[INFO] crate facio 0.1.0 is already in cache
[INFO] extracting crate facio 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/facio/0.1.0
[INFO] extracting crate facio 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/facio/0.1.0
[INFO] validating manifest of facio-0.1.0 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 facio-0.1.0 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 facio-0.1.0
[INFO] finished frobbing facio-0.1.0
[INFO] frobbed toml for facio-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/facio/0.1.0/Cargo.toml
[INFO] started frobbing facio-0.1.0
[INFO] finished frobbing facio-0.1.0
[INFO] frobbed toml for facio-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/facio/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 facio-0.1.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/facio/0.1.0:/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] cc0f90e480af3c961f82d61dfd433e515f000aaaf40340ef8a2b9c53846eda4c
[INFO] running `"docker" "start" "-a" "cc0f90e480af3c961f82d61dfd433e515f000aaaf40340ef8a2b9c53846eda4c"`
[INFO] [stderr]    Compiling facio v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "cc0f90e480af3c961f82d61dfd433e515f000aaaf40340ef8a2b9c53846eda4c"`
[INFO] running `"docker" "rm" "-f" "cc0f90e480af3c961f82d61dfd433e515f000aaaf40340ef8a2b9c53846eda4c"`
[INFO] [stdout] cc0f90e480af3c961f82d61dfd433e515f000aaaf40340ef8a2b9c53846eda4c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/facio/0.1.0:/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] f4e3f99a59b14ea8151ce92f864189d946c0336a7f0d44497b9e568b2f4cd0ac
[INFO] running `"docker" "start" "-a" "f4e3f99a59b14ea8151ce92f864189d946c0336a7f0d44497b9e568b2f4cd0ac"`
[INFO] [stderr]    Compiling facio v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "f4e3f99a59b14ea8151ce92f864189d946c0336a7f0d44497b9e568b2f4cd0ac"`
[INFO] running `"docker" "rm" "-f" "f4e3f99a59b14ea8151ce92f864189d946c0336a7f0d44497b9e568b2f4cd0ac"`
[INFO] [stdout] f4e3f99a59b14ea8151ce92f864189d946c0336a7f0d44497b9e568b2f4cd0ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/facio/0.1.0:/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] c63f6c79cc420ad9507e087a941b664985e149adaecdf38866b8f4bc2b0ac8dc
[INFO] running `"docker" "start" "-a" "c63f6c79cc420ad9507e087a941b664985e149adaecdf38866b8f4bc2b0ac8dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/facio-e62e677a043df927
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/facio-1aed840c1361c099
[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]    Doc-tests facio
[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] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - client (line 32) ... FAILED
[INFO] [stdout] test src/raw_packet.rs - raw_packet::RawPacket (line 21) ... ok
[INFO] [stdout] test src/raw_packet.rs - raw_packet::RawPacket::new_from_type (line 177) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - client (line 32) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:46:45
[INFO] [stdout]    |
[INFO] [stdout] 16 |      if let Some(s) = rcon.exec("/help").ok() {
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 17 | |        println!("/help from server:\n{}", s);
[INFO] [stdout] 18 | |    } else {
[INFO] [stdout]    | |____^ expected enum `std::result::Result`, found ()
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type `std::result::Result<(), std::io::Error>`
[INFO] [stdout]               found type `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |      } else {
[INFO] [stdout]    |  ___________^
[INFO] [stdout] 19 | |        println!("Error?");
[INFO] [stdout] 20 | |    }
[INFO] [stdout]    | |____^ expected enum `std::result::Result`, found ()
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected type `std::result::Result<(), std::io::Error>`
[INFO] [stdout]               found type `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - client (line 32)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "c63f6c79cc420ad9507e087a941b664985e149adaecdf38866b8f4bc2b0ac8dc"`
[INFO] running `"docker" "rm" "-f" "c63f6c79cc420ad9507e087a941b664985e149adaecdf38866b8f4bc2b0ac8dc"`
[INFO] [stdout] c63f6c79cc420ad9507e087a941b664985e149adaecdf38866b8f4bc2b0ac8dc