[INFO] cloning repository https://github.com/insanitybit/spam_detection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insanitybit/spam_detection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fspam_detection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fspam_detection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 576ba4678b93d19fb0950ba88aef8c79abd7dd25
[INFO] checking insanitybit/spam_detection against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsanitybit%2Fspam_detection" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/insanitybit/spam_detection on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insanitybit/spam_detection
[INFO] finished tweaking git repo https://github.com/insanitybit/spam_detection
[INFO] tweaked toml for git repo https://github.com/insanitybit/spam_detection written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/insanitybit/spam_detection already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 805a713388b434f5d83b87deb7d7757539e01627df80308555c699d786706c33
[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" "805a713388b434f5d83b87deb7d7757539e01627df80308555c699d786706c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "805a713388b434f5d83b87deb7d7757539e01627df80308555c699d786706c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805a713388b434f5d83b87deb7d7757539e01627df80308555c699d786706c33", kill_on_drop: false }`
[INFO] [stdout] 805a713388b434f5d83b87deb7d7757539e01627df80308555c699d786706c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e152a2595e6dea40137ead70908bb5bd8a9c65c1d49114ed6f0b6ec9b4296e
[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" "a6e152a2595e6dea40137ead70908bb5bd8a9c65c1d49114ed6f0b6ec9b4296e", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.9
[INFO] [stderr]     Checking futures v0.1.16
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.19
[INFO] [stderr]     Checking percent-encoding v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking crossbeam v0.3.0
[INFO] [stderr]    Compiling derive_builder v0.5.0
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]    Compiling string_morph v0.1.0
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking quoted_printable v0.3.3
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking base64 v0.1.1
[INFO] [stderr]     Checking lru_time_cache v0.7.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking coco v0.2.1
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking libflate v0.1.11
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.6
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]     Checking url v1.5.1
[INFO] [stderr]     Checking mailparse v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.19
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[INFO] [stderr]    Compiling rustlearn v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.2.6
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn count(self) -> usize() {
[INFO] [stdout]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] ...
[INFO] [stdout] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stdout]    | --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `twox-hash`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a6e152a2595e6dea40137ead70908bb5bd8a9c65c1d49114ed6f0b6ec9b4296e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e152a2595e6dea40137ead70908bb5bd8a9c65c1d49114ed6f0b6ec9b4296e", kill_on_drop: false }`
[INFO] [stdout] a6e152a2595e6dea40137ead70908bb5bd8a9c65c1d49114ed6f0b6ec9b4296e