[INFO] fetching crate lhtlp 0.1.1... [INFO] checking lhtlp-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate lhtlp 0.1.1 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate lhtlp 0.1.1 [INFO] finished tweaking crates.io crate lhtlp 0.1.1 [INFO] tweaked toml for crates.io crate lhtlp 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lhtlp 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 19 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75bde137f24f3cc8b82f7aa7ea0177aa3154c4e3bbed3e68b571ed72d6e180ce [INFO] running `Command { std: "docker" "start" "-a" "75bde137f24f3cc8b82f7aa7ea0177aa3154c4e3bbed3e68b571ed72d6e180ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75bde137f24f3cc8b82f7aa7ea0177aa3154c4e3bbed3e68b571ed72d6e180ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75bde137f24f3cc8b82f7aa7ea0177aa3154c4e3bbed3e68b571ed72d6e180ce", kill_on_drop: false }` [INFO] [stdout] 75bde137f24f3cc8b82f7aa7ea0177aa3154c4e3bbed3e68b571ed72d6e180ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20a0b69186fe5bf7a19e565754d4b790dc393a8dc09d29a8584c9106ea856b17 [INFO] running `Command { std: "docker" "start" "-a" "20a0b69186fe5bf7a19e565754d4b790dc393a8dc09d29a8584c9106ea856b17", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking lhtlp v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `log::debug` [INFO] [stdout] --> src/num_primes.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use log::debug; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::error` [INFO] [stdout] --> src/num_primes.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use log::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::info` [INFO] [stdout] --> src/num_primes.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use log::info; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/num_primes.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![no_std] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::debug` [INFO] [stdout] --> src/num_primes.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use log::debug; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::error` [INFO] [stdout] --> src/num_primes.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use log::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `log::info` [INFO] [stdout] --> src/num_primes.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use log::info; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/num_primes.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![no_std] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `num_integer::Integer::divides`: Please use is_multiple_of instead [INFO] [stdout] --> src/num_primes.rs:270:21 [INFO] [stdout] | [INFO] [stdout] 270 | while n.divides(&BigUint::from(i)) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/num_primes.rs:452:5 [INFO] [stdout] | [INFO] [stdout] 447 | return false [INFO] [stdout] | ------------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 452 | return true [INFO] [stdout] | ^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `num_integer::Integer::divides`: Please use is_multiple_of instead [INFO] [stdout] --> src/num_primes.rs:270:21 [INFO] [stdout] | [INFO] [stdout] 270 | while n.divides(&BigUint::from(i)) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/num_primes.rs:273:13 [INFO] [stdout] | [INFO] [stdout] 273 | i = i + 2usize; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one_usize` [INFO] [stdout] --> src/num_primes.rs:369:17 [INFO] [stdout] | [INFO] [stdout] 369 | let one_usize = one.to_usize().unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/num_primes.rs:452:5 [INFO] [stdout] | [INFO] [stdout] 447 | return false [INFO] [stdout] | ------------ any code following this expression is unreachable [INFO] [stdout] ... [INFO] [stdout] 452 | return true [INFO] [stdout] | ^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/num_primes.rs:513:13 [INFO] [stdout] | [INFO] [stdout] 513 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/num_primes.rs:521:9 [INFO] [stdout] | [INFO] [stdout] 521 | let x = &two; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/num_primes.rs:522:13 [INFO] [stdout] | [INFO] [stdout] 522 | let mut y = &zero; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/num_primes.rs:524:13 [INFO] [stdout] | [INFO] [stdout] 524 | let mut i: usize = 0usize; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/num_primes.rs:525:13 [INFO] [stdout] | [INFO] [stdout] 525 | let mut counter: usize = 10usize; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/num_primes.rs:511:20 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:511:16 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:513:9 [INFO] [stdout] | [INFO] [stdout] 513 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:522:9 [INFO] [stdout] | [INFO] [stdout] 522 | let mut y = &zero; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:524:9 [INFO] [stdout] | [INFO] [stdout] 524 | let mut i: usize = 0usize; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:525:9 [INFO] [stdout] | [INFO] [stdout] 525 | let mut counter: usize = 10usize; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_safe_prime_add` is never used [INFO] [stdout] --> src/num_primes.rs:457:4 [INFO] [stdout] | [INFO] [stdout] 457 | fn is_safe_prime_add(number: &BigUint) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pollard_rho` is never used [INFO] [stdout] --> src/num_primes.rs:511:4 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/num_primes.rs:273:13 [INFO] [stdout] | [INFO] [stdout] 273 | i = i + 2usize; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one_usize` [INFO] [stdout] --> src/num_primes.rs:369:17 [INFO] [stdout] | [INFO] [stdout] 369 | let one_usize = one.to_usize().unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/num_primes.rs:513:13 [INFO] [stdout] | [INFO] [stdout] 513 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/num_primes.rs:521:9 [INFO] [stdout] | [INFO] [stdout] 521 | let x = &two; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/num_primes.rs:522:13 [INFO] [stdout] | [INFO] [stdout] 522 | let mut y = &zero; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/num_primes.rs:524:13 [INFO] [stdout] | [INFO] [stdout] 524 | let mut i: usize = 0usize; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `counter` [INFO] [stdout] --> src/num_primes.rs:525:13 [INFO] [stdout] | [INFO] [stdout] 525 | let mut counter: usize = 10usize; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/num_primes.rs:511:20 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:511:16 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:513:9 [INFO] [stdout] | [INFO] [stdout] 513 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:522:9 [INFO] [stdout] | [INFO] [stdout] 522 | let mut y = &zero; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:524:9 [INFO] [stdout] | [INFO] [stdout] 524 | let mut i: usize = 0usize; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/num_primes.rs:525:9 [INFO] [stdout] | [INFO] [stdout] 525 | let mut counter: usize = 10usize; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_safe_prime_add` is never used [INFO] [stdout] --> src/num_primes.rs:457:4 [INFO] [stdout] | [INFO] [stdout] 457 | fn is_safe_prime_add(number: &BigUint) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `pollard_rho` is never used [INFO] [stdout] --> src/num_primes.rs:511:4 [INFO] [stdout] | [INFO] [stdout] 511 | fn pollard_rho(mut n: BigUint) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s [INFO] running `Command { std: "docker" "inspect" "20a0b69186fe5bf7a19e565754d4b790dc393a8dc09d29a8584c9106ea856b17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20a0b69186fe5bf7a19e565754d4b790dc393a8dc09d29a8584c9106ea856b17", kill_on_drop: false }` [INFO] [stdout] 20a0b69186fe5bf7a19e565754d4b790dc393a8dc09d29a8584c9106ea856b17