[INFO] fetching crate safe_thing 0.0.3...
[INFO] checking safe_thing-0.0.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate safe_thing 0.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate safe_thing 0.0.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_thing 0.0.3
[INFO] finished tweaking crates.io crate safe_thing 0.0.3
[INFO] tweaked toml for crates.io crate safe_thing 0.0.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny-keccak v1.3.1
[INFO] [stderr]   Downloaded Inflector v0.11.3
[INFO] [stderr]   Downloaded jni v0.10.2
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.10
[INFO] [stderr]   Downloaded textwrap v0.6.0
[INFO] [stderr]   Downloaded igd v0.6.0
[INFO] [stderr]   Downloaded ffi_utils v0.11.0
[INFO] [stderr]   Downloaded rust_sodium-sys v0.10.2
[INFO] [stderr]   Downloaded termion v1.4.0
[INFO] [stderr]   Downloaded resource_proof v0.5.0
[INFO] [stderr]   Downloaded maidsafe_utilities v0.16.0
[INFO] [stderr]   Downloaded clap v2.25.1
[INFO] [stderr]   Downloaded safe_authenticator v0.9.0
[INFO] [stderr]   Downloaded xmltree v0.3.2
[INFO] [stderr]   Downloaded self_encryption v0.13.0
[INFO] [stderr]   Downloaded config_file_handler v0.11.0
[INFO] [stderr]   Downloaded routing v0.37.0
[INFO] [stderr]   Downloaded brotli-decompressor v1.3.0
[INFO] [stderr]   Downloaded safe_app v0.9.0
[INFO] [stderr]   Downloaded fake_clock v0.2.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.7
[INFO] [stderr]   Downloaded lru_time_cache v0.8.1
[INFO] [stderr]   Downloaded safe_core v0.32.0
[INFO] [stderr]   Downloaded safe_bindgen v0.11.0
[INFO] [stderr]   Downloaded rust_sodium v0.10.1
[INFO] [stderr]   Downloaded crust v0.31.0
[INFO] [stderr]   Downloaded brotli v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41f7ef808611e82ecc9aa7dfcc628d111b65ded17379d4696296310b7980ad57
[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" "41f7ef808611e82ecc9aa7dfcc628d111b65ded17379d4696296310b7980ad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41f7ef808611e82ecc9aa7dfcc628d111b65ded17379d4696296310b7980ad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f7ef808611e82ecc9aa7dfcc628d111b65ded17379d4696296310b7980ad57", kill_on_drop: false }`
[INFO] [stdout] 41f7ef808611e82ecc9aa7dfcc628d111b65ded17379d4696296310b7980ad57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f50de8a41bab28e8f5594f4300e711056b6f69d536e39ef2b5f1d908842e1c86
[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" "f50de8a41bab28e8f5594f4300e711056b6f69d536e39ef2b5f1d908842e1c86", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
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[INFO] [stderr]     Checking rand_core v0.3.1
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[INFO] [stderr]    Compiling unsafe-any v0.4.2
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[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
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[INFO] [stderr]    Compiling jni v0.10.2
[INFO] [stderr]     Checking xmltree v0.3.2
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking get_if_addrs v0.4.1
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[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]     Checking brotli v2.1.0
[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-1.5.1/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: 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" "f50de8a41bab28e8f5594f4300e711056b6f69d536e39ef2b5f1d908842e1c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50de8a41bab28e8f5594f4300e711056b6f69d536e39ef2b5f1d908842e1c86", kill_on_drop: false }`
[INFO] [stdout] f50de8a41bab28e8f5594f4300e711056b6f69d536e39ef2b5f1d908842e1c86