[INFO] cloning repository https://github.com/ashiskumarnaik/zk-incept
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashiskumarnaik/zk-incept" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashiskumarnaik%2Fzk-incept", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashiskumarnaik%2Fzk-incept'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c758d6a5d55d24e683e1fffe5d3b19059edaedb3
[INFO] checking ashiskumarnaik/zk-incept against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashiskumarnaik%2Fzk-incept" "/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/ashiskumarnaik/zk-incept
[INFO] finished tweaking git repo https://github.com/ashiskumarnaik/zk-incept
[INFO] tweaked toml for git repo https://github.com/ashiskumarnaik/zk-incept written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ashiskumarnaik/zk-incept on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ashiskumarnaik/zk-incept 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998
[INFO] running `Command { std: "docker" "start" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking zk-incept v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut vm:Incept = Incept::new();
[INFO] [stdout]   |         ----^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut vm:Incept = Incept::new();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `steps` are never read
[INFO] [stdout]  --> src/incept.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Incept {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |    pub pc: u8,
[INFO] [stdout]   |        ^^
[INFO] [stdout] 6 |    pub steps:u8,
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Incept` has a derived impl for the trait `Debug`, but this is 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: variants `PUSH`, `MUL`, and `NOP` are never constructed
[INFO] [stdout]  --> src/instructions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Opcode{
[INFO] [stdout]   |          ------ variants in this enum
[INFO] [stdout] 2 |     PUSH,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     ADD, // ignore the operand
[INFO] [stdout] 4 |     MUL, // ignore the operand
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 5 |     NOP, // ignore the operand
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `opcode` and `operand` are never read
[INFO] [stdout]   --> src/instructions.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Instruction{
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  9 |     pub opcode: Opcode,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub operand: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut vm:Incept = Incept::new();
[INFO] [stdout]   |         ----^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vm`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut vm:Incept = Incept::new();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vm`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `steps` are never read
[INFO] [stdout]  --> src/incept.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Incept {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |    pub pc: u8,
[INFO] [stdout]   |        ^^
[INFO] [stdout] 6 |    pub steps:u8,
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Incept` has a derived impl for the trait `Debug`, but this is 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: variants `PUSH`, `MUL`, and `NOP` are never constructed
[INFO] [stdout]  --> src/instructions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Opcode{
[INFO] [stdout]   |          ------ variants in this enum
[INFO] [stdout] 2 |     PUSH,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     ADD, // ignore the operand
[INFO] [stdout] 4 |     MUL, // ignore the operand
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 5 |     NOP, // ignore the operand
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `opcode` and `operand` are never read
[INFO] [stdout]   --> src/instructions.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Instruction{
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout]  9 |     pub opcode: Opcode,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub operand: u8,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998", kill_on_drop: false }`
[INFO] [stdout] 9068a1d19a7c5ae5db47f28658ed19f058c258c5f2c208c8bc1dd2d5f6200998
