[INFO] fetching crate msg_channel_macro 0.1.0-beat.3...
[INFO] testing msg_channel_macro-0.1.0-beat.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate msg_channel_macro 0.1.0-beat.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate msg_channel_macro 0.1.0-beat.3
[INFO] finished tweaking crates.io crate msg_channel_macro 0.1.0-beat.3
[INFO] tweaked toml for crates.io crate msg_channel_macro 0.1.0-beat.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate msg_channel_macro 0.1.0-beat.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3f8d54b80666917e78830b5ee5f9a3199e45059a2980baee4f6688b2169e581
[INFO] running `Command { std: "docker" "start" "-a" "d3f8d54b80666917e78830b5ee5f9a3199e45059a2980baee4f6688b2169e581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f8d54b80666917e78830b5ee5f9a3199e45059a2980baee4f6688b2169e581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f8d54b80666917e78830b5ee5f9a3199e45059a2980baee4f6688b2169e581", kill_on_drop: false }`
[INFO] [stdout] d3f8d54b80666917e78830b5ee5f9a3199e45059a2980baee4f6688b2169e581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52e035d02ef664df40aaa46a1cd7bb2fd42b78f9b43b2ed657b261b389a70840
[INFO] running `Command { std: "docker" "start" "-a" "52e035d02ef664df40aaa46a1cd7bb2fd42b78f9b43b2ed657b261b389a70840", kill_on_drop: false }`
[INFO] [stderr]    Compiling msg_channel_macro v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "52e035d02ef664df40aaa46a1cd7bb2fd42b78f9b43b2ed657b261b389a70840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e035d02ef664df40aaa46a1cd7bb2fd42b78f9b43b2ed657b261b389a70840", kill_on_drop: false }`
[INFO] [stdout] 52e035d02ef664df40aaa46a1cd7bb2fd42b78f9b43b2ed657b261b389a70840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac6f06c995e5991caf937432f1f16e4616f7887148577008e5d65ce01f597ac2
[INFO] running `Command { std: "docker" "start" "-a" "ac6f06c995e5991caf937432f1f16e4616f7887148577008e5d65ce01f597ac2", kill_on_drop: false }`
[INFO] [stderr]    Compiling msg_channel_macro v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "ac6f06c995e5991caf937432f1f16e4616f7887148577008e5d65ce01f597ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6f06c995e5991caf937432f1f16e4616f7887148577008e5d65ce01f597ac2", kill_on_drop: false }`
[INFO] [stdout] ac6f06c995e5991caf937432f1f16e4616f7887148577008e5d65ce01f597ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb04e172c913e9337f66633e40f09f229c9d556b9673b37516364f19e8db40c8
[INFO] running `Command { std: "docker" "start" "-a" "fb04e172c913e9337f66633e40f09f229c9d556b9673b37516364f19e8db40c8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/msg_channel_macro-3c23e7a9c1885361)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests msg_channel_macro
[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] [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" "fb04e172c913e9337f66633e40f09f229c9d556b9673b37516364f19e8db40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb04e172c913e9337f66633e40f09f229c9d556b9673b37516364f19e8db40c8", kill_on_drop: false }`
[INFO] [stdout] fb04e172c913e9337f66633e40f09f229c9d556b9673b37516364f19e8db40c8