[INFO] cloning repository https://github.com/Mario-SO/rs_wallet_gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mario-SO/rs_wallet_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMario-SO%2Frs_wallet_gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMario-SO%2Frs_wallet_gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da0bb468d5a0da24d17149d41c0e6b829aa0900d
[INFO] building Mario-SO/rs_wallet_gen against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMario-SO%2Frs_wallet_gen" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mario-SO/rs_wallet_gen on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mario-SO/rs_wallet_gen
[INFO] finished tweaking git repo https://github.com/Mario-SO/rs_wallet_gen
[INFO] tweaked toml for git repo https://github.com/Mario-SO/rs_wallet_gen written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Mario-SO/rs_wallet_gen 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded secp256k1-sys v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb8027727bb20b2e53dbd25308f1f58d9dbb77d2c08fe408b22b83208a1d067f
[INFO] running `Command { std: "docker" "start" "-a" "bb8027727bb20b2e53dbd25308f1f58d9dbb77d2c08fe408b22b83208a1d067f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb8027727bb20b2e53dbd25308f1f58d9dbb77d2c08fe408b22b83208a1d067f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb8027727bb20b2e53dbd25308f1f58d9dbb77d2c08fe408b22b83208a1d067f", kill_on_drop: false }`
[INFO] [stdout] bb8027727bb20b2e53dbd25308f1f58d9dbb77d2c08fe408b22b83208a1d067f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f7baab777486a8f3c619974f8d0f21619bbcbbba2bd19a937115504f87188b
[INFO] running `Command { std: "docker" "start" "-a" "76f7baab777486a8f3c619974f8d0f21619bbcbbba2bd19a937115504f87188b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling secp256k1-sys v0.9.1
[INFO] [stderr]    Compiling secp256k1 v0.28.0
[INFO] [stderr]    Compiling rs-wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `secret_key_hex` is never used
[INFO] [stdout]   --> src/eth_wallet.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl EthWallet {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn secret_key_hex(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "76f7baab777486a8f3c619974f8d0f21619bbcbbba2bd19a937115504f87188b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f7baab777486a8f3c619974f8d0f21619bbcbbba2bd19a937115504f87188b", kill_on_drop: false }`
[INFO] [stdout] 76f7baab777486a8f3c619974f8d0f21619bbcbbba2bd19a937115504f87188b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c075f6a7f353886b7afa2aff906760bef31e29035a19349d529b14bae3c279a
[INFO] running `Command { std: "docker" "start" "-a" "6c075f6a7f353886b7afa2aff906760bef31e29035a19349d529b14bae3c279a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `secret_key_hex` is never used
[INFO] [stdout]   --> src/eth_wallet.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl EthWallet {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn secret_key_hex(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "6c075f6a7f353886b7afa2aff906760bef31e29035a19349d529b14bae3c279a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c075f6a7f353886b7afa2aff906760bef31e29035a19349d529b14bae3c279a", kill_on_drop: false }`
[INFO] [stdout] 6c075f6a7f353886b7afa2aff906760bef31e29035a19349d529b14bae3c279a