[INFO] fetching crate container_traits 0.1.1...
[INFO] testing container_traits-0.1.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate container_traits 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate container_traits 0.1.1
[INFO] finished tweaking crates.io crate container_traits 0.1.1
[INFO] tweaked toml for crates.io crate container_traits 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate container_traits 0.1.1 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] crate crates.io crate container_traits 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-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7d7e830ae4f6afe47db26de2e54bb79fac985a1096efb469720c0ea3c7ebee3d
[INFO] running `Command { std: "docker" "start" "-a" "7d7e830ae4f6afe47db26de2e54bb79fac985a1096efb469720c0ea3c7ebee3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d7e830ae4f6afe47db26de2e54bb79fac985a1096efb469720c0ea3c7ebee3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7e830ae4f6afe47db26de2e54bb79fac985a1096efb469720c0ea3c7ebee3d", kill_on_drop: false }`
[INFO] [stdout] 7d7e830ae4f6afe47db26de2e54bb79fac985a1096efb469720c0ea3c7ebee3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9f579e0df3ccad17192014a53c2d2a475322ad856d634d1b05e5554e96d8ea5c
[INFO] running `Command { std: "docker" "start" "-a" "9f579e0df3ccad17192014a53c2d2a475322ad856d634d1b05e5554e96d8ea5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling container_traits v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "9f579e0df3ccad17192014a53c2d2a475322ad856d634d1b05e5554e96d8ea5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f579e0df3ccad17192014a53c2d2a475322ad856d634d1b05e5554e96d8ea5c", kill_on_drop: false }`
[INFO] [stdout] 9f579e0df3ccad17192014a53c2d2a475322ad856d634d1b05e5554e96d8ea5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b3edc95b1d0d151d93328c4230400c4fb87735533cd6e770b91f6ceff42cfce6
[INFO] running `Command { std: "docker" "start" "-a" "b3edc95b1d0d151d93328c4230400c4fb87735533cd6e770b91f6ceff42cfce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling container_traits v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "b3edc95b1d0d151d93328c4230400c4fb87735533cd6e770b91f6ceff42cfce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3edc95b1d0d151d93328c4230400c4fb87735533cd6e770b91f6ceff42cfce6", kill_on_drop: false }`
[INFO] [stdout] b3edc95b1d0d151d93328c4230400c4fb87735533cd6e770b91f6ceff42cfce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d1d4fcb16c6f6ca4d2f7720e5fd170a07bb36bfcb0c8f8ae7c29b79964f24292
[INFO] running `Command { std: "docker" "start" "-a" "d1d4fcb16c6f6ca4d2f7720e5fd170a07bb36bfcb0c8f8ae7c29b79964f24292", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/container_traits-643873ee386aaded)
[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 container_traits
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-01-20-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2024 --crate-type lib --color auto --crate-name container_traits --test src/lib.rs --test-run-directory /opt/rustwide/workdir --deny=unused_imports --deny=unconditional_recursion '--deny=clippy::pedantic' '--deny=clippy::nursery' '--deny=rustdoc::broken_intra_doc_links' '--allow=clippy::missing-errors-doc' --extern container_traits=/opt/rustwide/target/debug/deps/libcontainer_traits-dbd8f835f08774b7.rlib -L dependency=/opt/rustwide/target/debug/deps -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "std"))' --cap-lints=warn --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "d1d4fcb16c6f6ca4d2f7720e5fd170a07bb36bfcb0c8f8ae7c29b79964f24292", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d4fcb16c6f6ca4d2f7720e5fd170a07bb36bfcb0c8f8ae7c29b79964f24292", kill_on_drop: false }`
[INFO] [stdout] d1d4fcb16c6f6ca4d2f7720e5fd170a07bb36bfcb0c8f8ae7c29b79964f24292
