[INFO] crate scroll_phat_hd 0.3.2 is already in cache [INFO] extracting crate scroll_phat_hd 0.3.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/scroll_phat_hd/0.3.2 [INFO] extracting crate scroll_phat_hd 0.3.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/scroll_phat_hd/0.3.2 [INFO] validating manifest of scroll_phat_hd-0.3.2 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 scroll_phat_hd-0.3.2 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 scroll_phat_hd-0.3.2 [INFO] finished frobbing scroll_phat_hd-0.3.2 [INFO] frobbed toml for scroll_phat_hd-0.3.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/scroll_phat_hd/0.3.2/Cargo.toml [INFO] started frobbing scroll_phat_hd-0.3.2 [INFO] finished frobbing scroll_phat_hd-0.3.2 [INFO] frobbed toml for scroll_phat_hd-0.3.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/scroll_phat_hd/0.3.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 scroll_phat_hd-0.3.2 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/scroll_phat_hd/0.3.2:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 5cd9d328b998f6815de1618bd1ef39643ba28635f6d38bcf2783417a95ab0b18 [INFO] running `"docker" "start" "-a" "5cd9d328b998f6815de1618bd1ef39643ba28635f6d38bcf2783417a95ab0b18"` [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling scroll_phat_hd v0.3.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/display.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | display.register(CONFIG_BANK, MODE_REGISTER, PICTURE_MODE); [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/display.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | self.bank(bank); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | self.sleep(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | self.sleep(false); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | self.bank(new_frame); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:114:17 [INFO] [stderr] | [INFO] [stderr] 114 | / self.device [INFO] [stderr] 115 | | .smbus_write_byte_data(COLOR_OFFSET + offset as u8, value); [INFO] [stderr] | |_______________________________________________________________________________^ [INFO] [stderr] | [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/display.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | self.frame(new_frame); [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 9.26s [INFO] running `"docker" "inspect" "5cd9d328b998f6815de1618bd1ef39643ba28635f6d38bcf2783417a95ab0b18"` [INFO] running `"docker" "rm" "-f" "5cd9d328b998f6815de1618bd1ef39643ba28635f6d38bcf2783417a95ab0b18"` [INFO] [stdout] 5cd9d328b998f6815de1618bd1ef39643ba28635f6d38bcf2783417a95ab0b18 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/scroll_phat_hd/0.3.2:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] df69cd4f9b51e162722601aa0e9820a615654b456699280593d15edc2fdf616e [INFO] running `"docker" "start" "-a" "df69cd4f9b51e162722601aa0e9820a615654b456699280593d15edc2fdf616e"` [INFO] [stderr] Compiling scroll_phat_hd v0.3.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/display.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | display.register(CONFIG_BANK, MODE_REGISTER, PICTURE_MODE); [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/display.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | self.bank(bank); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | self.sleep(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | self.sleep(false); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | self.bank(new_frame); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:114:17 [INFO] [stderr] | [INFO] [stderr] 114 | / self.device [INFO] [stderr] 115 | | .smbus_write_byte_data(COLOR_OFFSET + offset as u8, value); [INFO] [stderr] | |_______________________________________________________________________________^ [INFO] [stderr] | [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/display.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | self.frame(new_frame); [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 2.73s [INFO] running `"docker" "inspect" "df69cd4f9b51e162722601aa0e9820a615654b456699280593d15edc2fdf616e"` [INFO] running `"docker" "rm" "-f" "df69cd4f9b51e162722601aa0e9820a615654b456699280593d15edc2fdf616e"` [INFO] [stdout] df69cd4f9b51e162722601aa0e9820a615654b456699280593d15edc2fdf616e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/scroll_phat_hd/0.3.2:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] d00de4566755c50778da5902ef0700ad6f05df7e899041484b5ef4dcfb3c64f4 [INFO] running `"docker" "start" "-a" "d00de4566755c50778da5902ef0700ad6f05df7e899041484b5ef4dcfb3c64f4"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/scroll_phat_hd-62251659d0139e87 [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 scroll_phat_hd [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 5) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d00de4566755c50778da5902ef0700ad6f05df7e899041484b5ef4dcfb3c64f4"` [INFO] running `"docker" "rm" "-f" "d00de4566755c50778da5902ef0700ad6f05df7e899041484b5ef4dcfb3c64f4"` [INFO] [stdout] d00de4566755c50778da5902ef0700ad6f05df7e899041484b5ef4dcfb3c64f4