[INFO] updating cached repository succcubbus/pixelflut
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/succcubbus/pixelflut
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/succcubbus/pixelflut" "work/ex/beta-1.37-6/sources/1.36.0/gh/succcubbus/pixelflut"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/succcubbus/pixelflut'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/succcubbus/pixelflut" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5492a34caba65ddf7784d4779c97a2527beba750
[INFO] sha for GitHub repo succcubbus/pixelflut: 5492a34caba65ddf7784d4779c97a2527beba750
[INFO] validating manifest of succcubbus/pixelflut on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of succcubbus/pixelflut on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing succcubbus/pixelflut
[INFO] finished frobbing succcubbus/pixelflut
[INFO] frobbed toml for succcubbus/pixelflut written to work/ex/beta-1.37-6/sources/1.36.0/gh/succcubbus/pixelflut/Cargo.toml
[INFO] started frobbing succcubbus/pixelflut
[INFO] finished frobbing succcubbus/pixelflut
[INFO] frobbed toml for succcubbus/pixelflut written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut/Cargo.toml
[INFO] crate succcubbus/pixelflut already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing succcubbus/pixelflut against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 60952ed22d4db5e84c4fe13650c4664759bc45556027cedcde768ac1b9c5a4d8
[INFO] running `"docker" "start" "-a" "60952ed22d4db5e84c4fe13650c4664759bc45556027cedcde768ac1b9c5a4d8"`
[INFO] [stderr]    Compiling pixelflut v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:47:24
[INFO] [stderr]    |
[INFO] [stderr] 47 |             if let Err(e) = tcp.write(&mine) {
[INFO] [stderr]    |                        ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ip` should have an upper case name
[INFO] [stderr]  --> src/main.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const ip: &str = "151.217.40.82:1234";
[INFO] [stderr]   |       ^^ help: convert the identifier to upper case: `IP`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `offset` should have an upper case name
[INFO] [stderr]  --> src/main.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const offset: &str = "OFFSET 800 950";
[INFO] [stderr]   |       ^^^^^^ help: convert the identifier to upper case: `OFFSET`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         tcp.write(offset.as_bytes());
[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 `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 tcp.write(offset.as_bytes());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 1.26s
[INFO] running `"docker" "inspect" "60952ed22d4db5e84c4fe13650c4664759bc45556027cedcde768ac1b9c5a4d8"`
[INFO] running `"docker" "rm" "-f" "60952ed22d4db5e84c4fe13650c4664759bc45556027cedcde768ac1b9c5a4d8"`
[INFO] [stdout] 60952ed22d4db5e84c4fe13650c4664759bc45556027cedcde768ac1b9c5a4d8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f5355365e3d25a12cdf7333a6bedcb0690b0be3cdb3a4767d319cdaa85d539a0
[INFO] running `"docker" "start" "-a" "f5355365e3d25a12cdf7333a6bedcb0690b0be3cdb3a4767d319cdaa85d539a0"`
[INFO] [stderr]    Compiling pixelflut v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:47:24
[INFO] [stderr]    |
[INFO] [stderr] 47 |             if let Err(e) = tcp.write(&mine) {
[INFO] [stderr]    |                        ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ip` should have an upper case name
[INFO] [stderr]  --> src/main.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const ip: &str = "151.217.40.82:1234";
[INFO] [stderr]   |       ^^ help: convert the identifier to upper case: `IP`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `offset` should have an upper case name
[INFO] [stderr]  --> src/main.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const offset: &str = "OFFSET 800 950";
[INFO] [stderr]   |       ^^^^^^ help: convert the identifier to upper case: `OFFSET`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         tcp.write(offset.as_bytes());
[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 `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 tcp.write(offset.as_bytes());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 0.98s
[INFO] running `"docker" "inspect" "f5355365e3d25a12cdf7333a6bedcb0690b0be3cdb3a4767d319cdaa85d539a0"`
[INFO] running `"docker" "rm" "-f" "f5355365e3d25a12cdf7333a6bedcb0690b0be3cdb3a4767d319cdaa85d539a0"`
[INFO] [stdout] f5355365e3d25a12cdf7333a6bedcb0690b0be3cdb3a4767d319cdaa85d539a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/succcubbus/pixelflut:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5b471c5656c8ba2c5037606c29336011ecf0f67ef7953b05df64e3b92b741366
[INFO] running `"docker" "start" "-a" "5b471c5656c8ba2c5037606c29336011ecf0f67ef7953b05df64e3b92b741366"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pixelflut-d9b089ca668920ce
[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" "5b471c5656c8ba2c5037606c29336011ecf0f67ef7953b05df64e3b92b741366"`
[INFO] running `"docker" "rm" "-f" "5b471c5656c8ba2c5037606c29336011ecf0f67ef7953b05df64e3b92b741366"`
[INFO] [stdout] 5b471c5656c8ba2c5037606c29336011ecf0f67ef7953b05df64e3b92b741366