[INFO] cloning repository https://github.com/HarutoKimura/EllipticCurve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HarutoKimura/EllipticCurve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarutoKimura%2FEllipticCurve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarutoKimura%2FEllipticCurve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06b6021c16618a6aa4a6a0f509c5a0d71045d2c7
[INFO] checking HarutoKimura/EllipticCurve against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarutoKimura%2FEllipticCurve" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HarutoKimura/EllipticCurve on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HarutoKimura/EllipticCurve
[INFO] finished tweaking git repo https://github.com/HarutoKimura/EllipticCurve
[INFO] tweaked toml for git repo https://github.com/HarutoKimura/EllipticCurve written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HarutoKimura/EllipticCurve 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2efaf2c80cb9c910737629a52efb1d8f727d90b84f40323c26191b4a5a00f016
[INFO] running `Command { std: "docker" "start" "-a" "2efaf2c80cb9c910737629a52efb1d8f727d90b84f40323c26191b4a5a00f016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2efaf2c80cb9c910737629a52efb1d8f727d90b84f40323c26191b4a5a00f016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2efaf2c80cb9c910737629a52efb1d8f727d90b84f40323c26191b4a5a00f016", kill_on_drop: false }`
[INFO] [stdout] 2efaf2c80cb9c910737629a52efb1d8f727d90b84f40323c26191b4a5a00f016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc72adae552fca80b53f1edba26ddeb9de9224ebbe63923aceee43ab8e45479d
[INFO] running `Command { std: "docker" "start" "-a" "fc72adae552fca80b53f1edba26ddeb9de9224ebbe63923aceee43ab8e45479d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking sha2 v0.10.8
[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 ecdsa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Num`
[INFO] [stdout]  --> src/ecdsa.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use num_traits::{Num, Zero};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_bigint::ToBigUint`
[INFO] [stdout]    --> src/ecdsa.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use num_bigint::ToBigUint;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ecdsa`
[INFO] [stdout]    --> src/ecdsa.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     use crate::ecdsa;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signature`
[INFO] [stdout]    --> src/ecdsa.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let signature = signature_result.unwrap();
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_signature`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "fc72adae552fca80b53f1edba26ddeb9de9224ebbe63923aceee43ab8e45479d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc72adae552fca80b53f1edba26ddeb9de9224ebbe63923aceee43ab8e45479d", kill_on_drop: false }`
[INFO] [stdout] fc72adae552fca80b53f1edba26ddeb9de9224ebbe63923aceee43ab8e45479d