[INFO] fetching crate rtt-print 0.1.1...
[INFO] testing rtt-print-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rtt-print 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rtt-print 0.1.1
[INFO] finished tweaking crates.io crate rtt-print 0.1.1
[INFO] tweaked toml for crates.io crate rtt-print 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtt-print 0.1.1 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] crate crates.io crate rtt-print 0.1.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 73d5f1be7b631dd8b4ca00349da0ebb937b94a5382cf94d5b3d9f926a8aa47fa
[INFO] running `Command { std: "docker" "start" "-a" "73d5f1be7b631dd8b4ca00349da0ebb937b94a5382cf94d5b3d9f926a8aa47fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73d5f1be7b631dd8b4ca00349da0ebb937b94a5382cf94d5b3d9f926a8aa47fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d5f1be7b631dd8b4ca00349da0ebb937b94a5382cf94d5b3d9f926a8aa47fa", kill_on_drop: false }`
[INFO] [stdout] 73d5f1be7b631dd8b4ca00349da0ebb937b94a5382cf94d5b3d9f926a8aa47fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f27ec59411fad83436efb15f1d5d3da4907629768ae0009a207ed0a69c6d58b3
[INFO] running `Command { std: "docker" "start" "-a" "f27ec59411fad83436efb15f1d5d3da4907629768ae0009a207ed0a69c6d58b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling local_static v0.1.1
[INFO] [stderr]    Compiling rtt-target v0.6.1
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]    Compiling ufmt v0.2.0
[INFO] [stderr]    Compiling rtt-print v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "f27ec59411fad83436efb15f1d5d3da4907629768ae0009a207ed0a69c6d58b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27ec59411fad83436efb15f1d5d3da4907629768ae0009a207ed0a69c6d58b3", kill_on_drop: false }`
[INFO] [stdout] f27ec59411fad83436efb15f1d5d3da4907629768ae0009a207ed0a69c6d58b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4cad24d25ff9fb9072e174f123005ceedeeb35d3d424ff23951a7d0787a516e2
[INFO] running `Command { std: "docker" "start" "-a" "4cad24d25ff9fb9072e174f123005ceedeeb35d3d424ff23951a7d0787a516e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtt-print v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "4cad24d25ff9fb9072e174f123005ceedeeb35d3d424ff23951a7d0787a516e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cad24d25ff9fb9072e174f123005ceedeeb35d3d424ff23951a7d0787a516e2", kill_on_drop: false }`
[INFO] [stdout] 4cad24d25ff9fb9072e174f123005ceedeeb35d3d424ff23951a7d0787a516e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 66fe9a1fe74cafc179fd47d87f2d446a04f136eccf0acd1a50723f4c05e0dbdf
[INFO] running `Command { std: "docker" "start" "-a" "66fe9a1fe74cafc179fd47d87f2d446a04f136eccf0acd1a50723f4c05e0dbdf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rtt_print-24f8e83ae0baee82)
[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] [stderr]    Doc-tests rtt_print
[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" "66fe9a1fe74cafc179fd47d87f2d446a04f136eccf0acd1a50723f4c05e0dbdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fe9a1fe74cafc179fd47d87f2d446a04f136eccf0acd1a50723f4c05e0dbdf", kill_on_drop: false }`
[INFO] [stdout] 66fe9a1fe74cafc179fd47d87f2d446a04f136eccf0acd1a50723f4c05e0dbdf