[INFO] updating cached repository https://github.com/spacekookie/thingymabobby
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9bf7891b977ec60c0909fe6bbcf68457b6d5e8aa
[INFO] checking spacekookie/thingymabobby against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacekookie%2Fthingymabobby" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spacekookie/thingymabobby on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/spacekookie/thingymabobby
[INFO] finished tweaking git repo https://github.com/spacekookie/thingymabobby
[INFO] tweaked toml for git repo https://github.com/spacekookie/thingymabobby written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/spacekookie/thingymabobby already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7fbd5f1949b5114cb591cde1ce6bde559892e20e7a46c520ef96bc12d6d0fbf3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7fbd5f1949b5114cb591cde1ce6bde559892e20e7a46c520ef96bc12d6d0fbf3"`
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.5
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking utf-8 v0.7.2
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking rustc-demangle v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking dtoa-short v0.3.1
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking servo_arc v0.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking tendril v0.4.0
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.3
[INFO] [stderr]    Compiling selectors v0.19.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40
[INFO] [stderr]     |
[INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr] 
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[INFO] [stderr]     Checking sha-1 v0.4.1
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr] error: could not compile `url`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7fbd5f1949b5114cb591cde1ce6bde559892e20e7a46c520ef96bc12d6d0fbf3"`
[INFO] running `"docker" "rm" "-f" "7fbd5f1949b5114cb591cde1ce6bde559892e20e7a46c520ef96bc12d6d0fbf3"`
[INFO] [stdout] 7fbd5f1949b5114cb591cde1ce6bde559892e20e7a46c520ef96bc12d6d0fbf3