[INFO] cloning repository https://github.com/matheusdefariaa/blockchain-simples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matheusdefariaa/blockchain-simples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusdefariaa%2Fblockchain-simples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusdefariaa%2Fblockchain-simples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e9542137f971be5b5f4f7246a3151f5ddb2e122
[INFO] checking matheusdefariaa/blockchain-simples against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusdefariaa%2Fblockchain-simples" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/matheusdefariaa/blockchain-simples
[INFO] finished tweaking git repo https://github.com/matheusdefariaa/blockchain-simples
[INFO] tweaked toml for git repo https://github.com/matheusdefariaa/blockchain-simples written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matheusdefariaa/blockchain-simples on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/matheusdefariaa/blockchain-simples 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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 primitive-types v0.13.1
[INFO] [stderr]   Downloaded impl-codec v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1073bf4696d0caa746b0b04843a25d89b12f87c0d03d480bedc95e2e06ed9ce2
[INFO] running `Command { std: "docker" "start" "-a" "1073bf4696d0caa746b0b04843a25d89b12f87c0d03d480bedc95e2e06ed9ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1073bf4696d0caa746b0b04843a25d89b12f87c0d03d480bedc95e2e06ed9ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1073bf4696d0caa746b0b04843a25d89b12f87c0d03d480bedc95e2e06ed9ce2", kill_on_drop: false }`
[INFO] [stdout] 1073bf4696d0caa746b0b04843a25d89b12f87c0d03d480bedc95e2e06ed9ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5be334a00b69789ede7e3f298cb3cf8003f45a41f29d07a2651b9e13ac59ad57
[INFO] running `Command { std: "docker" "start" "-a" "5be334a00b69789ede7e3f298cb3cf8003f45a41f29d07a2651b9e13ac59ad57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking primitive-types v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking uuid v1.16.0
[INFO] [stderr]     Checking coin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `id`, `timestamp`, `nonce`, and `data` are never read
[INFO] [stdout]   --> src/block.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub struct Block {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 12 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 13 |         timestamp: i64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 14 |         nonce: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |         data: Vec<Transaction>
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` 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: fields `id`, `timestamp`, `nonce`, and `data` are never read
[INFO] [stdout]   --> src/block.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub struct Block {
[INFO] [stdout]    |                ----- fields in this struct
[INFO] [stdout] 12 |         id: u64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 13 |         timestamp: i64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 14 |         nonce: u64,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |         data: Vec<Transaction>
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Block` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.91s
[INFO] running `Command { std: "docker" "inspect" "5be334a00b69789ede7e3f298cb3cf8003f45a41f29d07a2651b9e13ac59ad57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be334a00b69789ede7e3f298cb3cf8003f45a41f29d07a2651b9e13ac59ad57", kill_on_drop: false }`
[INFO] [stdout] 5be334a00b69789ede7e3f298cb3cf8003f45a41f29d07a2651b9e13ac59ad57