[INFO] fetching crate picotcp-sys 0.2.1...
[INFO] testing picotcp-sys-0.2.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate picotcp-sys 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate picotcp-sys 0.2.1
[INFO] finished tweaking crates.io crate picotcp-sys 0.2.1
[INFO] tweaked toml for crates.io crate picotcp-sys 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate picotcp-sys 0.2.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.19.2 (available: v0.72.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7599b459688424cfb7e46de564b9734a59e81d62d24d23c95441e78af8e77c94
[INFO] running `Command { std: "docker" "start" "-a" "7599b459688424cfb7e46de564b9734a59e81d62d24d23c95441e78af8e77c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7599b459688424cfb7e46de564b9734a59e81d62d24d23c95441e78af8e77c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7599b459688424cfb7e46de564b9734a59e81d62d24d23c95441e78af8e77c94", kill_on_drop: false }`
[INFO] [stdout] 7599b459688424cfb7e46de564b9734a59e81d62d24d23c95441e78af8e77c94
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 643916811c359d3401a9add976c2a1f450bd1a773df4b1f9ccc9e252ed74bf71
[INFO] running `Command { std: "docker" "start" "-a" "643916811c359d3401a9add976c2a1f450bd1a773df4b1f9ccc9e252ed74bf71", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] error: can't find lib `picotcp_sys` at path `/opt/rustwide/workdir/picotcp.rs`
[INFO] [stderr]  --> /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] error: could not compile due to 1 previous target resolution error
[INFO] running `Command { std: "docker" "inspect" "643916811c359d3401a9add976c2a1f450bd1a773df4b1f9ccc9e252ed74bf71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643916811c359d3401a9add976c2a1f450bd1a773df4b1f9ccc9e252ed74bf71", kill_on_drop: false }`
[INFO] [stdout] 643916811c359d3401a9add976c2a1f450bd1a773df4b1f9ccc9e252ed74bf71
