[INFO] crate apint 0.2.0 is already in cache
[INFO] extracting crate apint 0.2.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/apint/0.2.0
[INFO] extracting crate apint 0.2.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/apint/0.2.0
[INFO] validating manifest of apint-0.2.0 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 apint-0.2.0 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 apint-0.2.0
[INFO] finished frobbing apint-0.2.0
[INFO] frobbed toml for apint-0.2.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/apint/0.2.0/Cargo.toml
[INFO] started frobbing apint-0.2.0
[INFO] finished frobbing apint-0.2.0
[INFO] frobbed toml for apint-0.2.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/apint/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 apint-0.2.0 against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-0/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/apint/0.2.0:/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=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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bc98a4621f8da16ef58ea97efdd8d0808581891ad960663dce52fddf04003d40
[INFO] running `"docker" "start" "-a" "bc98a4621f8da16ef58ea97efdd8d0808581891ad960663dce52fddf04003d40"`
[INFO] [stderr]     Checking apint v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:173:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 173 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:197:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 197 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:238:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 238 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:173:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 173 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:197:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 197 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `digit` is imported redundantly
[INFO] [stderr]    --> src/apint/serialization.rs:238:7
[INFO] [stderr]     |
[INFO] [stderr] 4   | use digit;
[INFO] [stderr]     |     ----- the item `digit` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 238 |         use digit;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/apint/serialization.rs:269:14
[INFO] [stderr]     |
[INFO] [stderr] 269 |             let mut carry = 0;
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_hi_lo`
[INFO] [stderr]    --> src/digit.rs:194:2
[INFO] [stderr]     |
[INFO] [stderr] 194 |     pub(crate) fn from_hi_lo(hi: Digit, lo: Digit) -> DoubleDigit {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/apint/serialization.rs:269:14
[INFO] [stderr]     |
[INFO] [stderr] 269 |             let mut carry = 0;
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `"docker" "inspect" "bc98a4621f8da16ef58ea97efdd8d0808581891ad960663dce52fddf04003d40"`
[INFO] running `"docker" "rm" "-f" "bc98a4621f8da16ef58ea97efdd8d0808581891ad960663dce52fddf04003d40"`
[INFO] [stdout] bc98a4621f8da16ef58ea97efdd8d0808581891ad960663dce52fddf04003d40