[INFO] updating cached repository koivunej/readpcap
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/koivunej/readpcap
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/koivunej/readpcap" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/koivunej/readpcap"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/koivunej/readpcap'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/koivunej/readpcap" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/koivunej/readpcap"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/koivunej/readpcap'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aafc6d9e031a62cbf7ee9ef297d655e65c1d6e74
[INFO] sha for GitHub repo koivunej/readpcap: aafc6d9e031a62cbf7ee9ef297d655e65c1d6e74
[INFO] validating manifest of koivunej/readpcap on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of koivunej/readpcap on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing koivunej/readpcap
[INFO] removed 0 missing examples
[INFO] finished frobbing koivunej/readpcap
[INFO] frobbed toml for koivunej/readpcap written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/koivunej/readpcap/Cargo.toml
[INFO] started frobbing koivunej/readpcap
[INFO] removed 0 missing examples
[INFO] finished frobbing koivunej/readpcap
[INFO] frobbed toml for koivunej/readpcap written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/koivunej/readpcap/Cargo.toml
[INFO] crate koivunej/readpcap already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking koivunej/readpcap against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-2/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/koivunej/readpcap:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 610de2431cbf363b8f11a43e46da7fa4bbf12fc4c0bfbb880efcb0b9bf0d3a71
[INFO] running `"docker" "start" "-a" "610de2431cbf363b8f11a43e46da7fa4bbf12fc4c0bfbb880efcb0b9bf0d3a71"`
[INFO] [stderr]    Compiling gcc v0.3.49
[INFO] [stderr]     Checking bytes v0.4.3
[INFO] [stderr]     Checking mio v0.6.8
[INFO] [stderr]     Checking uuid v0.2.3
[INFO] [stderr]    Compiling derive-into-owned v0.1.0
[INFO] [stderr]    Compiling derive_more v0.6.2
[INFO] [stderr]     Checking tokio-io v0.1.1
[INFO] [stderr]     Checking tokio-core v0.1.7
[INFO] [stderr]     Checking readpcap v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:293:40
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Checking tokio-proto v0.1.1 (https://github.com/koivunej/tokio-proto.git?branch=generic-requestid#15312a57)
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.8.1
[INFO] [stderr]     Checking quick-protobuf v0.5.0
[INFO] [stderr]     Checking eventstore-tcp v0.2.0 (https://github.com/koivunej/eventstore-tcp.git#447d86b9)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:293:40
[INFO] [stderr]     |
[INFO] [stderr] 293 |                 self.format_ascii(fmt, (count - group_len * groups_per_line), count)?;
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/tcp/connection.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             self.format_ascii(fmt, (count - (count % bytes_per_line)), count)?;
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> examples/read-eventstore_tcp-pcap.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |             let mut connection = if connections.contains_key(&key.wrapped()) {
[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 36.36s
[INFO] running `"docker" "inspect" "610de2431cbf363b8f11a43e46da7fa4bbf12fc4c0bfbb880efcb0b9bf0d3a71"`
[INFO] running `"docker" "rm" "-f" "610de2431cbf363b8f11a43e46da7fa4bbf12fc4c0bfbb880efcb0b9bf0d3a71"`
[INFO] [stdout] 610de2431cbf363b8f11a43e46da7fa4bbf12fc4c0bfbb880efcb0b9bf0d3a71