[INFO] crate userfaultfd 0.2.0 is already in cache [INFO] testing userfaultfd-0.2.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate userfaultfd 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate userfaultfd 0.2.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate userfaultfd 0.2.0 [INFO] finished tweaking crates.io crate userfaultfd 0.2.0 [INFO] tweaked toml for crates.io crate userfaultfd 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate userfaultfd 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a4cb924f09fb17549dd7acdfa70c2b0c6d1805549358718cc93718f47f4a221f [INFO] running `"docker" "start" "-a" "a4cb924f09fb17549dd7acdfa70c2b0c6d1805549358718cc93718f47f4a221f"` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling bindgen v0.51.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling thiserror-impl v1.0.14 [INFO] [stderr] Compiling thiserror v1.0.14 [INFO] [stderr] Compiling userfaultfd-sys v0.2.0 [INFO] [stderr] Compiling userfaultfd v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] running `"docker" "inspect" "a4cb924f09fb17549dd7acdfa70c2b0c6d1805549358718cc93718f47f4a221f"` [INFO] running `"docker" "rm" "-f" "a4cb924f09fb17549dd7acdfa70c2b0c6d1805549358718cc93718f47f4a221f"` [INFO] [stdout] a4cb924f09fb17549dd7acdfa70c2b0c6d1805549358718cc93718f47f4a221f [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1b53eb870079e63ba4be40c5b6a75c3fd42767f090b2f718cbc35b6cf2575135 [INFO] running `"docker" "start" "-a" "1b53eb870079e63ba4be40c5b6a75c3fd42767f090b2f718cbc35b6cf2575135"` [INFO] [stderr] Compiling userfaultfd v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `"docker" "inspect" "1b53eb870079e63ba4be40c5b6a75c3fd42767f090b2f718cbc35b6cf2575135"` [INFO] running `"docker" "rm" "-f" "1b53eb870079e63ba4be40c5b6a75c3fd42767f090b2f718cbc35b6cf2575135"` [INFO] [stdout] 1b53eb870079e63ba4be40c5b6a75c3fd42767f090b2f718cbc35b6cf2575135 [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 28423f1adeb7b8f7d7721f68c5d61f15ee2d1411e9fbf09480b3b10018d5178c [INFO] running `"docker" "start" "-a" "28423f1adeb7b8f7d7721f68c5d61f15ee2d1411e9fbf09480b3b10018d5178c"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/userfaultfd-f2ed652248d2bc6d [INFO] [stderr] Running /opt/rustwide/target/debug/deps/manpage_example-a9f589144500db1d [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test run_manpage_example ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- run_manpage_example stdout ---- [INFO] [stdout] thread 'run_manpage_example' panicked at 'manpage example succeeded', tests/manpage_example.rs:7:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557ea9be6d84 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x557ea9be6d84 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x557ea9be6d84 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x557ea9be6d84 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x557ea9c0fa2c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x557ea9b9aa05 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x557ea9be1391 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x557ea9be9655 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x557ea9be9655 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x557ea9be9655 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x557ea9be933b - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x557ea9be9cb2 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x557ea9b93b4d - std::panicking::begin_panic::hb503b18e93a3ce64 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:438 [INFO] [stdout] 13: 0x557ea9b93f47 - manpage_example::run_manpage_example::h56af48d809d69501 [INFO] [stdout] at tests/manpage_example.rs:7 [INFO] [stdout] 14: 0x557ea9b93e3a - manpage_example::run_manpage_example::{{closure}}::hf70dd358bdc23322 [INFO] [stdout] at tests/manpage_example.rs:2 [INFO] [stdout] 15: 0x557ea9b9754e - core::ops::function::FnOnce::call_once::hb41ed1ec6a9f9f58 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 16: 0x557ea9ba68ff - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 17: 0x557ea9bc1efe - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 18: 0x557ea9bc1efe - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 19: 0x557ea9bc1efe - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x557ea9bc1efe - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x557ea9bc1efe - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 22: 0x557ea9bc1efe - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 23: 0x557ea9b99eb6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 24: 0x557ea9b9f245 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 25: 0x557ea9b9f245 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 26: 0x557ea9b9f245 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 27: 0x557ea9b9f245 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 28: 0x557ea9b9f245 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 29: 0x557ea9b9f245 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 30: 0x557ea9b9f245 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 31: 0x557ea9bdd59f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 32: 0x557ea9bf0523 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x557ea9bf0523 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 34: 0x7fc57ff206db - start_thread [INFO] [stdout] 35: 0x7fc57fa3188f - __clone [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] run_manpage_example [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test manpage_example' [INFO] running `"docker" "inspect" "28423f1adeb7b8f7d7721f68c5d61f15ee2d1411e9fbf09480b3b10018d5178c"` [INFO] running `"docker" "rm" "-f" "28423f1adeb7b8f7d7721f68c5d61f15ee2d1411e9fbf09480b3b10018d5178c"` [INFO] [stdout] 28423f1adeb7b8f7d7721f68c5d61f15ee2d1411e9fbf09480b3b10018d5178c