[INFO] fetching crate glommio 0.9.0... [INFO] testing glommio-0.9.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate glommio 0.9.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate glommio 0.9.0 [INFO] finished tweaking crates.io crate glommio 0.9.0 [INFO] tweaked toml for crates.io crate glommio 0.9.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate glommio 0.9.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 144 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.7.8 (available: v0.8.12) [INFO] [stderr] Adding buddy-alloc v0.4.2 (available: v0.6.0) [INFO] [stderr] Adding concurrent-queue v1.2.4 (available: v2.5.0) [INFO] [stderr] Adding fastrand v1.9.0 (available: v2.3.0) [INFO] [stderr] Adding flume v0.10.14 (available: v0.11.1) [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.6.1) [INFO] [stderr] Adding nix v0.27.1 (available: v0.30.1) [INFO] [stderr] Adding rlimit v0.6.2 (available: v0.10.2) [INFO] [stderr] Adding sketches-ddsketch v0.1.3 (available: v0.3.0) [INFO] [stderr] Adding socket2 v0.4.10 (available: v0.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 957bd2e61dbeec8d4fb5ea08d77005f72debe5c00a7776ab88efed3db1ba210c [INFO] running `Command { std: "docker" "start" "-a" "957bd2e61dbeec8d4fb5ea08d77005f72debe5c00a7776ab88efed3db1ba210c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "957bd2e61dbeec8d4fb5ea08d77005f72debe5c00a7776ab88efed3db1ba210c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "957bd2e61dbeec8d4fb5ea08d77005f72debe5c00a7776ab88efed3db1ba210c", kill_on_drop: false }` [INFO] [stdout] 957bd2e61dbeec8d4fb5ea08d77005f72debe5c00a7776ab88efed3db1ba210c [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07d8a951a8e38338308820ce304b2c0d96ffd094380d3852c7af33a110e78e57 [INFO] running `Command { std: "docker" "start" "-a" "07d8a951a8e38338308820ce304b2c0d96ffd094380d3852c7af33a110e78e57", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling signal-hook v0.3.18 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling glommio v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling owned-alloc v0.2.0 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling cache-padded v1.3.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling concurrent-queue v1.2.4 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling lockfree v0.5.1 [INFO] [stderr] Compiling scoped-tls v1.0.1 [INFO] [stderr] Compiling enclose v1.2.1 [INFO] [stderr] Compiling buddy-alloc v0.4.2 [INFO] [stderr] Compiling sketches-ddsketch v0.1.3 [INFO] [stderr] Compiling intrusive-collections v0.9.7 [INFO] [stderr] Compiling bitmaps v3.2.1 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling nix v0.27.1 [INFO] [stderr] Compiling rlimit v0.6.2 [INFO] [stderr] Compiling nanorand v0.7.0 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling flume v0.10.14 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stdout] warning: method `in_kernel` is never used [INFO] [stdout] --> src/sys/uring.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 636 | pub(crate) trait UringCommon { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 640 | fn in_kernel(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used [INFO] [stdout] --> src/net/tcp_socket.rs:316:9 [INFO] [stdout] | [INFO] [stdout] 316 | socket.into_raw_fd(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: losing the raw file descriptor may leak resources [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 316 | let _ = socket.into_raw_fd(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.86s [INFO] running `Command { std: "docker" "inspect" "07d8a951a8e38338308820ce304b2c0d96ffd094380d3852c7af33a110e78e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07d8a951a8e38338308820ce304b2c0d96ffd094380d3852c7af33a110e78e57", kill_on_drop: false }` [INFO] [stdout] 07d8a951a8e38338308820ce304b2c0d96ffd094380d3852c7af33a110e78e57 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac4becbc70ab505c8eeef67f7c03ab0e2704676e68e1c3eb88ad38a9a89274ab [INFO] running `Command { std: "docker" "start" "-a" "ac4becbc70ab505c8eeef67f7c03ab0e2704676e68e1c3eb88ad38a9a89274ab", kill_on_drop: false }` [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling humantime v2.3.0 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling futures-lite v1.13.0 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling env_logger v0.10.2 [INFO] [stderr] Compiling tracing-subscriber v0.3.20 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling pretty_env_logger v0.5.0 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling flume v0.10.14 [INFO] [stderr] Compiling glommio v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling hdrhistogram v7.5.4 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stdout] warning: method `in_kernel` is never used [INFO] [stdout] --> src/sys/uring.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 636 | pub(crate) trait UringCommon { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 640 | fn in_kernel(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used [INFO] [stdout] --> src/net/tcp_socket.rs:316:9 [INFO] [stdout] | [INFO] [stdout] 316 | socket.into_raw_fd(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: losing the raw file descriptor may leak resources [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 316 | let _ = socket.into_raw_fd(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng` [INFO] [stdout] --> src/io/dma_file.rs:783:34 [INFO] [stdout] | [INFO] [stdout] 783 | use rand::{seq::SliceRandom, thread_rng}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng` [INFO] [stdout] --> src/io/dma_file.rs:1193:27 [INFO] [stdout] | [INFO] [stdout] 1193 | iovs.shuffle(&mut thread_rng()); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng` [INFO] [stdout] --> src/io/dma_file.rs:1227:27 [INFO] [stdout] | [INFO] [stdout] 1227 | iovs.shuffle(&mut thread_rng()); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `in_kernel` is never used [INFO] [stdout] --> src/sys/uring.rs:640:8 [INFO] [stdout] | [INFO] [stdout] 636 | pub(crate) trait UringCommon { [INFO] [stdout] | ----------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 640 | fn in_kernel(&self) -> usize; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `into_raw_fd` that must be used [INFO] [stdout] --> src/net/tcp_socket.rs:316:9 [INFO] [stdout] | [INFO] [stdout] 316 | socket.into_raw_fd(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: losing the raw file descriptor may leak resources [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 316 | let _ = socket.into_raw_fd(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `glommio` (lib test); 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-09-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name glommio --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bench", "debugging", "native-tls", "nightly"))' -C metadata=f14f67418196c425 -C extra-filename=-05475ae02eb481c8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ahash=/opt/rustwide/target/debug/deps/libahash-c55976d012b42365.rlib --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-0d5133a40cb19367.rlib --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7f84f37ac731566a.rlib --extern bitmaps=/opt/rustwide/target/debug/deps/libbitmaps-1ad8db0a5e7fec43.rlib --extern buddy_alloc=/opt/rustwide/target/debug/deps/libbuddy_alloc-5071a9ca51b0733a.rlib --extern concurrent_queue=/opt/rustwide/target/debug/deps/libconcurrent_queue-07e876d085838cf4.rlib --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-18a1ebf46735e39d.rlib --extern enclose=/opt/rustwide/target/debug/deps/libenclose-5a4ae7e298098794.rlib --extern fastrand=/opt/rustwide/target/debug/deps/libfastrand-273731efb4a6b13e.rlib --extern flume=/opt/rustwide/target/debug/deps/libflume-73fabb721bb6d921.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-fed1b476134e3f80.rlib --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-e47c8d296747b916.rlib --extern hdrhistogram=/opt/rustwide/target/debug/deps/libhdrhistogram-dc7999d671b95855.rlib --extern intrusive_collections=/opt/rustwide/target/debug/deps/libintrusive_collections-6a69e9df2b6f3421.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3674be3f4245d19b.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-cd8205e596b312c2.rlib --extern lockfree=/opt/rustwide/target/debug/deps/liblockfree-517e41ab445e1a88.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-28ade3d6717210f3.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-0ccd5401549f3779.rlib --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-72bf04572caa1c84.rlib --extern pretty_env_logger=/opt/rustwide/target/debug/deps/libpretty_env_logger-5460863807cdb4f7.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-3d5082efed648135.rlib --extern rlimit=/opt/rustwide/target/debug/deps/librlimit-090962c6c5582ec2.rlib --extern scoped_tls=/opt/rustwide/target/debug/deps/libscoped_tls-ddc34d439339bb5f.rlib --extern scopeguard=/opt/rustwide/target/debug/deps/libscopeguard-55139cbc26b0b9b4.rlib --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-f446d2a7f77f48c8.rlib --extern sketches_ddsketch=/opt/rustwide/target/debug/deps/libsketches_ddsketch-269327db53d970f3.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-bf302dd4f103914d.rlib --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-920096a47077cdfe.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-4fe73c714eb29bf1.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-db7630da0bfaa785.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-bee9d14cf419dcac.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-f2b179c8a326fef2.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/glommio-65329f9b272a1e21/out -L native=/opt/rustwide/target/debug/build/glommio-65329f9b272a1e21/out -l static=uring -l static=rusturing` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "ac4becbc70ab505c8eeef67f7c03ab0e2704676e68e1c3eb88ad38a9a89274ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac4becbc70ab505c8eeef67f7c03ab0e2704676e68e1c3eb88ad38a9a89274ab", kill_on_drop: false }` [INFO] [stdout] ac4becbc70ab505c8eeef67f7c03ab0e2704676e68e1c3eb88ad38a9a89274ab