[INFO] fetching crate ureeves-userfaultfd 0.8.1...
[INFO] testing ureeves-userfaultfd-0.8.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ureeves-userfaultfd 0.8.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ureeves-userfaultfd 0.8.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ureeves-userfaultfd 0.8.1
[INFO] tweaked toml for crates.io crate ureeves-userfaultfd 0.8.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ureeves-userfaultfd 0.8.1 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 ureeves-userfaultfd 0.8.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5b305694e0b41467787d04d711d90e68d934cbd7a8e045d00d88b5a9db80be83
[INFO] running `Command { std: "docker" "start" "-a" "5b305694e0b41467787d04d711d90e68d934cbd7a8e045d00d88b5a9db80be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b305694e0b41467787d04d711d90e68d934cbd7a8e045d00d88b5a9db80be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b305694e0b41467787d04d711d90e68d934cbd7a8e045d00d88b5a9db80be83", kill_on_drop: false }`
[INFO] [stdout] 5b305694e0b41467787d04d711d90e68d934cbd7a8e045d00d88b5a9db80be83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d0793507fc5d7db1c586ea489c33fb8bd2b2cae0b5eb8d6890a0f6b04552cd93
[INFO] running `Command { std: "docker" "start" "-a" "d0793507fc5d7db1c586ea489c33fb8bd2b2cae0b5eb8d6890a0f6b04552cd93", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling cexpr v0.6.0
[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 ureeves-userfaultfd-sys v0.5.0
[INFO] [stderr]    Compiling ureeves-userfaultfd v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.43s
[INFO] running `Command { std: "docker" "inspect" "d0793507fc5d7db1c586ea489c33fb8bd2b2cae0b5eb8d6890a0f6b04552cd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0793507fc5d7db1c586ea489c33fb8bd2b2cae0b5eb8d6890a0f6b04552cd93", kill_on_drop: false }`
[INFO] [stdout] d0793507fc5d7db1c586ea489c33fb8bd2b2cae0b5eb8d6890a0f6b04552cd93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9c2190419d157a50c1400a8083ee8d2d552e076b15287230af2be4b740dac5df
[INFO] running `Command { std: "docker" "start" "-a" "9c2190419d157a50c1400a8083ee8d2d552e076b15287230af2be4b740dac5df", kill_on_drop: false }`
[INFO] [stderr]    Compiling ureeves-userfaultfd v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "9c2190419d157a50c1400a8083ee8d2d552e076b15287230af2be4b740dac5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c2190419d157a50c1400a8083ee8d2d552e076b15287230af2be4b740dac5df", kill_on_drop: false }`
[INFO] [stdout] 9c2190419d157a50c1400a8083ee8d2d552e076b15287230af2be4b740dac5df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 43278e5ed73a14dfe82ded10b776ee9bbe5519270b4c872ae373b82c52b44169
[INFO] running `Command { std: "docker" "start" "-a" "43278e5ed73a14dfe82ded10b776ee9bbe5519270b4c872ae373b82c52b44169", 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/ureeves_userfaultfd-fd2cf1252000252f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_nonblocking_read_event ... FAILED
[INFO] [stdout] test test::test_read_event ... FAILED
[INFO] [stdout] test test::test_read_events ... 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_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] 
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "43278e5ed73a14dfe82ded10b776ee9bbe5519270b4c872ae373b82c52b44169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43278e5ed73a14dfe82ded10b776ee9bbe5519270b4c872ae373b82c52b44169", kill_on_drop: false }`
[INFO] [stdout] 43278e5ed73a14dfe82ded10b776ee9bbe5519270b4c872ae373b82c52b44169