[INFO] cloning repository https://github.com/Ishaan-2312/SummerOfBitcoinPrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ishaan-2312/SummerOfBitcoinPrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIshaan-2312%2FSummerOfBitcoinPrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIshaan-2312%2FSummerOfBitcoinPrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f40dd40590c8e4a8b032c676e01c9f4bb24e5934
[INFO] checking Ishaan-2312/SummerOfBitcoinPrep against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIshaan-2312%2FSummerOfBitcoinPrep" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ishaan-2312/SummerOfBitcoinPrep
[INFO] finished tweaking git repo https://github.com/Ishaan-2312/SummerOfBitcoinPrep
[INFO] tweaked toml for git repo https://github.com/Ishaan-2312/SummerOfBitcoinPrep written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ishaan-2312/SummerOfBitcoinPrep on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ishaan-2312/SummerOfBitcoinPrep 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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bech32 v0.10.0-beta
[INFO] [stderr]   Downloaded cc v1.2.45
[INFO] [stderr]   Downloaded secp256k1 v0.28.2
[INFO] [stderr]   Downloaded bitcoin v0.31.2
[INFO] [stderr]   Downloaded secp256k1-sys v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc861e9246b42ac7742dadb286d9686837cad67b1e043845dc6a2755181813ee
[INFO] running `Command { std: "docker" "start" "-a" "dc861e9246b42ac7742dadb286d9686837cad67b1e043845dc6a2755181813ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc861e9246b42ac7742dadb286d9686837cad67b1e043845dc6a2755181813ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc861e9246b42ac7742dadb286d9686837cad67b1e043845dc6a2755181813ee", kill_on_drop: false }`
[INFO] [stdout] dc861e9246b42ac7742dadb286d9686837cad67b1e043845dc6a2755181813ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76d24fadcb8b68f9212cb80cf5467df1c40c6e517f8b0c90026eaf65aeb9f28b
[INFO] running `Command { std: "docker" "start" "-a" "76d24fadcb8b68f9212cb80cf5467df1c40c6e517f8b0c90026eaf65aeb9f28b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]     Checking hex-conservative v0.1.2
[INFO] [stderr]    Compiling bitcoin v0.31.2
[INFO] [stderr]     Checking bech32 v0.10.0-beta
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]     Checking bitcoin_hashes v0.13.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking secp256k1 v0.28.2
[INFO] [stderr]     Checking rust-miner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/utxo-model.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let n = arr.len();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `blockHeader` should have a snake case name
[INFO] [stdout]   --> src/bin/change-block-header.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let blockHeader : BlockHeader = BlockHeader {
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `block_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `blockHeader2` should have a snake case name
[INFO] [stdout]   --> src/bin/change-block-header.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let blockHeader2 : BlockHeader = BlockHeader {
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `block_header2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/bin/mine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/bin/mine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `blockHeader` should have a snake case name
[INFO] [stdout]   --> src/bin/change-block-header.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let blockHeader : BlockHeader = BlockHeader {
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `block_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `blockHeader2` should have a snake case name
[INFO] [stdout]   --> src/bin/change-block-header.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let blockHeader2 : BlockHeader = BlockHeader {
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `block_header2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/utxo-model.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let n = arr.len();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.75s
[INFO] running `Command { std: "docker" "inspect" "76d24fadcb8b68f9212cb80cf5467df1c40c6e517f8b0c90026eaf65aeb9f28b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d24fadcb8b68f9212cb80cf5467df1c40c6e517f8b0c90026eaf65aeb9f28b", kill_on_drop: false }`
[INFO] [stdout] 76d24fadcb8b68f9212cb80cf5467df1c40c6e517f8b0c90026eaf65aeb9f28b
