[INFO] cloning repository https://github.com/tommasozanon/yomt-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tommasozanon/yomt-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommasozanon%2Fyomt-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommasozanon%2Fyomt-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24879d325a2d6afe1a58267d77806a891cbe9ca4
[INFO] testing tommasozanon/yomt-blockchain against master#1ddedbaa5919b7b3e70d984660e21e844c615c97 for pr-128400-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommasozanon%2Fyomt-blockchain" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tommasozanon/yomt-blockchain on toolchain 1ddedbaa5919b7b3e70d984660e21e844c615c97
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tommasozanon/yomt-blockchain
[INFO] finished tweaking git repo https://github.com/tommasozanon/yomt-blockchain
[INFO] tweaked toml for git repo https://github.com/tommasozanon/yomt-blockchain written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tommasozanon/yomt-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" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7071c4bea8251d1164ddb9bec62d630e7fa8f98a5303e4878e09a0fdace3c3c
[INFO] running `Command { std: "docker" "start" "-a" "f7071c4bea8251d1164ddb9bec62d630e7fa8f98a5303e4878e09a0fdace3c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7071c4bea8251d1164ddb9bec62d630e7fa8f98a5303e4878e09a0fdace3c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7071c4bea8251d1164ddb9bec62d630e7fa8f98a5303e4878e09a0fdace3c3c", kill_on_drop: false }`
[INFO] [stdout] f7071c4bea8251d1164ddb9bec62d630e7fa8f98a5303e4878e09a0fdace3c3c
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a08cb7ead23d02e42c6ef345640745ff0dc3877ef283ea742977d9b18d0ce2a
[INFO] running `Command { std: "docker" "start" "-a" "7a08cb7ead23d02e42c6ef345640745ff0dc3877ef283ea742977d9b18d0ce2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chrono v0.4.35
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling sha256 v1.5.0
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling yomt-blockchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stdout]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stdout]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sled`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_keypair`
[INFO] [stdout]  --> src/main.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_analyzer` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.71s
[INFO] running `Command { std: "docker" "inspect" "7a08cb7ead23d02e42c6ef345640745ff0dc3877ef283ea742977d9b18d0ce2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a08cb7ead23d02e42c6ef345640745ff0dc3877ef283ea742977d9b18d0ce2a", kill_on_drop: false }`
[INFO] [stdout] 7a08cb7ead23d02e42c6ef345640745ff0dc3877ef283ea742977d9b18d0ce2a
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42a66b479bf49ce9666efa1e30de190669f96d4ad73ac218d6e7cfec8a9c79a7
[INFO] running `Command { std: "docker" "start" "-a" "42a66b479bf49ce9666efa1e30de190669f96d4ad73ac218d6e7cfec8a9c79a7", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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] [stderr]    Compiling yomt-blockchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stdout]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stdout]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sled`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_keypair`
[INFO] [stdout]  --> src/main.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_analyzer` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "42a66b479bf49ce9666efa1e30de190669f96d4ad73ac218d6e7cfec8a9c79a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a66b479bf49ce9666efa1e30de190669f96d4ad73ac218d6e7cfec8a9c79a7", kill_on_drop: false }`
[INFO] [stdout] 42a66b479bf49ce9666efa1e30de190669f96d4ad73ac218d6e7cfec8a9c79a7
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08c2143d3caccd41d891ace6194d7d97aa4de5f74c6dfbd81a3d487398a1b72d
[INFO] running `Command { std: "docker" "start" "-a" "08c2143d3caccd41d891ace6194d7d97aa4de5f74c6dfbd81a3d487398a1b72d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stderr]  --> src/wallet/wallet.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ed25519_dalek::Signature;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::to_string`
[INFO] [stderr]  --> src/wallet/wallet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::to_string;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `find_unspent_transactions` is never used
[INFO] [stderr]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl Blockchain{
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `can_unlock` is never used
[INFO] [stderr]   --> src/blockchain/transaction.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl TxInput{
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] 80 |
[INFO] [stderr] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `can_be_unlocked` is never used
[INFO] [stderr]   --> src/blockchain/transaction.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl TxOutput{
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `yomt-blockchain` (lib) generated 6 warnings (run `cargo fix --lib -p yomt-blockchain` to apply 3 suggestions)
[INFO] [stderr] warning: `yomt-blockchain` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stderr]  --> src/main.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stderr]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stderr]  --> src/main.rs:2:47
[INFO] [stderr]   |
[INFO] [stderr] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stderr]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sled`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use sled;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `generate_keypair`
[INFO] [stderr]  --> src/main.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `chain_analyzer` is never used
[INFO] [stderr]   --> src/main.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yomt-blockchain` (bin "yomt-blockchain" test) generated 5 warnings (run `cargo fix --bin "yomt-blockchain" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yomt_blockchain-9e596dbdd70a1844)
[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/yomt_blockchain-e246654c92d16ad7)
[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 yomt_blockchain
[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" "08c2143d3caccd41d891ace6194d7d97aa4de5f74c6dfbd81a3d487398a1b72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c2143d3caccd41d891ace6194d7d97aa4de5f74c6dfbd81a3d487398a1b72d", kill_on_drop: false }`
[INFO] [stdout] 08c2143d3caccd41d891ace6194d7d97aa4de5f74c6dfbd81a3d487398a1b72d
[INFO] testing tommasozanon/yomt-blockchain against try#33f1d8bb92813a1bfc23c093c9f443ab09290307 for pr-128400-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftommasozanon%2Fyomt-blockchain" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tommasozanon/yomt-blockchain on toolchain 33f1d8bb92813a1bfc23c093c9f443ab09290307
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tommasozanon/yomt-blockchain
[INFO] finished tweaking git repo https://github.com/tommasozanon/yomt-blockchain
[INFO] tweaked toml for git repo https://github.com/tommasozanon/yomt-blockchain written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tommasozanon/yomt-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" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc1dbfd1804283ae0d06899794136eb9d126723b6b9a341758b76a8f239b5175
[INFO] running `Command { std: "docker" "start" "-a" "dc1dbfd1804283ae0d06899794136eb9d126723b6b9a341758b76a8f239b5175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc1dbfd1804283ae0d06899794136eb9d126723b6b9a341758b76a8f239b5175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1dbfd1804283ae0d06899794136eb9d126723b6b9a341758b76a8f239b5175", kill_on_drop: false }`
[INFO] [stdout] dc1dbfd1804283ae0d06899794136eb9d126723b6b9a341758b76a8f239b5175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f896ce26362585424d9bc1ed5bcee64d60aed05d0aa659f5397a801035ab8feb
[INFO] running `Command { std: "docker" "start" "-a" "f896ce26362585424d9bc1ed5bcee64d60aed05d0aa659f5397a801035ab8feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling tokio v1.36.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling sled v0.34.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chrono v0.4.35
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling sha256 v1.5.0
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling yomt-blockchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stdout]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stdout]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sled`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_keypair`
[INFO] [stdout]  --> src/main.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_analyzer` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.81s
[INFO] running `Command { std: "docker" "inspect" "f896ce26362585424d9bc1ed5bcee64d60aed05d0aa659f5397a801035ab8feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f896ce26362585424d9bc1ed5bcee64d60aed05d0aa659f5397a801035ab8feb", kill_on_drop: false }`
[INFO] [stdout] f896ce26362585424d9bc1ed5bcee64d60aed05d0aa659f5397a801035ab8feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a40afc231c07878e101bbc8e4866c1f11645e732056f55f3e75a39b9eb69bce
[INFO] running `Command { std: "docker" "start" "-a" "4a40afc231c07878e101bbc8e4866c1f11645e732056f55f3e75a39b9eb69bce", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling yomt-blockchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stdout]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stdout]  --> src/main.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stdout]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sled`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sled;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_keypair`
[INFO] [stdout]  --> src/main.rs:4:39
[INFO] [stdout]   |
[INFO] [stdout] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `chain_analyzer` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stdout]  --> src/wallet/wallet.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ed25519_dalek::Signature;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::to_string`
[INFO] [stdout]  --> src/wallet/wallet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `find_unspent_transactions` is never used
[INFO] [stdout]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Blockchain{
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl TxInput{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 80 |
[INFO] [stdout] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_be_unlocked` is never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | impl TxOutput{
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "4a40afc231c07878e101bbc8e4866c1f11645e732056f55f3e75a39b9eb69bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a40afc231c07878e101bbc8e4866c1f11645e732056f55f3e75a39b9eb69bce", kill_on_drop: false }`
[INFO] [stdout] 4a40afc231c07878e101bbc8e4866c1f11645e732056f55f3e75a39b9eb69bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e00e9d1eda78843cdfca299cf37ab719f12aed720e3fbd2221b7147553266c9
[INFO] running `Command { std: "docker" "start" "-a" "9e00e9d1eda78843cdfca299cf37ab719f12aed720e3fbd2221b7147553266c9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ed25519_dalek::Signature`
[INFO] [stderr]  --> src/wallet/wallet.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use ed25519_dalek::Signature;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::to_string`
[INFO] [stderr]  --> src/wallet/wallet.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::to_string;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/blockchain/blockchain.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut unspent_txs : Vec<Transaction> = Vec::new();
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `find_unspent_transactions` is never used
[INFO] [stderr]   --> src/blockchain/blockchain.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl Blockchain{
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn find_unspent_transactions(&self) -> Vec<Transaction>{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `can_unlock` is never used
[INFO] [stderr]   --> src/blockchain/transaction.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | impl TxInput{
[INFO] [stderr]    | ------------ method in this implementation
[INFO] [stderr] 80 |
[INFO] [stderr] 81 |     fn can_unlock(&self, data : String) -> bool{
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `can_be_unlocked` is never used
[INFO] [stderr]   --> src/blockchain/transaction.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | impl TxOutput{
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 87 |     fn can_be_unlocked(&self, data : String) -> bool{
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `yomt-blockchain` (lib) generated 6 warnings (run `cargo fix --lib -p yomt-blockchain` to apply 3 suggestions)
[INFO] [stderr] warning: `yomt-blockchain` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr] warning: unused imports: `Block`, `blockhash_deserialize`, `deserialize`, and `serialize`
[INFO] [stderr]  --> src/main.rs:1:42
[INFO] [stderr]   |
[INFO] [stderr] 1 | use yomt_blockchain::blockchain::block::{Block, serialize, deserialize, blockhash_deserialize};
[INFO] [stderr]   |                                          ^^^^^  ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Blockchain` and `genesis`
[INFO] [stderr]  --> src/main.rs:2:47
[INFO] [stderr]   |
[INFO] [stderr] 2 | use yomt_blockchain::blockchain::blockchain::{genesis,Blockchain, BlockchainIter};
[INFO] [stderr]   |                                               ^^^^^^^ ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sled`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use sled;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `generate_keypair`
[INFO] [stderr]  --> src/main.rs:4:39
[INFO] [stderr]   |
[INFO] [stderr] 4 | use yomt_blockchain::wallet::wallet::{generate_keypair, load_secretkey};
[INFO] [stderr]   |                                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `chain_analyzer` is never used
[INFO] [stderr]   --> src/main.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn chain_analyzer(iter : &mut BlockchainIter) -> (){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yomt-blockchain` (bin "yomt-blockchain" test) generated 5 warnings (run `cargo fix --bin "yomt-blockchain" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yomt_blockchain-9e596dbdd70a1844)
[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/yomt_blockchain-e246654c92d16ad7)
[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 yomt_blockchain
[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" "9e00e9d1eda78843cdfca299cf37ab719f12aed720e3fbd2221b7147553266c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e00e9d1eda78843cdfca299cf37ab719f12aed720e3fbd2221b7147553266c9", kill_on_drop: false }`
[INFO] [stdout] 9e00e9d1eda78843cdfca299cf37ab719f12aed720e3fbd2221b7147553266c9