[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] testing varex83/awesome-blockchain-rust against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarex83%2Fawesome-blockchain-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/varex83/awesome-blockchain-rust on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b36371f91069f46562ce19b9ce41e8595ce78429cff182539ba6354ef7111b1 [INFO] running `Command { std: "docker" "start" "-a" "5b36371f91069f46562ce19b9ce41e8595ce78429cff182539ba6354ef7111b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b36371f91069f46562ce19b9ce41e8595ce78429cff182539ba6354ef7111b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b36371f91069f46562ce19b9ce41e8595ce78429cff182539ba6354ef7111b1", kill_on_drop: false }` [INFO] [stdout] 5b36371f91069f46562ce19b9ce41e8595ce78429cff182539ba6354ef7111b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca5f9563959abef544756966570cf5f7ba00dd71116f0c6a99be78f27ff655fa [INFO] running `Command { std: "docker" "start" "-a" "ca5f9563959abef544756966570cf5f7ba00dd71116f0c6a99be78f27ff655fa", kill_on_drop: false }` [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 num-traits v0.2.14 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [INFO] [stderr] Compiling cpufeatures v0.2.1 [INFO] [stderr] Compiling signature v1.3.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling ed25519 v1.2.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling sha2 v0.9.8 [INFO] [stderr] Compiling blake2 v0.9.2 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling zeroize_derive v1.2.0 [INFO] [stderr] Compiling zeroize v1.4.2 [INFO] [stderr] Compiling curve25519-dalek v3.2.0 [INFO] [stderr] Compiling ed25519-dalek v1.0.1 [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type 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 13.03s [INFO] running `Command { std: "docker" "inspect" "ca5f9563959abef544756966570cf5f7ba00dd71116f0c6a99be78f27ff655fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca5f9563959abef544756966570cf5f7ba00dd71116f0c6a99be78f27ff655fa", kill_on_drop: false }` [INFO] [stdout] ca5f9563959abef544756966570cf5f7ba00dd71116f0c6a99be78f27ff655fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 998bb77efb0c586f5f47b3dfcd38814d0899a84963990590cf9d8444cfea0608 [INFO] running `Command { std: "docker" "start" "-a" "998bb77efb0c586f5f47b3dfcd38814d0899a84963990590cf9d8444cfea0608", kill_on_drop: false }` [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/types/chain.rs:75:21 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "998bb77efb0c586f5f47b3dfcd38814d0899a84963990590cf9d8444cfea0608", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998bb77efb0c586f5f47b3dfcd38814d0899a84963990590cf9d8444cfea0608", kill_on_drop: false }` [INFO] [stdout] 998bb77efb0c586f5f47b3dfcd38814d0899a84963990590cf9d8444cfea0608 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f799659a4881b9c4c3c063fe369a1daba991683260110d6198fa915d57206aa6 [INFO] running `Command { std: "docker" "start" "-a" "f799659a4881b9c4c3c063fe369a1daba991683260110d6198fa915d57206aa6", kill_on_drop: false }` [INFO] [stderr] warning: field `account_type` is never read [INFO] [stderr] --> src/types/account.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct Account { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 11 | account_type: AccountType, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Account` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `transaction_pool` is never read [INFO] [stderr] --> src/types/blockchain.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 13 | pub struct Blockchain { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 16 | transaction_pool: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Blockchain` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/types/chain.rs:69:17 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn iter(&self) -> ChainIter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 69 | pub fn iter(&self) -> ChainIter<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/types/chain.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn iter_mut(&mut self) -> ChainIterMut { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 75 | pub fn iter_mut(&mut self) -> ChainIterMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `blockchain_workshop` (lib) generated 4 warnings (run `cargo fix --lib -p blockchain_workshop` to apply 2 suggestions) [INFO] [stderr] warning: `blockchain_workshop` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blockchain_workshop-f5b2da52e928ad20) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test types::block::tests::test_creation ... ok [INFO] [stdout] test types::blockchain::tests::test_new ... ok [INFO] [stdout] test types::block::tests::test_hash ... ok [INFO] [stdout] test utils::tests::test_generate ... ok [INFO] [stdout] test utils::tests::test_target_compacted ... ok [INFO] [stdout] test types::chain::tests::test_append ... ok [INFO] [stdout] test types::chain::tests::test_append_loop ... ok [INFO] [stdout] test types::blockchain::tests::test_create_genesis_block_fails ... ok [INFO] [stdout] test types::blockchain::tests::test_validate ... ok [INFO] [stdout] test types::blockchain::tests::test_signature ... ok [INFO] [stdout] test types::blockchain::tests::test_transfer ... ok [INFO] [stdout] test types::blockchain::tests::test_create_genesis_block ... ok [INFO] [stdout] test types::blockchain::tests::test_transfer_fail ... ok [INFO] [stdout] test types::blockchain::tests::test_state_rollback_works ... ok [INFO] [stdout] test types::block::tests::test_mine ... ok [INFO] [stdout] test types::blockchain::tests::test_target has been running for over 60 seconds [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blockchain_workshop-003c2b0b21b0172e) [INFO] [stdout] test types::blockchain::tests::test_target ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 332.35s [INFO] [stdout] [INFO] [stderr] Doc-tests blockchain_workshop [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] [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" "f799659a4881b9c4c3c063fe369a1daba991683260110d6198fa915d57206aa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f799659a4881b9c4c3c063fe369a1daba991683260110d6198fa915d57206aa6", kill_on_drop: false }` [INFO] [stdout] f799659a4881b9c4c3c063fe369a1daba991683260110d6198fa915d57206aa6