[INFO] fetching crate protoc-gen-echo 0.2.0...
[INFO] testing protoc-gen-echo-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate protoc-gen-echo 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate protoc-gen-echo 0.2.0
[INFO] finished tweaking crates.io crate protoc-gen-echo 0.2.0
[INFO] tweaked toml for crates.io crate protoc-gen-echo 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protoc-gen-echo 0.2.0 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] crate crates.io crate protoc-gen-echo 0.2.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 2bfa6ecf162e04031d3307e335ebe6978747e22687094a10c03eec28e10db777
[INFO] running `Command { std: "docker" "start" "-a" "2bfa6ecf162e04031d3307e335ebe6978747e22687094a10c03eec28e10db777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bfa6ecf162e04031d3307e335ebe6978747e22687094a10c03eec28e10db777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bfa6ecf162e04031d3307e335ebe6978747e22687094a10c03eec28e10db777", kill_on_drop: false }`
[INFO] [stdout] 2bfa6ecf162e04031d3307e335ebe6978747e22687094a10c03eec28e10db777
[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] b9b12e79ba939a4dbda3096045b0380f896fe8d000ae7e65a7613c4adec0d783
[INFO] running `Command { std: "docker" "start" "-a" "b9b12e79ba939a4dbda3096045b0380f896fe8d000ae7e65a7613c4adec0d783", kill_on_drop: false }`
[INFO] [stderr]    Compiling protoc-gen-echo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b9b12e79ba939a4dbda3096045b0380f896fe8d000ae7e65a7613c4adec0d783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b12e79ba939a4dbda3096045b0380f896fe8d000ae7e65a7613c4adec0d783", kill_on_drop: false }`
[INFO] [stdout] b9b12e79ba939a4dbda3096045b0380f896fe8d000ae7e65a7613c4adec0d783
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6076d56f8b5c6c9a6574f54ef7a62b0753054cd765bfb3e500fe4d4b3f2f8f54
[INFO] running `Command { std: "docker" "start" "-a" "6076d56f8b5c6c9a6574f54ef7a62b0753054cd765bfb3e500fe4d4b3f2f8f54", kill_on_drop: false }`
[INFO] [stderr]    Compiling protoc-gen-echo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "6076d56f8b5c6c9a6574f54ef7a62b0753054cd765bfb3e500fe4d4b3f2f8f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6076d56f8b5c6c9a6574f54ef7a62b0753054cd765bfb3e500fe4d4b3f2f8f54", kill_on_drop: false }`
[INFO] [stdout] 6076d56f8b5c6c9a6574f54ef7a62b0753054cd765bfb3e500fe4d4b3f2f8f54
[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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca81f41cd594e406f7d528e46ee3059c6f790bffcfcdd35abe04ef9eccedfee9
[INFO] running `Command { std: "docker" "start" "-a" "ca81f41cd594e406f7d528e46ee3059c6f790bffcfcdd35abe04ef9eccedfee9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/protoc_gen_echo-6156299dddd06aaa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca81f41cd594e406f7d528e46ee3059c6f790bffcfcdd35abe04ef9eccedfee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca81f41cd594e406f7d528e46ee3059c6f790bffcfcdd35abe04ef9eccedfee9", kill_on_drop: false }`
[INFO] [stdout] ca81f41cd594e406f7d528e46ee3059c6f790bffcfcdd35abe04ef9eccedfee9
