[INFO] cloning repository https://github.com/rockcoolsaint/rust-ethereum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rockcoolsaint/rust-ethereum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Frust-ethereum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Frust-ethereum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7dc5fe8cf167332108f5fa9ebdce975ffed08d9
[INFO] checking rockcoolsaint/rust-ethereum/d7dc5fe8cf167332108f5fa9ebdce975ffed08d9 against 012c0bd4d516934012c9a1ecb26e9eb283d2ed75 for pr-133502-29
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Frust-ethereum" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rockcoolsaint/rust-ethereum
[INFO] finished tweaking git repo https://github.com/rockcoolsaint/rust-ethereum
[INFO] tweaked toml for git repo https://github.com/rockcoolsaint/rust-ethereum written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rockcoolsaint/rust-ethereum on toolchain 012c0bd4d516934012c9a1ecb26e9eb283d2ed75
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012c0bd4d516934012c9a1ecb26e9eb283d2ed75" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rockcoolsaint/rust-ethereum 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" "+012c0bd4d516934012c9a1ecb26e9eb283d2ed75" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704
[INFO] running `Command { std: "docker" "start" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704" "/opt/rustwide/cargo-home/bin/cargo" "+012c0bd4d516934012c9a1ecb26e9eb283d2ed75" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704" "/opt/rustwide/cargo-home/bin/cargo" "+012c0bd4d516934012c9a1ecb26e9eb283d2ed75" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `wei_conv`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let wei_conv: U256 = U256::exp10(18);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wei_conv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wei_conv`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let wei_conv: U256 = U256::exp10(18);
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wei_conv`
[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 1m 26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ethereum-types v0.14.1, primitive-types v0.12.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704", kill_on_drop: false }`
[INFO] [stdout] aa86237e79dc6bbbaae8afa857127ba26d1fc7e32e4f3f717f877622554d2704
