[INFO] updating cached repository bgourlie/chat-thang-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bgourlie/chat-thang-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bgourlie/chat-thang-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/bgourlie/chat-thang-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bgourlie/chat-thang-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bgourlie/chat-thang-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bgourlie/chat-thang-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bgourlie/chat-thang-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67adbb7a75930f7fd95482acae1b579514c3fb82
[INFO] sha for GitHub repo bgourlie/chat-thang-server: 67adbb7a75930f7fd95482acae1b579514c3fb82
[INFO] validating manifest of bgourlie/chat-thang-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 bgourlie/chat-thang-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 bgourlie/chat-thang-server
[INFO] finished frobbing bgourlie/chat-thang-server
[INFO] frobbed toml for bgourlie/chat-thang-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/bgourlie/chat-thang-server/Cargo.toml
[INFO] started frobbing bgourlie/chat-thang-server
[INFO] finished frobbing bgourlie/chat-thang-server
[INFO] frobbed toml for bgourlie/chat-thang-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bgourlie/chat-thang-server/Cargo.toml
[INFO] crate bgourlie/chat-thang-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 bgourlie/chat-thang-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-3/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/bgourlie/chat-thang-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] 32a365199705db3c62e1b7f0f640d430de282e4ce42c90838c66a28ad64538cc
[INFO] running `"docker" "start" "-a" "32a365199705db3c62e1b7f0f640d430de282e4ce42c90838c66a28ad64538cc"`
[INFO] [stderr]    Compiling num-traits v0.1.34
[INFO] [stderr]    Compiling serde v0.8.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling sha1 v0.1.1
[INFO] [stderr]    Compiling clap v2.10.0
[INFO] [stderr]    Compiling url v1.2.0
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling thread_local v0.2.6
[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-1.2.0/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 miow v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling regex v0.1.73
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num v0.1.34
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling env_logger v0.3.4
[INFO] [stderr]    Compiling ws v0.5.1
[INFO] [stderr]    Compiling serde_json v0.8.0
[INFO] [stderr]    Compiling chat-thang-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.71s
[INFO] running `"docker" "inspect" "32a365199705db3c62e1b7f0f640d430de282e4ce42c90838c66a28ad64538cc"`
[INFO] running `"docker" "rm" "-f" "32a365199705db3c62e1b7f0f640d430de282e4ce42c90838c66a28ad64538cc"`
[INFO] [stdout] 32a365199705db3c62e1b7f0f640d430de282e4ce42c90838c66a28ad64538cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/bgourlie/chat-thang-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] cf0553f5ebc9c8e4760c7b959ff1294b1c6338c95a9656675597c19593585b78
[INFO] running `"docker" "start" "-a" "cf0553f5ebc9c8e4760c7b959ff1294b1c6338c95a9656675597c19593585b78"`
[INFO] [stderr]    Compiling chat-thang-server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "cf0553f5ebc9c8e4760c7b959ff1294b1c6338c95a9656675597c19593585b78"`
[INFO] running `"docker" "rm" "-f" "cf0553f5ebc9c8e4760c7b959ff1294b1c6338c95a9656675597c19593585b78"`
[INFO] [stdout] cf0553f5ebc9c8e4760c7b959ff1294b1c6338c95a9656675597c19593585b78
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/bgourlie/chat-thang-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] c607e793cfea795def5da1384137ff8a70ab2730682133a05bd747ebb6f88490
[INFO] running `"docker" "start" "-a" "c607e793cfea795def5da1384137ff8a70ab2730682133a05bd747ebb6f88490"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chat_thang_server-a331a79903797778
[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" "c607e793cfea795def5da1384137ff8a70ab2730682133a05bd747ebb6f88490"`
[INFO] running `"docker" "rm" "-f" "c607e793cfea795def5da1384137ff8a70ab2730682133a05bd747ebb6f88490"`
[INFO] [stdout] c607e793cfea795def5da1384137ff8a70ab2730682133a05bd747ebb6f88490