[INFO] updating cached repository sourcepirate/pichu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sourcepirate/pichu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sourcepirate/pichu" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/sourcepirate/pichu"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/sourcepirate/pichu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sourcepirate/pichu" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/sourcepirate/pichu"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/sourcepirate/pichu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d58b90e27b87ea5dc1d778d8238a2287e6e29db0
[INFO] sha for GitHub repo sourcepirate/pichu: d58b90e27b87ea5dc1d778d8238a2287e6e29db0
[INFO] validating manifest of sourcepirate/pichu on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sourcepirate/pichu on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sourcepirate/pichu
[INFO] finished frobbing sourcepirate/pichu
[INFO] frobbed toml for sourcepirate/pichu written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/sourcepirate/pichu/Cargo.toml
[INFO] started frobbing sourcepirate/pichu
[INFO] finished frobbing sourcepirate/pichu
[INFO] frobbed toml for sourcepirate/pichu written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/sourcepirate/pichu/Cargo.toml
[INFO] crate sourcepirate/pichu has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sourcepirate/pichu against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-6/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/sourcepirate/pichu:/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7c367eb8a4d7adce517c61f9022ab3b47a72494f26170b2895f6780ded3d542e
[INFO] running `"docker" "start" "-a" "7c367eb8a4d7adce517c61f9022ab3b47a72494f26170b2895f6780ded3d542e"`
[INFO] [stderr]     Checking pichu v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/core.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, BufReader, Read, Write};
[INFO] [stderr]   |                                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/core.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, BufReader, Read, Write};
[INFO] [stderr]   |                                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/core.rs:2:39
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, BufReader, Read, Write};
[INFO] [stderr]   |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `written`
[INFO] [stderr]   --> src/core.rs:37:25
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     let written = self.shipper.send(sop.unwrap())?;
[INFO] [stderr]    |                         ^^^^^^^ help: consider using `_written` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/core.rs:2:39
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Error, BufReader, Read, Write};
[INFO] [stderr]   |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `written`
[INFO] [stderr]   --> src/core.rs:37:25
[INFO] [stderr]    |
[INFO] [stderr] 37 |                     let written = self.shipper.send(sop.unwrap())?;
[INFO] [stderr]    |                         ^^^^^^^ help: consider using `_written` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut lresult = core::LogListener::new(file_path_input.to_str().unwrap(), address);
[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/core.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut file = File::open(fp)?;
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut reader = BufReader::new(file);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut shipper = TcpShipper::new(url.to_owned())?;
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut lresult = core::LogListener::new(file_path_input.to_str().unwrap(), address);
[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/core.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut file = File::open(fp)?;
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut reader = BufReader::new(file);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut shipper = TcpShipper::new(url.to_owned())?;
[INFO] [stderr]    |             ----^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "7c367eb8a4d7adce517c61f9022ab3b47a72494f26170b2895f6780ded3d542e"`
[INFO] running `"docker" "rm" "-f" "7c367eb8a4d7adce517c61f9022ab3b47a72494f26170b2895f6780ded3d542e"`
[INFO] [stdout] 7c367eb8a4d7adce517c61f9022ab3b47a72494f26170b2895f6780ded3d542e