[INFO] cloning repository eagletmt/twitter-user-tracker
[INFO] running `"git" "clone" "--bare" "git://github.com/eagletmt/twitter-user-tracker.git" "work/cache/sources/gh/eagletmt/twitter-user-tracker"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/eagletmt/twitter-user-tracker'...
[INFO] running `"git" "clone" "work/cache/sources/gh/eagletmt/twitter-user-tracker" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/eagletmt/twitter-user-tracker" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/eagletmt/twitter-user-tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/eagletmt/twitter-user-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38059bbed408fd64d42589e11964319e4393dff8
[INFO] sha for GitHub repo eagletmt/twitter-user-tracker: 38059bbed408fd64d42589e11964319e4393dff8
[INFO] validating manifest of eagletmt/twitter-user-tracker on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of eagletmt/twitter-user-tracker on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing eagletmt/twitter-user-tracker
[INFO] finished frobbing eagletmt/twitter-user-tracker
[INFO] frobbed toml for eagletmt/twitter-user-tracker written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker/Cargo.toml
[INFO] started frobbing eagletmt/twitter-user-tracker
[INFO] finished frobbing eagletmt/twitter-user-tracker
[INFO] frobbed toml for eagletmt/twitter-user-tracker written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/eagletmt/twitter-user-tracker/Cargo.toml
[INFO] crate eagletmt/twitter-user-tracker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webpki v0.10.2
[INFO] [stderr]   Downloaded base64 v0.4.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing eagletmt/twitter-user-tracker against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 2dfc54257023fafc746287ccf5a7517affca829a2749f7678f26418b2df657af
[INFO] running `"docker" "start" "-a" "2dfc54257023fafc746287ccf5a7517affca829a2749f7678f26418b2df657af"`
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]    Compiling untrusted v0.3.2
[INFO] [stderr]    Compiling md5 v0.3.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]    Compiling fallible-iterator v0.1.3
[INFO] [stderr]    Compiling base64 v0.2.1
[INFO] [stderr]    Compiling bufstream v0.1.2
[INFO] [stderr]    Compiling serde v0.9.13
[INFO] [stderr]    Compiling num_cpus v1.3.0
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling unicode-bidi v0.2.5
[INFO] [stderr]    Compiling mime v0.2.3
[INFO] [stderr]    Compiling base64 v0.4.1
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling hyper v0.10.8
[INFO] [stderr]    Compiling postgres-protocol v0.2.1
[INFO] [stderr]    Compiling syn v0.11.10
[INFO] [stderr]    Compiling rayon-core v1.0.0
[INFO] [stderr]    Compiling env_logger v0.4.2
[INFO] [stderr]    Compiling postgres-shared v0.2.0
[INFO] [stderr]    Compiling idna v0.1.1
[INFO] [stderr]    Compiling rayon v0.7.0
[INFO] [stderr]    Compiling postgres v0.14.0
[INFO] [stderr]    Compiling ring v0.7.5
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling url v1.4.0
[INFO] [stderr]    Compiling serde_derive v0.9.13
[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_json v0.9.10
[INFO] [stderr]    Compiling webpki v0.10.2
[INFO] [stderr]    Compiling webpki-roots v0.7.0
[INFO] [stderr]    Compiling rustls v0.5.8
[INFO] [stderr]    Compiling hyper-rustls v0.3.2
[INFO] [stderr]    Compiling twitter-user-tracker v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.33s
[INFO] running `"docker" "inspect" "2dfc54257023fafc746287ccf5a7517affca829a2749f7678f26418b2df657af"`
[INFO] running `"docker" "rm" "-f" "2dfc54257023fafc746287ccf5a7517affca829a2749f7678f26418b2df657af"`
[INFO] [stdout] 2dfc54257023fafc746287ccf5a7517affca829a2749f7678f26418b2df657af
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 32d3e45ef1fa6b76f378104e1cff1e8328288cc8d0f44e5744d2c039d0bd5290
[INFO] running `"docker" "start" "-a" "32d3e45ef1fa6b76f378104e1cff1e8328288cc8d0f44e5744d2c039d0bd5290"`
[INFO] [stderr]    Compiling twitter-user-tracker v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "32d3e45ef1fa6b76f378104e1cff1e8328288cc8d0f44e5744d2c039d0bd5290"`
[INFO] running `"docker" "rm" "-f" "32d3e45ef1fa6b76f378104e1cff1e8328288cc8d0f44e5744d2c039d0bd5290"`
[INFO] [stdout] 32d3e45ef1fa6b76f378104e1cff1e8328288cc8d0f44e5744d2c039d0bd5290
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/eagletmt/twitter-user-tracker:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] edd1a604fe8664cd6b4ca1953684ec40701b26bf7681ed33b6b2083e0400a86a
[INFO] running `"docker" "start" "-a" "edd1a604fe8664cd6b4ca1953684ec40701b26bf7681ed33b6b2083e0400a86a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twitter_user_tracker-f86e5b6be5628de0
[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" "edd1a604fe8664cd6b4ca1953684ec40701b26bf7681ed33b6b2083e0400a86a"`
[INFO] running `"docker" "rm" "-f" "edd1a604fe8664cd6b4ca1953684ec40701b26bf7681ed33b6b2083e0400a86a"`
[INFO] [stdout] edd1a604fe8664cd6b4ca1953684ec40701b26bf7681ed33b6b2083e0400a86a