[INFO] updating cached repository eminence/prom_weather_server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/eminence/prom_weather_server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/eminence/prom_weather_server" "work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/prom_weather_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/prom_weather_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eminence/prom_weather_server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c0b3125f0b1dde9230d01139617f6d50fc47b9d3
[INFO] sha for GitHub repo eminence/prom_weather_server: c0b3125f0b1dde9230d01139617f6d50fc47b9d3
[INFO] validating manifest of eminence/prom_weather_server on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eminence/prom_weather_server on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing eminence/prom_weather_server
[INFO] finished frobbing eminence/prom_weather_server
[INFO] frobbed toml for eminence/prom_weather_server written to work/ex/beta-1.38-1/sources/1.37.0/gh/eminence/prom_weather_server/Cargo.toml
[INFO] started frobbing eminence/prom_weather_server
[INFO] finished frobbing eminence/prom_weather_server
[INFO] frobbed toml for eminence/prom_weather_server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server/Cargo.toml
[INFO] crate eminence/prom_weather_server already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing eminence/prom_weather_server against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] db7e6b1afe84bfb43f99cde01561f319d0f40193e7a398c4b4dc6b3907d86eaa
[INFO] running `"docker" "start" "-a" "db7e6b1afe84bfb43f99cde01561f319d0f40193e7a398c4b4dc6b3907d86eaa"`
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling openssl v0.9.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.5
[INFO] [stderr]    Compiling mime v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.4.0
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling hyper v0.10.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling libflate v0.1.5
[INFO] [stderr]    Compiling idna v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.11
[INFO] [stderr]    Compiling url v1.4.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.0/src/form_urlencoded.rs:246:40
[INFO] [stderr]     |
[INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 245 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 246 |     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]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling serde_urlencoded v0.4.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling native-tls v0.1.2
[INFO] [stderr]    Compiling hyper-native-tls v0.2.2
[INFO] [stderr]    Compiling reqwest v0.5.1
[INFO] [stderr]    Compiling owm_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/main.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn handle(&self, req: Request, mut res: Response) {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `OWM` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | mod OWM;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `owm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `NWS` should have a snake case name
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | mod NWS;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `nws`
[INFO] [stderr] 
[INFO] [stderr] warning: module `WUG` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | mod WUG;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `wug`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.88s
[INFO] running `"docker" "inspect" "db7e6b1afe84bfb43f99cde01561f319d0f40193e7a398c4b4dc6b3907d86eaa"`
[INFO] running `"docker" "rm" "-f" "db7e6b1afe84bfb43f99cde01561f319d0f40193e7a398c4b4dc6b3907d86eaa"`
[INFO] [stdout] db7e6b1afe84bfb43f99cde01561f319d0f40193e7a398c4b4dc6b3907d86eaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d4157d78b7afc9dc77394237cd0703e408ad7c42ce14f827d0448c5c1baf3312
[INFO] running `"docker" "start" "-a" "d4157d78b7afc9dc77394237cd0703e408ad7c42ce14f827d0448c5c1baf3312"`
[INFO] [stderr]    Compiling owm_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]    --> src/main.rs:140:22
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn handle(&self, req: Request, mut res: Response) {
[INFO] [stderr]     |                      ^^^ help: consider prefixing with an underscore: `_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `OWM` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | mod OWM;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `owm`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `NWS` should have a snake case name
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | mod NWS;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `nws`
[INFO] [stderr] 
[INFO] [stderr] warning: module `WUG` should have a snake case name
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | mod WUG;
[INFO] [stderr]    |     ^^^ help: convert the identifier to snake case: `wug`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "d4157d78b7afc9dc77394237cd0703e408ad7c42ce14f827d0448c5c1baf3312"`
[INFO] running `"docker" "rm" "-f" "d4157d78b7afc9dc77394237cd0703e408ad7c42ce14f827d0448c5c1baf3312"`
[INFO] [stdout] d4157d78b7afc9dc77394237cd0703e408ad7c42ce14f827d0448c5c1baf3312
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/eminence/prom_weather_server:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8a2f0833984c0224e10e30620f285f5995e787ebcbc32fb151c81306b14cb0ad
[INFO] running `"docker" "start" "-a" "8a2f0833984c0224e10e30620f285f5995e787ebcbc32fb151c81306b14cb0ad"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/owm_server-a21f88b2875bb812
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8a2f0833984c0224e10e30620f285f5995e787ebcbc32fb151c81306b14cb0ad"`
[INFO] running `"docker" "rm" "-f" "8a2f0833984c0224e10e30620f285f5995e787ebcbc32fb151c81306b14cb0ad"`
[INFO] [stdout] 8a2f0833984c0224e10e30620f285f5995e787ebcbc32fb151c81306b14cb0ad