[INFO] cloning repository https://github.com/Chara-X/smol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chara-X/smol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChara-X%2Fsmol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChara-X%2Fsmol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 572844dd97ad8f03959ae5df65fb4013c9d879e5
[INFO] testing Chara-X/smol against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChara-X%2Fsmol" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Chara-X/smol
[INFO] finished tweaking git repo https://github.com/Chara-X/smol
[INFO] tweaked toml for git repo https://github.com/Chara-X/smol written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chara-X/smol on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest Rust 1.95.0-beta.1 compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afceeeee373e49c66ff2a46a7397761971fbfa3592eeb85f8306f6e5a339926a
[INFO] running `Command { std: "docker" "start" "-a" "afceeeee373e49c66ff2a46a7397761971fbfa3592eeb85f8306f6e5a339926a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afceeeee373e49c66ff2a46a7397761971fbfa3592eeb85f8306f6e5a339926a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afceeeee373e49c66ff2a46a7397761971fbfa3592eeb85f8306f6e5a339926a", kill_on_drop: false }`
[INFO] [stdout] afceeeee373e49c66ff2a46a7397761971fbfa3592eeb85f8306f6e5a339926a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6ab4df691d1bc736f9c323cbf3689bed2a0d1760c9b94e2c824b7cf4ffdbc07
[INFO] running `Command { std: "docker" "start" "-a" "b6ab4df691d1bc736f9c323cbf3689bed2a0d1760c9b94e2c824b7cf4ffdbc07", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling async-fs v2.2.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.5.0
[INFO] [stderr]    Compiling smol v2.0.2
[INFO] [stderr]    Compiling smol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "b6ab4df691d1bc736f9c323cbf3689bed2a0d1760c9b94e2c824b7cf4ffdbc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ab4df691d1bc736f9c323cbf3689bed2a0d1760c9b94e2c824b7cf4ffdbc07", kill_on_drop: false }`
[INFO] [stdout] b6ab4df691d1bc736f9c323cbf3689bed2a0d1760c9b94e2c824b7cf4ffdbc07
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3266cc52a4d5484515abefbb2b1d1a246c8bad73a35691561af9ad76ad26a89e
[INFO] running `Command { std: "docker" "start" "-a" "3266cc52a4d5484515abefbb2b1d1a246c8bad73a35691561af9ad76ad26a89e", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "3266cc52a4d5484515abefbb2b1d1a246c8bad73a35691561af9ad76ad26a89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3266cc52a4d5484515abefbb2b1d1a246c8bad73a35691561af9ad76ad26a89e", kill_on_drop: false }`
[INFO] [stdout] 3266cc52a4d5484515abefbb2b1d1a246c8bad73a35691561af9ad76ad26a89e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e902339c1f49c861823ffae509f14d9946d81714764af9669738383eef4b7c10
[INFO] running `Command { std: "docker" "start" "-a" "e902339c1f49c861823ffae509f14d9946d81714764af9669738383eef4b7c10", 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/smol-2944d31b548b5a51)
[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 smol
[INFO] [stderr] error[E0464]: multiple candidates for `rlib` dependency `smol` found
[INFO] [stderr]  --> src/channel/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use smol::channel;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: candidate #1: /opt/rustwide/target/debug/deps/libsmol-0108ca370154245b.rlib
[INFO] [stderr]   = note: candidate #2: /opt/rustwide/target/debug/deps/libsmol-678c566d9afd6bae.rlib
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 1 previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0464`.
[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-2026-03-05-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2024 --crate-type lib --color auto --crate-name smol --test src/lib.rs --test-run-directory /opt/rustwide/workdir --allow=unused_variables --allow=unsafe_code '--allow=clippy::type_complexity' '--allow=clippy::should_implement_trait' '--allow=clippy::private_bounds' '--allow=clippy::new_without_default' '--allow=clippy::module_inception' '--allow=clippy::missing_safety_doc' --deny=missing_docs '--allow=clippy::len_without_is_empty' --extern async_task=/opt/rustwide/target/debug/deps/libasync_task-05c57d1f836b6944.rlib --extern concurrent_queue=/opt/rustwide/target/debug/deps/libconcurrent_queue-c5c5e0cf1b34bbc5.rlib --extern event_listener=/opt/rustwide/target/debug/deps/libevent_listener-21c6c0e846202d6f.rlib --extern fastrand=/opt/rustwide/target/debug/deps/libfastrand-751bcde24b8aa073.rlib --extern parking=/opt/rustwide/target/debug/deps/libparking-a9ae72c6c16ee980.rlib --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-0a15d51c77964692.rlib --extern piper=/opt/rustwide/target/debug/deps/libpiper-4b597498efb81f35.rlib --extern polling=/opt/rustwide/target/debug/deps/libpolling-bf48e17b27413ef6.rlib --extern slab=/opt/rustwide/target/debug/deps/libslab-0582d648e59ab406.rlib --extern smol=/opt/rustwide/target/debug/deps/libsmol-678c566d9afd6bae.rlib --extern smol=/opt/rustwide/target/debug/deps/libsmol-0108ca370154245b.rlib -L dependency=/opt/rustwide/target/debug/deps -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' --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" "e902339c1f49c861823ffae509f14d9946d81714764af9669738383eef4b7c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e902339c1f49c861823ffae509f14d9946d81714764af9669738383eef4b7c10", kill_on_drop: false }`
[INFO] [stdout] e902339c1f49c861823ffae509f14d9946d81714764af9669738383eef4b7c10
