[INFO] updating cached repository NotTesla/haiku
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/NotTesla/haiku
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/NotTesla/haiku" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/NotTesla/haiku"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/NotTesla/haiku'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/NotTesla/haiku" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/NotTesla/haiku"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/NotTesla/haiku'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5458f713a720fd8b622f1ed5a333201c93b05a34
[INFO] sha for GitHub repo NotTesla/haiku: 5458f713a720fd8b622f1ed5a333201c93b05a34
[INFO] validating manifest of NotTesla/haiku on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of NotTesla/haiku on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing NotTesla/haiku
[INFO] finished frobbing NotTesla/haiku
[INFO] frobbed toml for NotTesla/haiku written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/NotTesla/haiku/Cargo.toml
[INFO] started frobbing NotTesla/haiku
[INFO] finished frobbing NotTesla/haiku
[INFO] frobbed toml for NotTesla/haiku written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/NotTesla/haiku/Cargo.toml
[INFO] crate NotTesla/haiku already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking NotTesla/haiku against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/NotTesla/haiku:/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=forbid" "-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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b0b1586e9ee769da9d31c22a98447054f7257ca4e6ca138e527490266e5e5ab2
[INFO] running `"docker" "start" "-a" "b0b1586e9ee769da9d31c22a98447054f7257ca4e6ca138e527490266e5e5ab2"`
[INFO] [stderr]     Checking haiku v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `ArgParams`
[INFO] [stderr]  --> src/arg_parser.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct ArgParams {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `synopsis`
[INFO] [stderr]   --> src/arg_parser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     synopsis: &'static str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `variadic`
[INFO] [stderr]   --> src/arg_parser.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     variadic: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_variadic`
[INFO] [stderr]   --> src/arg_parser.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn with_variadic(flag: &'static str, synopsis: &'static str) -> ArgHandler {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ArgParams`
[INFO] [stderr]  --> src/arg_parser.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct ArgParams {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `synopsis`
[INFO] [stderr]   --> src/arg_parser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     synopsis: &'static str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `variadic`
[INFO] [stderr]   --> src/arg_parser.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     variadic: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `with_variadic`
[INFO] [stderr]   --> src/arg_parser.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn with_variadic(flag: &'static str, synopsis: &'static str) -> ArgHandler {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "b0b1586e9ee769da9d31c22a98447054f7257ca4e6ca138e527490266e5e5ab2"`
[INFO] running `"docker" "rm" "-f" "b0b1586e9ee769da9d31c22a98447054f7257ca4e6ca138e527490266e5e5ab2"`
[INFO] [stdout] b0b1586e9ee769da9d31c22a98447054f7257ca4e6ca138e527490266e5e5ab2