[INFO] fetching crate dontfrag 1.0.1...
[INFO] testing dontfrag-1.0.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate dontfrag 1.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate dontfrag 1.0.1
[INFO] finished tweaking crates.io crate dontfrag 1.0.1
[INFO] tweaked toml for crates.io crate dontfrag 1.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dontfrag 1.0.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.61.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 287c647faa53dd38317e18f79d941731f804a75654a4c0083e85ef9be80a5c54
[INFO] running `Command { std: "docker" "start" "-a" "287c647faa53dd38317e18f79d941731f804a75654a4c0083e85ef9be80a5c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "287c647faa53dd38317e18f79d941731f804a75654a4c0083e85ef9be80a5c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287c647faa53dd38317e18f79d941731f804a75654a4c0083e85ef9be80a5c54", kill_on_drop: false }`
[INFO] [stdout] 287c647faa53dd38317e18f79d941731f804a75654a4c0083e85ef9be80a5c54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3acb3bde4e40c78d9278efcf6ba53df95b5ba4d2d4f3e1f9ebe99e58a806398c
[INFO] running `Command { std: "docker" "start" "-a" "3acb3bde4e40c78d9278efcf6ba53df95b5ba4d2d4f3e1f9ebe99e58a806398c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling dontfrag v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "3acb3bde4e40c78d9278efcf6ba53df95b5ba4d2d4f3e1f9ebe99e58a806398c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3acb3bde4e40c78d9278efcf6ba53df95b5ba4d2d4f3e1f9ebe99e58a806398c", kill_on_drop: false }`
[INFO] [stdout] 3acb3bde4e40c78d9278efcf6ba53df95b5ba4d2d4f3e1f9ebe99e58a806398c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7610c87a31e55494933342925367d74005a012ed0fbdd2735f0e69fe91f846f
[INFO] running `Command { std: "docker" "start" "-a" "a7610c87a31e55494933342925367d74005a012ed0fbdd2735f0e69fe91f846f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dontfrag v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a7610c87a31e55494933342925367d74005a012ed0fbdd2735f0e69fe91f846f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7610c87a31e55494933342925367d74005a012ed0fbdd2735f0e69fe91f846f", kill_on_drop: false }`
[INFO] [stdout] a7610c87a31e55494933342925367d74005a012ed0fbdd2735f0e69fe91f846f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e072128a7beb88dff6253f1fc6e9a697eb14a1f7f3204d28ec7cdaf411f3e1b4
[INFO] running `Command { std: "docker" "start" "-a" "e072128a7beb88dff6253f1fc6e9a697eb14a1f7f3204d28ec7cdaf411f3e1b4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dontfrag-3504819ec3e94225)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::retain_dontfrag_v6 ... ok
[INFO] [stderr]    Doc-tests dontfrag
[INFO] [stdout] test test::retain_dontfrag_v4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `UdpSocket`
[INFO] [stdout]   --> src/lib.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | let socket = UdpSocket::bind("127.0.0.1:3400").unwrap();
[INFO] [stdout]    |              ^^^^^^^^^ use of undeclared type `UdpSocket`
[INFO] [stdout]    |
[INFO] [stdout] help: a trait with a similar name exists
[INFO] [stdout]    |
[INFO] [stdout] 11 | let socket = UdpSocketExt::bind("127.0.0.1:3400").unwrap();
[INFO] [stdout]    |                       +++
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  6 + use std::net::UdpSocket;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e072128a7beb88dff6253f1fc6e9a697eb14a1f7f3204d28ec7cdaf411f3e1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e072128a7beb88dff6253f1fc6e9a697eb14a1f7f3204d28ec7cdaf411f3e1b4", kill_on_drop: false }`
[INFO] [stdout] e072128a7beb88dff6253f1fc6e9a697eb14a1f7f3204d28ec7cdaf411f3e1b4
