[INFO] fetching crate userfaultfd 0.9.0...
[INFO] testing userfaultfd-0.9.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate userfaultfd 0.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate userfaultfd 0.9.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate userfaultfd 0.9.0
[INFO] tweaked toml for crates.io crate userfaultfd 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate userfaultfd 0.9.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate userfaultfd 0.9.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e455c0c80e4241f40b4cf6ae623b33af401657208922227e0c1fbc5e221b7ab3
[INFO] running `Command { std: "docker" "start" "-a" "e455c0c80e4241f40b4cf6ae623b33af401657208922227e0c1fbc5e221b7ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e455c0c80e4241f40b4cf6ae623b33af401657208922227e0c1fbc5e221b7ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e455c0c80e4241f40b4cf6ae623b33af401657208922227e0c1fbc5e221b7ab3", kill_on_drop: false }`
[INFO] [stdout] e455c0c80e4241f40b4cf6ae623b33af401657208922227e0c1fbc5e221b7ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544a794c5e5d2d3b59318fa6b835fc8c7f866573f3de41d405fc61c5b1676648
[INFO] running `Command { std: "docker" "start" "-a" "544a794c5e5d2d3b59318fa6b835fc8c7f866573f3de41d405fc61c5b1676648", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling cc v1.2.33
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling userfaultfd-sys v0.6.0
[INFO] [stderr]    Compiling userfaultfd v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.58s
[INFO] running `Command { std: "docker" "inspect" "544a794c5e5d2d3b59318fa6b835fc8c7f866573f3de41d405fc61c5b1676648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544a794c5e5d2d3b59318fa6b835fc8c7f866573f3de41d405fc61c5b1676648", kill_on_drop: false }`
[INFO] [stdout] 544a794c5e5d2d3b59318fa6b835fc8c7f866573f3de41d405fc61c5b1676648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37fe61680324053601b4d4d0a331fd72d5eb4933135c3b620e317370f6ab2499
[INFO] running `Command { std: "docker" "start" "-a" "37fe61680324053601b4d4d0a331fd72d5eb4933135c3b620e317370f6ab2499", kill_on_drop: false }`
[INFO] [stderr]    Compiling userfaultfd v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "37fe61680324053601b4d4d0a331fd72d5eb4933135c3b620e317370f6ab2499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fe61680324053601b4d4d0a331fd72d5eb4933135c3b620e317370f6ab2499", kill_on_drop: false }`
[INFO] [stdout] 37fe61680324053601b4d4d0a331fd72d5eb4933135c3b620e317370f6ab2499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f829c91ec50f774a829e81246f4a2affae34ae4cb4103986b9a80ca35c9def39
[INFO] running `Command { std: "docker" "start" "-a" "f829c91ec50f774a829e81246f4a2affae34ae4cb4103986b9a80ca35c9def39", 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/userfaultfd-84dc33c8e7e48ccf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_nonblocking_read_event ... FAILED
[INFO] [stdout] test test::test_read_events ... FAILED
[INFO] [stdout] test test::test_read_event ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_nonblocking_read_event stdout ----
[INFO] [stdout] Error: SystemError(EPERM)
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_read_events stdout ----
[INFO] [stdout] Error: SystemError(EPERM)
[INFO] [stdout] 
[INFO] [stdout] ---- test::test_read_event stdout ----
[INFO] [stdout] Error: SystemError(EPERM)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::test_nonblocking_read_event
[INFO] [stdout]     test::test_read_event
[INFO] [stdout]     test::test_read_events
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f829c91ec50f774a829e81246f4a2affae34ae4cb4103986b9a80ca35c9def39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f829c91ec50f774a829e81246f4a2affae34ae4cb4103986b9a80ca35c9def39", kill_on_drop: false }`
[INFO] [stdout] f829c91ec50f774a829e81246f4a2affae34ae4cb4103986b9a80ca35c9def39