[INFO] updating cached repository https://github.com/antoineduez/abyss
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb2d1b928035ebbdc3e2e901e8c0b7a907d10aad
[INFO] testing antoineduez/abyss against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoineduez%2Fabyss" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoineduez/abyss on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/antoineduez/abyss
[INFO] finished tweaking git repo https://github.com/antoineduez/abyss
[INFO] tweaked toml for git repo https://github.com/antoineduez/abyss written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/antoineduez/abyss already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 3b2494fb6fb0960834c147fdac4c17fb11d90d50c5a06d1044215bc34112a321
[INFO] running `"docker" "start" "-a" "3b2494fb6fb0960834c147fdac4c17fb11d90d50c5a06d1044215bc34112a321"`
[INFO] [stderr]    Compiling abyss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `buffer`
[INFO] [stderr]  --> src/network/packet_manager.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     buffer: Vec<u8>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/network/packet_manager.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         self.stream.read(&mut header);
[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/network/packet_manager.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             self.stream.read(&mut octet);
[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 0.58s
[INFO] running `"docker" "inspect" "3b2494fb6fb0960834c147fdac4c17fb11d90d50c5a06d1044215bc34112a321"`
[INFO] running `"docker" "rm" "-f" "3b2494fb6fb0960834c147fdac4c17fb11d90d50c5a06d1044215bc34112a321"`
[INFO] [stdout] 3b2494fb6fb0960834c147fdac4c17fb11d90d50c5a06d1044215bc34112a321
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7f9cd4060d1ae3b855d60071d539a7632ba4d02af8bd097fbfaa5632855a98a
[INFO] running `"docker" "start" "-a" "e7f9cd4060d1ae3b855d60071d539a7632ba4d02af8bd097fbfaa5632855a98a"`
[INFO] [stderr]    Compiling abyss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never used: `buffer`
[INFO] [stderr]  --> src/network/packet_manager.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     buffer: Vec<u8>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/network/packet_manager.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         self.stream.read(&mut header);
[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/network/packet_manager.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             self.stream.read(&mut octet);
[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 1.33s
[INFO] running `"docker" "inspect" "e7f9cd4060d1ae3b855d60071d539a7632ba4d02af8bd097fbfaa5632855a98a"`
[INFO] running `"docker" "rm" "-f" "e7f9cd4060d1ae3b855d60071d539a7632ba4d02af8bd097fbfaa5632855a98a"`
[INFO] [stdout] e7f9cd4060d1ae3b855d60071d539a7632ba4d02af8bd097fbfaa5632855a98a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] a19c711f3f7b40efc8c83299c270f321abfd22f256e48bf720a9bbc52d40622f
[INFO] running `"docker" "start" "-a" "a19c711f3f7b40efc8c83299c270f321abfd22f256e48bf720a9bbc52d40622f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/abyss-9cc15f86fd0e4ac6
[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" "a19c711f3f7b40efc8c83299c270f321abfd22f256e48bf720a9bbc52d40622f"`
[INFO] running `"docker" "rm" "-f" "a19c711f3f7b40efc8c83299c270f321abfd22f256e48bf720a9bbc52d40622f"`
[INFO] [stdout] a19c711f3f7b40efc8c83299c270f321abfd22f256e48bf720a9bbc52d40622f