[INFO] updating cached repository c-edw/finch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/c-edw/finch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/c-edw/finch" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/c-edw/finch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/c-edw/finch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/c-edw/finch" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/c-edw/finch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/c-edw/finch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a04b04081af652cff969a7b9a4d25004737d464e
[INFO] sha for GitHub repo c-edw/finch: a04b04081af652cff969a7b9a4d25004737d464e
[INFO] validating manifest of c-edw/finch on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of c-edw/finch on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing c-edw/finch
[INFO] finished frobbing c-edw/finch
[INFO] frobbed toml for c-edw/finch written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/c-edw/finch/Cargo.toml
[INFO] started frobbing c-edw/finch
[INFO] finished frobbing c-edw/finch
[INFO] frobbed toml for c-edw/finch written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/c-edw/finch/Cargo.toml
[INFO] crate c-edw/finch already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking c-edw/finch against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/c-edw/finch:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0ef1b72b60249bf453db459430920cdbf08306678f5b1ed91bdf9ef5a08b6646
[INFO] running `"docker" "start" "-a" "0ef1b72b60249bf453db459430920cdbf08306678f5b1ed91bdf9ef5a08b6646"`
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]     Checking backtrace-sys v0.1.23
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking libflate v0.1.15
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking phf v0.7.22
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking idna v0.1.4
[INFO] [stderr]     Checking tokio-fs v0.1.1
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.5
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking url v1.7.0
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.67
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[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-1.7.0/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] 
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking serde_urlencoded v0.5.2
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking reqwest v0.8.6
[INFO] [stderr]     Checking finch v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/process.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut req = match client.get(&image.url).send() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/process.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut req = match client.get(&image.url).send() {
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `"docker" "inspect" "0ef1b72b60249bf453db459430920cdbf08306678f5b1ed91bdf9ef5a08b6646"`
[INFO] running `"docker" "rm" "-f" "0ef1b72b60249bf453db459430920cdbf08306678f5b1ed91bdf9ef5a08b6646"`
[INFO] [stdout] 0ef1b72b60249bf453db459430920cdbf08306678f5b1ed91bdf9ef5a08b6646