[INFO] cloning repository https://github.com/theatharvamuley10/implementing_evm_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theatharvamuley10/implementing_evm_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatharvamuley10%2Fimplementing_evm_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatharvamuley10%2Fimplementing_evm_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b793256efabafaf6981186b711c4c450a8018735
[INFO] checking theatharvamuley10/implementing_evm_in_rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheatharvamuley10%2Fimplementing_evm_in_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/theatharvamuley10/implementing_evm_in_rust
[INFO] finished tweaking git repo https://github.com/theatharvamuley10/implementing_evm_in_rust
[INFO] tweaked toml for git repo https://github.com/theatharvamuley10/implementing_evm_in_rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/theatharvamuley10/implementing_evm_in_rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/theatharvamuley10/implementing_evm_in_rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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 const_format v0.2.35
[INFO] [stderr]   Downloaded primitive-types v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30215fa2d0f97445f248f6ce201549b19bb1d7f648532618221889c8cecca857
[INFO] running `Command { std: "docker" "start" "-a" "30215fa2d0f97445f248f6ce201549b19bb1d7f648532618221889c8cecca857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30215fa2d0f97445f248f6ce201549b19bb1d7f648532618221889c8cecca857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30215fa2d0f97445f248f6ce201549b19bb1d7f648532618221889c8cecca857", kill_on_drop: false }`
[INFO] [stdout] 30215fa2d0f97445f248f6ce201549b19bb1d7f648532618221889c8cecca857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6117846f6fecbe385d840081afceafa5cbbd3bee46c72960a5f78f47957339a8
[INFO] running `Command { std: "docker" "start" "-a" "6117846f6fecbe385d840081afceafa5cbbd3bee46c72960a5f78f47957339a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking primitive-types v0.14.0
[INFO] [stderr]     Checking evm_implementation_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/stack.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Stack {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     data: Vec<H256>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/stack.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Stack {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     data: Vec<H256>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/stack.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Stack {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn data(&self) -> &Vec<H256> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn push(&mut self, value: H256) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn pop(&mut self) -> H256 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn top(&self) -> H256 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn peek(&self, n_from_top: usize) -> H256 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set(&mut self, n_from_top: usize, value: H256) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]   --> src/stack.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Stack {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn data(&self) -> &Vec<H256> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn size(&self) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn push(&mut self, value: H256) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn pop(&mut self) -> H256 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn top(&self) -> H256 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn peek(&self, n_from_top: usize) -> H256 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set(&mut self, n_from_top: usize, value: H256) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "6117846f6fecbe385d840081afceafa5cbbd3bee46c72960a5f78f47957339a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6117846f6fecbe385d840081afceafa5cbbd3bee46c72960a5f78f47957339a8", kill_on_drop: false }`
[INFO] [stdout] 6117846f6fecbe385d840081afceafa5cbbd3bee46c72960a5f78f47957339a8
