[INFO] updating cached repository krishnakumar4a4/rust-epmd
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krishnakumar4a4/rust-epmd
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/rust-epmd" "work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krishnakumar4a4/rust-epmd" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-epmd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-epmd'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58dbcbf3bf647f89b2da7ee1bb009bbe23658c3d
[INFO] sha for GitHub repo krishnakumar4a4/rust-epmd: 58dbcbf3bf647f89b2da7ee1bb009bbe23658c3d
[INFO] validating manifest of krishnakumar4a4/rust-epmd on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of krishnakumar4a4/rust-epmd on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing krishnakumar4a4/rust-epmd
[INFO] finished frobbing krishnakumar4a4/rust-epmd
[INFO] frobbed toml for krishnakumar4a4/rust-epmd written to work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd/Cargo.toml
[INFO] started frobbing krishnakumar4a4/rust-epmd
[INFO] finished frobbing krishnakumar4a4/rust-epmd
[INFO] frobbed toml for krishnakumar4a4/rust-epmd written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/krishnakumar4a4/rust-epmd/Cargo.toml
[INFO] crate krishnakumar4a4/rust-epmd already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing krishnakumar4a4/rust-epmd against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 87c5cfef6bf55ada32986b4b1debb6d84a2f970877e7785cc39dda8deb873358
[INFO] running `"docker" "start" "-a" "87c5cfef6bf55ada32986b4b1debb6d84a2f970877e7785cc39dda8deb873358"`
[INFO] [stderr]    Compiling rust-empd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r_array`
[INFO] [stderr]   --> src/main.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_r_array`
[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:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
[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: function is never used: `ask_port`
[INFO] [stderr]   --> src/main.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn ask_port(stream: &mut TcpStream) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bufVec` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut bufVec: [u8; 22] = [0; 22];
[INFO] [stderr]    |             ^^^^^^ help: convert the identifier to snake case: `buf_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "87c5cfef6bf55ada32986b4b1debb6d84a2f970877e7785cc39dda8deb873358"`
[INFO] running `"docker" "rm" "-f" "87c5cfef6bf55ada32986b4b1debb6d84a2f970877e7785cc39dda8deb873358"`
[INFO] [stdout] 87c5cfef6bf55ada32986b4b1debb6d84a2f970877e7785cc39dda8deb873358
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 12e418f7425051c1f5f1d0e946e8ad5bc57adc8ab466d25c2d8267081f4877a6
[INFO] running `"docker" "start" "-a" "12e418f7425051c1f5f1d0e946e8ad5bc57adc8ab466d25c2d8267081f4877a6"`
[INFO] [stderr]    Compiling rust-empd v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `r_array`
[INFO] [stderr]   --> src/main.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_r_array`
[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:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut r_array: [u8; 30] = [0; 30];
[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: function is never used: `ask_port`
[INFO] [stderr]   --> src/main.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn ask_port(stream: &mut TcpStream) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `bufVec` should have a snake case name
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut bufVec: [u8; 22] = [0; 22];
[INFO] [stderr]    |             ^^^^^^ help: convert the identifier to snake case: `buf_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "12e418f7425051c1f5f1d0e946e8ad5bc57adc8ab466d25c2d8267081f4877a6"`
[INFO] running `"docker" "rm" "-f" "12e418f7425051c1f5f1d0e946e8ad5bc57adc8ab466d25c2d8267081f4877a6"`
[INFO] [stdout] 12e418f7425051c1f5f1d0e946e8ad5bc57adc8ab466d25c2d8267081f4877a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/krishnakumar4a4/rust-epmd:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 868e5491372361cc05f44019f236338a095f0c3369d45ccf54ed4ad71002c2f5
[INFO] running `"docker" "start" "-a" "868e5491372361cc05f44019f236338a095f0c3369d45ccf54ed4ad71002c2f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_empd-c0c28899178ab3df
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_empd-a10a9ea771c7fb27
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-empd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "868e5491372361cc05f44019f236338a095f0c3369d45ccf54ed4ad71002c2f5"`
[INFO] running `"docker" "rm" "-f" "868e5491372361cc05f44019f236338a095f0c3369d45ccf54ed4ad71002c2f5"`
[INFO] [stdout] 868e5491372361cc05f44019f236338a095f0c3369d45ccf54ed4ad71002c2f5