[INFO] cloning repository https://github.com/EloxZ/Rustycoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EloxZ/Rustycoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEloxZ%2FRustycoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEloxZ%2FRustycoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 198088f8b0af13251e9045a369b34732c7c66b4c
[INFO] checking EloxZ/Rustycoin against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEloxZ%2FRustycoin" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EloxZ/Rustycoin
[INFO] finished tweaking git repo https://github.com/EloxZ/Rustycoin
[INFO] tweaked toml for git repo https://github.com/EloxZ/Rustycoin written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EloxZ/Rustycoin on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EloxZ/Rustycoin 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.35
[INFO] [stderr]   Downloaded secp256k1 v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d4b402e08fac4ec43782fb0f0cc9b8a716eeb4e00f803bafa843df01e200788
[INFO] running `Command { std: "docker" "start" "-a" "9d4b402e08fac4ec43782fb0f0cc9b8a716eeb4e00f803bafa843df01e200788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4b402e08fac4ec43782fb0f0cc9b8a716eeb4e00f803bafa843df01e200788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4b402e08fac4ec43782fb0f0cc9b8a716eeb4e00f803bafa843df01e200788", kill_on_drop: false }`
[INFO] [stdout] 9d4b402e08fac4ec43782fb0f0cc9b8a716eeb4e00f803bafa843df01e200788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2607986ce2924c600b2dd92267c7c73cd80a5e520901b2554cefc95c87a3e38b
[INFO] running `Command { std: "docker" "start" "-a" "2607986ce2924c600b2dd92267c7c73cd80a5e520901b2554cefc95c87a3e38b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling secp256k1 v0.14.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustycoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Signature`
[INFO] [stdout]  --> src/classes/transaction.rs:2:59
[INFO] [stdout]   |
[INFO] [stdout] 2 | use secp256k1::{Secp256k1, Message, SecretKey, PublicKey, Signature, All};
[INFO] [stdout]   |                                                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]  --> src/classes/transaction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::rngs::OsRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/classes/transaction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]  --> src/classes/block.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `All`, `Message`, `Secp256k1`, and `SecretKey`
[INFO] [stdout]  --> src/utils.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use secp256k1::{Secp256k1, Message, SecretKey, Signature, All};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^  ^^^^^^^^^             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut block1 = Block::new(0, 0, transactions1, 0, String::default());
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Signature`
[INFO] [stdout]  --> src/classes/transaction.rs:2:59
[INFO] [stdout]   |
[INFO] [stdout] 2 | use secp256k1::{Secp256k1, Message, SecretKey, PublicKey, Signature, All};
[INFO] [stdout]   |                                                           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::rngs::OsRng`
[INFO] [stdout]  --> src/classes/transaction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::rngs::OsRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/classes/transaction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]  --> src/classes/block.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `All`, `Message`, `Secp256k1`, and `SecretKey`
[INFO] [stdout]  --> src/utils.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use secp256k1::{Secp256k1, Message, SecretKey, Signature, All};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^  ^^^^^^^^^             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut block1 = Block::new(0, 0, transactions1, 0, String::default());
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "2607986ce2924c600b2dd92267c7c73cd80a5e520901b2554cefc95c87a3e38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2607986ce2924c600b2dd92267c7c73cd80a5e520901b2554cefc95c87a3e38b", kill_on_drop: false }`
[INFO] [stdout] 2607986ce2924c600b2dd92267c7c73cd80a5e520901b2554cefc95c87a3e38b
