[INFO] cloning repository roblabla/cargo-travis
[INFO] running `"git" "clone" "--bare" "git://github.com/roblabla/cargo-travis.git" "work/cache/sources/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/roblabla/cargo-travis'...
[INFO] running `"git" "clone" "work/cache/sources/gh/roblabla/cargo-travis" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/roblabla/cargo-travis'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/roblabla/cargo-travis" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/roblabla/cargo-travis'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b35e84f159cb17701bc4a0c2db7b0930bf285e94
[INFO] sha for GitHub repo roblabla/cargo-travis: b35e84f159cb17701bc4a0c2db7b0930bf285e94
[INFO] validating manifest of roblabla/cargo-travis on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of roblabla/cargo-travis on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing roblabla/cargo-travis
[INFO] finished frobbing roblabla/cargo-travis
[INFO] frobbed toml for roblabla/cargo-travis written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/roblabla/cargo-travis/Cargo.toml
[INFO] started frobbing roblabla/cargo-travis
[INFO] finished frobbing roblabla/cargo-travis
[INFO] frobbed toml for roblabla/cargo-travis written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/roblabla/cargo-travis/Cargo.toml
[INFO] crate roblabla/cargo-travis already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo v0.32.0
[INFO] [stderr]   Downloaded home v0.3.0
[INFO] [stderr]   Downloaded crates-io v0.20.0
[INFO] [stderr]   Downloaded fs2 v0.4.2
[INFO] [stderr]   Downloaded userenv-sys v0.2.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking roblabla/cargo-travis against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/roblabla/cargo-travis:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 640bda9e2ae917d7e20ad7f39e022e557e5295c683bfe96333f7cb057848876b
[INFO] running `"docker" "start" "-a" "640bda9e2ae917d7e20ad7f39e022e557e5295c683bfe96333f7cb057848876b"`
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking home v0.3.0
[INFO] [stderr]     Checking bytesize v1.0.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling curl-sys v0.4.16
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking openssl-sys v0.9.40
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking fs2 v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking jobserver v0.1.12
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tar v0.4.20
[INFO] [stderr]     Checking openssl v0.10.16
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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-1.6.0/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]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking badge v0.2.0
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking crypto-hash v0.3.3
[INFO] [stderr]     Checking rand v0.6.4
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking globset v0.4.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking docopt v1.0.2
[INFO] [stderr]     Checking ignore v0.4.3
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking curl v0.4.19
[INFO] [stderr]     Checking opener v0.3.2
[INFO] [stderr]     Checking rustfix v0.4.4
[INFO] [stderr]     Checking crates-io v0.20.0
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking git2-curl v0.8.2
[INFO] [stderr]     Checking cargo v0.32.0
[INFO] [stderr]     Checking cargo-travis v0.0.11 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `"docker" "inspect" "640bda9e2ae917d7e20ad7f39e022e557e5295c683bfe96333f7cb057848876b"`
[INFO] running `"docker" "rm" "-f" "640bda9e2ae917d7e20ad7f39e022e557e5295c683bfe96333f7cb057848876b"`
[INFO] [stdout] 640bda9e2ae917d7e20ad7f39e022e557e5295c683bfe96333f7cb057848876b