[INFO] cloning repository gLITCHMaster16/rust_twiddle_bits [INFO] running `"git" "clone" "--bare" "git://github.com/gLITCHMaster16/rust_twiddle_bits.git" "work/cache/sources/gh/gLITCHMaster16/rust_twiddle_bits"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/gLITCHMaster16/rust_twiddle_bits'... [INFO] running `"git" "clone" "work/cache/sources/gh/gLITCHMaster16/rust_twiddle_bits" "work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/gLITCHMaster16/rust_twiddle_bits" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gLITCHMaster16/rust_twiddle_bits"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gLITCHMaster16/rust_twiddle_bits'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b3f299cfef9d6a8817a4c60d4d363edf9e83937a [INFO] sha for GitHub repo gLITCHMaster16/rust_twiddle_bits: b3f299cfef9d6a8817a4c60d4d363edf9e83937a [INFO] validating manifest of gLITCHMaster16/rust_twiddle_bits 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 gLITCHMaster16/rust_twiddle_bits 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 gLITCHMaster16/rust_twiddle_bits [INFO] finished frobbing gLITCHMaster16/rust_twiddle_bits [INFO] frobbed toml for gLITCHMaster16/rust_twiddle_bits written to work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits/Cargo.toml [INFO] started frobbing gLITCHMaster16/rust_twiddle_bits [INFO] finished frobbing gLITCHMaster16/rust_twiddle_bits [INFO] frobbed toml for gLITCHMaster16/rust_twiddle_bits written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gLITCHMaster16/rust_twiddle_bits/Cargo.toml [INFO] crate gLITCHMaster16/rust_twiddle_bits 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 gLITCHMaster16/rust_twiddle_bits 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits:/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] a4ac9f8a8f9e65e6a5eb31c5e4a7a608ecbf4128b42757dbd008140b3e4e1cba [INFO] running `"docker" "start" "-a" "a4ac9f8a8f9e65e6a5eb31c5e4a7a608ecbf4128b42757dbd008140b3e4e1cba"` [INFO] [stderr] Compiling TwiddleBitsHelloWorld v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:57:12 [INFO] [stderr] | [INFO] [stderr] 57 | if (self.registers[ REGISTER_PC as usize ] & 1 == 1) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `REGISTER_SF` [INFO] [stderr] --> src/main.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const REGISTER_SF: u8 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `OP_LWO` [INFO] [stderr] --> src/main.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | const OP_LWO: u16 = 0b1110 << 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `OP_SWO` [INFO] [stderr] --> src/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const OP_SWO: u16 = 0b1111 << 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_byte` [INFO] [stderr] --> src/main.rs:123:1 [INFO] [stderr] | [INFO] [stderr] 123 | fn print_byte(byte: &u8) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `TwiddleBitsHelloWorld` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `twiddle_bits_hello_world` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:179:5 [INFO] [stderr] | [INFO] [stderr] 179 | file.write_all(&buff); [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 0.86s [INFO] running `"docker" "inspect" "a4ac9f8a8f9e65e6a5eb31c5e4a7a608ecbf4128b42757dbd008140b3e4e1cba"` [INFO] running `"docker" "rm" "-f" "a4ac9f8a8f9e65e6a5eb31c5e4a7a608ecbf4128b42757dbd008140b3e4e1cba"` [INFO] [stdout] a4ac9f8a8f9e65e6a5eb31c5e4a7a608ecbf4128b42757dbd008140b3e4e1cba [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits:/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] 9a0ec0cdb7c4040be660f73508fd8616ba9b3c1f336efe95c9a44f55f92c8d3e [INFO] running `"docker" "start" "-a" "9a0ec0cdb7c4040be660f73508fd8616ba9b3c1f336efe95c9a44f55f92c8d3e"` [INFO] [stderr] Compiling TwiddleBitsHelloWorld v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:57:12 [INFO] [stderr] | [INFO] [stderr] 57 | if (self.registers[ REGISTER_PC as usize ] & 1 == 1) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `REGISTER_SF` [INFO] [stderr] --> src/main.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const REGISTER_SF: u8 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `OP_LWO` [INFO] [stderr] --> src/main.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | const OP_LWO: u16 = 0b1110 << 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `OP_SWO` [INFO] [stderr] --> src/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const OP_SWO: u16 = 0b1111 << 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_byte` [INFO] [stderr] --> src/main.rs:123:1 [INFO] [stderr] | [INFO] [stderr] 123 | fn print_byte(byte: &u8) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `TwiddleBitsHelloWorld` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `twiddle_bits_hello_world` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:179:5 [INFO] [stderr] | [INFO] [stderr] 179 | file.write_all(&buff); [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 0.46s [INFO] running `"docker" "inspect" "9a0ec0cdb7c4040be660f73508fd8616ba9b3c1f336efe95c9a44f55f92c8d3e"` [INFO] running `"docker" "rm" "-f" "9a0ec0cdb7c4040be660f73508fd8616ba9b3c1f336efe95c9a44f55f92c8d3e"` [INFO] [stdout] 9a0ec0cdb7c4040be660f73508fd8616ba9b3c1f336efe95c9a44f55f92c8d3e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gLITCHMaster16/rust_twiddle_bits:/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] aff661acbd78432f301908184f90380f7ca0684261035ecd868ff6d25d639eb1 [INFO] running `"docker" "start" "-a" "aff661acbd78432f301908184f90380f7ca0684261035ecd868ff6d25d639eb1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/TwiddleBitsHelloWorld-04582142e60f26ac [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" "aff661acbd78432f301908184f90380f7ca0684261035ecd868ff6d25d639eb1"` [INFO] running `"docker" "rm" "-f" "aff661acbd78432f301908184f90380f7ca0684261035ecd868ff6d25d639eb1"` [INFO] [stdout] aff661acbd78432f301908184f90380f7ca0684261035ecd868ff6d25d639eb1