[INFO] cloning repository https://github.com/lopeetall/halo2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lopeetall/halo2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Fhalo2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Fhalo2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd1e11f18d49685e7e0d9e5a3ff3d5151b8b5f00
[INFO] checking lopeetall/halo2 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flopeetall%2Fhalo2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lopeetall/halo2
[INFO] finished tweaking git repo https://github.com/lopeetall/halo2
[INFO] tweaked toml for git repo https://github.com/lopeetall/halo2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lopeetall/halo2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lopeetall/halo2 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded zeroize v1.4.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded zeroize_derive v1.2.0
[INFO] [stderr]   Downloaded ahash v0.7.5
[INFO] [stderr]   Downloaded ark-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded num-bigint v0.4.2
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded libc v0.2.103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a2a53a32c473bb22362ed89b5d7bb82d23660e86203b03f30d3b4f95792ce81
[INFO] running `Command { std: "docker" "start" "-a" "5a2a53a32c473bb22362ed89b5d7bb82d23660e86203b03f30d3b4f95792ce81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a2a53a32c473bb22362ed89b5d7bb82d23660e86203b03f30d3b4f95792ce81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2a53a32c473bb22362ed89b5d7bb82d23660e86203b03f30d3b4f95792ce81", kill_on_drop: false }`
[INFO] [stdout] 5a2a53a32c473bb22362ed89b5d7bb82d23660e86203b03f30d3b4f95792ce81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc047e114689f383cd1b8332d505e47ad33476b0c61a20343962e8aa72a1353a
[INFO] running `Command { std: "docker" "start" "-a" "dc047e114689f383cd1b8332d505e47ad33476b0c61a20343962e8aa72a1353a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ahash v0.7.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]     Checking zeroize v1.4.2
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-poly v0.3.0
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0
[INFO] [stderr]     Checking halo2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/commitment.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[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 import: `rand::Rng`
[INFO] [stdout]  --> src/commitment.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commitment.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut a_curr = a;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commitment.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut b_curr = b;
[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/commitment.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut g_curr = g;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_res`
[INFO] [stdout]    --> src/commitment.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let b_res = inner_product_field(&b, &u.to_vec());
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |         .map(|i| {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/main.rs:76:41
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (fp_g_compressed, big_l, big_r, l, r, blind) = concentrate(
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/main.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (fp_g_compressed, big_l, big_r, l, r, blind) = concentrate(
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commitment.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let mut a_curr = a;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commitment.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let mut b_curr = b;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.13s
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/commitment.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     let mut g_curr = g;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_res`
[INFO] [stdout]    --> src/commitment.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let b_res = inner_product_field(&b, &u.to_vec());
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_b_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 |         .map(|i| {
[INFO] [stdout]    |               ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/main.rs:76:41
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (fp_g_compressed, big_l, big_r, l, r, blind) = concentrate(
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/main.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (fp_g_compressed, big_l, big_r, l, r, blind) = concentrate(
[INFO] [stdout]    |                                            ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dc047e114689f383cd1b8332d505e47ad33476b0c61a20343962e8aa72a1353a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc047e114689f383cd1b8332d505e47ad33476b0c61a20343962e8aa72a1353a", kill_on_drop: false }`
[INFO] [stdout] dc047e114689f383cd1b8332d505e47ad33476b0c61a20343962e8aa72a1353a
