[INFO] cloning repository https://github.com/ninehill/markable_reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ninehill/markable_reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fninehill%2Fmarkable_reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fninehill%2Fmarkable_reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f20f7267b559c6489cf52c3853b9e98a8d6949a
[INFO] testing ninehill/markable_reader against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fninehill%2Fmarkable_reader" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ninehill/markable_reader
[INFO] finished tweaking git repo https://github.com/ninehill/markable_reader
[INFO] tweaked toml for git repo https://github.com/ninehill/markable_reader written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ninehill/markable_reader 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] crate git repo https://github.com/ninehill/markable_reader 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b9f913ae343918b928bd995aeb9ce1554095b0be68fdc392b1a591a5009f11d7
[INFO] running `Command { std: "docker" "start" "-a" "b9f913ae343918b928bd995aeb9ce1554095b0be68fdc392b1a591a5009f11d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f913ae343918b928bd995aeb9ce1554095b0be68fdc392b1a591a5009f11d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f913ae343918b928bd995aeb9ce1554095b0be68fdc392b1a591a5009f11d7", kill_on_drop: false }`
[INFO] [stdout] b9f913ae343918b928bd995aeb9ce1554095b0be68fdc392b1a591a5009f11d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5833dded3995f314d36bd22874d2c313a17b0175d3a526da9da4706da98683b4
[INFO] running `Command { std: "docker" "start" "-a" "5833dded3995f314d36bd22874d2c313a17b0175d3a526da9da4706da98683b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling markable_reader v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "5833dded3995f314d36bd22874d2c313a17b0175d3a526da9da4706da98683b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5833dded3995f314d36bd22874d2c313a17b0175d3a526da9da4706da98683b4", kill_on_drop: false }`
[INFO] [stdout] 5833dded3995f314d36bd22874d2c313a17b0175d3a526da9da4706da98683b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 095bbd70c3f26c9edd539f8602c87638a3ed17f61330621fea9455eab7c1f9e7
[INFO] running `Command { std: "docker" "start" "-a" "095bbd70c3f26c9edd539f8602c87638a3ed17f61330621fea9455eab7c1f9e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling markable_reader v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "095bbd70c3f26c9edd539f8602c87638a3ed17f61330621fea9455eab7c1f9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095bbd70c3f26c9edd539f8602c87638a3ed17f61330621fea9455eab7c1f9e7", kill_on_drop: false }`
[INFO] [stdout] 095bbd70c3f26c9edd539f8602c87638a3ed17f61330621fea9455eab7c1f9e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4a07ef1ade0a1d5adf7fa2999e25161e32ab2cd407ce97c9bad926e0e63adb5e
[INFO] running `Command { std: "docker" "start" "-a" "4a07ef1ade0a1d5adf7fa2999e25161e32ab2cd407ce97c9bad926e0e63adb5e", 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/markable_reader-1c2904e4cee8c18a)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test io::buffer::tests::test_exceeding_limit ... ok
[INFO] [stdout] test io::buffer::tests::test_use_after_clear ... ok
[INFO] [stdout] test io::buffer::tests::test_reusing_space ... ok
[INFO] [stdout] test io::buffered_markable_reader::tests::test_attempt_to_overread ... ok
[INFO] [stdout] test io::buffered_markable_reader::tests::test_back_buffer_and_read_buffer_read ... ok
[INFO] [stdout] test io::buffered_markable_reader::tests::test_marked_read ... ok
[INFO] [stdout] test io::buffered_markable_reader::tests::test_read_with_popping_bytes ... ok
[INFO] [stdout] test io::buffered_markable_reader::tests::test_basic_read ... ok
[INFO] [stdout] test io::markable_reader::tests::test_back_buffer_and_read_buffer_read ... ok
[INFO] [stdout] test io::markable_reader::tests::test_basic_read ... ok
[INFO] [stdout] test io::buffer::tests::test_dynamic_growing ... ok
[INFO] [stdout] test io::markable_reader::tests::test_marked_read ... ok
[INFO] [stdout] test io::markable_reader::tests::test_read_with_popping_bytes ... ok
[INFO] [stdout] test io::buffer::tests::test_simple_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests markable_reader
[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" "4a07ef1ade0a1d5adf7fa2999e25161e32ab2cd407ce97c9bad926e0e63adb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a07ef1ade0a1d5adf7fa2999e25161e32ab2cd407ce97c9bad926e0e63adb5e", kill_on_drop: false }`
[INFO] [stdout] 4a07ef1ade0a1d5adf7fa2999e25161e32ab2cd407ce97c9bad926e0e63adb5e