[INFO] cloning repository https://github.com/jesusvico/tfm-marlin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jesusvico/tfm-marlin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesusvico%2Ftfm-marlin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesusvico%2Ftfm-marlin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc8a69d161e9691d894afff387ea73e1bebe4b48
[INFO] testing jesusvico/tfm-marlin against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjesusvico%2Ftfm-marlin" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jesusvico/tfm-marlin
[INFO] finished tweaking git repo https://github.com/jesusvico/tfm-marlin
[INFO] tweaked toml for git repo https://github.com/jesusvico/tfm-marlin written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jesusvico/tfm-marlin on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jesusvico/tfm-marlin 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded ark-snark v0.3.0
[INFO] [stderr]   Downloaded ark-serialize-derive v0.3.0
[INFO] [stderr]   Downloaded arkworks-r1cs-gadgets v1.2.0
[INFO] [stderr]   Downloaded ark-mnt6-298 v0.3.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.3.0
[INFO] [stderr]   Downloaded ark-mnt4-298 v0.3.0
[INFO] [stderr]   Downloaded ark-bls12-377 v0.3.0
[INFO] [stderr]   Downloaded ark-marlin v0.3.0
[INFO] [stderr]   Downloaded ahash v0.7.7
[INFO] [stderr]   Downloaded ark-poly-commit v0.3.0
[INFO] [stderr]   Downloaded ark-poly v0.3.0
[INFO] [stderr]   Downloaded ark-bls12-381 v0.3.0
[INFO] [stderr]   Downloaded ark-mnt4-753 v0.3.0
[INFO] [stderr]   Downloaded ark-mnt6-753 v0.3.0
[INFO] [stderr]   Downloaded ark-nonnative-field v0.3.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.3.1
[INFO] [stderr]   Downloaded arkworks-utils v1.0.1
[INFO] [stderr]   Downloaded arkworks-native-gadgets v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdd5b20fcebaf6ddf6a26db746adf5c79f089e69c2b5d0f969358bd014b32c63
[INFO] running `Command { std: "docker" "start" "-a" "fdd5b20fcebaf6ddf6a26db746adf5c79f089e69c2b5d0f969358bd014b32c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdd5b20fcebaf6ddf6a26db746adf5c79f089e69c2b5d0f969358bd014b32c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd5b20fcebaf6ddf6a26db746adf5c79f089e69c2b5d0f969358bd014b32c63", kill_on_drop: false }`
[INFO] [stdout] fdd5b20fcebaf6ddf6a26db746adf5c79f089e69c2b5d0f969358bd014b32c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c1679392f98e7be72e7c67a04d7dcaf72a43e0e925d5d126bc9579df320fdc9
[INFO] running `Command { std: "docker" "start" "-a" "7c1679392f98e7be72e7c67a04d7dcaf72a43e0e925d5d126bc9579df320fdc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.2
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling anstream v0.6.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling clap_builder v4.4.9
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling clap_derive v4.4.7
[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 ark-serialize v0.3.0
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling pest v2.7.5
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling clap v4.4.10
[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]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-poly v0.3.0
[INFO] [stderr]    Compiling arkworks-utils v1.0.1
[INFO] [stderr]    Compiling ark-snark v0.3.0
[INFO] [stderr]    Compiling ark-r1cs-std v0.3.1
[INFO] [stderr]    Compiling ark-poly-commit v0.3.0
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0
[INFO] [stderr]    Compiling ark-bls12-377 v0.3.0
[INFO] [stderr]    Compiling ark-marlin v0.3.0
[INFO] [stderr]    Compiling ark-nonnative-field v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-753 v0.3.0
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0
[INFO] [stderr]    Compiling ark-mnt6-298 v0.3.0
[INFO] [stderr]    Compiling ark-crypto-primitives v0.3.0
[INFO] [stderr]    Compiling arkworks-native-gadgets v1.2.0
[INFO] [stderr]    Compiling arkworks-r1cs-gadgets v1.2.0
[INFO] [stderr]    Compiling tfm-marlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for i in 0..(self.t - 2) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prettify_matrix` is never used
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn prettify_matrix<T: PrimeField>(num_witness: usize, matrix: Vec<Vec<(T, usize)>>) 
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FibonacciCircuit<F> {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FibonacciCircuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Fibonacci2Circuit<F> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fibonacci2Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Fibonacci3Circuit<F> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fibonacci3Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci_circuit.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let _ = cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[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: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7c1679392f98e7be72e7c67a04d7dcaf72a43e0e925d5d126bc9579df320fdc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1679392f98e7be72e7c67a04d7dcaf72a43e0e925d5d126bc9579df320fdc9", kill_on_drop: false }`
[INFO] [stdout] 7c1679392f98e7be72e7c67a04d7dcaf72a43e0e925d5d126bc9579df320fdc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6128e150fcec8705c7ae1ecb0498b7fbee8e25218fd2a28e248dd80ff9de1bd7
[INFO] running `Command { std: "docker" "start" "-a" "6128e150fcec8705c7ae1ecb0498b7fbee8e25218fd2a28e248dd80ff9de1bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tfm-marlin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for i in 0..(self.t - 2) {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prettify_matrix` is never used
[INFO] [stdout]   --> src/main.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn prettify_matrix<T: PrimeField>(num_witness: usize, matrix: Vec<Vec<(T, usize)>>) 
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct FibonacciCircuit<F> {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FibonacciCircuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Fibonacci2Circuit<F> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fibonacci2Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Fibonacci3Circuit<F> {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 12 |     pub x: F,
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Fibonacci3Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci_circuit.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[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)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci2_circuit.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |         cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let _ = cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/fibonacci3_circuit.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "6128e150fcec8705c7ae1ecb0498b7fbee8e25218fd2a28e248dd80ff9de1bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6128e150fcec8705c7ae1ecb0498b7fbee8e25218fd2a28e248dd80ff9de1bd7", kill_on_drop: false }`
[INFO] [stdout] 6128e150fcec8705c7ae1ecb0498b7fbee8e25218fd2a28e248dd80ff9de1bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d01b7891e933480cbd5cb560395feed7a0eeee9dc0f51354f0965fda9ebc2e60
[INFO] running `Command { std: "docker" "start" "-a" "d01b7891e933480cbd5cb560395feed7a0eeee9dc0f51354f0965fda9ebc2e60", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/fibonacci_circuit.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/fibonacci2_circuit.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/fibonacci2_circuit.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         for i in 0..(self.t - 2) {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/fibonacci3_circuit.rs:18:31
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new_random<R: RngCore>(rng: &mut R, rounds: usize) -> Self {
[INFO] [stderr]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: function `prettify_matrix` is never used
[INFO] [stderr]   --> src/main.rs:65:4
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn prettify_matrix<T: PrimeField>(num_witness: usize, matrix: Vec<Vec<(T, usize)>>) 
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `x` is never read
[INFO] [stderr]   --> src/fibonacci_circuit.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct FibonacciCircuit<F> {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 12 |     pub x: F,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FibonacciCircuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `x` is never read
[INFO] [stderr]   --> src/fibonacci2_circuit.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Fibonacci2Circuit<F> {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] 12 |     pub x: F,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Fibonacci2Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `x` is never read
[INFO] [stderr]   --> src/fibonacci3_circuit.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Fibonacci3Circuit<F> {
[INFO] [stderr]    |            ----------------- field in this struct
[INFO] [stderr] 12 |     pub x: F,
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Fibonacci3Circuit` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fibonacci_circuit.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fibonacci2_circuit.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |         cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let _ = cs.enforce_constraint(lc!() + one, lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + out);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/fibonacci3_circuit.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let _ = cs.enforce_constraint(lc!() + v[v.len() - 1] + v[v.len() - 2], lc!() + one, lc!() + out);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tfm-marlin` (bin "tfm-marlin" test) generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ark-poly-commit v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tfm_marlin-8b4a6616e2437dc9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d01b7891e933480cbd5cb560395feed7a0eeee9dc0f51354f0965fda9ebc2e60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01b7891e933480cbd5cb560395feed7a0eeee9dc0f51354f0965fda9ebc2e60", kill_on_drop: false }`
[INFO] [stdout] d01b7891e933480cbd5cb560395feed7a0eeee9dc0f51354f0965fda9ebc2e60
