[INFO] cloning repository https://github.com/kaushik-himself/winterfell-stark-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kaushik-himself/winterfell-stark-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushik-himself%2Fwinterfell-stark-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushik-himself%2Fwinterfell-stark-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a285cf80c36bee2af11a70352016b1eaee430b74
[INFO] checking kaushik-himself/winterfell-stark-poc against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaushik-himself%2Fwinterfell-stark-poc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kaushik-himself/winterfell-stark-poc on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kaushik-himself/winterfell-stark-poc
[INFO] finished tweaking git repo https://github.com/kaushik-himself/winterfell-stark-poc
[INFO] tweaked toml for git repo https://github.com/kaushik-himself/winterfell-stark-poc written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kaushik-himself/winterfell-stark-poc 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cd920b2be7c321f37c7b9d82b8677ef7e6564b6d72037ce21706653bbdbd941d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd920b2be7c321f37c7b9d82b8677ef7e6564b6d72037ce21706653bbdbd941d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd920b2be7c321f37c7b9d82b8677ef7e6564b6d72037ce21706653bbdbd941d", kill_on_drop: false }`
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[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3cb4a07aff46e79ebe593227f306223ce9b41979611d16682d6c6154fbe6fcdb", kill_on_drop: false }`
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[INFO] [stderr]     Checking winterfell-nft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/account.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Account {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 4 |   id: i32,
[INFO] [stdout]   |   ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state` and `idx` are never read
[INFO] [stdout]   --> src/winter_merkle/rescue.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Rescue128 {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 34 |     state: [BaseElement; STATE_WIDTH],
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     idx: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `finalize` are never used
[INFO] [stdout]   --> src/winter_merkle/rescue.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Rescue128 {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn update(&mut self, data: &[BaseElement]) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn finalize(mut self) -> Hash {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/bench_mint.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> benches/bench_mint.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_id`
[INFO] [stdout]   --> benches/bench_mint.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |   let token_id = conn.last_insert_rowid();
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Account` is never constructed
[INFO] [stdout]  --> benches/bench_mint.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Account {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/account.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Account {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 4 |   id: i32,
[INFO] [stdout]   |   ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `state` and `idx` are never read
[INFO] [stdout]   --> src/winter_merkle/rescue.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Rescue128 {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 34 |     state: [BaseElement; STATE_WIDTH],
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     idx: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `finalize` are never used
[INFO] [stdout]   --> src/winter_merkle/rescue.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Rescue128 {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 55 |     pub fn update(&mut self, data: &[BaseElement]) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn finalize(mut self) -> Hash {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5, rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3cb4a07aff46e79ebe593227f306223ce9b41979611d16682d6c6154fbe6fcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb4a07aff46e79ebe593227f306223ce9b41979611d16682d6c6154fbe6fcdb", kill_on_drop: false }`
[INFO] [stdout] 3cb4a07aff46e79ebe593227f306223ce9b41979611d16682d6c6154fbe6fcdb