[INFO] cloning repository https://github.com/jiankeguyue/Rust_BlockChain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jiankeguyue/Rust_BlockChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiankeguyue%2FRust_BlockChain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiankeguyue%2FRust_BlockChain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6bd09c5de80ba31afe283aada3e432fa7c5e0190 [INFO] checking jiankeguyue/Rust_BlockChain against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiankeguyue%2FRust_BlockChain" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jiankeguyue/Rust_BlockChain on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jiankeguyue/Rust_BlockChain [INFO] finished tweaking git repo https://github.com/jiankeguyue/Rust_BlockChain [INFO] tweaked toml for git repo https://github.com/jiankeguyue/Rust_BlockChain written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jiankeguyue/Rust_BlockChain 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c765ae4b588c15bbd8c0674b262391523b9d47384ce209f3eba4dec01fe5129b [INFO] running `Command { std: "docker" "start" "-a" "c765ae4b588c15bbd8c0674b262391523b9d47384ce209f3eba4dec01fe5129b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c765ae4b588c15bbd8c0674b262391523b9d47384ce209f3eba4dec01fe5129b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c765ae4b588c15bbd8c0674b262391523b9d47384ce209f3eba4dec01fe5129b", kill_on_drop: false }` [INFO] [stdout] c765ae4b588c15bbd8c0674b262391523b9d47384ce209f3eba4dec01fe5129b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f32382f4879d9e36a3b09a2685540bfb0f156fd25b971962f4761dbc2324f9b5 [INFO] running `Command { std: "docker" "start" "-a" "f32382f4879d9e36a3b09a2685540bfb0f156fd25b971962f4761dbc2324f9b5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling serde v1.0.205 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Compiling serde_json v1.0.122 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking bigint v4.4.3 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking sled v0.34.7 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Compiling serde_derive v1.0.205 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking blockchain1-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/utils/serializer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::info` [INFO] [stdout] --> src/utils/serializer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::info; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::BlockChain` [INFO] [stdout] --> src/blocks/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::BlockChain; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash_to_str` and `serialize` [INFO] [stdout] --> src/blocks/block.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::utils::{hash_to_str, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sled::IVec` [INFO] [stdout] --> src/storage/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sled::IVec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sleddb::*` [INFO] [stdout] --> src/storage/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use sleddb::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `deserialize` and `serialize` [INFO] [stdout] --> src/storage/mod.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::utils::{deserialize, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/utils/serializer.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::info` [INFO] [stdout] --> src/utils/serializer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::info; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::BlockChain` [INFO] [stdout] --> src/blocks/block.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::BlockChain; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `hash_to_str` and `serialize` [INFO] [stdout] --> src/blocks/block.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::utils::{hash_to_str, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sled::IVec` [INFO] [stdout] --> src/storage/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use sled::IVec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sleddb::*` [INFO] [stdout] --> src/storage/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use sleddb::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `deserialize` and `serialize` [INFO] [stdout] --> src/storage/mod.rs:8:20 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::utils::{deserialize, serialize}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ProofOfWork` should have a snake case name [INFO] [stdout] --> src/blocks/block.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let ProofOfWork = ProofOfWork::new(bit); [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `proof_of_work` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ProofOfWork` should have a snake case name [INFO] [stdout] --> src/blocks/block.rs:42:13 [INFO] [stdout] | [INFO] [stdout] 42 | let ProofOfWork = ProofOfWork::new(bit); [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `proof_of_work` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/gen_bc.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut bc = BlockChain::new(SledDb::new(path)); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.26s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f32382f4879d9e36a3b09a2685540bfb0f156fd25b971962f4761dbc2324f9b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f32382f4879d9e36a3b09a2685540bfb0f156fd25b971962f4761dbc2324f9b5", kill_on_drop: false }` [INFO] [stdout] f32382f4879d9e36a3b09a2685540bfb0f156fd25b971962f4761dbc2324f9b5