[INFO] updating cached repository sudeep9/wdt-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sudeep9/wdt-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sudeep9/wdt-rs" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sudeep9/wdt-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sudeep9/wdt-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sudeep9/wdt-rs" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sudeep9/wdt-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sudeep9/wdt-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6de6d1bf58a9c1fbda6ba9797ee4bd4643e531a5
[INFO] sha for GitHub repo sudeep9/wdt-rs: 6de6d1bf58a9c1fbda6ba9797ee4bd4643e531a5
[INFO] validating manifest of sudeep9/wdt-rs on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sudeep9/wdt-rs on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sudeep9/wdt-rs
[INFO] finished frobbing sudeep9/wdt-rs
[INFO] frobbed toml for sudeep9/wdt-rs written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sudeep9/wdt-rs/Cargo.toml
[INFO] started frobbing sudeep9/wdt-rs
[INFO] finished frobbing sudeep9/wdt-rs
[INFO] frobbed toml for sudeep9/wdt-rs written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sudeep9/wdt-rs/Cargo.toml
[INFO] crate sudeep9/wdt-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sudeep9/wdt-rs against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sudeep9/wdt-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] db54a43716a5bada5ac5cc7c851b0a55be504748a44a8307cc2408ca8fef75c3
[INFO] running `"docker" "start" "-a" "db54a43716a5bada5ac5cc7c851b0a55be504748a44a8307cc2408ca8fef75c3"`
[INFO] [stderr]    Compiling cc v1.0.0
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking thread-id v3.2.0
[INFO] [stderr]     Checking rmpv v0.4.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking threadpool v1.7.0
[INFO] [stderr]     Checking futures-cpupool v0.1.6
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking simplelog v0.4.2
[INFO] [stderr]     Checking tokio-io v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.14
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking wdt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/common/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain!{
[INFO] [stderr] 6  | |     types {
[INFO] [stderr] 7  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 8  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/common/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain!{
[INFO] [stderr] 6  | |     types {
[INFO] [stderr] 7  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 8  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/common/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain!{
[INFO] [stderr] 6  | |     types {
[INFO] [stderr] 7  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 8  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/common/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain!{
[INFO] [stderr] 6  | |     types {
[INFO] [stderr] 7  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 8  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     }
[INFO] [stderr] 15 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> src/common/utils.rs:77:61
[INFO] [stderr]    |
[INFO] [stderr] 77 |             compress_buf(buf.as_ref(), &mut cbuf).and_then(|c|{
[INFO] [stderr]    |                                                             ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/common/utils.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 | /             compress_buf(buf.as_ref(), &mut cbuf).and_then(|c|{
[INFO] [stderr] 78 | |                 Ok(())
[INFO] [stderr] 79 | |             });
[INFO] [stderr]    | |_______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/wclient/errors.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wclient/clientmain.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut itr = srcbuf.chunks(chunk_size);
[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: field is never used: `n`
[INFO] [stderr]   --> src/wclient/clientmain.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     n: u32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/wclient/clientmain.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 utils::compress_buf(&srcbuf, &mut cbuf);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/wclient/errors.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / error_chain! {
[INFO] [stderr] 5  | |     types {
[INFO] [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 7  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     }
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/wclient/clientmain.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let mut itr = srcbuf.chunks(chunk_size);
[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: field is never used: `n`
[INFO] [stderr]   --> src/wclient/clientmain.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     n: u32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/wclient/clientmain.rs:132:17
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 utils::compress_buf(&srcbuf, &mut cbuf);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.35s
[INFO] running `"docker" "inspect" "db54a43716a5bada5ac5cc7c851b0a55be504748a44a8307cc2408ca8fef75c3"`
[INFO] running `"docker" "rm" "-f" "db54a43716a5bada5ac5cc7c851b0a55be504748a44a8307cc2408ca8fef75c3"`
[INFO] [stdout] db54a43716a5bada5ac5cc7c851b0a55be504748a44a8307cc2408ca8fef75c3