[INFO] updating cached repository stanipintjuk/prime_sieve
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stanipintjuk/prime_sieve
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stanipintjuk/prime_sieve" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/stanipintjuk/prime_sieve"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/stanipintjuk/prime_sieve'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stanipintjuk/prime_sieve" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/stanipintjuk/prime_sieve"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/stanipintjuk/prime_sieve'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7e279c6f6f3b278cda2a4f4a9f78c5112fb33bb
[INFO] sha for GitHub repo stanipintjuk/prime_sieve: e7e279c6f6f3b278cda2a4f4a9f78c5112fb33bb
[INFO] validating manifest of stanipintjuk/prime_sieve 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 stanipintjuk/prime_sieve 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 stanipintjuk/prime_sieve
[INFO] finished frobbing stanipintjuk/prime_sieve
[INFO] frobbed toml for stanipintjuk/prime_sieve written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/stanipintjuk/prime_sieve/Cargo.toml
[INFO] started frobbing stanipintjuk/prime_sieve
[INFO] finished frobbing stanipintjuk/prime_sieve
[INFO] frobbed toml for stanipintjuk/prime_sieve written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/stanipintjuk/prime_sieve/Cargo.toml
[INFO] crate stanipintjuk/prime_sieve 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 stanipintjuk/prime_sieve against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/stanipintjuk/prime_sieve:/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] 766aa64d125a5d4f60098b8ec0d8564f9d832804b92476a82a0df1d24a4fe3cc
[INFO] running `"docker" "start" "-a" "766aa64d125a5d4f60098b8ec0d8564f9d832804b92476a82a0df1d24a4fe3cc"`
[INFO] [stderr]     Checking prime_sieve v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `part`
[INFO] [stderr]    --> src/sieve/pool.rs:100:14
[INFO] [stderr]     |
[INFO] [stderr] 100 |         for (part, thread) in threadparts {}
[INFO] [stderr]     |              ^^^^ help: consider prefixing with an underscore: `_part`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread`
[INFO] [stderr]    --> src/sieve/pool.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         for (part, thread) in threadparts {}
[INFO] [stderr]     |                    ^^^^^^ help: consider prefixing with an underscore: `_thread`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prime_page`
[INFO] [stderr]   --> src/sieve/pool.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |                  prime_page: Vec<u64>,
[INFO] [stderr]    |                  ^^^^^^^^^^ help: consider prefixing with an underscore: `_prime_page`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stop`
[INFO] [stderr]    --> src/sieve/pool.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn stop(&self) -> Result<(), ThreadPoolError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sieve`
[INFO] [stderr]   --> src/sieve/worker.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Sieve(ArcVec, ArcVec),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stop`
[INFO] [stderr]   --> src/sieve/worker.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Stop,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ok`
[INFO] [stderr]   --> src/sieve/worker.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Ok,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `part`
[INFO] [stderr]    --> src/sieve/pool.rs:100:14
[INFO] [stderr]     |
[INFO] [stderr] 100 |         for (part, thread) in threadparts {}
[INFO] [stderr]     |              ^^^^ help: consider prefixing with an underscore: `_part`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread`
[INFO] [stderr]    --> src/sieve/pool.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |         for (part, thread) in threadparts {}
[INFO] [stderr]     |                    ^^^^^^ help: consider prefixing with an underscore: `_thread`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prime_page`
[INFO] [stderr]   --> src/sieve/pool.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |                  prime_page: Vec<u64>,
[INFO] [stderr]    |                  ^^^^^^^^^^ help: consider prefixing with an underscore: `_prime_page`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stop`
[INFO] [stderr]    --> src/sieve/pool.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn stop(&self) -> Result<(), ThreadPoolError> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Sieve`
[INFO] [stderr]   --> src/sieve/worker.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Sieve(ArcVec, ArcVec),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stop`
[INFO] [stderr]   --> src/sieve/worker.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Stop,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ok`
[INFO] [stderr]   --> src/sieve/worker.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Ok,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "766aa64d125a5d4f60098b8ec0d8564f9d832804b92476a82a0df1d24a4fe3cc"`
[INFO] running `"docker" "rm" "-f" "766aa64d125a5d4f60098b8ec0d8564f9d832804b92476a82a0df1d24a4fe3cc"`
[INFO] [stdout] 766aa64d125a5d4f60098b8ec0d8564f9d832804b92476a82a0df1d24a4fe3cc