[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] testing matheusdefariaa/blockchain-simples against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatheusdefariaa%2Fblockchain-simples" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/matheusdefariaa/blockchain-simples on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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" "+beta-2026-01-20" "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 uint v0.10.0
[INFO] [stderr]   Downloaded impl-codec v0.7.1
[INFO] [stderr]   Downloaded cc v1.2.20
[INFO] [stderr]   Downloaded winnow v0.7.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b223d108d5038e88aef6b0226c36d9baebb622d9beaee7e81e630f3957c261d5
[INFO] running `Command { std: "docker" "start" "-a" "b223d108d5038e88aef6b0226c36d9baebb622d9beaee7e81e630f3957c261d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b223d108d5038e88aef6b0226c36d9baebb622d9beaee7e81e630f3957c261d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b223d108d5038e88aef6b0226c36d9baebb622d9beaee7e81e630f3957c261d5", kill_on_drop: false }`
[INFO] [stdout] b223d108d5038e88aef6b0226c36d9baebb622d9beaee7e81e630f3957c261d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8d8652f0e6bb87a5dc854bfd3cc454bf851a75b8e7e1ba451c07655e7c636e
[INFO] running `Command { std: "docker" "start" "-a" "8a8d8652f0e6bb87a5dc854bfd3cc454bf851a75b8e7e1ba451c07655e7c636e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling uint v0.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling primitive-types v0.13.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling uuid v1.16.0
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.96s
[INFO] running `Command { std: "docker" "inspect" "8a8d8652f0e6bb87a5dc854bfd3cc454bf851a75b8e7e1ba451c07655e7c636e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8d8652f0e6bb87a5dc854bfd3cc454bf851a75b8e7e1ba451c07655e7c636e", kill_on_drop: false }`
[INFO] [stdout] 8a8d8652f0e6bb87a5dc854bfd3cc454bf851a75b8e7e1ba451c07655e7c636e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e1fd1b97afbd2b9111b4a873e23ecc31b0e993b5640d88b872397ea17fd9ba9
[INFO] running `Command { std: "docker" "start" "-a" "6e1fd1b97afbd2b9111b4a873e23ecc31b0e993b5640d88b872397ea17fd9ba9", kill_on_drop: false }`
[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]    Compiling 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "6e1fd1b97afbd2b9111b4a873e23ecc31b0e993b5640d88b872397ea17fd9ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1fd1b97afbd2b9111b4a873e23ecc31b0e993b5640d88b872397ea17fd9ba9", kill_on_drop: false }`
[INFO] [stdout] 6e1fd1b97afbd2b9111b4a873e23ecc31b0e993b5640d88b872397ea17fd9ba9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b9778ed9ce90325953574cbf86cb4a2bd7b47f33aaeb5c91a9cc9660b59e407
[INFO] running `Command { std: "docker" "start" "-a" "8b9778ed9ce90325953574cbf86cb4a2bd7b47f33aaeb5c91a9cc9660b59e407", kill_on_drop: false }`
[INFO] [stderr] warning: fields `id`, `timestamp`, `nonce`, and `data` are never read
[INFO] [stderr]   --> src/block.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub struct Block {
[INFO] [stderr]    |                ----- fields in this struct
[INFO] [stderr] 12 |         id: u64,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 13 |         timestamp: i64,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 14 |         nonce: u64,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 17 |         data: Vec<Transaction>
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Block` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `coin` (lib) generated 1 warning
[INFO] [stderr] warning: `coin` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/coin-0bb2abcbf29daf4f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/coin-f7e5582e9d99d669)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coin
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b9778ed9ce90325953574cbf86cb4a2bd7b47f33aaeb5c91a9cc9660b59e407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b9778ed9ce90325953574cbf86cb4a2bd7b47f33aaeb5c91a9cc9660b59e407", kill_on_drop: false }`
[INFO] [stdout] 8b9778ed9ce90325953574cbf86cb4a2bd7b47f33aaeb5c91a9cc9660b59e407
