[INFO] updating cached repository lluchs/sixpunch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lluchs/sixpunch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lluchs/sixpunch" "work/ex/beta-1.38-1/sources/1.37.0/gh/lluchs/sixpunch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lluchs/sixpunch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lluchs/sixpunch" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7af24d9e00584a9dea7c37914863a4bb4b76e238
[INFO] sha for GitHub repo lluchs/sixpunch: 7af24d9e00584a9dea7c37914863a4bb4b76e238
[INFO] validating manifest of lluchs/sixpunch 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 lluchs/sixpunch 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 lluchs/sixpunch
[INFO] finished frobbing lluchs/sixpunch
[INFO] frobbed toml for lluchs/sixpunch written to work/ex/beta-1.38-1/sources/1.37.0/gh/lluchs/sixpunch/Cargo.toml
[INFO] started frobbing lluchs/sixpunch
[INFO] finished frobbing lluchs/sixpunch
[INFO] frobbed toml for lluchs/sixpunch written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch/Cargo.toml
[INFO] crate lluchs/sixpunch 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lluchs/sixpunch against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 4047cd6a8894c67c6c68d79cb5d97fb7d3b603c5ce321d1ece0b6f5f7333ab2c
[INFO] running `"docker" "start" "-a" "4047cd6a8894c67c6c68d79cb5d97fb7d3b603c5ce321d1ece0b6f5f7333ab2c"`
[INFO] [stderr]    Compiling quote v0.3.14
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling serde v0.9.10
[INFO] [stderr]    Compiling syn v0.11.8
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling clap v2.20.5
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]    Compiling serde_derive v0.9.10
[INFO] [stderr]    Compiling bincode v1.0.0-alpha5
[INFO] [stderr]    Compiling sixpunch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `number_of_bytes`
[INFO] [stderr]   --> src/udp/puncher.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let (number_of_bytes, src_addr)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number_of_bytes`
[INFO] [stderr]   --> src/udp/client.rs:27:14
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let (number_of_bytes, src_addr)
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/udp/client.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |             Message::NotFound(id) => return false,
[INFO] [stderr]     |                               ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/udp/client.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             self.send_msg(msg.clone(), addr);
[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: unused variable: `sub_m`
[INFO] [stderr]   --> src/bin/client.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |         ("host", Some(sub_m)) => {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.39s
[INFO] running `"docker" "inspect" "4047cd6a8894c67c6c68d79cb5d97fb7d3b603c5ce321d1ece0b6f5f7333ab2c"`
[INFO] running `"docker" "rm" "-f" "4047cd6a8894c67c6c68d79cb5d97fb7d3b603c5ce321d1ece0b6f5f7333ab2c"`
[INFO] [stdout] 4047cd6a8894c67c6c68d79cb5d97fb7d3b603c5ce321d1ece0b6f5f7333ab2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 552d1016f51b98368f1374a031b733268aa4abeaa0db68658dc34718af1737da
[INFO] running `"docker" "start" "-a" "552d1016f51b98368f1374a031b733268aa4abeaa0db68658dc34718af1737da"`
[INFO] [stderr]    Compiling sixpunch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `sub_m`
[INFO] [stderr]   --> src/bin/client.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |         ("host", Some(sub_m)) => {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_sub_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number_of_bytes`
[INFO] [stderr]   --> src/udp/puncher.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let (number_of_bytes, src_addr)
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `number_of_bytes`
[INFO] [stderr]   --> src/udp/client.rs:27:14
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let (number_of_bytes, src_addr)
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_number_of_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/udp/client.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |             Message::NotFound(id) => return false,
[INFO] [stderr]     |                               ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/udp/client.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |             self.send_msg(msg.clone(), addr);
[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 1.55s
[INFO] running `"docker" "inspect" "552d1016f51b98368f1374a031b733268aa4abeaa0db68658dc34718af1737da"`
[INFO] running `"docker" "rm" "-f" "552d1016f51b98368f1374a031b733268aa4abeaa0db68658dc34718af1737da"`
[INFO] [stdout] 552d1016f51b98368f1374a031b733268aa4abeaa0db68658dc34718af1737da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lluchs/sixpunch:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4f33f70b4693442068277ea104ce799cc8648f36ef6a4063099d69dc61860325
[INFO] running `"docker" "start" "-a" "4f33f70b4693442068277ea104ce799cc8648f36ef6a4063099d69dc61860325"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sixpunch-0e734b342a1fb81f
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-3ca87df29daf705b
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/puncher-b8000b06aca67cb5
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 sixpunch
[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" "4f33f70b4693442068277ea104ce799cc8648f36ef6a4063099d69dc61860325"`
[INFO] running `"docker" "rm" "-f" "4f33f70b4693442068277ea104ce799cc8648f36ef6a4063099d69dc61860325"`
[INFO] [stdout] 4f33f70b4693442068277ea104ce799cc8648f36ef6a4063099d69dc61860325