[INFO] cloning repository https://github.com/TitanThunder/hydro-primes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TitanThunder/hydro-primes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanThunder%2Fhydro-primes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanThunder%2Fhydro-primes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6492dd09f651e76f6db6a9bc3c161534b04446e
[INFO] checking TitanThunder/hydro-primes against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTitanThunder%2Fhydro-primes" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TitanThunder/hydro-primes
[INFO] finished tweaking git repo https://github.com/TitanThunder/hydro-primes
[INFO] tweaked toml for git repo https://github.com/TitanThunder/hydro-primes written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TitanThunder/hydro-primes on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TitanThunder/hydro-primes 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" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89c8b2b1087f726c1bfa2a1f62ae5f65c44a1cd47eecf8d2cca3030ac2d23eff
[INFO] running `Command { std: "docker" "start" "-a" "89c8b2b1087f726c1bfa2a1f62ae5f65c44a1cd47eecf8d2cca3030ac2d23eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89c8b2b1087f726c1bfa2a1f62ae5f65c44a1cd47eecf8d2cca3030ac2d23eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89c8b2b1087f726c1bfa2a1f62ae5f65c44a1cd47eecf8d2cca3030ac2d23eff", kill_on_drop: false }`
[INFO] [stdout] 89c8b2b1087f726c1bfa2a1f62ae5f65c44a1cd47eecf8d2cca3030ac2d23eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f8297c0e1b1cd622014b8586b7e88c4994c82fc3ae7543f1aced850f534bbd6
[INFO] running `Command { std: "docker" "start" "-a" "3f8297c0e1b1cd622014b8586b7e88c4994c82fc3ae7543f1aced850f534bbd6", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/parallel_hydro.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 11 |     unsafe {
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 18 |                 let result = unsafe { CURRENT };
[INFO] [stdout]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/parallel_hydro.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     unsafe {
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 19 |                 unsafe { CURRENT += 1 };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/parallel_hydro.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 11 |     unsafe {
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 18 |                 let result = unsafe { CURRENT };
[INFO] [stdout]    |                              ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `CURRENT__free` should have an upper case name
[INFO] [stdout]   --> src/parallel_hydro.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 static mut CURRENT: usize = 2;
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 static mut CURRENT_FREE: usize = 2;
[INFO] [stdout]    |                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/parallel_hydro.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     unsafe {
[INFO] [stdout]    |     ------ because it's nested under this `unsafe` block
[INFO] [stdout] ...
[INFO] [stdout] 19 |                 unsafe { CURRENT += 1 };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `CURRENT__free` should have an upper case name
[INFO] [stdout]   --> src/parallel_hydro.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 static mut CURRENT: usize = 2;
[INFO] [stdout]    |                            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 17 |                 static mut CURRENT_FREE: usize = 2;
[INFO] [stdout]    |                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3f8297c0e1b1cd622014b8586b7e88c4994c82fc3ae7543f1aced850f534bbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8297c0e1b1cd622014b8586b7e88c4994c82fc3ae7543f1aced850f534bbd6", kill_on_drop: false }`
[INFO] [stdout] 3f8297c0e1b1cd622014b8586b7e88c4994c82fc3ae7543f1aced850f534bbd6