[INFO] fetching crate ipv8 0.1.0...
[INFO] checking ipv8-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate ipv8 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ipv8 0.1.0
[INFO] finished tweaking crates.io crate ipv8 0.1.0
[INFO] tweaked toml for crates.io crate ipv8 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipv8 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 553bc456e7b31d9184060b0c206f39b232173ecc10113db2eb468821ca8449e7
[INFO] running `Command { std: "docker" "start" "-a" "553bc456e7b31d9184060b0c206f39b232173ecc10113db2eb468821ca8449e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "553bc456e7b31d9184060b0c206f39b232173ecc10113db2eb468821ca8449e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553bc456e7b31d9184060b0c206f39b232173ecc10113db2eb468821ca8449e7", kill_on_drop: false }`
[INFO] [stdout] 553bc456e7b31d9184060b0c206f39b232173ecc10113db2eb468821ca8449e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50b4099d8b603f0398ebd1eef0c034383649ab21a95fa3601b933a7cd7165aa3
[INFO] running `Command { std: "docker" "start" "-a" "50b4099d8b603f0398ebd1eef0c034383649ab21a95fa3601b933a7cd7165aa3", kill_on_drop: false }`
[INFO] [stderr]     Checking ipv8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/ipv8.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct IPv8 {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 9 |   config: Config,
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]  --> src/ipv8.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct IPv8 {
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 9 |   config: Config,
[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 0.14s
[INFO] running `Command { std: "docker" "inspect" "50b4099d8b603f0398ebd1eef0c034383649ab21a95fa3601b933a7cd7165aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b4099d8b603f0398ebd1eef0c034383649ab21a95fa3601b933a7cd7165aa3", kill_on_drop: false }`
[INFO] [stdout] 50b4099d8b603f0398ebd1eef0c034383649ab21a95fa3601b933a7cd7165aa3