[INFO] cloning repository https://github.com/jbhavya876/Zkproof
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbhavya876/Zkproof" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbhavya876%2FZkproof", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc9fbc112804f035ce0f6bca554e88df6a8187ac
[INFO] checking jbhavya876/Zkproof against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbhavya876%2FZkproof" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/jbhavya876/Zkproof
[INFO] finished tweaking git repo https://github.com/jbhavya876/Zkproof
[INFO] tweaked toml for git repo https://github.com/jbhavya876/Zkproof written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jbhavya876/Zkproof on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jbhavya876/Zkproof 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "fd75b4abec3e8847579e27e308133ba5180c908422942ad0f065c6d596357c34", kill_on_drop: false }`
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[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling once_cell v1.13.0
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[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking constant_tracking v2.0.0 (/opt/rustwide/workdir/constant_tracking)
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[INFO] [stderr]     Checking vec_map v0.8.2
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[INFO] [stderr]     Checking exitcode v1.1.2
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[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]     Checking lalrpop-util v0.19.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling pest v2.2.1
[INFO] [stderr]     Checking circom_algebra v2.2.2 (/opt/rustwide/workdir/circom_algebra)
[INFO] [stderr]     Checking constraint_writers v2.2.2 (/opt/rustwide/workdir/constraint_writers)
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling pest_meta v2.2.1
[INFO] [stderr]     Checking program_structure v2.2.2 (/opt/rustwide/workdir/program_structure)
[INFO] [stderr]    Compiling pest_generator v2.2.1
[INFO] [stderr]     Checking constraint_list v2.1.8 (/opt/rustwide/workdir/constraint_list)
[INFO] [stderr]     Checking type_analysis v2.2.2 (/opt/rustwide/workdir/type_analysis)
[INFO] [stdout] warning: value assigned to `round_id` is never read
[INFO] [stdout]    --> constraint_list/src/constraint_simplification.rs:639:9
[INFO] [stdout]     |
[INFO] [stdout] 639 |         round_id += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dag v2.2.0 (/opt/rustwide/workdir/dag)
[INFO] [stderr]    Compiling pest_derive v2.2.1
[INFO] [stdout] warning: value assigned to `round_id` is never read
[INFO] [stdout]    --> constraint_list/src/constraint_simplification.rs:639:9
[INFO] [stdout]     |
[INFO] [stdout] 639 |         round_id += 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dag/src/lib.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(dag: &DAG) -> Tree {
[INFO] [stdout]    |                     ^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(dag: &DAG) -> Tree<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> dag/src/lib.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(dag: &DAG) -> Tree {
[INFO] [stdout]    |                     ^^^^     ^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(dag: &DAG) -> Tree<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking handlebars v4.3.3
[INFO] [stderr]     Checking code_producers v2.2.2 (/opt/rustwide/workdir/code_producers)
[INFO] [stderr]     Checking compiler v2.2.2 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: variable `prev` is assigned to, but never used
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut prev = 0;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_prev` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `prev` is assigned to, but never used
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut prev = 0;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_prev` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `offset` is assigned to, but never used
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut offset = 0;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev` is never read
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         prev = signal.offset;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `offset` is never read
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         offset = signal.lengths.iter().fold(signal.size, |p, c| p * (*c));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `offset` is assigned to, but never used
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut offset = 0;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev` is never read
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         prev = signal.offset;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `offset` is never read
[INFO] [stdout]   --> compiler/src/circuit_design/build.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         offset = signal.lengths.iter().fold(signal.size, |p, c| p * (*c));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> compiler/src/hir/analysis_utilities.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GenericFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 18 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking constraint_generation v2.2.2 (/opt/rustwide/workdir/constraint_generation)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> compiler/src/hir/analysis_utilities.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GenericFunction {
[INFO] [stdout]    |            --------------- field in this struct
[INFO] [stdout] 18 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `full_name`, `dag_offset`, and `dag_jump` are never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/executed_bus.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct BusConnexion{
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout]  9 |     pub full_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 10 |     pub inspect: BusData,
[INFO] [stdout] 11 |     pub dag_offset: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     pub dag_jump: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `report_name` and `bus_id` are never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/executed_bus.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct ExecutedBus {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 17 |     pub bus_name: String,
[INFO] [stdout] 18 |     pub report_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub bus_id: Option<usize>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/type_definitions.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct BusData {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 44 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag_access` is never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/type_definitions.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct AccessingInformation {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub tag_access: Option<String>
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `full_name`, `dag_offset`, and `dag_jump` are never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/executed_bus.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct BusConnexion{
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout]  9 |     pub full_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 10 |     pub inspect: BusData,
[INFO] [stdout] 11 |     pub dag_offset: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 12 |     pub dag_jump: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `report_name` and `bus_id` are never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/executed_bus.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct ExecutedBus {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 17 |     pub bus_name: String,
[INFO] [stdout] 18 |     pub report_name: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub bus_id: Option<usize>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/type_definitions.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct BusData {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] 44 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag_access` is never read
[INFO] [stdout]   --> constraint_generation/src/execution_data/type_definitions.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub struct AccessingInformation {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub tag_access: Option<String>
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parser v2.2.2 (/opt/rustwide/workdir/parser)
[INFO] [stderr]     Checking circom v2.2.2 (/opt/rustwide/workdir/circom)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "fd75b4abec3e8847579e27e308133ba5180c908422942ad0f065c6d596357c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd75b4abec3e8847579e27e308133ba5180c908422942ad0f065c6d596357c34", kill_on_drop: false }`
[INFO] [stdout] fd75b4abec3e8847579e27e308133ba5180c908422942ad0f065c6d596357c34
