[INFO] cloning repository https://github.com/higumachan/programming_bitcoin_book_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higumachan/programming_bitcoin_book_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fprogramming_bitcoin_book_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fprogramming_bitcoin_book_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 219ff95ff59654c7a0d977bad882632cfc8b54bf
[INFO] checking higumachan/programming_bitcoin_book_in_rust against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhigumachan%2Fprogramming_bitcoin_book_in_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/higumachan/programming_bitcoin_book_in_rust
[INFO] finished tweaking git repo https://github.com/higumachan/programming_bitcoin_book_in_rust
[INFO] tweaked toml for git repo https://github.com/higumachan/programming_bitcoin_book_in_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/higumachan/programming_bitcoin_book_in_rust on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/higumachan/programming_bitcoin_book_in_rust 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" "+94e848735e78b58442e0b82e9c60f8f430840389" "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 num-bigint v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fa1a471ff1beb5e09be5f4448aa348723786f312193acddbe4f4032b20fc8c6
[INFO] running `Command { std: "docker" "start" "-a" "7fa1a471ff1beb5e09be5f4448aa348723786f312193acddbe4f4032b20fc8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa1a471ff1beb5e09be5f4448aa348723786f312193acddbe4f4032b20fc8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa1a471ff1beb5e09be5f4448aa348723786f312193acddbe4f4032b20fc8c6", kill_on_drop: false }`
[INFO] [stdout] 7fa1a471ff1beb5e09be5f4448aa348723786f312193acddbe4f4032b20fc8c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7809e73912cb00eede53fce47d159ee1be70b572640cb621230c4a86922397a2
[INFO] running `Command { std: "docker" "start" "-a" "7809e73912cb00eede53fce47d159ee1be70b572640cb621230c4a86922397a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking encriptions v0.1.0 (/opt/rustwide/workdir/crates/encriptions)
[INFO] [stdout] warning: unused import: `num::traits::real::Real`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::traits::real::Real;
[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 imports: `AddAssign`, `Add`, and `Mul`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Mul};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `f64FieldElement` should have an upper camel case name
[INFO] [stdout]    --> crates/encriptions/src/field.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct f64FieldElement(f64);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `F64fieldElement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> crates/encriptions/src/point.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::{BigInt, Float};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> crates/encriptions/src/point.rs:102:33
[INFO] [stdout]     |
[INFO] [stdout] 102 |                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout] 102 +                         T::from(y2.clone() - y1.clone() ) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> crates/encriptions/src/point.rs:102:70
[INFO] [stdout]     |
[INFO] [stdout] 102 |                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |                                                                      ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout] 102 +                         T::from((y2.clone() - y1.clone())) / T::from(x2.clone() - x1.clone() ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Pow`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num_traits::Pow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> crates/encriptions/src/point.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn mul(self, rhs: PointOnCurve<T, C>) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Prime` is never used
[INFO] [stdout]  --> crates/encriptions/src/field.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Prime {
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Prime13` is never constructed
[INFO] [stdout]   --> crates/encriptions/src/field.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 | def_prime_struct!(Prime13, 13);
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_prime_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Prime19` is never constructed
[INFO] [stdout]   --> crates/encriptions/src/field.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | def_prime_struct!(Prime19, 19);
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_prime_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Prime29` is never constructed
[INFO] [stdout]   --> crates/encriptions/src/field.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | def_prime_struct!(Prime29, 29);
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_prime_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Prime223` is never constructed
[INFO] [stdout]   --> crates/encriptions/src/field.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | def_prime_struct!(Prime223, 223);
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `def_prime_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FiniteFieldElement` is never constructed
[INFO] [stdout]   --> crates/encriptions/src/field.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FiniteFieldElement<P: Prime>(BigUint, PhantomData<P>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `new_from_u64` are never used
[INFO] [stdout]   --> crates/encriptions/src/field.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl<P: Prime> FiniteFieldElement<P> {
[INFO] [stdout]    | ------------------------------------ associated functions in this implementation
[INFO] [stdout] 48 |     pub fn new(value: BigUint) -> Option<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn new_from_u64(value: u64) -> Option<Self> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rem_euclid` is never used
[INFO] [stdout]    --> crates/encriptions/src/field.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn rem_euclid(a: &BigInt, b: &BigUint) -> BigUint {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `f64FieldElement` is never constructed
[INFO] [stdout]    --> crates/encriptions/src/field.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct f64FieldElement(f64);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::traits::real::Real`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::traits::real::Real;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking programming_bitcoin_book_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AddAssign`, `Add`, and `Mul`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::{Add, AddAssign, Mul};
[INFO] [stdout]   |                ^^^  ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `f64FieldElement` should have an upper camel case name
[INFO] [stdout]    --> crates/encriptions/src/field.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct f64FieldElement(f64);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `F64fieldElement`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> crates/encriptions/src/point.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::{BigInt, Float};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> crates/encriptions/src/point.rs:102:33
[INFO] [stdout]     |
[INFO] [stdout] 102 |                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |                                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout] 102 +                         T::from(y2.clone() - y1.clone() ) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> crates/encriptions/src/point.rs:102:70
[INFO] [stdout]     |
[INFO] [stdout] 102 |                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout]     |                                                                      ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 102 -                         T::from((y2.clone() - y1.clone())) / T::from((x2.clone() - x1.clone())),
[INFO] [stdout] 102 +                         T::from((y2.clone() - y1.clone())) / T::from(x2.clone() - x1.clone() ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::Pow`
[INFO] [stdout]  --> crates/encriptions/src/curve.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use num_traits::Pow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]   --> crates/encriptions/src/point.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn mul(self, rhs: PointOnCurve<T, C>) -> Self::Output {
[INFO] [stdout]    |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "7809e73912cb00eede53fce47d159ee1be70b572640cb621230c4a86922397a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7809e73912cb00eede53fce47d159ee1be70b572640cb621230c4a86922397a2", kill_on_drop: false }`
[INFO] [stdout] 7809e73912cb00eede53fce47d159ee1be70b572640cb621230c4a86922397a2
