[INFO] cloning repository https://github.com/stanipintjuk/prime_sieve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stanipintjuk/prime_sieve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanipintjuk%2Fprime_sieve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanipintjuk%2Fprime_sieve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7e279c6f6f3b278cda2a4f4a9f78c5112fb33bb
[INFO] testing stanipintjuk/prime_sieve against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstanipintjuk%2Fprime_sieve" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stanipintjuk/prime_sieve
[INFO] finished tweaking git repo https://github.com/stanipintjuk/prime_sieve
[INFO] tweaked toml for git repo https://github.com/stanipintjuk/prime_sieve written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stanipintjuk/prime_sieve on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stanipintjuk/prime_sieve 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45e7a087fbb464df349ea6ebc82df524b85a17e6489cedf57575f0329c7ee297
[INFO] running `Command { std: "docker" "start" "-a" "45e7a087fbb464df349ea6ebc82df524b85a17e6489cedf57575f0329c7ee297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45e7a087fbb464df349ea6ebc82df524b85a17e6489cedf57575f0329c7ee297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e7a087fbb464df349ea6ebc82df524b85a17e6489cedf57575f0329c7ee297", kill_on_drop: false }`
[INFO] [stdout] 45e7a087fbb464df349ea6ebc82df524b85a17e6489cedf57575f0329c7ee297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ba527d80a2dbaf7dfc7587d9cebb181ee945bb357f40f0d0b4056661e23dab
[INFO] running `Command { std: "docker" "start" "-a" "c7ba527d80a2dbaf7dfc7587d9cebb181ee945bb357f40f0d0b4056661e23dab", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling prime_sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let file = try!(File::open(file_name));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Err(_) => try!(File::create(fname)),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(file.write_all(&serialize_u64(p)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/math/math.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if try!(is_coprime_to_list(p as u64, init_primes)) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/math/math.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if try!(is_coprime_to_list(p, primes_page)) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/pool.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let max = try!(math::best_max_for_sieve(last_prime, self.max_ppt as u64));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ThreadError`
[INFO] [stdout]  --> src/sieve/mod.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::pool::{ThreadPool, ThreadPoolError, ThreadError};
[INFO] [stdout]   |                                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MsgFromWorker` and `MsgToWorker`
[INFO] [stdout]  --> src/sieve/mod.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::worker::{MsgFromWorker, MsgToWorker};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/sieve/thread.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn send(&self, MsgToWorker) -> Result<(), SendError<MsgToWorker>>;
[INFO] [stdout]   |                    ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: MsgToWorker`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut primes_pager = try!(fs::load_primes(fname));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut candidates = try!(thread_pool.find_candidates(init_primes));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             candidates = try!(thread_pool.sieve(page, candidates));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prime_page`
[INFO] [stdout]   --> src/sieve/pool.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |                  prime_page: Vec<u64>,
[INFO] [stdout]    |                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prime_page`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `part`
[INFO] [stdout]    --> src/sieve/pool.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for (part, thread) in threadparts {}
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_part`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread`
[INFO] [stdout]    --> src/sieve/pool.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for (part, thread) in threadparts {}
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `position` is never read
[INFO] [stdout]   --> src/fs/fs.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PrimesPagination {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 10 |     pub file: File,
[INFO] [stdout] 11 |     pub position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]    --> src/sieve/pool.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl ThreadPool {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn stop(&self) -> Result<(), ThreadPoolError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Sieve` and `Stop` are never constructed
[INFO] [stdout]   --> src/sieve/worker.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum MsgToWorker {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 10 |     FindCandidates(ArcVec, Partition),
[INFO] [stdout] 11 |     Sieve(ArcVec, ArcVec),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     Stop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sieve/worker.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     SieveResult(Vec<u64>),
[INFO] [stdout]    |     ----------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     SieveResult(Vec<u64>),
[INFO] [stdout] 17 +     SieveResult(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sieve/worker.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Error(MathError),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Error(MathError),
[INFO] [stdout] 18 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/sieve/worker.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum MsgFromWorker {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "c7ba527d80a2dbaf7dfc7587d9cebb181ee945bb357f40f0d0b4056661e23dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ba527d80a2dbaf7dfc7587d9cebb181ee945bb357f40f0d0b4056661e23dab", kill_on_drop: false }`
[INFO] [stdout] c7ba527d80a2dbaf7dfc7587d9cebb181ee945bb357f40f0d0b4056661e23dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bb73bbe6725660bfb7255accdf02662519bf784de923af22461d05f02cb3d82
[INFO] running `Command { std: "docker" "start" "-a" "7bb73bbe6725660bfb7255accdf02662519bf784de923af22461d05f02cb3d82", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling prime_sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let file = try!(File::open(file_name));
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 68 |         Err(_) => try!(File::create(fname)),
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fs/fs.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         try!(file.write_all(&serialize_u64(p)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/math/math.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |         if try!(is_coprime_to_list(p as u64, init_primes)) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/math/math.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if try!(is_coprime_to_list(p, primes_page)) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sieve/pool.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let max = try!(math::best_max_for_sieve(last_prime, self.max_ppt as u64));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ThreadError`
[INFO] [stdout]  --> src/sieve/mod.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::pool::{ThreadPool, ThreadPoolError, ThreadError};
[INFO] [stdout]   |                                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MsgFromWorker` and `MsgToWorker`
[INFO] [stdout]  --> src/sieve/mod.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::worker::{MsgFromWorker, MsgToWorker};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/sieve/thread.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn send(&self, MsgToWorker) -> Result<(), SendError<MsgToWorker>>;
[INFO] [stdout]   |                    ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: MsgToWorker`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut primes_pager = try!(fs::load_primes(fname));
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let mut candidates = try!(thread_pool.find_candidates(init_primes));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |             candidates = try!(thread_pool.sieve(page, candidates));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prime_page`
[INFO] [stdout]   --> src/sieve/pool.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |                  prime_page: Vec<u64>,
[INFO] [stdout]    |                  ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prime_page`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `part`
[INFO] [stdout]    --> src/sieve/pool.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for (part, thread) in threadparts {}
[INFO] [stdout]     |              ^^^^ help: if this is intentional, prefix it with an underscore: `_part`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `thread`
[INFO] [stdout]    --> src/sieve/pool.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |         for (part, thread) in threadparts {}
[INFO] [stdout]     |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `position` is never read
[INFO] [stdout]   --> src/fs/fs.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct PrimesPagination {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 10 |     pub file: File,
[INFO] [stdout] 11 |     pub position: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]    --> src/sieve/pool.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout]  16 | impl ThreadPool {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn stop(&self) -> Result<(), ThreadPoolError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Sieve` and `Stop` are never constructed
[INFO] [stdout]   --> src/sieve/worker.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum MsgToWorker {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 10 |     FindCandidates(ArcVec, Partition),
[INFO] [stdout] 11 |     Sieve(ArcVec, ArcVec),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 12 |     Stop,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sieve/worker.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     SieveResult(Vec<u64>),
[INFO] [stdout]    |     ----------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     SieveResult(Vec<u64>),
[INFO] [stdout] 17 +     SieveResult(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/sieve/worker.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Error(MathError),
[INFO] [stdout]    |     ----- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Error(MathError),
[INFO] [stdout] 18 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Ok` is never constructed
[INFO] [stdout]   --> src/sieve/worker.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum MsgFromWorker {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     Ok,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "7bb73bbe6725660bfb7255accdf02662519bf784de923af22461d05f02cb3d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb73bbe6725660bfb7255accdf02662519bf784de923af22461d05f02cb3d82", kill_on_drop: false }`
[INFO] [stdout] 7bb73bbe6725660bfb7255accdf02662519bf784de923af22461d05f02cb3d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a65c57ea955240769635161a103426abf7348e8b499c9d93aba4713253d479e2
[INFO] running `Command { std: "docker" "start" "-a" "a65c57ea955240769635161a103426abf7348e8b499c9d93aba4713253d479e2", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fs/fs.rs:55:16
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let file = try!(File::open(file_name));
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fs/fs.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |         Err(_) => try!(File::create(fname)),
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fs/fs.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(file.write_all(&serialize_u64(p)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sieve/math/math.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |         if try!(is_coprime_to_list(p as u64, init_primes)) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sieve/math/math.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |         if try!(is_coprime_to_list(p, primes_page)) {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/sieve/pool.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let max = try!(math::best_max_for_sieve(last_prime, self.max_ppt as u64));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ThreadError`
[INFO] [stderr]  --> src/sieve/mod.rs:3:51
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use self::pool::{ThreadPool, ThreadPoolError, ThreadError};
[INFO] [stderr]   |                                                   ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MsgFromWorker` and `MsgToWorker`
[INFO] [stderr]  --> src/sieve/mod.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use self::worker::{MsgFromWorker, MsgToWorker};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/sieve/thread.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn send(&self, MsgToWorker) -> Result<(), SendError<MsgToWorker>>;
[INFO] [stderr]   |                    ^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: MsgToWorker`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:19:28
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut primes_pager = try!(fs::load_primes(fname));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:22:30
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let mut candidates = try!(thread_pool.find_candidates(init_primes));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |             candidates = try!(thread_pool.sieve(page, candidates));
[INFO] [stderr]    |                          ^^^
[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: if this is intentional, prefix it with an underscore: `_prime_page`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[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: if this is intentional, prefix it with an underscore: `_part`
[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: if this is intentional, prefix it with an underscore: `_thread`
[INFO] [stderr] 
[INFO] [stderr] warning: field `position` is never read
[INFO] [stderr]   --> src/fs/fs.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct PrimesPagination {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 10 |     pub file: File,
[INFO] [stderr] 11 |     pub position: usize,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `stop` is never used
[INFO] [stderr]    --> src/sieve/pool.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr]  16 | impl ThreadPool {
[INFO] [stderr]     | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 105 |     pub fn stop(&self) -> Result<(), ThreadPoolError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Sieve` and `Stop` are never constructed
[INFO] [stderr]   --> src/sieve/worker.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub enum MsgToWorker {
[INFO] [stderr]    |          ----------- variants in this enum
[INFO] [stderr] 10 |     FindCandidates(ArcVec, Partition),
[INFO] [stderr] 11 |     Sieve(ArcVec, ArcVec),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 12 |     Stop,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/sieve/worker.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 |     SieveResult(Vec<u64>),
[INFO] [stderr]    |     ----------- ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 17 -     SieveResult(Vec<u64>),
[INFO] [stderr] 17 +     SieveResult(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/sieve/worker.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Error(MathError),
[INFO] [stderr]    |     ----- ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 18 -     Error(MathError),
[INFO] [stderr] 18 +     Error(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Ok` is never constructed
[INFO] [stderr]   --> src/sieve/worker.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub enum MsgFromWorker {
[INFO] [stderr]    |          ------------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 19 |     Ok,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `prime_sieve` (bin "prime_sieve" test) generated 21 warnings (run `cargo fix --bin "prime_sieve" -p prime_sieve --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prime_sieve-2318a903632bc880)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test sieve::math::math::tests::best_max_for_sieve_works_for_2 ... ok
[INFO] [stdout] test sieve::math::math::tests::best_max_for_sieve_works_for_max ... ok
[INFO] [stdout] test sieve::math::math::tests::best_partitioning_works_for_even ... ok
[INFO] [stdout] test sieve::math::math::tests::best_max_for_sieve_works_for_trivial ... ok
[INFO] [stdout] test sieve::math::math::tests::best_partitioning_works_for_odd ... ok
[INFO] [stdout] test sieve::math::math::tests::best_partitioning_works_for_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a65c57ea955240769635161a103426abf7348e8b499c9d93aba4713253d479e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65c57ea955240769635161a103426abf7348e8b499c9d93aba4713253d479e2", kill_on_drop: false }`
[INFO] [stdout] a65c57ea955240769635161a103426abf7348e8b499c9d93aba4713253d479e2
