[INFO] updating cached repository DamianRivas/gcd-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DamianRivas/gcd-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DamianRivas/gcd-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DamianRivas/gcd-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DamianRivas/gcd-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DamianRivas/gcd-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce660d894abbd971365d0f60c4b4495de54e29b2
[INFO] sha for GitHub repo DamianRivas/gcd-server: ce660d894abbd971365d0f60c4b4495de54e29b2
[INFO] validating manifest of DamianRivas/gcd-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 DamianRivas/gcd-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 DamianRivas/gcd-server
[INFO] finished frobbing DamianRivas/gcd-server
[INFO] frobbed toml for DamianRivas/gcd-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-server/Cargo.toml
[INFO] started frobbing DamianRivas/gcd-server
[INFO] finished frobbing DamianRivas/gcd-server
[INFO] frobbed toml for DamianRivas/gcd-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DamianRivas/gcd-server/Cargo.toml
[INFO] crate DamianRivas/gcd-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] testing DamianRivas/gcd-server against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c53be8e657d3ff9a04b29668af0a94f3b6f2050ee44e6d854476dd3a8148f55d
[INFO] running `"docker" "start" "-a" "c53be8e657d3ff9a04b29668af0a94f3b6f2050ee44e6d854476dd3a8148f55d"`
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling route-recognizer v0.1.12
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling url v1.7.0
[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-1.7.0/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]     = 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 hyper v0.10.13
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling persistent v0.3.0
[INFO] [stderr]    Compiling router v0.5.1
[INFO] [stderr]    Compiling bodyparser v0.5.0
[INFO] [stderr]    Compiling urlencoded v0.5.0
[INFO] [stderr]    Compiling iron-gcd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.57s
[INFO] running `"docker" "inspect" "c53be8e657d3ff9a04b29668af0a94f3b6f2050ee44e6d854476dd3a8148f55d"`
[INFO] running `"docker" "rm" "-f" "c53be8e657d3ff9a04b29668af0a94f3b6f2050ee44e6d854476dd3a8148f55d"`
[INFO] [stdout] c53be8e657d3ff9a04b29668af0a94f3b6f2050ee44e6d854476dd3a8148f55d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d032606d2d04f2ac02b0f340a2804e5d102192e141612ca3970516c71cb3fa20
[INFO] running `"docker" "start" "-a" "d032606d2d04f2ac02b0f340a2804e5d102192e141612ca3970516c71cb3fa20"`
[INFO] [stderr]    Compiling iron-gcd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "d032606d2d04f2ac02b0f340a2804e5d102192e141612ca3970516c71cb3fa20"`
[INFO] running `"docker" "rm" "-f" "d032606d2d04f2ac02b0f340a2804e5d102192e141612ca3970516c71cb3fa20"`
[INFO] [stdout] d032606d2d04f2ac02b0f340a2804e5d102192e141612ca3970516c71cb3fa20
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DamianRivas/gcd-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3dc1cf185c03f181631024a23b63d2b654154e3f2a587152620c2318dce2ac01
[INFO] running `"docker" "start" "-a" "3dc1cf185c03f181631024a23b63d2b654154e3f2a587152620c2318dce2ac01"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iron_gcd-f77d784dc4095419
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3dc1cf185c03f181631024a23b63d2b654154e3f2a587152620c2318dce2ac01"`
[INFO] running `"docker" "rm" "-f" "3dc1cf185c03f181631024a23b63d2b654154e3f2a587152620c2318dce2ac01"`
[INFO] [stdout] 3dc1cf185c03f181631024a23b63d2b654154e3f2a587152620c2318dce2ac01