[INFO] cloning repository https://github.com/terrarier2111/bithacks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terrarier2111/bithacks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2Fbithacks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2Fbithacks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c79538c57f38e402dfb0e05dda4e6f920a07518
[INFO] checking terrarier2111/bithacks against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2Fbithacks" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/terrarier2111/bithacks
[INFO] finished tweaking git repo https://github.com/terrarier2111/bithacks
[INFO] tweaked toml for git repo https://github.com/terrarier2111/bithacks written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/terrarier2111/bithacks on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/terrarier2111/bithacks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a528afbab758875fb6268f6cdc3167b605d7c25685822b47ebeefeeb35d36f96
[INFO] running `Command { std: "docker" "start" "-a" "a528afbab758875fb6268f6cdc3167b605d7c25685822b47ebeefeeb35d36f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a528afbab758875fb6268f6cdc3167b605d7c25685822b47ebeefeeb35d36f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a528afbab758875fb6268f6cdc3167b605d7c25685822b47ebeefeeb35d36f96", kill_on_drop: false }`
[INFO] [stdout] a528afbab758875fb6268f6cdc3167b605d7c25685822b47ebeefeeb35d36f96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea35221ba87e51f9b2c30831c569c8d9815a1173cd5924e3bb9cae38f2b5f670
[INFO] running `Command { std: "docker" "start" "-a" "ea35221ba87e51f9b2c30831c569c8d9815a1173cd5924e3bb9cae38f2b5f670", kill_on_drop: false }`
[INFO] [stderr]     Checking bithacks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `greater_zero_ret_one` is never used
[INFO] [stdout]  --> src/utils.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn greater_zero_ret_one(num: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greater_zero_ret_one_2` is never used
[INFO] [stdout]   --> src/utils.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn greater_zero_ret_one_2(num: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greater_zero_ret_one_4` is never used
[INFO] [stdout]   --> src/utils.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | const fn greater_zero_ret_one_4(num: usize) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_build_bit_mask` is never used
[INFO] [stdout]    --> src/utils.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn simple_build_bit_mask(offset: usize, ones_cnt: usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_build_bit_mask_valid` is never used
[INFO] [stdout]    --> src/utils.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn test_build_bit_mask_valid() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/utils.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout]    |              ---------------------^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace this with: `u8::from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 56 -     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout] 56 +     unsafe { (identity.1) as u8 as usize }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greater_zero_ret_one` is never used
[INFO] [stdout]  --> src/utils.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn greater_zero_ret_one(num: usize) -> usize {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greater_zero_ret_one_2` is never used
[INFO] [stdout]   --> src/utils.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn greater_zero_ret_one_2(num: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greater_zero_ret_one_4` is never used
[INFO] [stdout]   --> src/utils.rs:53:10
[INFO] [stdout]    |
[INFO] [stdout] 53 | const fn greater_zero_ret_one_4(num: usize) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `simple_build_bit_mask` is never used
[INFO] [stdout]    --> src/utils.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn simple_build_bit_mask(offset: usize, ones_cnt: usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_build_bit_mask_valid` is never used
[INFO] [stdout]    --> src/utils.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn test_build_bit_mask_valid() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/utils.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 30 |     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout]    |              ---------------------^^^^^^^^^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: replace this with: `u8::from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/utils.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace this with
[INFO] [stdout]    |
[INFO] [stdout] 56 -     unsafe { transmute::<bool, u8>(identity.1) as usize }
[INFO] [stdout] 56 +     unsafe { (identity.1) as u8 as usize }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "ea35221ba87e51f9b2c30831c569c8d9815a1173cd5924e3bb9cae38f2b5f670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea35221ba87e51f9b2c30831c569c8d9815a1173cd5924e3bb9cae38f2b5f670", kill_on_drop: false }`
[INFO] [stdout] ea35221ba87e51f9b2c30831c569c8d9815a1173cd5924e3bb9cae38f2b5f670
