[INFO] cloning repository https://github.com/varex83/awesome-blockchain-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varex83/awesome-blockchain-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarex83%2Fawesome-blockchain-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarex83%2Fawesome-blockchain-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 822bfe829eb5db1caf733824012746a4308868f4 [INFO] checking varex83/awesome-blockchain-rust against master#cccf075eba88363269e8589ebb8d40874cc542d8 for pr-142681 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarex83%2Fawesome-blockchain-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/varex83/awesome-blockchain-rust [INFO] finished tweaking git repo https://github.com/varex83/awesome-blockchain-rust [INFO] tweaked toml for git repo https://github.com/varex83/awesome-blockchain-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/varex83/awesome-blockchain-rust on toolchain cccf075eba88363269e8589ebb8d40874cc542d8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/varex83/awesome-blockchain-rust 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" "+cccf075eba88363269e8589ebb8d40874cc542d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ffb2a3543e25e2af4dfbc42df48217cd144b4410f22f56763efa582b126ca3d [INFO] running `Command { std: "docker" "start" "-a" "3ffb2a3543e25e2af4dfbc42df48217cd144b4410f22f56763efa582b126ca3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ffb2a3543e25e2af4dfbc42df48217cd144b4410f22f56763efa582b126ca3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ffb2a3543e25e2af4dfbc42df48217cd144b4410f22f56763efa582b126ca3d", kill_on_drop: false }` [INFO] [stdout] 3ffb2a3543e25e2af4dfbc42df48217cd144b4410f22f56763efa582b126ca3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f670aeb621cc560546c3e9dc3d6d9110b33ed1fe8ca68cea10cbbc68ef5f88a7 [INFO] running `Command { std: "docker" "start" "-a" "f670aeb621cc560546c3e9dc3d6d9110b33ed1fe8ca68cea10cbbc68ef5f88a7", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.14 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking signature v1.3.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking ed25519 v1.2.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking sha2 v0.9.8 [INFO] [stderr] Checking blake2 v0.9.2 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling zeroize_derive v1.2.0 [INFO] [stderr] Checking zeroize v1.4.2 [INFO] [stderr] Checking curve25519-dalek v3.2.0 [INFO] [stderr] Checking ed25519-dalek v1.0.1 [INFO] [stderr] Checking blockchain_workshop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `account_type` is never read [INFO] [stdout] --> src/types/account.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Account { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | account_type: AccountType, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `transaction_pool` is never read [INFO] [stdout] --> src/types/blockchain.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Blockchain { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | transaction_pool: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types/chain.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types/chain.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stdout] | ^^^^^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `account_type` is never read [INFO] [stdout] --> src/types/account.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Account { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | account_type: AccountType, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `transaction_pool` is never read [INFO] [stdout] --> src/types/blockchain.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Blockchain { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | transaction_pool: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types/chain.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/types/chain.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stdout] | ^^^^^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.08s [INFO] running `Command { std: "docker" "inspect" "f670aeb621cc560546c3e9dc3d6d9110b33ed1fe8ca68cea10cbbc68ef5f88a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f670aeb621cc560546c3e9dc3d6d9110b33ed1fe8ca68cea10cbbc68ef5f88a7", kill_on_drop: false }` [INFO] [stdout] f670aeb621cc560546c3e9dc3d6d9110b33ed1fe8ca68cea10cbbc68ef5f88a7