[INFO] fetching crate async-spawner 2.1.0...
[INFO] testing async-spawner-2.1.0 against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] extracting crate async-spawner 2.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate async-spawner 2.1.0 on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-spawner 2.1.0
[INFO] finished tweaking crates.io crate async-spawner 2.1.0
[INFO] tweaked toml for crates.io crate async-spawner 2.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 77 packages to latest compatible versions
[INFO] [stderr]       Adding async-channel v1.9.0 (available: v2.3.1)
[INFO] [stderr]       Adding tokio v0.3.7 (available: v1.45.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f646e139ecad1b32f9b712b453a1dc263b87390dfb9b83cd1ac4e23e8af6efb
[INFO] running `Command { std: "docker" "start" "-a" "3f646e139ecad1b32f9b712b453a1dc263b87390dfb9b83cd1ac4e23e8af6efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f646e139ecad1b32f9b712b453a1dc263b87390dfb9b83cd1ac4e23e8af6efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f646e139ecad1b32f9b712b453a1dc263b87390dfb9b83cd1ac4e23e8af6efb", kill_on_drop: false }`
[INFO] [stdout] 3f646e139ecad1b32f9b712b453a1dc263b87390dfb9b83cd1ac4e23e8af6efb
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a77dff66bb66378b6e6a45a4892a50932250cb1d1409fdb5cb56d3981e12d1a4
[INFO] running `Command { std: "docker" "start" "-a" "a77dff66bb66378b6e6a45a4892a50932250cb1d1409fdb5cb56d3981e12d1a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling async-spawner v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "a77dff66bb66378b6e6a45a4892a50932250cb1d1409fdb5cb56d3981e12d1a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77dff66bb66378b6e6a45a4892a50932250cb1d1409fdb5cb56d3981e12d1a4", kill_on_drop: false }`
[INFO] [stdout] a77dff66bb66378b6e6a45a4892a50932250cb1d1409fdb5cb56d3981e12d1a4
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9adfd10b505407142e8fadf4a31254552f0b0ad75e274dfee5b2bc6ca1a1d47
[INFO] running `Command { std: "docker" "start" "-a" "a9adfd10b505407142e8fadf4a31254552f0b0ad75e274dfee5b2bc6ca1a1d47", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling value-bag v1.11.1
[INFO] [stderr]    Compiling async-executor v1.13.2
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling polling v3.7.4
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling async-io v2.4.0
[INFO] [stderr]    Compiling async-signal v0.2.10
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-process v2.3.0
[INFO] [stderr]    Compiling async-std v1.13.1
[INFO] [stderr]    Compiling async-spawner v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.30s
[INFO] running `Command { std: "docker" "inspect" "a9adfd10b505407142e8fadf4a31254552f0b0ad75e274dfee5b2bc6ca1a1d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9adfd10b505407142e8fadf4a31254552f0b0ad75e274dfee5b2bc6ca1a1d47", kill_on_drop: false }`
[INFO] [stdout] a9adfd10b505407142e8fadf4a31254552f0b0ad75e274dfee5b2bc6ca1a1d47
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d5a1f30f7dda5ed3fd2d5083a006417f96b346a25b2c9a88e70264f169076d3
[INFO] running `Command { std: "docker" "start" "-a" "7d5a1f30f7dda5ed3fd2d5083a006417f96b346a25b2c9a88e70264f169076d3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_spawner-28330e0a1c516210)
[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 async_spawner
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' panicked at src/librustdoc/doctest.rs:827:46:
[INFO] [stderr] rustdoc needs a tempdir: Custom { kind: StorageFull, error: PathError { path: "/tmp/rustdoctestaG3U9B", err: Os { code: 28, kind: StorageFull, message: "No space left on device" } } }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x71e75454a7e3 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::he6e74fa9d0076b5d
[INFO] [stderr]    1:     0x71e754c05987 - core::fmt::write::h6442196e41589522
[INFO] [stderr]    2:     0x71e755cd0451 - std::io::Write::write_fmt::hdd01b95af54f8b44
[INFO] [stderr]    3:     0x71e75454a642 - std::sys::backtrace::BacktraceLock::print::h25e1ce4c29150054
[INFO] [stderr]    4:     0x71e75454e23a - std::panicking::default_hook::{{closure}}::h36663bdaae83f2bb
[INFO] [stderr]    5:     0x71e75454ddbf - std::panicking::default_hook::hb9d7c40580cf1835
[INFO] [stderr]    6:     0x71e75357c953 - std[10debfd9d4fb3ab8]::panicking::update_hook::<alloc[7a75a00e6ca065ac]::boxed::Box<rustc_driver_impl[a740a1b5a3a2aef4]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    7:     0x71e75454eab3 - std::panicking::rust_panic_with_hook::h2d703857e4ba629f
[INFO] [stderr]    8:     0x71e75454e7aa - std::panicking::begin_panic_handler::{{closure}}::h53dd12a17ad784b1
[INFO] [stderr]    9:     0x71e75454acb9 - std::sys::backtrace::__rust_end_short_backtrace::hf54a874920d38937
[INFO] [stderr]   10:     0x71e75454e46d - __rustc[22d03d94d4da23d0]::rust_begin_unwind
[INFO] [stderr]   11:     0x71e750e86ce0 - core::panicking::panic_fmt::hb74c170c8276d1d6
[INFO] [stderr]   12:     0x71e750eb7a66 - core::result::unwrap_failed::hc1dbbc53e2530a6b
[INFO] [stderr]   13:     0x642403b49b51 - <rustdoc[78121c6bafff230d]::doctest::IndividualTestOptions>::new
[INFO] [stderr]   14:     0x642403b4b706 - rustdoc[78121c6bafff230d]::doctest::generate_test_desc_and_fn
[INFO] [stderr]   15:     0x642403b4ac50 - <rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>::add_test
[INFO] [stderr]   16:     0x6424039bdcbd - rustc_interface[c6bb597ac6c5f5c6]::passes::create_and_enter_global_ctxt::<core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>, rustdoc[78121c6bafff230d]::doctest::run::{closure#2}::{closure#0}>::{closure#2}::{closure#0}
[INFO] [stderr]   17:     0x6424039ae7b1 - rustc_interface[c6bb597ac6c5f5c6]::interface::run_compiler::<core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>, rustdoc[78121c6bafff230d]::doctest::run::{closure#2}>::{closure#1}
[INFO] [stderr]   18:     0x642403926f8d - std[10debfd9d4fb3ab8]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[c6bb597ac6c5f5c6]::util::run_in_thread_with_globals<rustc_interface[c6bb597ac6c5f5c6]::util::run_in_thread_pool_with_globals<rustc_interface[c6bb597ac6c5f5c6]::interface::run_compiler<core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>, rustdoc[78121c6bafff230d]::doctest::run::{closure#2}>::{closure#1}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>::{closure#0}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>::{closure#0}::{closure#0}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>
[INFO] [stderr]   19:     0x6424039c5018 - <<std[10debfd9d4fb3ab8]::thread::Builder>::spawn_unchecked_<rustc_interface[c6bb597ac6c5f5c6]::util::run_in_thread_with_globals<rustc_interface[c6bb597ac6c5f5c6]::util::run_in_thread_pool_with_globals<rustc_interface[c6bb597ac6c5f5c6]::interface::run_compiler<core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>, rustdoc[78121c6bafff230d]::doctest::run::{closure#2}>::{closure#1}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>::{closure#0}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>::{closure#0}::{closure#0}, core[470311ed5f5c30d0]::result::Result<core[470311ed5f5c30d0]::option::Option<rustdoc[78121c6bafff230d]::doctest::CreateRunnableDocTests>, alloc[7a75a00e6ca065ac]::string::String>>::{closure#1} as core[470311ed5f5c30d0]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   20:     0x71e755ccb9ab - std::sys::pal::unix::thread::Thread::new::thread_start::h91ff250566269b77
[INFO] [stderr]   21:     0x71e757385aa4 - <unknown>
[INFO] [stderr]   22:     0x71e757412a34 - clone
[INFO] [stderr]   23:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-rustdoc&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: please make sure that you have updated to the latest nightly
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2025-05-16T21_38_27-8.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.89.0-nightly (17092ad00 2025-05-15) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] end of query stack
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7d5a1f30f7dda5ed3fd2d5083a006417f96b346a25b2c9a88e70264f169076d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5a1f30f7dda5ed3fd2d5083a006417f96b346a25b2c9a88e70264f169076d3", kill_on_drop: false }`
[INFO] [stdout] 7d5a1f30f7dda5ed3fd2d5083a006417f96b346a25b2c9a88e70264f169076d3