[INFO] updating cached repository https://github.com/jakobdalsgaard/simple-tower-mysql-service
[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] 6c40b35f4bf966023a49532b50d9f22e6949baf5
[INFO] checking jakobdalsgaard/simple-tower-mysql-service against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakobdalsgaard%2Fsimple-tower-mysql-service" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakobdalsgaard/simple-tower-mysql-service on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jakobdalsgaard/simple-tower-mysql-service
[INFO] finished tweaking git repo https://github.com/jakobdalsgaard/simple-tower-mysql-service
[INFO] tweaked toml for git repo https://github.com/jakobdalsgaard/simple-tower-mysql-service written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/jakobdalsgaard/simple-tower-mysql-service already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c517f84c82ff210ff4ab20b3fbff7dc705c38b6639eec221bc44bce05b3b02d
[INFO] running `"docker" "start" "-a" "3c517f84c82ff210ff4ab20b3fbff7dc705c38b6639eec221bc44bce05b3b02d"`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling prost-build v0.3.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking tower-service v0.1.0 (https://github.com/tower-rs/tower#20fb04e3)
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling petgraph v0.4.12
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]     Checking atoi v0.2.3
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]     Checking serde_json v1.0.20
[INFO] [stderr]    Compiling codegen v0.1.0 (https://github.com/carllerche/codegen#9b2f8185)
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]    Compiling prost v0.3.2
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking http v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.4
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking twox-hash v1.1.0
[INFO] [stderr] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn count(self) -> usize() {
[INFO] [stderr]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stderr] ...
[INFO] [stderr] 74 | number_stream!(U32FromBytes, u32, U32_BYTES);
[INFO] [stderr]    | --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/twox-hash-1.1.0/src/number_streams.rs:67:23
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn count(self) -> usize() {
[INFO] [stderr]    |                       ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stderr] ...
[INFO] [stderr] 75 | number_stream!(U64FromBytes, u64, U64_BYTES);
[INFO] [stderr]    | --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0214`.
[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] [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] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0713`.
[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 `"docker" "inspect" "3c517f84c82ff210ff4ab20b3fbff7dc705c38b6639eec221bc44bce05b3b02d"`
[INFO] running `"docker" "rm" "-f" "3c517f84c82ff210ff4ab20b3fbff7dc705c38b6639eec221bc44bce05b3b02d"`
[INFO] [stdout] 3c517f84c82ff210ff4ab20b3fbff7dc705c38b6639eec221bc44bce05b3b02d