[INFO] updating cached repository schani-rs/schani_thumbnailer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/schani-rs/schani_thumbnailer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/schani-rs/schani_thumbnailer" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/schani-rs/schani_thumbnailer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/schani-rs/schani_thumbnailer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/schani-rs/schani_thumbnailer" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/schani-rs/schani_thumbnailer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/schani-rs/schani_thumbnailer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6fae4e858693931aebe88a631352aec23d3652f
[INFO] sha for GitHub repo schani-rs/schani_thumbnailer: b6fae4e858693931aebe88a631352aec23d3652f
[INFO] validating manifest of schani-rs/schani_thumbnailer on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of schani-rs/schani_thumbnailer on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing schani-rs/schani_thumbnailer
[INFO] finished frobbing schani-rs/schani_thumbnailer
[INFO] frobbed toml for schani-rs/schani_thumbnailer written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/schani-rs/schani_thumbnailer/Cargo.toml
[INFO] started frobbing schani-rs/schani_thumbnailer
[INFO] finished frobbing schani-rs/schani_thumbnailer
[INFO] frobbed toml for schani-rs/schani_thumbnailer written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/schani-rs/schani_thumbnailer/Cargo.toml
[INFO] crate schani-rs/schani_thumbnailer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking schani-rs/schani_thumbnailer against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/schani-rs/schani_thumbnailer:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 705ae802fa33c4505dddef83ad4fd0e5566d8c3830c172f9ae6b88bd7faada47
[INFO] running `"docker" "start" "-a" "705ae802fa33c4505dddef83ad4fd0e5566d8c3830c172f9ae6b88bd7faada47"`
[INFO] [stderr]    Compiling getopts v0.2.15
[INFO] [stderr]     Checking base64 v0.4.2
[INFO] [stderr]     Checking bincode v0.8.0
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]     Checking fern v0.5.2
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]    Compiling gotham_derive v0.2.0-dev (https://github.com/gotham-rs/gotham.git#d2717cac)
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking hyper v0.11.13
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.15/src/lib.rs:1033:33
[INFO] [stderr]      |
[INFO] [stderr] 978  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 982  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1033 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1034 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[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 pulldown-cmark v0.0.8
[INFO] [stderr]    Compiling skeptic v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling borrow-bag v0.4.0 (https://github.com/gotham-rs/gotham.git#d2717cac)
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]     Checking schani_store_client v0.1.0 (https://github.com/schani-rs/schani_store_client.git#52e06f8f)
[INFO] [stderr]     Checking gotham v0.2.0-dev (https://github.com/gotham-rs/gotham.git#d2717cac)
[INFO] [stderr]     Checking schani_thumbnailer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/service/thumbnailservice.rs:24:14
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ) -> Box<Future<Item = Vec<u8>, Error = ()>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = ()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/service/thumbnailservice.rs:63:28
[INFO] [stderr]    |
[INFO] [stderr] 63 |         Box::new(f.map_err((|_| ())))
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/service/thumbnailservice.rs:24:14
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ) -> Box<Future<Item = Vec<u8>, Error = ()>> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Vec<u8>, Error = ()>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/service/thumbnailservice.rs:63:28
[INFO] [stderr]    |
[INFO] [stderr] 63 |         Box::new(f.map_err((|_| ())))
[INFO] [stderr]    |                            ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.49s
[INFO] running `"docker" "inspect" "705ae802fa33c4505dddef83ad4fd0e5566d8c3830c172f9ae6b88bd7faada47"`
[INFO] running `"docker" "rm" "-f" "705ae802fa33c4505dddef83ad4fd0e5566d8c3830c172f9ae6b88bd7faada47"`
[INFO] [stdout] 705ae802fa33c4505dddef83ad4fd0e5566d8c3830c172f9ae6b88bd7faada47