[INFO] fetching crate safe_thing 0.0.3...
[INFO] checking safe_thing-0.0.3 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate safe_thing 0.0.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate safe_thing 0.0.3 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--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 crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded reqwest v0.9.5
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.10
[INFO] [stderr]   Downloaded jni v0.10.2
[INFO] [stderr]   Downloaded data-encoding v2.1.2
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] [stderr]   Downloaded tokio v0.1.17
[INFO] [stderr]   Downloaded brotli v2.1.0
[INFO] [stderr]   Downloaded ffi_utils v0.11.0
[INFO] [stderr]   Downloaded alloc-no-stdlib v1.2.0
[INFO] [stderr]   Downloaded walkdir v2.0.1
[INFO] [stderr]   Downloaded safe_bindgen v0.11.0
[INFO] [stderr]   Downloaded rust_sodium-sys v0.10.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.7
[INFO] [stderr]   Downloaded safe_authenticator v0.9.0
[INFO] [stderr]   Downloaded safe_app v0.9.0
[INFO] [stderr]   Downloaded safe_core v0.32.0
[INFO] [stderr]   Downloaded self_encryption v0.13.0
[INFO] [stderr]   Downloaded routing v0.37.1
[INFO] [stderr]   Downloaded brotli-decompressor v1.3.0
[INFO] [stderr]   Downloaded rust_sodium v0.10.1
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8682af3e2eb3166cf265b7f71daecd2670990d6566746ccbe0548ad1f9066e8
[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" "d8682af3e2eb3166cf265b7f71daecd2670990d6566746ccbe0548ad1f9066e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8682af3e2eb3166cf265b7f71daecd2670990d6566746ccbe0548ad1f9066e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8682af3e2eb3166cf265b7f71daecd2670990d6566746ccbe0548ad1f9066e8", kill_on_drop: false }`
[INFO] [stdout] d8682af3e2eb3166cf265b7f71daecd2670990d6566746ccbe0548ad1f9066e8
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d057811793a01cd6a42791bf0825d408da2ccfa8afc8e7ea143c04a4a40c3ea
[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" "4d057811793a01cd6a42791bf0825d408da2ccfa8afc8e7ea143c04a4a40c3ea", 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]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]     Checking byteorder v1.1.0
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[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
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[INFO] [stderr]     Checking itertools v0.7.11
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[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking base64 v0.9.3
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[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]     Checking lru-cache v0.1.2
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[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking xmltree v0.3.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking termion v1.4.0
[INFO] [stderr]     Checking get_if_addrs v0.4.1
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling jni v0.10.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking textwrap v0.6.0
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking brotli v2.1.0
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking openssl v0.10.33
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.3.7
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/context.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crossbeam_utils::Backoff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/flavors/array.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crossbeam_utils::{Backoff, CachePadded};
[INFO] [stdout]    |                       ^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/flavors/list.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crossbeam_utils::{Backoff, CachePadded};
[INFO] [stdout]    |                       ^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/flavors/zero.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crossbeam_utils::Backoff;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/select.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crossbeam_utils::Backoff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crossbeam_utils::Backoff`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.7/src/utils.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crossbeam_utils::Backoff;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `Backoff` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]     Checking clap v2.25.1
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-channel`
[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-1.5.1/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] [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" "4d057811793a01cd6a42791bf0825d408da2ccfa8afc8e7ea143c04a4a40c3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d057811793a01cd6a42791bf0825d408da2ccfa8afc8e7ea143c04a4a40c3ea", kill_on_drop: false }`
[INFO] [stdout] 4d057811793a01cd6a42791bf0825d408da2ccfa8afc8e7ea143c04a4a40c3ea