[INFO] cloning repository https://github.com/phasewalk1/snowfall
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phasewalk1/snowfall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphasewalk1%2Fsnowfall", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphasewalk1%2Fsnowfall'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa6119152ff53a0ebfea8dd013dfdca19e7a72d3
[INFO] checking phasewalk1/snowfall against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphasewalk1%2Fsnowfall" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/phasewalk1/snowfall
[INFO] finished tweaking git repo https://github.com/phasewalk1/snowfall
[INFO] tweaked toml for git repo https://github.com/phasewalk1/snowfall written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/phasewalk1/snowfall on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/phasewalk1/snowfall 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded ark-serialize-derive v0.3.0
[INFO] [stderr]   Downloaded ark-snark v0.3.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.3.1
[INFO] [stderr]   Downloaded ark-ec v0.3.0
[INFO] [stderr]   Downloaded ark-ed-on-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded ark-nonnative-field v0.3.0
[INFO] [stderr]   Downloaded ark-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.3.0
[INFO] [stderr]   Downloaded pest v2.7.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046
[INFO] running `Command { std: "docker" "start" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ark-std v0.3.0
[INFO] [stderr]    Compiling ark-serialize-derive v0.3.0
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]     Checking ark-serialize v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling pest v2.7.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]     Checking ark-relations v0.3.0
[INFO] [stderr]     Checking ark-ec v0.3.0
[INFO] [stderr]     Checking ark-snark v0.3.0
[INFO] [stderr]     Checking ark-r1cs-std v0.3.1
[INFO] [stderr]     Checking ark-bls12-381 v0.3.0
[INFO] [stderr]     Checking ark-nonnative-field v0.3.0
[INFO] [stderr]     Checking ark-ed-on-bls12-381 v0.3.0
[INFO] [stderr]     Checking ark-crypto-primitives v0.3.0
[INFO] [stderr]     Checking snowfall v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Fr`
[INFO] [stdout]   --> src/circuits/common.rs:11:75
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ark_ed_on_bls12_381::{constraints::EdwardsVar, EdwardsProjective, Fq, Fr};
[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 variable: `root`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let root = RootVar::new_input(cs.clone(), || Ok(&self.root))?;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comm`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let comm =
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_comm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let pk = PublicKeyVar::new_variable(
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let path = SnowfallPathVar::new_witness(ark_relations::ns!(cs, "path"), || {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gamma`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let gamma = GammaVar::new_witness(ark_relations::ns!(cs, "gamma"), || {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_gamma`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Fr`
[INFO] [stdout]   --> src/circuits/common.rs:11:75
[INFO] [stdout]    |
[INFO] [stdout] 11 | use ark_ed_on_bls12_381::{constraints::EdwardsVar, EdwardsProjective, Fq, Fr};
[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 variable: `root`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let root = RootVar::new_input(cs.clone(), || Ok(&self.root))?;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_root`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comm`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let comm =
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_comm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let pk = PublicKeyVar::new_variable(
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let path = SnowfallPathVar::new_witness(ark_relations::ns!(cs, "path"), || {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gamma`
[INFO] [stdout]   --> src/circuits/register/circuit.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let gamma = GammaVar::new_witness(ark_relations::ns!(cs, "gamma"), || {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_gamma`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.06s
[INFO] running `Command { std: "docker" "inspect" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046", kill_on_drop: false }`
[INFO] [stdout] 51ee26408ce32515576c6a99dfdcca95c494c6dfbbb3967607f8989b48382046
