[INFO] cloning repository https://github.com/SecureDataHouse/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/SecureDataHouse/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSecureDataHouse%2Frust-blockchain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSecureDataHouse%2Frust-blockchain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 324addb01c286884bc7039046cb82daa277c4558 [INFO] checking SecureDataHouse/rust-blockchain against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSecureDataHouse%2Frust-blockchain" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SecureDataHouse/rust-blockchain on toolchain 2e6fc425411280c658d852813de01c5157255088 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SecureDataHouse/rust-blockchain [INFO] finished tweaking git repo https://github.com/SecureDataHouse/rust-blockchain [INFO] tweaked toml for git repo https://github.com/SecureDataHouse/rust-blockchain written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SecureDataHouse/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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tiny-keccak v2.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64ee5a51b4891968c7066fd08effb88aa190721174f2d478cdc3d132ff046afe [INFO] running `Command { std: "docker" "start" "-a" "64ee5a51b4891968c7066fd08effb88aa190721174f2d478cdc3d132ff046afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64ee5a51b4891968c7066fd08effb88aa190721174f2d478cdc3d132ff046afe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64ee5a51b4891968c7066fd08effb88aa190721174f2d478cdc3d132ff046afe", kill_on_drop: false }` [INFO] [stdout] 64ee5a51b4891968c7066fd08effb88aa190721174f2d478cdc3d132ff046afe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2696e4520581b660d2e136a74ac25c7440daaf1f7667648cb041f8062bce4b82 [INFO] running `Command { std: "docker" "start" "-a" "2696e4520581b660d2e136a74ac25c7440daaf1f7667648cb041f8062bce4b82", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling tiny-keccak v2.0.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking num-integer v0.1.42 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking rust-blockchain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/basic_prototype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigInt` [INFO] [stdout] --> src/proof_of_work.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use num_bigint::{BigUint, BigInt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Zero` [INFO] [stdout] --> src/proof_of_work.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::{Zero, One}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/proof_of_work.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::format::Numeric::Ordinal` [INFO] [stdout] --> src/proof_of_work.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use chrono::format::Numeric::Ordinal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::intrinsics::transmute` [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::intrinsics::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/basic_prototype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigInt` [INFO] [stdout] --> src/proof_of_work.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use num_bigint::{BigUint, BigInt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Zero` [INFO] [stdout] --> src/proof_of_work.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::{Zero, One}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/proof_of_work.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::format::Numeric::Ordinal` [INFO] [stdout] --> src/proof_of_work.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use chrono::format::Numeric::Ordinal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::intrinsics::transmute` [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::intrinsics::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic_prototype.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut prev_block= self.blocks.get(self.blocks.len()-1); [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: variable does not need to be mutable [INFO] [stdout] --> src/basic_prototype.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut prev_block= self.blocks.get(self.blocks.len()-1); [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/basic_prototype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigInt` [INFO] [stdout] --> src/proof_of_work.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use num_bigint::{BigUint, BigInt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Zero` [INFO] [stdout] --> src/proof_of_work.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::{Zero, One}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/proof_of_work.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::format::Numeric::Ordinal` [INFO] [stdout] --> src/proof_of_work.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use chrono::format::Numeric::Ordinal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Borrow` [INFO] [stdout] --> src/basic_prototype.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BigInt` [INFO] [stdout] --> src/proof_of_work.rs:2:27 [INFO] [stdout] | [INFO] [stdout] 2 | use num_bigint::{BigUint, BigInt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Zero` [INFO] [stdout] --> src/proof_of_work.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::{Zero, One}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/proof_of_work.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::format::Numeric::Ordinal` [INFO] [stdout] --> src/proof_of_work.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use chrono::format::Numeric::Ordinal; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/basic_prototype.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut prev_block= self.blocks.get(self.blocks.len()-1); [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: variable does not need to be mutable [INFO] [stdout] --> src/basic_prototype.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut prev_block= self.blocks.get(self.blocks.len()-1); [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "2696e4520581b660d2e136a74ac25c7440daaf1f7667648cb041f8062bce4b82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2696e4520581b660d2e136a74ac25c7440daaf1f7667648cb041f8062bce4b82", kill_on_drop: false }` [INFO] [stdout] 2696e4520581b660d2e136a74ac25c7440daaf1f7667648cb041f8062bce4b82