[INFO] fetching crate userfaultfd 0.8.1...
[INFO] testing userfaultfd-0.8.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate userfaultfd 0.8.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate userfaultfd 0.8.1 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] started tweaking crates.io crate userfaultfd 0.8.1
[INFO] finished tweaking crates.io crate userfaultfd 0.8.1
[INFO] tweaked toml for crates.io crate userfaultfd 0.8.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded userfaultfd-sys v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 35ae1ea74e0fd8730f70e46c698d71211f7518fb1eae1c797ba6169ba758b44d
[INFO] running `Command { std: "docker" "start" "-a" "35ae1ea74e0fd8730f70e46c698d71211f7518fb1eae1c797ba6169ba758b44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35ae1ea74e0fd8730f70e46c698d71211f7518fb1eae1c797ba6169ba758b44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ae1ea74e0fd8730f70e46c698d71211f7518fb1eae1c797ba6169ba758b44d", kill_on_drop: false }`
[INFO] [stdout] 35ae1ea74e0fd8730f70e46c698d71211f7518fb1eae1c797ba6169ba758b44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 839a45d95c885cbd8d348f441b3f605ebf3c68e32b691667bfd93e8c0e0ffcd6
[INFO] running `Command { std: "docker" "start" "-a" "839a45d95c885cbd8d348f441b3f605ebf3c68e32b691667bfd93e8c0e0ffcd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling bindgen v0.68.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.2.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling nix v0.27.1
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling userfaultfd-sys v0.5.0
[INFO] [stderr]    Compiling userfaultfd v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.41s
[INFO] running `Command { std: "docker" "inspect" "839a45d95c885cbd8d348f441b3f605ebf3c68e32b691667bfd93e8c0e0ffcd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839a45d95c885cbd8d348f441b3f605ebf3c68e32b691667bfd93e8c0e0ffcd6", kill_on_drop: false }`
[INFO] [stdout] 839a45d95c885cbd8d348f441b3f605ebf3c68e32b691667bfd93e8c0e0ffcd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c57ad1668a392637b32a37258d3b12890fa903387140daa146d5222d8343be58
[INFO] running `Command { std: "docker" "start" "-a" "c57ad1668a392637b32a37258d3b12890fa903387140daa146d5222d8343be58", kill_on_drop: false }`
[INFO] [stderr]    Compiling userfaultfd v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "c57ad1668a392637b32a37258d3b12890fa903387140daa146d5222d8343be58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57ad1668a392637b32a37258d3b12890fa903387140daa146d5222d8343be58", kill_on_drop: false }`
[INFO] [stdout] c57ad1668a392637b32a37258d3b12890fa903387140daa146d5222d8343be58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1c5de5b4cbc9ea5c0503e189bb3a2073e5def82f356523359904758c11cca88c
[INFO] running `Command { std: "docker" "start" "-a" "1c5de5b4cbc9ea5c0503e189bb3a2073e5def82f356523359904758c11cca88c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/userfaultfd-5b9ef83672d13c0a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_read_event ... FAILED
[INFO] [stdout] test test::test_read_events ... FAILED
[INFO] [stdout] test test::test_nonblocking_read_event ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[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] ---- test::test_nonblocking_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" "1c5de5b4cbc9ea5c0503e189bb3a2073e5def82f356523359904758c11cca88c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5de5b4cbc9ea5c0503e189bb3a2073e5def82f356523359904758c11cca88c", kill_on_drop: false }`
[INFO] [stdout] 1c5de5b4cbc9ea5c0503e189bb3a2073e5def82f356523359904758c11cca88c
