[INFO] cloning repository https://github.com/trecement/safe_client_libs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trecement/safe_client_libs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrecement%2Fsafe_client_libs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrecement%2Fsafe_client_libs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dba893f43ec0bb022cedaf1c93e4f80e9fa3c5ab
[INFO] checking trecement/safe_client_libs against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrecement%2Fsafe_client_libs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trecement/safe_client_libs on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/trecement/safe_client_libs
[INFO] finished tweaking git repo https://github.com/trecement/safe_client_libs
[INFO] tweaked toml for git repo https://github.com/trecement/safe_client_libs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/trecement/safe_client_libs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbedd485bd1d223dd708215b94e626506181ea9c8febc1745d0c8d8f16d679d8
[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" "cbedd485bd1d223dd708215b94e626506181ea9c8febc1745d0c8d8f16d679d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbedd485bd1d223dd708215b94e626506181ea9c8febc1745d0c8d8f16d679d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbedd485bd1d223dd708215b94e626506181ea9c8febc1745d0c8d8f16d679d8", kill_on_drop: false }`
[INFO] [stdout] cbedd485bd1d223dd708215b94e626506181ea9c8febc1745d0c8d8f16d679d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 052ef0bb116264b3c1bbc62ed2c85af2aefbfed634bc22122e7d2bfe4c29c94d
[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" "052ef0bb116264b3c1bbc62ed2c85af2aefbfed634bc22122e7d2bfe4c29c94d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
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[INFO] [stderr]    Compiling fake_clock v0.2.0
[INFO] [stderr]     Checking alloc-no-stdlib v1.2.0
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[INFO] [stderr]    Compiling unreachable v1.0.0
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[INFO] [stderr]    Compiling tokio-executor v0.1.4
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[INFO] [stderr]     Checking combine v3.6.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tar v0.4.16
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling jni v0.10.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]     Checking xmltree v0.3.2
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.3.0
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking brotli v2.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking num-traits v0.1.43
[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] [stderr]    Compiling extprim v1.6.0
[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] error: could not compile `url` 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-1.5.1/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: build failed
[INFO] running `Command { std: "docker" "inspect" "052ef0bb116264b3c1bbc62ed2c85af2aefbfed634bc22122e7d2bfe4c29c94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052ef0bb116264b3c1bbc62ed2c85af2aefbfed634bc22122e7d2bfe4c29c94d", kill_on_drop: false }`
[INFO] [stdout] 052ef0bb116264b3c1bbc62ed2c85af2aefbfed634bc22122e7d2bfe4c29c94d
