[INFO] updating cached repository floschnell/flatcrawl-crawlers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/floschnell/flatcrawl-crawlers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/floschnell/flatcrawl-crawlers" "work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/floschnell/flatcrawl-crawlers" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/floschnell/flatcrawl-crawlers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/floschnell/flatcrawl-crawlers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ec37c98b3f492b6353f2b6145c7a14d23f8737c6
[INFO] sha for GitHub repo floschnell/flatcrawl-crawlers: ec37c98b3f492b6353f2b6145c7a14d23f8737c6
[INFO] validating manifest of floschnell/flatcrawl-crawlers 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 floschnell/flatcrawl-crawlers 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 floschnell/flatcrawl-crawlers
[INFO] finished frobbing floschnell/flatcrawl-crawlers
[INFO] frobbed toml for floschnell/flatcrawl-crawlers written to work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers/Cargo.toml
[INFO] started frobbing floschnell/flatcrawl-crawlers
[INFO] finished frobbing floschnell/flatcrawl-crawlers
[INFO] frobbed toml for floschnell/flatcrawl-crawlers written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/floschnell/flatcrawl-crawlers/Cargo.toml
[INFO] crate floschnell/flatcrawl-crawlers 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 floschnell/flatcrawl-crawlers 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers:/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] adbca8cfa74095ace037743bde51502fde5cfb2d776facc542e5063637f3696f
[INFO] running `"docker" "start" "-a" "adbca8cfa74095ace037743bde51502fde5cfb2d776facc542e5063637f3696f"`
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling nom v4.2.2
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling dns-lookup v1.0.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.16
[INFO] [stderr]    Compiling cssparser v0.24.1
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr] warning[E0506]: cannot assign to `self.input.cached_token` because it is borrowed
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-0.24.1/src/parser.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 547 |     pub fn next_including_whitespace_and_comments(&mut self) -> Result<&Token<'i>, BasicParseError<'i>> {
[INFO] [stderr]     |                                                   - let's call the lifetime of this reference `'1`
[INFO] [stderr] ...
[INFO] [stderr] 560 |             Some(ref cached_token)
[INFO] [stderr]     |                  ---------------- borrow of `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 572 |                 self.input.cached_token = Some(CachedToken {
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^ assignment to borrowed `self.input.cached_token` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 584 |         Ok(token)
[INFO] [stderr]     |         --------- returning this value requires that `self.input.cached_token.0` is borrowed for `'1`
[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 v1.0.89
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling amq-protocol-types v1.2.0
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling reqwest v0.9.11
[INFO] [stderr]    Compiling config v0.9.2
[INFO] [stderr]    Compiling amq-protocol-codegen v1.4.0
[INFO] [stderr]    Compiling kuchiki v0.7.2
[INFO] [stderr]    Compiling amq-protocol v1.4.0
[INFO] [stderr]    Compiling lapin-async v0.18.0
[INFO] [stderr]    Compiling lapin-futures v0.18.0
[INFO] [stderr]    Compiling flatcrawl-crawler v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers/executor.rs:42:47
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn execute(config: &Config, crawler: &Box<Crawler>) -> Result<Vec<Flat>, Error> {
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers/executor.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |   crawler: &Box<Crawler>,
[INFO] [stderr]    |                 ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers.rs:31:62
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn get_crawler(crawler_impl: &CrawlerImpl) -> Result<Box<Crawler>, Error> {
[INFO] [stderr]    |                                                              ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 47s
[INFO] running `"docker" "inspect" "adbca8cfa74095ace037743bde51502fde5cfb2d776facc542e5063637f3696f"`
[INFO] running `"docker" "rm" "-f" "adbca8cfa74095ace037743bde51502fde5cfb2d776facc542e5063637f3696f"`
[INFO] [stdout] adbca8cfa74095ace037743bde51502fde5cfb2d776facc542e5063637f3696f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers:/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] e5e9953749dc280b3f4bcb27c0d4ba18d2f06e11453c90935d1c30d58cf04e02
[INFO] running `"docker" "start" "-a" "e5e9953749dc280b3f4bcb27c0d4ba18d2f06e11453c90935d1c30d58cf04e02"`
[INFO] [stderr]    Compiling flatcrawl-crawler v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers/executor.rs:42:47
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn execute(config: &Config, crawler: &Box<Crawler>) -> Result<Vec<Flat>, Error> {
[INFO] [stderr]    |                                               ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers/executor.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |   crawler: &Box<Crawler>,
[INFO] [stderr]    |                 ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/crawlers.rs:31:62
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn get_crawler(crawler_impl: &CrawlerImpl) -> Result<Box<Crawler>, Error> {
[INFO] [stderr]    |                                                              ^^^^^^^ help: use `dyn`: `dyn Crawler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `"docker" "inspect" "e5e9953749dc280b3f4bcb27c0d4ba18d2f06e11453c90935d1c30d58cf04e02"`
[INFO] running `"docker" "rm" "-f" "e5e9953749dc280b3f4bcb27c0d4ba18d2f06e11453c90935d1c30d58cf04e02"`
[INFO] [stdout] e5e9953749dc280b3f4bcb27c0d4ba18d2f06e11453c90935d1c30d58cf04e02
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/floschnell/flatcrawl-crawlers:/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] 2bc5fc5ad1931c17906ba469c6eeb9a36192bcb14ee8a9748d2f40414656c443
[INFO] running `"docker" "start" "-a" "2bc5fc5ad1931c17906ba469c6eeb9a36192bcb14ee8a9748d2f40414656c443"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flatcrawl_crawler-1b147109d1e0776f
[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" "2bc5fc5ad1931c17906ba469c6eeb9a36192bcb14ee8a9748d2f40414656c443"`
[INFO] running `"docker" "rm" "-f" "2bc5fc5ad1931c17906ba469c6eeb9a36192bcb14ee8a9748d2f40414656c443"`
[INFO] [stdout] 2bc5fc5ad1931c17906ba469c6eeb9a36192bcb14ee8a9748d2f40414656c443