[INFO] fetching crate io-uring 0.4.0...
[INFO] testing io-uring-0.4.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate io-uring 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate io-uring 0.4.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-uring 0.4.0
[INFO] finished tweaking crates.io crate io-uring 0.4.0
[INFO] tweaked toml for crates.io crate io-uring 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate io-uring 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded bindgen v0.54.1
[INFO] [stderr]   Downloaded clap v2.33.2
[INFO] [stderr]   Downloaded iou v0.2.0
[INFO] [stderr]   Downloaded uring-sys v1.0.0-beta
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b5df3622d841b45dd8661b8a4633edcb4cc1495cc9ac981d3ced608f4d6f64b
[INFO] running `Command { std: "docker" "start" "-a" "8b5df3622d841b45dd8661b8a4633edcb4cc1495cc9ac981d3ced608f4d6f64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b5df3622d841b45dd8661b8a4633edcb4cc1495cc9ac981d3ced608f4d6f64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5df3622d841b45dd8661b8a4633edcb4cc1495cc9ac981d3ced608f4d6f64b", kill_on_drop: false }`
[INFO] [stdout] 8b5df3622d841b45dd8661b8a4633edcb4cc1495cc9ac981d3ced608f4d6f64b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f45d046f1eebe436b54045080d93a9109c2326b088d4fb9cf7ac3bc72c393fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f45d046f1eebe436b54045080d93a9109c2326b088d4fb9cf7ac3bc72c393fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling io-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "9f45d046f1eebe436b54045080d93a9109c2326b088d4fb9cf7ac3bc72c393fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f45d046f1eebe436b54045080d93a9109c2326b088d4fb9cf7ac3bc72c393fb", kill_on_drop: false }`
[INFO] [stdout] 9f45d046f1eebe436b54045080d93a9109c2326b088d4fb9cf7ac3bc72c393fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecec1c4c1f2d724ec29945635a85a02cc37b1366071a1055d9f9747595cd8d18
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ecec1c4c1f2d724ec29945635a85a02cc37b1366071a1055d9f9747595cd8d18", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling uring-sys v1.0.0-beta
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling iou v0.2.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling io-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "ecec1c4c1f2d724ec29945635a85a02cc37b1366071a1055d9f9747595cd8d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecec1c4c1f2d724ec29945635a85a02cc37b1366071a1055d9f9747595cd8d18", kill_on_drop: false }`
[INFO] [stdout] ecec1c4c1f2d724ec29945635a85a02cc37b1366071a1055d9f9747595cd8d18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a087b31c75370fd32a49ad27fd819b361fc8ef576253638f89dea70c8ca724d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a087b31c75370fd32a49ad27fd819b361fc8ef576253638f89dea70c8ca724d9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io_uring-4ea6dd6cfb2b2b95
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test sys::bindgen_test_layout___kernel_timespec ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_cqring_offsets ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_sqring_offsets ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_cqe ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_files_update ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_4 ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_1 ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_probe_op ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_probe ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_params ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_2 ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_3 ... ok
[INFO] [stderr]    Doc-tests io-uring
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_4__bindgen_ty_1__bindgen_ty_1 ... ok
[INFO] [stdout] test sys::bindgen_test_layout_io_uring_sqe__bindgen_ty_4__bindgen_ty_1 ... ok
[INFO] [stdout] test sys::bindgen_test_layout_open_how ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a087b31c75370fd32a49ad27fd819b361fc8ef576253638f89dea70c8ca724d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a087b31c75370fd32a49ad27fd819b361fc8ef576253638f89dea70c8ca724d9", kill_on_drop: false }`
[INFO] [stdout] a087b31c75370fd32a49ad27fd819b361fc8ef576253638f89dea70c8ca724d9