Nov 28 11:06:19.353 INFO checking ShaunApps/learning-rust-and-bitcoin against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:06:19.354 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 11:06:19.784 INFO [stdout] 4f381925fa56244bd51e5219018144881bd75107e226110794a430f191bfc54d
Nov 28 11:06:19.792 INFO running `"docker" "start" "-a" "4f381925fa56244bd51e5219018144881bd75107e226110794a430f191bfc54d"`
Nov 28 11:06:21.504 INFO [stderr] usermod: no changes
Nov 28 11:06:21.752 INFO [stderr]     Checking want v0.0.5
Nov 28 11:06:21.756 INFO [stderr]     Checking http v0.1.6
Nov 28 11:06:21.784 INFO [stderr]     Checking env_logger v0.5.10
Nov 28 11:06:24.516 INFO [stderr]     Checking pretty_env_logger v0.2.3
Nov 28 11:06:27.088 INFO [stderr]     Checking h2 v0.1.10
Nov 28 11:06:31.068 INFO [stderr]     Checking hyper v0.12.2
Nov 28 11:06:36.230 INFO [stderr]     Checking crypto v0.1.0 (/source)
Nov 28 11:06:39.150 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 11:06:39.150 INFO [stderr]  --> src/main.rs:5:1
Nov 28 11:06:39.150 INFO [stderr]   |
Nov 28 11:06:39.150 INFO [stderr] 5 | #[macro_use]
Nov 28 11:06:39.150 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 11:06:39.150 INFO [stderr]   |
Nov 28 11:06:39.150 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:06:39.150 INFO [stderr] 
Nov 28 11:06:39.150 INFO [stderr] warning: unused imports: `Error`, `Value`
Nov 28 11:06:39.150 INFO [stderr]  --> src/main.rs:8:18
Nov 28 11:06:39.150 INFO [stderr]   |
Nov 28 11:06:39.150 INFO [stderr] 8 | use serde_json::{Value, Error};
Nov 28 11:06:39.150 INFO [stderr]   |                  ^^^^^  ^^^^^
Nov 28 11:06:39.150 INFO [stderr] 
Nov 28 11:06:39.150 INFO [stderr] warning: unused import: `Digest`
Nov 28 11:06:39.150 INFO [stderr]   --> src/main.rs:10:20
Nov 28 11:06:39.150 INFO [stderr]    |
Nov 28 11:06:39.150 INFO [stderr] 10 | use sha2::{Sha256, Digest};
Nov 28 11:06:39.150 INFO [stderr]    |                    ^^^^^^
Nov 28 11:06:39.150 INFO [stderr] 
Nov 28 11:06:39.150 INFO [stderr] warning: unused import: `std::env`
Nov 28 11:06:39.150 INFO [stderr]   --> src/main.rs:11:5
Nov 28 11:06:39.150 INFO [stderr]    |
Nov 28 11:06:39.151 INFO [stderr] 11 | use std::env;
Nov 28 11:06:39.151 INFO [stderr]    |     ^^^^^^^^
Nov 28 11:06:39.151 INFO [stderr] 
Nov 28 11:06:39.151 INFO [stderr] warning: unused imports: `Future`, `Stream`, `self`
Nov 28 11:06:39.151 INFO [stderr]   --> src/main.rs:12:17
Nov 28 11:06:39.151 INFO [stderr]    |
Nov 28 11:06:39.151 INFO [stderr] 12 | use hyper::rt::{self, Future, Stream};
Nov 28 11:06:39.151 INFO [stderr]    |                 ^^^^  ^^^^^^  ^^^^^^
Nov 28 11:06:39.151 INFO [stderr] 
Nov 28 11:06:39.151 INFO [stderr] warning: unused import: `std::env`
Nov 28 11:06:39.151 INFO [stderr]  --> src/utxos/mod.rs:4:5
Nov 28 11:06:39.151 INFO [stderr]   |
Nov 28 11:06:39.151 INFO [stderr] 4 | use std::env;
Nov 28 11:06:39.151 INFO [stderr]   |     ^^^^^^^^
Nov 28 11:06:39.151 INFO [stderr] 
Nov 28 11:06:39.152 INFO [stderr] warning: unused imports: `Write`, `self`
Nov 28 11:06:39.152 INFO [stderr]  --> src/utxos/mod.rs:5:15
Nov 28 11:06:39.152 INFO [stderr]   |
Nov 28 11:06:39.152 INFO [stderr] 5 | use std::io::{self, Write};
Nov 28 11:06:39.152 INFO [stderr]   |               ^^^^  ^^^^^
Nov 28 11:06:39.152 INFO [stderr] 
Nov 28 11:06:39.152 INFO [stderr] warning: unused import: `std::str`
Nov 28 11:06:39.152 INFO [stderr]  --> src/utxos/mod.rs:6:5
Nov 28 11:06:39.152 INFO [stderr]   |
Nov 28 11:06:39.152 INFO [stderr] 6 | use std::str;
Nov 28 11:06:39.153 INFO [stderr]   |     ^^^^^^^^
Nov 28 11:06:39.153 INFO [stderr] 
Nov 28 11:06:39.153 INFO [stderr] warning: unused import: `hyper::Client`
Nov 28 11:06:39.153 INFO [stderr]  --> src/utxos/mod.rs:8:5
Nov 28 11:06:39.153 INFO [stderr]   |
Nov 28 11:06:39.153 INFO [stderr] 8 | use hyper::Client;
Nov 28 11:06:39.153 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 11:06:39.153 INFO [stderr] 
Nov 28 11:06:39.153 INFO [stderr] warning: unused imports: `Future`, `Stream`, `self`
Nov 28 11:06:39.153 INFO [stderr]  --> src/utxos/mod.rs:9:17
Nov 28 11:06:39.153 INFO [stderr]   |
Nov 28 11:06:39.153 INFO [stderr] 9 | use hyper::rt::{self, Future, Stream};
Nov 28 11:06:39.153 INFO [stderr]   |                 ^^^^  ^^^^^^  ^^^^^^
Nov 28 11:06:39.153 INFO [stderr] 
Nov 28 11:06:39.153 INFO [stderr] warning: unused imports: `Error`, `Value`
Nov 28 11:06:39.153 INFO [stderr]   --> src/utxos/mod.rs:11:18
Nov 28 11:06:39.153 INFO [stderr]    |
Nov 28 11:06:39.153 INFO [stderr] 11 | use serde_json::{Value, Error};
Nov 28 11:06:39.153 INFO [stderr]    |                  ^^^^^  ^^^^^
Nov 28 11:06:39.153 INFO [stderr] 
Nov 28 11:06:39.153 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 28 11:06:39.154 INFO [stderr]   --> src/field_element.rs:20:23
Nov 28 11:06:39.154 INFO [stderr]    |
Nov 28 11:06:39.154 INFO [stderr] 20 |         let exp_num = (num.pow(other) % self.prime);
Nov 28 11:06:39.154 INFO [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 11:06:39.154 INFO [stderr]    |
Nov 28 11:06:39.154 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 11:06:39.154 INFO [stderr] 
Nov 28 11:06:39.154 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 11:06:39.154 INFO [stderr]   --> src/elliptic_curves.rs:31:12
Nov 28 11:06:39.154 INFO [stderr]    |
Nov 28 11:06:39.154 INFO [stderr] 31 |         if (self.a != other.a || self.b != other.b) { panic!("Points are not on the same curve!")}
Nov 28 11:06:39.154 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 11:06:39.154 INFO [stderr] 
Nov 28 11:06:39.154 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 11:06:39.154 INFO [stderr]   --> src/main.rs:18:5
Nov 28 11:06:39.154 INFO [stderr]    |
Nov 28 11:06:39.154 INFO [stderr] 18 | use std::fs::File;
Nov 28 11:06:39.154 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 11:06:39.154 INFO [stderr] 
Nov 28 11:06:39.154 INFO [stderr] warning: unused import: `std::path::Path`
Nov 28 11:06:39.154 INFO [stderr]   --> src/main.rs:19:5
Nov 28 11:06:39.154 INFO [stderr]    |
Nov 28 11:06:39.155 INFO [stderr] 19 | use std::path::Path;
Nov 28 11:06:39.155 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 11:06:39.155 INFO [stderr] 
Nov 28 11:06:39.155 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 11:06:39.155 INFO [stderr]   --> src/main.rs:20:5
Nov 28 11:06:39.155 INFO [stderr]    |
Nov 28 11:06:39.155 INFO [stderr] 20 | use std::io::prelude::*;
Nov 28 11:06:39.155 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 11:06:39.155 INFO [stderr] 
Nov 28 11:06:39.371 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 11:06:39.371 INFO [stderr]  --> src/main.rs:5:1
Nov 28 11:06:39.371 INFO [stderr]   |
Nov 28 11:06:39.371 INFO [stderr] 5 | #[macro_use]
Nov 28 11:06:39.371 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 11:06:39.371 INFO [stderr]   |
Nov 28 11:06:39.371 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 11:06:39.371 INFO [stderr] 
Nov 28 11:06:39.372 INFO [stderr] warning: unused imports: `Error`, `Value`
Nov 28 11:06:39.372 INFO [stderr]  --> src/main.rs:8:18
Nov 28 11:06:39.372 INFO [stderr]   |
Nov 28 11:06:39.372 INFO [stderr] 8 | use serde_json::{Value, Error};
Nov 28 11:06:39.372 INFO [stderr]   |                  ^^^^^  ^^^^^
Nov 28 11:06:39.372 INFO [stderr] 
Nov 28 11:06:39.372 INFO [stderr] warning: unused imports: `Digest`, `Sha256`
Nov 28 11:06:39.372 INFO [stderr]   --> src/main.rs:10:12
Nov 28 11:06:39.372 INFO [stderr]    |
Nov 28 11:06:39.372 INFO [stderr] 10 | use sha2::{Sha256, Digest};
Nov 28 11:06:39.372 INFO [stderr]    |            ^^^^^^  ^^^^^^
Nov 28 11:06:39.372 INFO [stderr] 
Nov 28 11:06:39.372 INFO [stderr] warning: unused import: `std::env`
Nov 28 11:06:39.373 INFO [stderr]   --> src/main.rs:11:5
Nov 28 11:06:39.373 INFO [stderr]    |
Nov 28 11:06:39.373 INFO [stderr] 11 | use std::env;
Nov 28 11:06:39.373 INFO [stderr]    |     ^^^^^^^^
Nov 28 11:06:39.373 INFO [stderr] 
Nov 28 11:06:39.373 INFO [stderr] warning: unused imports: `Future`, `Stream`, `self`
Nov 28 11:06:39.373 INFO [stderr]   --> src/main.rs:12:17
Nov 28 11:06:39.373 INFO [stderr]    |
Nov 28 11:06:39.373 INFO [stderr] 12 | use hyper::rt::{self, Future, Stream};
Nov 28 11:06:39.373 INFO [stderr]    |                 ^^^^  ^^^^^^  ^^^^^^
Nov 28 11:06:39.373 INFO [stderr] 
Nov 28 11:06:39.373 INFO [stderr] warning: unused import: `std::env`
Nov 28 11:06:39.373 INFO [stderr]  --> src/utxos/mod.rs:4:5
Nov 28 11:06:39.374 INFO [stderr]   |
Nov 28 11:06:39.374 INFO [stderr] 4 | use std::env;
Nov 28 11:06:39.374 INFO [stderr]   |     ^^^^^^^^
Nov 28 11:06:39.374 INFO [stderr] 
Nov 28 11:06:39.374 INFO [stderr] warning: unused imports: `Write`, `self`
Nov 28 11:06:39.374 INFO [stderr]  --> src/utxos/mod.rs:5:15
Nov 28 11:06:39.374 INFO [stderr]   |
Nov 28 11:06:39.374 INFO [stderr] 5 | use std::io::{self, Write};
Nov 28 11:06:39.376 INFO [stderr]   |               ^^^^  ^^^^^
Nov 28 11:06:39.376 INFO [stderr] 
Nov 28 11:06:39.376 INFO [stderr] warning: unused import: `std::str`
Nov 28 11:06:39.376 INFO [stderr]  --> src/utxos/mod.rs:6:5
Nov 28 11:06:39.376 INFO [stderr]   |
Nov 28 11:06:39.377 INFO [stderr] 6 | use std::str;
Nov 28 11:06:39.377 INFO [stderr]   |     ^^^^^^^^
Nov 28 11:06:39.377 INFO [stderr] 
Nov 28 11:06:39.377 INFO [stderr] warning: unused import: `hyper::Client`
Nov 28 11:06:39.377 INFO [stderr]  --> src/utxos/mod.rs:8:5
Nov 28 11:06:39.377 INFO [stderr]   |
Nov 28 11:06:39.377 INFO [stderr] 8 | use hyper::Client;
Nov 28 11:06:39.377 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 28 11:06:39.377 INFO [stderr] 
Nov 28 11:06:39.377 INFO [stderr] warning: unused imports: `Future`, `Stream`, `self`
Nov 28 11:06:39.377 INFO [stderr]  --> src/utxos/mod.rs:9:17
Nov 28 11:06:39.377 INFO [stderr]   |
Nov 28 11:06:39.377 INFO [stderr] 9 | use hyper::rt::{self, Future, Stream};
Nov 28 11:06:39.377 INFO [stderr]   |                 ^^^^  ^^^^^^  ^^^^^^
Nov 28 11:06:39.377 INFO [stderr] 
Nov 28 11:06:39.377 INFO [stderr] warning: unused imports: `Error`, `Value`
Nov 28 11:06:39.377 INFO [stderr]   --> src/utxos/mod.rs:11:18
Nov 28 11:06:39.377 INFO [stderr]    |
Nov 28 11:06:39.377 INFO [stderr] 11 | use serde_json::{Value, Error};
Nov 28 11:06:39.377 INFO [stderr]    |                  ^^^^^  ^^^^^
Nov 28 11:06:39.377 INFO [stderr] 
Nov 28 11:06:39.377 INFO [stderr] warning: unnecessary parentheses around assigned value
Nov 28 11:06:39.377 INFO [stderr]   --> src/field_element.rs:20:23
Nov 28 11:06:39.377 INFO [stderr]    |
Nov 28 11:06:39.377 INFO [stderr] 20 |         let exp_num = (num.pow(other) % self.prime);
Nov 28 11:06:39.378 INFO [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 11:06:39.378 INFO [stderr]    |
Nov 28 11:06:39.378 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 28 11:06:39.378 INFO [stderr] 
Nov 28 11:06:39.378 INFO [stderr] warning: unused import: `FieldElement`
Nov 28 11:06:39.378 INFO [stderr]  --> src/elliptic_curves.rs:7:21
Nov 28 11:06:39.378 INFO [stderr]   |
Nov 28 11:06:39.378 INFO [stderr] 7 | use field_element::{FieldElement};
Nov 28 11:06:39.378 INFO [stderr]   |                     ^^^^^^^^^^^^
Nov 28 11:06:39.378 INFO [stderr] 
Nov 28 11:06:39.378 INFO [stderr] warning: unnecessary parentheses around `if` condition
Nov 28 11:06:39.378 INFO [stderr]   --> src/elliptic_curves.rs:31:12
Nov 28 11:06:39.378 INFO [stderr]    |
Nov 28 11:06:39.378 INFO [stderr] 31 |         if (self.a != other.a || self.b != other.b) { panic!("Points are not on the same curve!")}
Nov 28 11:06:39.378 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 11:06:39.378 INFO [stderr] 
Nov 28 11:06:39.378 INFO [stderr] warning: unused import: `std::fs::File`
Nov 28 11:06:39.378 INFO [stderr]   --> src/main.rs:18:5
Nov 28 11:06:39.378 INFO [stderr]    |
Nov 28 11:06:39.378 INFO [stderr] 18 | use std::fs::File;
Nov 28 11:06:39.378 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 28 11:06:39.378 INFO [stderr] 
Nov 28 11:06:39.378 INFO [stderr] warning: unused import: `std::path::Path`
Nov 28 11:06:39.378 INFO [stderr]   --> src/main.rs:19:5
Nov 28 11:06:39.378 INFO [stderr]    |
Nov 28 11:06:39.379 INFO [stderr] 19 | use std::path::Path;
Nov 28 11:06:39.379 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 28 11:06:39.379 INFO [stderr] 
Nov 28 11:06:39.379 INFO [stderr] warning: unused import: `std::io::prelude::*`
Nov 28 11:06:39.379 INFO [stderr]   --> src/main.rs:20:5
Nov 28 11:06:39.379 INFO [stderr]    |
Nov 28 11:06:39.379 INFO [stderr] 20 | use std::io::prelude::*;
Nov 28 11:06:39.379 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 28 11:06:39.379 INFO [stderr] 
Nov 28 11:06:39.418 INFO [stderr] warning: unused variable: `data`
Nov 28 11:06:39.418 INFO [stderr]   --> src/main.rs:28:5
Nov 28 11:06:39.418 INFO [stderr]    |
Nov 28 11:06:39.419 INFO [stderr] 28 | let data = r#"[
Nov 28 11:06:39.419 INFO [stderr]    |     ^^^^ help: consider using `_data` instead
Nov 28 11:06:39.419 INFO [stderr]    |
Nov 28 11:06:39.419 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:06:39.419 INFO [stderr] 
Nov 28 11:06:39.540 INFO [stderr] warning: unused variable: `data`
Nov 28 11:06:39.541 INFO [stderr]   --> src/main.rs:28:5
Nov 28 11:06:39.542 INFO [stderr]    |
Nov 28 11:06:39.542 INFO [stderr] 28 | let data = r#"[
Nov 28 11:06:39.542 INFO [stderr]    |     ^^^^ help: consider using `_data` instead
Nov 28 11:06:39.542 INFO [stderr]    |
Nov 28 11:06:39.542 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 11:06:39.542 INFO [stderr] 
Nov 28 11:06:39.639 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.09s
Nov 28 11:06:39.640 INFO [stderr] su: No module specific data is present
Nov 28 11:06:40.516 INFO running `"docker" "inspect" "4f381925fa56244bd51e5219018144881bd75107e226110794a430f191bfc54d"`
Nov 28 11:06:40.920 INFO running `"docker" "rm" "-f" "4f381925fa56244bd51e5219018144881bd75107e226110794a430f191bfc54d"`
Nov 28 11:06:41.168 INFO [stdout] 4f381925fa56244bd51e5219018144881bd75107e226110794a430f191bfc54d