[INFO] fetching crate leguichet-in 0.1.6...
[INFO] checking leguichet-in-0.1.6 against beta for pr-78714
[INFO] extracting crate leguichet-in 0.1.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate leguichet-in 0.1.6 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leguichet-in 0.1.6
[INFO] finished tweaking crates.io crate leguichet-in 0.1.6
[INFO] tweaked toml for crates.io crate leguichet-in 0.1.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41b608dade278bc6086a0e3a5d208fe9afc96aced9c4df07d31795de0898fdcf
[INFO] running `Command { std: "docker" "start" "-a" "41b608dade278bc6086a0e3a5d208fe9afc96aced9c4df07d31795de0898fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b608dade278bc6086a0e3a5d208fe9afc96aced9c4df07d31795de0898fdcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b608dade278bc6086a0e3a5d208fe9afc96aced9c4df07d31795de0898fdcf", kill_on_drop: false }`
[INFO] [stdout] 41b608dade278bc6086a0e3a5d208fe9afc96aced9c4df07d31795de0898fdcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 406ba52a33ba0cf7d671d6b562b2eae5188a0a05cd638ee207bcedeac17193ff
[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" "406ba52a33ba0cf7d671d6b562b2eae5188a0a05cd638ee207bcedeac17193ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling yara-sys v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking data-encoding v2.3.1
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking unix-named-pipe v0.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]    Compiling rust-lzma v0.4.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking yara v0.1.0
[INFO] [stderr]     Checking clam-client v0.1.1
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yara-0.1.0/src/compiler.rs:99:39
[INFO] [stdout]     |
[INFO] [stdout] 16  | impl<'a> Compiler<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 99  |         internals::compiler_get_rules(self.inner).map(Rules::from)
[INFO] [stdout]     |         ------------------------------^^^^^^^^^^------------------ returning this value requires that `*self.inner` is borrowed for `'a`
[INFO] [stdout] 100 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.inner`, because the type `Compiler<'_>` implements the `Drop` trait
[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 `yara`
[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" "406ba52a33ba0cf7d671d6b562b2eae5188a0a05cd638ee207bcedeac17193ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406ba52a33ba0cf7d671d6b562b2eae5188a0a05cd638ee207bcedeac17193ff", kill_on_drop: false }`
[INFO] [stdout] 406ba52a33ba0cf7d671d6b562b2eae5188a0a05cd638ee207bcedeac17193ff