[INFO] cloning repository https://github.com/lla-dane/Rust-Chain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lla-dane/Rust-Chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flla-dane%2FRust-Chain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flla-dane%2FRust-Chain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 073faec3b5552b4e36ae36b84b2980450c836b53
[INFO] checking lla-dane/Rust-Chain against try#d12484522bcab8d07e325c6570f226a2faace3f7 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flla-dane%2FRust-Chain" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lla-dane/Rust-Chain on toolchain d12484522bcab8d07e325c6570f226a2faace3f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lla-dane/Rust-Chain
[INFO] finished tweaking git repo https://github.com/lla-dane/Rust-Chain
[INFO] tweaked toml for git repo https://github.com/lla-dane/Rust-Chain written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lla-dane/Rust-Chain 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" "+d12484522bcab8d07e325c6570f226a2faace3f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] c247ceb31adb1591860def3abececc553cd6d0b6535b663545bb5fc910bdb234
[INFO] running `Command { std: "docker" "start" "-a" "c247ceb31adb1591860def3abececc553cd6d0b6535b663545bb5fc910bdb234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c247ceb31adb1591860def3abececc553cd6d0b6535b663545bb5fc910bdb234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c247ceb31adb1591860def3abececc553cd6d0b6535b663545bb5fc910bdb234", kill_on_drop: false }`
[INFO] [stdout] c247ceb31adb1591860def3abececc553cd6d0b6535b663545bb5fc910bdb234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d12484522bcab8d07e325c6570f226a2faace3f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 909cca95adfa608b59497ea9b4d95dfb380976b3cb284ba13f44b440212d45f2
[INFO] running `Command { std: "docker" "start" "-a" "909cca95adfa608b59497ea9b4d95dfb380976b3cb284ba13f44b440212d45f2", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `TXOutput`
[INFO] [stdout]   --> src/blockchain.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::tx::{TXOutput, TXOutputs};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::block::Block`
[INFO] [stdout]  --> src/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::block::Block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::serialize`
[INFO] [stdout]  --> src/transaction.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bincode::serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::blockchain::Blockchain`
[INFO] [stdout]   --> src/transaction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::blockchain::Blockchain;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TXOutput`
[INFO] [stdout]   --> src/blockchain.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::tx::{TXOutput, TXOutputs};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::block::Block`
[INFO] [stdout]  --> src/cli.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::block::Block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bincode::serialize`
[INFO] [stdout]  --> src/transaction.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use bincode::serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::blockchain::Blockchain`
[INFO] [stdout]   --> src/transaction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::blockchain::Blockchain;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/blockchain.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Err(e) = std::fs::remove_dir_all("data/blocks") {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/blockchain.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Err(e) = std::fs::remove_dir_all("data/blocks") {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/utxoset.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |         if let Err(e) = std::fs::remove_dir_all("data/utxos") {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hash_transactions` is never used
[INFO] [stdout]   --> src/block.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Block {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn hash_transactions(&self) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `verify_transaction` and `find_unspent_transactions` are never used
[INFO] [stdout]    --> src/blockchain.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Blockchain {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn verify_transaction(&self, tx: &mut Transaction) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn find_unspent_transactions(&self, address: &[u8]) -> Vec<Transaction> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `verify` is never used
[INFO] [stdout]    --> src/transaction.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl Transaction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn verify(&mut self, prev_txs: HashMap<String, Transaction>) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock_output_with` is never used
[INFO] [stdout]   --> src/tx.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl TXInput {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 28 |     // CanUnlockOutputWith checks whether the address initiated the transaction
[INFO] [stdout] 29 |     pub fn can_unlock_output_with(&self, sender_address: &[u8]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/utxoset.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |         if let Err(e) = std::fs::remove_dir_all("data/utxos") {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hash_transactions` is never used
[INFO] [stdout]   --> src/block.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Block {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn hash_transactions(&self) -> Result<Vec<u8>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `verify_transaction` and `find_unspent_transactions` are never used
[INFO] [stdout]    --> src/blockchain.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 26  | impl Blockchain {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn verify_transaction(&self, tx: &mut Transaction) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn find_unspent_transactions(&self, address: &[u8]) -> Vec<Transaction> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `verify` is never used
[INFO] [stdout]    --> src/transaction.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 25  | impl Transaction {
[INFO] [stdout]     | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 180 |     pub fn verify(&mut self, prev_txs: HashMap<String, Transaction>) -> Result<bool> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_unlock_output_with` is never used
[INFO] [stdout]   --> src/tx.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl TXInput {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 28 |     // CanUnlockOutputWith checks whether the address initiated the transaction
[INFO] [stdout] 29 |     pub fn can_unlock_output_with(&self, sender_address: &[u8]) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.27s
[INFO] running `Command { std: "docker" "inspect" "909cca95adfa608b59497ea9b4d95dfb380976b3cb284ba13f44b440212d45f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909cca95adfa608b59497ea9b4d95dfb380976b3cb284ba13f44b440212d45f2", kill_on_drop: false }`
[INFO] [stdout] 909cca95adfa608b59497ea9b4d95dfb380976b3cb284ba13f44b440212d45f2
