[INFO] fetching crate tokio-uring 0.4.0...
[INFO] testing tokio-uring-0.4.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate tokio-uring 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate tokio-uring 0.4.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tokio-uring 0.4.0
[INFO] finished tweaking crates.io crate tokio-uring 0.4.0
[INFO] tweaked toml for crates.io crate tokio-uring 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate tokio-uring 0.4.0 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-uring v0.5.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8c76ee62aee0b60ff02d4f9848db3864e54576700d64e036ef86a1e528830a
[INFO] running `Command { std: "docker" "start" "-a" "0b8c76ee62aee0b60ff02d4f9848db3864e54576700d64e036ef86a1e528830a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8c76ee62aee0b60ff02d4f9848db3864e54576700d64e036ef86a1e528830a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8c76ee62aee0b60ff02d4f9848db3864e54576700d64e036ef86a1e528830a", kill_on_drop: false }`
[INFO] [stdout] 0b8c76ee62aee0b60ff02d4f9848db3864e54576700d64e036ef86a1e528830a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ffd39b07b2b3d1190b3aaa2032af0e5ef3cc2762611a534145ad2c0a75c4aca
[INFO] running `Command { std: "docker" "start" "-a" "3ffd39b07b2b3d1190b3aaa2032af0e5ef3cc2762611a534145ad2c0a75c4aca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling io-uring v0.5.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling tokio-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "3ffd39b07b2b3d1190b3aaa2032af0e5ef3cc2762611a534145ad2c0a75c4aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffd39b07b2b3d1190b3aaa2032af0e5ef3cc2762611a534145ad2c0a75c4aca", kill_on_drop: false }`
[INFO] [stdout] 3ffd39b07b2b3d1190b3aaa2032af0e5ef3cc2762611a534145ad2c0a75c4aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8629026a322f15eac9c2d85b244e0375c5476b6b0cd17d1cbe6faf8f029228d0
[INFO] running `Command { std: "docker" "start" "-a" "8629026a322f15eac9c2d85b244e0375c5476b6b0cd17d1cbe6faf8f029228d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling fastrand v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling iai v0.1.1
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling tokio-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "8629026a322f15eac9c2d85b244e0375c5476b6b0cd17d1cbe6faf8f029228d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8629026a322f15eac9c2d85b244e0375c5476b6b0cd17d1cbe6faf8f029228d0", kill_on_drop: false }`
[INFO] [stdout] 8629026a322f15eac9c2d85b244e0375c5476b6b0cd17d1cbe6faf8f029228d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8314234bc059feb3285414d6c17824f386abceeeafeb326d664d274eea305e6d
[INFO] running `Command { std: "docker" "start" "-a" "8314234bc059feb3285414d6c17824f386abceeeafeb326d664d274eea305e6d", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/driver/op.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stderr]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Ignored(()),
[INFO] [stderr]    |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-uring` (lib) generated 1 warning
[INFO] [stderr] warning: `tokio-uring` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_uring-5363add70ccc8478)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test driver::op::slab_list::test::entries_kept_on_converion_to_index ... ok
[INFO] [stdout] test driver::op::slab_list::test::push_pop ... ok
[INFO] [stdout] test driver::op::slab_list::test::entries_freed_on_drop ... ok
[INFO] [stdout] test driver::noop::test::perform_no_op ... ok
[INFO] [stdout] test driver::op::test::complete_after_drop ... ok
[INFO] [stdout] test driver::op::test::poll_change_task ... ok
[INFO] [stdout] test driver::op::test::op_stays_in_slab_on_drop ... ok
[INFO] [stdout] test driver::op::test::complete_before_poll ... ok
[INFO] [stdout] test driver::op::test::poll_op_twice ... ok
[INFO] [stdout] test runtime::test::block_on_twice ... ok
[INFO] [stdout] test driver::op::test::poll_op_once ... ok
[INFO] [stdout] test runtime::test::block_on ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/buf.rs (/opt/rustwide/target/debug/deps/buf-e34f1224ab2e47e7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test can_deref_slice_into_uninit_buf ... ok
[INFO] [stdout] test slice::test_slice_read ... ok
[INFO] [stdout] test test_slice ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test vec::test_slice_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/directory.rs (/opt/rustwide/target/debug/deps/directory-d8207b3027ec93ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_remove_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/driver.rs (/opt/rustwide/target/debug/deps/driver-b17c97116e6b4472)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test completion_overflow ... ok
[INFO] [stdout] test too_many_submissions ... ok
[INFO] [stdout] test complete_ops_on_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fs_file.rs (/opt/rustwide/target/debug/deps/fs_file-72613693e5b7cdc2)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr] fatal runtime error: IO Safety violation: owned file descriptor already closed
[INFO] [stderr] error: test failed, to rerun pass `--test fs_file`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/fs_file-72613693e5b7cdc2` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "8314234bc059feb3285414d6c17824f386abceeeafeb326d664d274eea305e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8314234bc059feb3285414d6c17824f386abceeeafeb326d664d274eea305e6d", kill_on_drop: false }`
[INFO] [stdout] 8314234bc059feb3285414d6c17824f386abceeeafeb326d664d274eea305e6d
[INFO] testing tokio-uring-0.4.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate tokio-uring 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate tokio-uring 0.4.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tokio-uring 0.4.0
[INFO] finished tweaking crates.io crate tokio-uring 0.4.0
[INFO] tweaked toml for crates.io crate tokio-uring 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate tokio-uring 0.4.0 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed803e3186f7dfeed9359b5ff0e0542c3021da769dc37c446b272d14ba4900e7
[INFO] running `Command { std: "docker" "start" "-a" "ed803e3186f7dfeed9359b5ff0e0542c3021da769dc37c446b272d14ba4900e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed803e3186f7dfeed9359b5ff0e0542c3021da769dc37c446b272d14ba4900e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed803e3186f7dfeed9359b5ff0e0542c3021da769dc37c446b272d14ba4900e7", kill_on_drop: false }`
[INFO] [stdout] ed803e3186f7dfeed9359b5ff0e0542c3021da769dc37c446b272d14ba4900e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b707fd0b8e272581fb5c8f8bc37ecb20c74ba0e564208c57fce0334947eb1add
[INFO] running `Command { std: "docker" "start" "-a" "b707fd0b8e272581fb5c8f8bc37ecb20c74ba0e564208c57fce0334947eb1add", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling io-uring v0.5.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling tokio-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "b707fd0b8e272581fb5c8f8bc37ecb20c74ba0e564208c57fce0334947eb1add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b707fd0b8e272581fb5c8f8bc37ecb20c74ba0e564208c57fce0334947eb1add", kill_on_drop: false }`
[INFO] [stdout] b707fd0b8e272581fb5c8f8bc37ecb20c74ba0e564208c57fce0334947eb1add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 953d8d504b32a9cb7666db95b4494188a4e928da1b313158ebfeef196331c3ee
[INFO] running `Command { std: "docker" "start" "-a" "953d8d504b32a9cb7666db95b4494188a4e928da1b313158ebfeef196331c3ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling fastrand v1.6.0
[INFO] [stderr]    Compiling iai v0.1.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling tokio-uring v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/driver/op.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 57 |     Ignored(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.99s
[INFO] running `Command { std: "docker" "inspect" "953d8d504b32a9cb7666db95b4494188a4e928da1b313158ebfeef196331c3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953d8d504b32a9cb7666db95b4494188a4e928da1b313158ebfeef196331c3ee", kill_on_drop: false }`
[INFO] [stdout] 953d8d504b32a9cb7666db95b4494188a4e928da1b313158ebfeef196331c3ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05f6a7f9a4c11a660bf1bf646be7f965dcfe9f4ae34daf5cd2ebfcd582687ea4
[INFO] running `Command { std: "docker" "start" "-a" "05f6a7f9a4c11a660bf1bf646be7f965dcfe9f4ae34daf5cd2ebfcd582687ea4", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/driver/op.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Ignored(Box<dyn std::any::Any>),
[INFO] [stderr]    |     ------- ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Ignored(()),
[INFO] [stderr]    |             ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-uring` (lib) generated 1 warning
[INFO] [stderr] warning: `tokio-uring` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_uring-5363add70ccc8478)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test driver::op::slab_list::test::push_pop ... ok
[INFO] [stdout] test driver::op::test::op_stays_in_slab_on_drop ... ok
[INFO] [stdout] test driver::op::test::poll_change_task ... ok
[INFO] [stdout] test driver::op::test::poll_op_twice ... ok
[INFO] [stdout] test runtime::test::block_on_twice ... ok
[INFO] [stdout] test runtime::test::block_on ... ok
[INFO] [stdout] test driver::op::test::complete_before_poll ... ok
[INFO] [stdout] test driver::op::slab_list::test::entries_kept_on_converion_to_index ... ok
[INFO] [stdout] test driver::op::slab_list::test::entries_freed_on_drop ... ok
[INFO] [stdout] test driver::op::test::poll_op_once ... ok
[INFO] [stdout] test driver::noop::test::perform_no_op ... ok
[INFO] [stdout] test driver::op::test::complete_after_drop ... ok
[INFO] [stderr]      Running tests/buf.rs (/opt/rustwide/target/debug/deps/buf-e34f1224ab2e47e7)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test can_deref_slice_into_uninit_buf ... ok
[INFO] [stdout] test slice::test_slice_read ... ok
[INFO] [stdout] test test_slice ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test vec::test_slice_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/directory.rs (/opt/rustwide/target/debug/deps/directory-d8207b3027ec93ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_remove_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/driver.rs (/opt/rustwide/target/debug/deps/driver-b17c97116e6b4472)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test completion_overflow ... ok
[INFO] [stdout] test too_many_submissions ... ok
[INFO] [stdout] test complete_ops_on_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fs_file.rs (/opt/rustwide/target/debug/deps/fs_file-72613693e5b7cdc2)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test basic_read ... ok
[INFO] [stderr] fatal runtime error: IO Safety violation: owned file descriptor already closed
[INFO] [stderr] error: test failed, to rerun pass `--test fs_file`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/fs_file-72613693e5b7cdc2` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "05f6a7f9a4c11a660bf1bf646be7f965dcfe9f4ae34daf5cd2ebfcd582687ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f6a7f9a4c11a660bf1bf646be7f965dcfe9f4ae34daf5cd2ebfcd582687ea4", kill_on_drop: false }`
[INFO] [stdout] 05f6a7f9a4c11a660bf1bf646be7f965dcfe9f4ae34daf5cd2ebfcd582687ea4
