[INFO] cloning repository https://github.com/kakoc/myox_cryptocurrency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kakoc/myox_cryptocurrency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakoc%2Fmyox_cryptocurrency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakoc%2Fmyox_cryptocurrency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 163760d5dd42d789e0ccad15b35b399bdff9c2a7
[INFO] checking kakoc/myox_cryptocurrency against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkakoc%2Fmyox_cryptocurrency" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kakoc/myox_cryptocurrency on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kakoc/myox_cryptocurrency
[INFO] finished tweaking git repo https://github.com/kakoc/myox_cryptocurrency
[INFO] tweaked toml for git repo https://github.com/kakoc/myox_cryptocurrency written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/kakoc/myox_cryptocurrency already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7c53f43399b82c3d3922e0750fe0b2b3bf69d0f1d31841091c976d45b33876c
[INFO] running `Command { std: "docker" "start" "-a" "e7c53f43399b82c3d3922e0750fe0b2b3bf69d0f1d31841091c976d45b33876c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7c53f43399b82c3d3922e0750fe0b2b3bf69d0f1d31841091c976d45b33876c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c53f43399b82c3d3922e0750fe0b2b3bf69d0f1d31841091c976d45b33876c", kill_on_drop: false }`
[INFO] [stdout] e7c53f43399b82c3d3922e0750fe0b2b3bf69d0f1d31841091c976d45b33876c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8f7f15dc67711f33b0661658007290f3e7f7601fdee3d133ad5e49fa1b9763
[INFO] running `Command { std: "docker" "start" "-a" "ca8f7f15dc67711f33b0661658007290f3e7f7601fdee3d133ad5e49fa1b9763", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking futures-util v0.3.5
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[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking combine v4.2.1
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[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking actix-utils v1.0.6
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[INFO] [stderr]     Checking actix-connect v1.0.2
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[INFO] [stderr]     Checking redis v0.16.0
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking myox_cryptocurrency v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/wallet.rs (1 fix)
[INFO] [stderr]        Fixed src/transaction.rs (3 fixes)
[INFO] [stderr]        Fixed src/blockchain.rs (4 fixes)
[INFO] [stderr]        Fixed src/block.rs (2 fixes)
[INFO] [stderr]        Fixed src/main.rs (4 fixes)
[INFO] [stderr]        Fixed src/pub_sub.rs (2 fixes)
[INFO] [stdout] error: cannot find macro `proptest` in this scope
[INFO] [stdout]   --> src/blockchain.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     proptest! {
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            crate::block::proptest
[INFO] [stdout]            proptest::proptest
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Strategy` in this scope
[INFO] [stdout]   --> src/blockchain.rs:82:39
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn gen_data_vec(n: usize) -> impl Strategy<Value = Vec<String>> {
[INFO] [stdout]    |                                       ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 80 |     use crate::block::Strategy;
[INFO] [stdout]    |
[INFO] [stdout] 80 |     use proptest::prelude::Strategy;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/blockchain.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Commands`
[INFO] [stdout]  --> src/pub_sub.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use redis::{Commands, RedisResult, Value};
[INFO] [stdout]   |             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]   --> src/main.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sha2::{Digest};
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_nth_block`
[INFO] [stdout]   --> src/blockchain.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn get_nth_block(&self, i: usize) -> Option<&Block> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_chain`
[INFO] [stdout]   --> src/blockchain.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn is_valid_chain(chain: &Blockchain) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `replace_chain`
[INFO] [stdout]   --> src/blockchain.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn replace_chain(&mut self, chain: &Blockchain) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_binary`
[INFO] [stdout]   --> src/hashing.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn to_binary(string: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHANNELS`
[INFO] [stdout]   --> src/pub_sub.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const CHANNELS: &'static [&'static str] = &["TEST", "BLOCKCHAIN"];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/transaction.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn new(from: Wallet, to: PublicKey, amount: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_valid_transaction`
[INFO] [stdout]   --> src/transaction.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn is_valid_transaction(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/transaction.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn update(&mut self, from: Wallet, to: PublicKey, amount: u64) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/wallet.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(start_balance: i64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sign`
[INFO] [stdout]   --> src/wallet.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn sign(&self, data: String) -> Result<Signature, Error> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `verify`
[INFO] [stdout]   --> src/wallet.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn verify(&self, data: String, sig: [u8; 64]) -> Result<bool, Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_transaction`
[INFO] [stdout]   --> src/wallet.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn create_transaction(&mut self, amount: u64, to: PublicKey) -> Option<Transaction> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `verify`
[INFO] [stdout]   --> src/wallet.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn verify(data: String, sig: [u8; 64], public_key: PublicKey) -> Result<bool, Error> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_simulation`
[INFO] [stdout]   --> src/main.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn run_simulation() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `myox_cryptocurrency` due to 3 previous errors; 1 warning emitted
[INFO] [stdout] warning: unused `Result` in tuple element 0 that must be used
[INFO] [stdout]    --> src/main.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |     futures::join!(server.run(), pubsub.handle_message());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: this warning originates in the macro `futures::join` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "ca8f7f15dc67711f33b0661658007290f3e7f7601fdee3d133ad5e49fa1b9763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8f7f15dc67711f33b0661658007290f3e7f7601fdee3d133ad5e49fa1b9763", kill_on_drop: false }`
[INFO] [stdout] ca8f7f15dc67711f33b0661658007290f3e7f7601fdee3d133ad5e49fa1b9763