[INFO] cloning repository https://github.com/qpzm/Useless-ZKVM-hands-on
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qpzm/Useless-ZKVM-hands-on" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqpzm%2FUseless-ZKVM-hands-on", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqpzm%2FUseless-ZKVM-hands-on'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 402408838d9a88226b4d3df2c25dd0d002d8e6dc
[INFO] testing qpzm/Useless-ZKVM-hands-on against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqpzm%2FUseless-ZKVM-hands-on" "/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/qpzm/Useless-ZKVM-hands-on
[INFO] finished tweaking git repo https://github.com/qpzm/Useless-ZKVM-hands-on
[INFO] tweaked toml for git repo https://github.com/qpzm/Useless-ZKVM-hands-on written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qpzm/Useless-ZKVM-hands-on on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qpzm/Useless-ZKVM-hands-on 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Plonky3/Plonky3.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing qpzm/Useless-ZKVM-hands-on against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqpzm%2FUseless-ZKVM-hands-on" "/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/qpzm/Useless-ZKVM-hands-on
[INFO] finished tweaking git repo https://github.com/qpzm/Useless-ZKVM-hands-on
[INFO] tweaked toml for git repo https://github.com/qpzm/Useless-ZKVM-hands-on written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qpzm/Useless-ZKVM-hands-on on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qpzm/Useless-ZKVM-hands-on 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing qpzm/Useless-ZKVM-hands-on against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqpzm%2FUseless-ZKVM-hands-on" "/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/qpzm/Useless-ZKVM-hands-on
[INFO] finished tweaking git repo https://github.com/qpzm/Useless-ZKVM-hands-on
[INFO] tweaked toml for git repo https://github.com/qpzm/Useless-ZKVM-hands-on written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qpzm/Useless-ZKVM-hands-on on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qpzm/Useless-ZKVM-hands-on 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "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 transpose v0.2.3
[INFO] [stderr]   Downloaded nums v0.1.0
[INFO] [stderr]   Downloaded strength_reduce v0.2.4
[INFO] [stderr]   Downloaded tracing-forest v0.1.6
[INFO] [stderr]   Downloaded blake3 v1.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de09d939af67918d56dffef2a7ca40171ca869669786ca74ad95cbeb294c8cd
[INFO] running `Command { std: "docker" "start" "-a" "5de09d939af67918d56dffef2a7ca40171ca869669786ca74ad95cbeb294c8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de09d939af67918d56dffef2a7ca40171ca869669786ca74ad95cbeb294c8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de09d939af67918d56dffef2a7ca40171ca869669786ca74ad95cbeb294c8cd", kill_on_drop: false }`
[INFO] [stdout] 5de09d939af67918d56dffef2a7ca40171ca869669786ca74ad95cbeb294c8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74c5032d3eb873f969dc833fe473442895fddfd74f04145dab1f4872c3c61372
[INFO] running `Command { std: "docker" "start" "-a" "74c5032d3eb873f969dc833fe473442895fddfd74f04145dab1f4872c3c61372", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling p3-maybe-rayon v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling tracing-forest v0.1.6
[INFO] [stderr]    Compiling nums v0.1.0
[INFO] [stderr]    Compiling p3-util v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-field v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-matrix v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-symmetric v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-challenger v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-blake3 v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-keccak v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-dft v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-interpolation v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-air v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-mds v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-commit v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-poseidon2 v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-poseidon v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-fri v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-uni-stark v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-merkle-tree v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-monty-31 v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-goldilocks v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-mersenne-31 v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-circle v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling p3-baby-bear v0.1.0 (https://github.com/Plonky3/Plonky3.git#e61ed4ae)
[INFO] [stderr]    Compiling useless-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Proof`
[INFO] [stdout]   --> src/p3.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | use p3_uni_stark::{prove, verify, Proof, StarkConfig};
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/vm.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Result<(Mersenne31), String>
[INFO] [stdout]    |                 ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     ) -> Result<(Mersenne31), String>
[INFO] [stdout] 85 +     ) -> Result<Mersenne31, String>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/vm.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |         Ok((extra_data))
[INFO] [stdout]     |            ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -         Ok((extra_data))
[INFO] [stdout] 105 +         Ok(extra_data)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_field::FieldAlgebra`
[INFO] [stdout]    --> src/vm.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     use p3_field::FieldAlgebra;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stdout]    --> src/vm.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     use p3_mersenne_31::Mersenne31;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instructions` and `VM`
[INFO] [stdout]    --> src/vm.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use crate::vm::{Instructions, VM};
[INFO] [stdout]     |                     ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FieldAlgebra`, `Field`, `PrimeField32`, and `extension::BinomialExtensionField`
[INFO] [stdout]  --> src/lib.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use p3_field::{extension::BinomialExtensionField, Field, FieldAlgebra, PrimeField32};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use p3_mersenne_31::Mersenne31;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instructions`, `VM`, and `p3::VMAir`
[INFO] [stdout]   --> src/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         p3::VMAir,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 10 |         vm::{Instructions, VM},
[INFO] [stdout]    |              ^^^^^^^^^^^^  ^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | mod test {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMAir` is never constructed
[INFO] [stdout]   --> src/p3.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct VMAir {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_proof` is never used
[INFO] [stdout]   --> src/p3.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl VMAir {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 88 |     pub fn generate_proof(&self, vm: VM) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trace` is never used
[INFO] [stdout]    --> src/p3.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn get_trace<F: Field>(vm :VM) -> RowMajorMatrix<F> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instructions` is never used
[INFO] [stdout]  --> src/vm.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Instructions {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMState` is never constructed
[INFO] [stdout]   --> src/vm.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct VMState {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VM` is never constructed
[INFO] [stdout]   --> src/vm.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VM {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, `perform_operation`, and `get_trace` are never used
[INFO] [stdout]    --> src/vm.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl VM {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout]  31 |     pub fn new(instruction: Vec<Instructions>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  41 |     pub fn run(&mut self) -> Result<(), String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     fn perform_operation<F, G>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn get_trace(&self) -> Vec<[Mersenne31; 11]> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/p3.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         verify(&config, self, &mut challenger, &proof, &vec![]);
[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] 127 |         let _ = verify(&config, self, &mut challenger, &proof, &vec![]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.66s
[INFO] running `Command { std: "docker" "inspect" "74c5032d3eb873f969dc833fe473442895fddfd74f04145dab1f4872c3c61372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c5032d3eb873f969dc833fe473442895fddfd74f04145dab1f4872c3c61372", kill_on_drop: false }`
[INFO] [stdout] 74c5032d3eb873f969dc833fe473442895fddfd74f04145dab1f4872c3c61372
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6acb9d0317a7f6d4d8c1136d66f7e34deec27ace2f41fd6444c5a2daadb6d71
[INFO] running `Command { std: "docker" "start" "-a" "c6acb9d0317a7f6d4d8c1136d66f7e34deec27ace2f41fd6444c5a2daadb6d71", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Proof`
[INFO] [stdout]   --> src/p3.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | use p3_uni_stark::{prove, verify, Proof, StarkConfig};
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling useless-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/vm.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Result<(Mersenne31), String>
[INFO] [stdout]    |                 ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     ) -> Result<(Mersenne31), String>
[INFO] [stdout] 85 +     ) -> Result<Mersenne31, String>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/vm.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |         Ok((extra_data))
[INFO] [stdout]     |            ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -         Ok((extra_data))
[INFO] [stdout] 105 +         Ok(extra_data)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_field::FieldAlgebra`
[INFO] [stdout]    --> src/vm.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     use p3_field::FieldAlgebra;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stdout]    --> src/vm.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     use p3_mersenne_31::Mersenne31;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instructions` and `VM`
[INFO] [stdout]    --> src/vm.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 |     use crate::vm::{Instructions, VM};
[INFO] [stdout]     |                     ^^^^^^^^^^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FieldAlgebra`, `Field`, `PrimeField32`, and `extension::BinomialExtensionField`
[INFO] [stdout]  --> src/lib.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use p3_field::{extension::BinomialExtensionField, Field, FieldAlgebra, PrimeField32};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use p3_mersenne_31::Mersenne31;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod test {
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instructions`, `VM`, and `p3::VMAir`
[INFO] [stdout]   --> src/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         p3::VMAir,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 10 |         vm::{Instructions, VM},
[INFO] [stdout]    |              ^^^^^^^^^^^^  ^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/lib.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout]  4 | mod test {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMAir` is never constructed
[INFO] [stdout]   --> src/p3.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct VMAir {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_proof` is never used
[INFO] [stdout]   --> src/p3.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl VMAir {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 88 |     pub fn generate_proof(&self, vm: VM) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_trace` is never used
[INFO] [stdout]    --> src/p3.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn get_trace<F: Field>(vm :VM) -> RowMajorMatrix<F> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instructions` is never used
[INFO] [stdout]  --> src/vm.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum Instructions {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMState` is never constructed
[INFO] [stdout]   --> src/vm.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct VMState {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VM` is never constructed
[INFO] [stdout]   --> src/vm.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VM {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `run`, `perform_operation`, and `get_trace` are never used
[INFO] [stdout]    --> src/vm.rs:31:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl VM {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout]  31 |     pub fn new(instruction: Vec<Instructions>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  41 |     pub fn run(&mut self) -> Result<(), String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     fn perform_operation<F, G>(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn get_trace(&self) -> Vec<[Mersenne31; 11]> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/p3.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         verify(&config, self, &mut challenger, &proof, &vec![]);
[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] 127 |         let _ = verify(&config, self, &mut challenger, &proof, &vec![]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Proof`
[INFO] [stdout]   --> src/p3.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | use p3_uni_stark::{prove, verify, Proof, StarkConfig};
[INFO] [stdout]    |                                   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/vm.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     ) -> Result<(Mersenne31), String>
[INFO] [stdout]    |                 ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 85 -     ) -> Result<(Mersenne31), String>
[INFO] [stdout] 85 +     ) -> Result<Mersenne31, String>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/vm.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |         Ok((extra_data))
[INFO] [stdout]     |            ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -         Ok((extra_data))
[INFO] [stdout] 105 +         Ok(extra_data)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `PrimeField32`, and `extension::BinomialExtensionField`
[INFO] [stdout]  --> src/lib.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use p3_field::{extension::BinomialExtensionField, Field, FieldAlgebra, PrimeField32};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sp` is never read
[INFO] [stdout]   --> src/vm.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct VM {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] 23 |     stack: [Mersenne31; 4],
[INFO] [stdout] 24 |     sp: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VM` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/p3.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         verify(&config, self, &mut challenger, &proof, &vec![]);
[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] 127 |         let _ = verify(&config, self, &mut challenger, &proof, &vec![]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "c6acb9d0317a7f6d4d8c1136d66f7e34deec27ace2f41fd6444c5a2daadb6d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6acb9d0317a7f6d4d8c1136d66f7e34deec27ace2f41fd6444c5a2daadb6d71", kill_on_drop: false }`
[INFO] [stdout] c6acb9d0317a7f6d4d8c1136d66f7e34deec27ace2f41fd6444c5a2daadb6d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 151b192429ee90930e773adfcd69353463cf9b35f9f64b39f6728863e1efbd70
[INFO] running `Command { std: "docker" "start" "-a" "151b192429ee90930e773adfcd69353463cf9b35f9f64b39f6728863e1efbd70", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Proof`
[INFO] [stderr]   --> src/p3.rs:14:35
[INFO] [stderr]    |
[INFO] [stderr] 14 | use p3_uni_stark::{prove, verify, Proof, StarkConfig};
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/vm.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |     ) -> Result<(Mersenne31), String>
[INFO] [stderr]    |                 ^          ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 85 -     ) -> Result<(Mersenne31), String>
[INFO] [stderr] 85 +     ) -> Result<Mersenne31, String>
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/vm.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |         Ok((extra_data))
[INFO] [stderr]     |            ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 105 -         Ok((extra_data))
[INFO] [stderr] 105 +         Ok(extra_data)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p3_field::FieldAlgebra`
[INFO] [stderr]    --> src/vm.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |     use p3_field::FieldAlgebra;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stderr]    --> src/vm.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |     use p3_mersenne_31::Mersenne31;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Instructions` and `VM`
[INFO] [stderr]    --> src/vm.rs:196:21
[INFO] [stderr]     |
[INFO] [stderr] 196 |     use crate::vm::{Instructions, VM};
[INFO] [stderr]     |                     ^^^^^^^^^^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FieldAlgebra`, `Field`, `PrimeField32`, and `extension::BinomialExtensionField`
[INFO] [stderr]  --> src/lib.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     use p3_field::{extension::BinomialExtensionField, Field, FieldAlgebra, PrimeField32};
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod test {
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p3_mersenne_31::Mersenne31`
[INFO] [stderr]  --> src/lib.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     use p3_mersenne_31::Mersenne31;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod test {
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Instructions`, `VM`, and `p3::VMAir`
[INFO] [stderr]   --> src/lib.rs:9:9
[INFO] [stderr]    |
[INFO] [stderr]  9 |         p3::VMAir,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 10 |         vm::{Instructions, VM},
[INFO] [stderr]    |              ^^^^^^^^^^^^  ^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]   --> src/lib.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr]  4 | mod test {
[INFO] [stderr]    | ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `VMAir` is never constructed
[INFO] [stderr]   --> src/p3.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct VMAir {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `generate_proof` is never used
[INFO] [stderr]   --> src/p3.rs:88:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | impl VMAir {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] 88 |     pub fn generate_proof(&self, vm: VM) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_trace` is never used
[INFO] [stderr]    --> src/p3.rs:131:8
[INFO] [stderr]     |
[INFO] [stderr] 131 | pub fn get_trace<F: Field>(vm :VM) -> RowMajorMatrix<F> {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Instructions` is never used
[INFO] [stderr]  --> src/vm.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum Instructions {
[INFO] [stderr]   |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `VMState` is never constructed
[INFO] [stderr]   --> src/vm.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct VMState {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `VM` is never constructed
[INFO] [stderr]   --> src/vm.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct VM {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `run`, `perform_operation`, and `get_trace` are never used
[INFO] [stderr]    --> src/vm.rs:31:12
[INFO] [stderr]     |
[INFO] [stderr]  30 | impl VM {
[INFO] [stderr]     | ------- associated items in this implementation
[INFO] [stderr]  31 |     pub fn new(instruction: Vec<Instructions>) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  41 |     pub fn run(&mut self) -> Result<(), String> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr]  81 |     fn perform_operation<F, G>(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 108 |     pub fn get_trace(&self) -> Vec<[Mersenne31; 11]> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/p3.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         verify(&config, self, &mut challenger, &proof, &vec![]);
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 127 |         let _ = verify(&config, self, &mut challenger, &proof, &vec![]);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Field`, `PrimeField32`, and `extension::BinomialExtensionField`
[INFO] [stderr]  --> src/lib.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     use p3_field::{extension::BinomialExtensionField, Field, FieldAlgebra, PrimeField32};
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `sp` is never read
[INFO] [stderr]   --> src/vm.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct VM {
[INFO] [stderr]    |            -- field in this struct
[INFO] [stderr] 23 |     stack: [Mersenne31; 4],
[INFO] [stderr] 24 |     sp: usize,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `VM` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `useless-vm` (lib) generated 17 warnings (run `cargo fix --lib -p useless-vm` to apply 9 suggestions)
[INFO] [stderr] warning: `useless-vm` (lib test) generated 6 warnings (4 duplicates) (run `cargo fix --lib -p useless-vm --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/useless_vm-1524dec3e0e83386)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test vm::tests::check_add_operation ... ok
[INFO] [stdout] test vm::tests::check_mul_operation ... ok
[INFO] [stdout] test vm::tests::check_div_operation ... ok
[INFO] [stdout] test test::test_end_to_end ... ok
[INFO] [stdout] test vm::tests::check_sub_operation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests useless_vm
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/vm.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |     ) -> Result<(Mersenne31), String>
[INFO] [stderr]    |                 ^          ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 85 -     ) -> Result<(Mersenne31), String>
[INFO] [stderr] 85 +     ) -> Result<Mersenne31, String>
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/vm.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 105 |         Ok((extra_data))
[INFO] [stderr]     |            ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 105 -         Ok((extra_data))
[INFO] [stderr] 105 +         Ok(extra_data)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "151b192429ee90930e773adfcd69353463cf9b35f9f64b39f6728863e1efbd70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151b192429ee90930e773adfcd69353463cf9b35f9f64b39f6728863e1efbd70", kill_on_drop: false }`
[INFO] [stdout] 151b192429ee90930e773adfcd69353463cf9b35f9f64b39f6728863e1efbd70