[INFO] fetching crate algexenotation 0.6.0...
[INFO] checking algexenotation-0.6.0 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate algexenotation 0.6.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate algexenotation 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate algexenotation 0.6.0
[INFO] tweaked toml for crates.io crate algexenotation 0.6.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate algexenotation 0.6.0 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate algexenotation 0.6.0 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.20.2
[INFO] [stderr]   Downloaded allocator-api2 v0.2.18
[INFO] [stderr]   Downloaded either v1.8.0
[INFO] [stderr]   Downloaded lru v0.12.4
[INFO] [stderr]   Downloaded num-modular v0.5.1
[INFO] [stderr]   Downloaded r-efi v5.2.0
[INFO] [stderr]   Downloaded getrandom v0.3.2
[INFO] [stderr]   Downloaded num-prime v0.4.4
[INFO] [stderr]   Downloaded num-bigint v0.4.3
[INFO] [stderr]   Downloaded rand v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c966dd1df4b4cb7b0407a48cce3d39b861ca6c3700bce3bfb9bc563ba6afab3
[INFO] running `Command { std: "docker" "start" "-a" "1c966dd1df4b4cb7b0407a48cce3d39b861ca6c3700bce3bfb9bc563ba6afab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c966dd1df4b4cb7b0407a48cce3d39b861ca6c3700bce3bfb9bc563ba6afab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c966dd1df4b4cb7b0407a48cce3d39b861ca6c3700bce3bfb9bc563ba6afab3", kill_on_drop: false }`
[INFO] [stdout] 1c966dd1df4b4cb7b0407a48cce3d39b861ca6c3700bce3bfb9bc563ba6afab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 590c3c2580e3468bf70ce3a84a7bff594a2ea86785a6fa4700c5545a9a77798f
[INFO] running `Command { std: "docker" "start" "-a" "590c3c2580e3468bf70ce3a84a7bff594a2ea86785a6fa4700c5545a9a77798f", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lru v0.12.4
[INFO] [stderr]     Checking num-modular v0.5.1
[INFO] [stderr]     Checking num-prime v0.4.4
[INFO] [stderr]     Checking algexenotation v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> examples/goldbach_five.rs:209:17
[INFO] [stdout]     |
[INFO] [stdout] 209 |             let a = (y as f64 / 4.8 + 1.0) as u64;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> examples/goldbach_five.rs:210:17
[INFO] [stdout]     |
[INFO] [stdout] 210 |             let b = (4.55016035513408 * (y as f64).sqrt()) as u64;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> examples/prime_iter.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |         for i in (PrimeIter {ind: start, end: start + end}) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `candidates` is assigned to, but never used
[INFO] [stdout]   --> examples/fast_sieve.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let mut candidates = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_candidates` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `candidates` is never read
[INFO] [stdout]   --> examples/fast_sieve.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 candidates += 1;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/prime_iter2.rs:228:98
[INFO] [stdout]     |
[INFO] [stdout] 228 |     if min.1 == 15 {print!("{}", chars[rand::random_range(0..chars.len())]); use std::io::Write; std::io::stdout().flush();};
[INFO] [stdout]     |                                                                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 228 |     if min.1 == 15 {print!("{}", chars[rand::random_range(0..chars.len())]); use std::io::Write; let _ = std::io::stdout().flush();};
[INFO] [stdout]     |                                                                                                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `Command { std: "docker" "inspect" "590c3c2580e3468bf70ce3a84a7bff594a2ea86785a6fa4700c5545a9a77798f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590c3c2580e3468bf70ce3a84a7bff594a2ea86785a6fa4700c5545a9a77798f", kill_on_drop: false }`
[INFO] [stdout] 590c3c2580e3468bf70ce3a84a7bff594a2ea86785a6fa4700c5545a9a77798f