[INFO] fetching crate io-buffer 1.0.3...
[INFO] testing io-buffer-1.0.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate io-buffer 1.0.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate io-buffer 1.0.3
[INFO] finished tweaking crates.io crate io-buffer 1.0.3
[INFO] tweaked toml for crates.io crate io-buffer 1.0.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate io-buffer 1.0.3 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] crate crates.io crate io-buffer 1.0.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fa9dccba40808e3aa51b996749750df5b70522b78b28d15ef6ee22fe35fd1d7e
[INFO] running `Command { std: "docker" "start" "-a" "fa9dccba40808e3aa51b996749750df5b70522b78b28d15ef6ee22fe35fd1d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa9dccba40808e3aa51b996749750df5b70522b78b28d15ef6ee22fe35fd1d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9dccba40808e3aa51b996749750df5b70522b78b28d15ef6ee22fe35fd1d7e", kill_on_drop: false }`
[INFO] [stdout] fa9dccba40808e3aa51b996749750df5b70522b78b28d15ef6ee22fe35fd1d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4e62462969e2da597afb4ca5b645662cdc5c5176ee72c72658195c3aa3deda5d
[INFO] running `Command { std: "docker" "start" "-a" "4e62462969e2da597afb4ca5b645662cdc5c5176ee72c72658195c3aa3deda5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling fail v0.5.1
[INFO] [stderr]    Compiling io-buffer v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "4e62462969e2da597afb4ca5b645662cdc5c5176ee72c72658195c3aa3deda5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e62462969e2da597afb4ca5b645662cdc5c5176ee72c72658195c3aa3deda5d", kill_on_drop: false }`
[INFO] [stdout] 4e62462969e2da597afb4ca5b645662cdc5c5176ee72c72658195c3aa3deda5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 60117dba3c80378a023489d32b5b06f7d19e5bdedcd24524ef49c862facad652
[INFO] running `Command { std: "docker" "start" "-a" "60117dba3c80378a023489d32b5b06f7d19e5bdedcd24524ef49c862facad652", kill_on_drop: false }`
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling io-buffer v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "60117dba3c80378a023489d32b5b06f7d19e5bdedcd24524ef49c862facad652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60117dba3c80378a023489d32b5b06f7d19e5bdedcd24524ef49c862facad652", kill_on_drop: false }`
[INFO] [stdout] 60117dba3c80378a023489d32b5b06f7d19e5bdedcd24524ef49c862facad652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d9c7862d99615d7f1e4cd2b2c6944c4478e2012e7eb06a2f6250fed21d6e46ee
[INFO] running `Command { std: "docker" "start" "-a" "d9c7862d99615d7f1e4cd2b2c6944c4478e2012e7eb06a2f6250fed21d6e46ee", 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/io_buffer-5011b9457f26fb70)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_c_ref_const ... ok
[INFO] [stdout] test test::test_set_len ... ok
[INFO] [stdout] test test::test_c_ref_clone_and_drop ... ok
[INFO] [stdout] test utils::tests::test_rand_buffer ... ok
[INFO] [stdout] test utils::tests::test_set_zero ... ok
[INFO] [stdout] test test::test_set_zero ... ok
[INFO] [stdout] test utils::tests::test_safe_copy ... ok
[INFO] [stdout] test test::test_buf_conversion ... ok
[INFO] [stdout] test test::test_copy_and_clean ... ok
[INFO] [stdout] test test::test_c_ref_mutability - should panic ... ok
[INFO] [stdout] test test::test_buffer_alloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io_buffer
[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" "d9c7862d99615d7f1e4cd2b2c6944c4478e2012e7eb06a2f6250fed21d6e46ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c7862d99615d7f1e4cd2b2c6944c4478e2012e7eb06a2f6250fed21d6e46ee", kill_on_drop: false }`
[INFO] [stdout] d9c7862d99615d7f1e4cd2b2c6944c4478e2012e7eb06a2f6250fed21d6e46ee