96999ec8799e76b6d24c1136a676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0fbd642ecf7a11bc4adf2f3f8273b6235a96999ec8799e76b6d24c1136a676", kill_on_drop: false }`
[INFO] [stdout] 0f0fbd642ecf7a11bc4adf2f3f8273b6235a96999ec8799e76b6d24c1136a676
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19826c1ac497deda223ff812e6fc4a8c30614fa45b37f6f189fca165284cfbfb
[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" "19826c1ac497deda223ff812e6fc4a8c30614fa45b37f6f189fca165284cfbfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.6
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.3.1
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling strsim v0.3.0
[INFO] [stderr]    Compiling nom v1.2.2
[INFO] [stderr]    Compiling crossbeam v0.2.9
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling memchr v0.1.11
[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 rand v0.3.14
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling num_cpus v0.2.11
[INFO] [stderr]    Compiling cmake v0.1.17
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling tar v0.4.5
[INFO] [stderr]    Compiling openssl-sys v0.7.11
[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]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling fs2 v0.2.4
[INFO] [stderr]    Compiling term v0.4.4
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling walkdir v0.1.5
[INFO] [stderr]    Compiling thread_local v0.2.5
[INFO] [stderr]    Compiling regex v0.1.69
[INFO] [stderr]    Compiling url v1.1.0
[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` due to 2 previous errors
[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" "19826c1ac497deda223ff812e6fc4a8c30614fa45b37f6f189fca165284cfbfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19826c1ac497deda223ff812e6fc4a8c30614fa45b37f6f189fca165284cfbfb", kill_on_drop: false }`
[INFO] [stdout] 19826c1ac497deda223ff812e6fc4a8c30614fa45b37f6f189fca165284cfbfb