[INFO] fetching crate msg_channel_macro 0.1.0-beat.3...
[INFO] testing msg_channel_macro-0.1.0-beat.3 against beta-2025-10-28 for beta-1.92-2
[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-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4423d659f60ba493b253a2f00743a1ccf11f284452b43ee539e89ff3e3a0309f
[INFO] running `Command { std: "docker" "start" "-a" "4423d659f60ba493b253a2f00743a1ccf11f284452b43ee539e89ff3e3a0309f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4423d659f60ba493b253a2f00743a1ccf11f284452b43ee539e89ff3e3a0309f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4423d659f60ba493b253a2f00743a1ccf11f284452b43ee539e89ff3e3a0309f", kill_on_drop: false }`
[INFO] [stdout] 4423d659f60ba493b253a2f00743a1ccf11f284452b43ee539e89ff3e3a0309f
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d000e339a738ed3dabcce5922fb59c15dc35d22f09c01e49cef98dccad53e5
[INFO] running `Command { std: "docker" "start" "-a" "b3d000e339a738ed3dabcce5922fb59c15dc35d22f09c01e49cef98dccad53e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling msg_channel_macro v0.1.0-beat.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "b3d000e339a738ed3dabcce5922fb59c15dc35d22f09c01e49cef98dccad53e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d000e339a738ed3dabcce5922fb59c15dc35d22f09c01e49cef98dccad53e5", kill_on_drop: false }`
[INFO] [stdout] b3d000e339a738ed3dabcce5922fb59c15dc35d22f09c01e49cef98dccad53e5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad8027212d53ca1d54f20856007a5ddc54896c3e47691cd31c7734e8ab09f60
[INFO] running `Command { std: "docker" "start" "-a" "fad8027212d53ca1d54f20856007a5ddc54896c3e47691cd31c7734e8ab09f60", 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 0.79s
[INFO] running `Command { std: "docker" "inspect" "fad8027212d53ca1d54f20856007a5ddc54896c3e47691cd31c7734e8ab09f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad8027212d53ca1d54f20856007a5ddc54896c3e47691cd31c7734e8ab09f60", kill_on_drop: false }`
[INFO] [stdout] fad8027212d53ca1d54f20856007a5ddc54896c3e47691cd31c7734e8ab09f60
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 98d156d9d985c4d594d7621015ad71313a6e947e6a3eef9e2ef1d35d2e3daaad
[INFO] running `Command { std: "docker" "start" "-a" "98d156d9d985c4d594d7621015ad71313a6e947e6a3eef9e2ef1d35d2e3daaad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/msg_channel_macro-7a032d8a718e233d)
[INFO] [stderr]    Doc-tests msg_channel_macro
[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] [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" "98d156d9d985c4d594d7621015ad71313a6e947e6a3eef9e2ef1d35d2e3daaad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d156d9d985c4d594d7621015ad71313a6e947e6a3eef9e2ef1d35d2e3daaad", kill_on_drop: false }`
[INFO] [stdout] 98d156d9d985c4d594d7621015ad71313a6e947e6a3eef9e2ef1d35d2e3daaad