[INFO] cloning repository https://github.com/andybug/rustychain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andybug/rustychain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandybug%2Frustychain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandybug%2Frustychain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2157f99ed420aff1a00cbefbd1bcc9117cef3b1
[INFO] checking andybug/rustychain against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandybug%2Frustychain" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andybug/rustychain on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andybug/rustychain
[INFO] finished tweaking git repo https://github.com/andybug/rustychain
[INFO] tweaked toml for git repo https://github.com/andybug/rustychain written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andybug/rustychain 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded generic-array v0.8.3
[INFO] [stderr]   Downloaded linked-hash-map v0.4.2
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded serde_derive_internals v0.16.0
[INFO] [stderr]   Downloaded digest v0.6.2
[INFO] [stderr]   Downloaded nodrop v0.1.9
[INFO] [stderr]   Downloaded crypto-mac v0.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.14
[INFO] [stderr]   Downloaded serde_yaml v0.7.1
[INFO] [stderr]   Downloaded odds v0.2.25
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded blake2 v0.6.1
[INFO] [stderr]   Downloaded serde v1.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 896765fa538b259d32186a6650eb49586ee01f13ab2cb936efc9d1bc78afc950
[INFO] running `Command { std: "docker" "start" "-a" "896765fa538b259d32186a6650eb49586ee01f13ab2cb936efc9d1bc78afc950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "896765fa538b259d32186a6650eb49586ee01f13ab2cb936efc9d1bc78afc950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896765fa538b259d32186a6650eb49586ee01f13ab2cb936efc9d1bc78afc950", kill_on_drop: false }`
[INFO] [stdout] 896765fa538b259d32186a6650eb49586ee01f13ab2cb936efc9d1bc78afc950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2586efd721832d6338ea4139e9999e17df8c7ecb2056bc84b31ecd99602a5aa8
[INFO] running `Command { std: "docker" "start" "-a" "2586efd721832d6338ea4139e9999e17df8c7ecb2056bc84b31ecd99602a5aa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking serde v1.0.14
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking nodrop v0.1.9
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]     Checking blake2 v0.6.1
[INFO] [stderr]     Checking serde_yaml v0.7.1
[INFO] [stderr]     Checking rustychain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]  --> src/blockchain/block.rs:9:70
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
[INFO] [stdout]   |                                                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/blockchain/block.rs:88:65
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Merkle_root` should have an upper camel case name
[INFO] [stdout]   --> src/blockchain/block.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^ help: convert the identifier to upper camel case: `MerkleRoot`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/blockchain/chain.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash256`
[INFO] [stdout]   --> src/blockchain/chain.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use util::hash::{Hash256, HASH256_BYTES};
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromHex`
[INFO] [stdout]  --> src/blockchain/transaction.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use util::hex::{FromHex, ToHex};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::OutPoint`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::transaction::OutPoint;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]  --> src/blockchain/block.rs:9:70
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
[INFO] [stdout]   |                                                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionInput`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::transaction::TransactionInput;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/blockchain/block.rs:88:65
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionOutput`
[INFO] [stdout]   --> src/blockchain/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::transaction::TransactionOutput;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Merkle_root` should have an upper camel case name
[INFO] [stdout]   --> src/blockchain/block.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^ help: convert the identifier to upper camel case: `MerkleRoot`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/blockchain/chain.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash256`
[INFO] [stdout]   --> src/blockchain/chain.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use util::hash::{Hash256, HASH256_BYTES};
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromHex`
[INFO] [stdout]  --> src/blockchain/transaction.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use util::hex::{FromHex, ToHex};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::OutPoint`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::transaction::OutPoint;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionInput`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::transaction::TransactionInput;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionOutput`
[INFO] [stdout]   --> src/blockchain/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::transaction::TransactionOutput;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/blockchain/chain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/blockchain/chain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/util/hash.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Hash256 {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/util/hash.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Hash256 {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now` is never used
[INFO] [stdout]  --> src/util/time.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn now() -> u64 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now` is never used
[INFO] [stdout]  --> src/util/time.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn now() -> u64 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, `set_previous`, and `add_transaction` are never used
[INFO] [stdout]   --> src/blockchain/block.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new() -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, `set_previous`, and `add_transaction` are never used
[INFO] [stdout]   --> src/blockchain/block.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new() -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, and `add_output` are never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Transaction {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 58 |     pub fn new() -> Transaction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn add_output(&mut self, amount: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, and `add_output` are never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Transaction {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 58 |     pub fn new() -> Transaction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn add_output(&mut self, amount: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/chain.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/chain.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/transaction.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         hash.write_all(&self.hash);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = hash.write_all(&self.hash);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/transaction.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         hash.write_all(&self.hash);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = hash.write_all(&self.hash);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "2586efd721832d6338ea4139e9999e17df8c7ecb2056bc84b31ecd99602a5aa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2586efd721832d6338ea4139e9999e17df8c7ecb2056bc84b31ecd99602a5aa8", kill_on_drop: false }`
[INFO] [stdout] 2586efd721832d6338ea4139e9999e17df8c7ecb2056bc84b31ecd99602a5aa8
[INFO] checking andybug/rustychain against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandybug%2Frustychain" "/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/andybug/rustychain on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andybug/rustychain
[INFO] finished tweaking git repo https://github.com/andybug/rustychain
[INFO] tweaked toml for git repo https://github.com/andybug/rustychain written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/andybug/rustychain 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00203fa0b0ac934e97d8bd3118596c67fd749604380cbbaf17a64646d18a5791
[INFO] running `Command { std: "docker" "start" "-a" "00203fa0b0ac934e97d8bd3118596c67fd749604380cbbaf17a64646d18a5791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00203fa0b0ac934e97d8bd3118596c67fd749604380cbbaf17a64646d18a5791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00203fa0b0ac934e97d8bd3118596c67fd749604380cbbaf17a64646d18a5791", kill_on_drop: false }`
[INFO] [stdout] 00203fa0b0ac934e97d8bd3118596c67fd749604380cbbaf17a64646d18a5791
[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 -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f6caeb398a849937e11464b19424505397928ad88fb947ff691baf76a0d33ef
[INFO] running `Command { std: "docker" "start" "-a" "6f6caeb398a849937e11464b19424505397928ad88fb947ff691baf76a0d33ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking serde v1.0.14
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking nodrop v0.1.9
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking blake2 v0.6.1
[INFO] [stderr]     Checking serde_yaml v0.7.1
[INFO] [stderr]     Checking rustychain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]  --> src/blockchain/block.rs:9:70
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
[INFO] [stdout]   |                                                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/blockchain/block.rs:88:65
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Merkle_root` should have an upper camel case name
[INFO] [stdout]   --> src/blockchain/block.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^ help: convert the identifier to upper camel case: `MerkleRoot`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/blockchain/chain.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 b'A'...b'F' => buf |= byte - b'A' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash256`
[INFO] [stdout]   --> src/blockchain/chain.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use util::hash::{Hash256, HASH256_BYTES};
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromHex`
[INFO] [stdout]  --> src/blockchain/transaction.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use util::hex::{FromHex, ToHex};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::OutPoint`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::transaction::OutPoint;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 b'a'...b'f' => buf |= byte - b'a' + 10,
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionInput`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::transaction::TransactionInput;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/util/hex.rs:76:21
[INFO] [stdout]    |
[INFO] [stdout] 76 |                 b'0'...b'9' => buf |= byte - b'0',
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionOutput`
[INFO] [stdout]   --> src/blockchain/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::transaction::TransactionOutput;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeqAccess`
[INFO] [stdout]  --> src/blockchain/block.rs:9:70
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::serde::de::{Visitor, Deserialize, Deserializer, MapAccess, SeqAccess};
[INFO] [stdout]   |                                                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/blockchain/block.rs:88:65
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                                 ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Merkle_root` should have an upper camel case name
[INFO] [stdout]   --> src/blockchain/block.rs:88:52
[INFO] [stdout]    |
[INFO] [stdout] 88 |         enum Field { Version, Timestamp, Previous, Merkle_root };
[INFO] [stdout]    |                                                    ^^^^^^^^^^^ help: convert the identifier to upper camel case: `MerkleRoot`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/blockchain/chain.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hash256`
[INFO] [stdout]   --> src/blockchain/chain.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 | use util::hash::{Hash256, HASH256_BYTES};
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FromHex`
[INFO] [stdout]  --> src/blockchain/transaction.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use util::hex::{FromHex, ToHex};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::OutPoint`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use self::transaction::OutPoint;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionInput`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::transaction::TransactionInput;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::transaction::TransactionOutput`
[INFO] [stdout]   --> src/blockchain/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::transaction::TransactionOutput;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/blockchain/chain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/blockchain/chain.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/util/hash.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Hash256 {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now` is never used
[INFO] [stdout]  --> src/util/time.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn now() -> u64 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, `set_previous`, and `add_transaction` are never used
[INFO] [stdout]   --> src/blockchain/block.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new() -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, and `add_output` are never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Transaction {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 58 |     pub fn new() -> Transaction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn add_output(&mut self, amount: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/util/hash.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Hash256 {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `now` is never used
[INFO] [stdout]  --> src/util/time.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn now() -> u64 {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, `set_previous`, and `add_transaction` are never used
[INFO] [stdout]   --> src/blockchain/block.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Block {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 26 |     pub fn new() -> Block {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn set_previous(&mut self, p: &[u8; HASH256_BYTES]) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn add_transaction(&mut self, tx: Transaction) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `set_timestamp`, and `add_output` are never used
[INFO] [stdout]   --> src/blockchain/transaction.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl Transaction {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 58 |     pub fn new() -> Transaction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     pub fn set_timestamp(&mut self, ts: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn add_output(&mut self, amount: u64) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/blockchain/block.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |         #[derive(Deserialize)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_Field` and up 2 bodies
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation
[INFO] [stdout]   --> src/blockchain/block.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |         #[derive(Deserialize)]
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_Field` and up 2 bodies
[INFO] [stdout]    = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block
[INFO] [stdout]    = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue <https://github.com/rust-lang/rust/issues/120363>
[INFO] [stdout]    = note: requested on the command line with `-D non-local-definitions`
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/chain.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/transaction.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         hash.write_all(&self.hash);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = hash.write_all(&self.hash);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/chain.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     writeln!(&mut io::stderr(), "read_chain: {}", e);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/blockchain/transaction.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         hash.write_all(&self.hash);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let _ = hash.write_all(&self.hash);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustychain` (bin "rustychain" test) due to 2 previous errors; 19 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rustychain` (bin "rustychain") due to 2 previous errors; 19 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6f6caeb398a849937e11464b19424505397928ad88fb947ff691baf76a0d33ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6caeb398a849937e11464b19424505397928ad88fb947ff691baf76a0d33ef", kill_on_drop: false }`
[INFO] [stdout] 6f6caeb398a849937e11464b19424505397928ad88fb947ff691baf76a0d33ef
