[INFO] crate palaver 0.3.0-alpha.3 is already in cache [INFO] testing palaver-0.3.0-alpha.3 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate palaver 0.3.0-alpha.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate palaver 0.3.0-alpha.3 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate palaver 0.3.0-alpha.3 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate palaver 0.3.0-alpha.3 [INFO] tweaked toml for crates.io crate palaver 0.3.0-alpha.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate palaver 0.3.0-alpha.3 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 0c259cb88953b52616ea01d82a98d03422b1d83a94b3fbb1004ceef57c9e966f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "0c259cb88953b52616ea01d82a98d03422b1d83a94b3fbb1004ceef57c9e966f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling heapless v0.5.3 [INFO] [stderr] Compiling hex v0.4.1 [INFO] [stderr] Compiling replace_with v0.1.5 [INFO] [stderr] Compiling twox-hash v1.5.0 [INFO] [stderr] Compiling hash32 v0.1.1 [INFO] [stderr] Compiling as-slice v0.1.2 [INFO] [stderr] Compiling procfs v0.7.7 [INFO] [stderr] Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.55s [INFO] running `"docker" "inspect" "0c259cb88953b52616ea01d82a98d03422b1d83a94b3fbb1004ceef57c9e966f"` [INFO] running `"docker" "rm" "-f" "0c259cb88953b52616ea01d82a98d03422b1d83a94b3fbb1004ceef57c9e966f"` [INFO] [stdout] 0c259cb88953b52616ea01d82a98d03422b1d83a94b3fbb1004ceef57c9e966f [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2020-06-03" "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] b85416b2006226ba145f1fcf998a66b9db519423be4b8de502d0a33fff271a87 [INFO] running `"docker" "start" "-a" "b85416b2006226ba145f1fcf998a66b9db519423be4b8de502d0a33fff271a87"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling serde_json v1.0.47 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling escargot v0.5.0 [INFO] [stderr] Compiling palaver v0.3.0-alpha.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.07s [INFO] running `"docker" "inspect" "b85416b2006226ba145f1fcf998a66b9db519423be4b8de502d0a33fff271a87"` [INFO] running `"docker" "rm" "-f" "b85416b2006226ba145f1fcf998a66b9db519423be4b8de502d0a33fff271a87"` [INFO] [stdout] b85416b2006226ba145f1fcf998a66b9db519423be4b8de502d0a33fff271a87 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 5628b0f62cce566601ff4abe7ca6f90da456cd18242679856ad1ae14ee120fbd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "5628b0f62cce566601ff4abe7ca6f90da456cd18242679856ad1ae14ee120fbd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/palaver-038165e4e81c3eb7 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test thread::tests::count ... ignored [INFO] [stdout] test env::tests::same ... ok [INFO] [stdout] test process::tests::count ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/env-c94a812308dc2cc4 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test same_as_rust ... ok [INFO] [stdout] test echo ... test echo has been running for over 60 seconds [INFO] [stdout] test echo ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] 0 [INFO] [stdout] 1 [INFO] [stdout] 2 [INFO] [stdout] multithreaded [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fd_iter-187e50ebd3705cd4 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fork-17e1763c20ad06f3 [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/fork.rs:170:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556e3e83c5e5 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x556e3e83c5e5 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556e3e83c5e5 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x556e3e83c5e5 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x556e3e8603cc - core::fmt::write::h935cb0ed4078a853 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x556e3e8396b3 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x556e3e83ebc0 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x556e3e83ebc0 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x556e3e83ebc0 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x556e3e83e90c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x556e3e83f1f7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x556e3e83edfb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x556e3e85f7d1 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 13: 0x556e3e85f5f3 - core::option::expect_none_failed::h721078758a086285 [INFO] [stderr] at src/libcore/option.rs:1272 [INFO] [stderr] 14: 0x556e3e7d98e0 - core::result::Result::unwrap::hde7e1cf099ec656d [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x556e3e79a7e2 - fork::fork::assert_dead::h008b869107bfde6d [INFO] [stderr] at tests/fork.rs:170 [INFO] [stderr] 16: 0x556e3e7994e6 - fork::fork::multithreaded::h22e7f639e4201e03 [INFO] [stderr] at tests/fork.rs:101 [INFO] [stderr] 17: 0x556e3e79a6c9 - fork::fork::main::hc8324affe16c33fd [INFO] [stderr] at tests/fork.rs:160 [INFO] [stderr] 18: 0x556e3e7a85a6 - fork::main::head7e17378e7d648 [INFO] [stderr] at tests/fork.rs:312 [INFO] [stderr] 19: 0x556e3e7a5b0b - std::rt::lang_start::{{closure}}::hcbbf8fce1170b8a0 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x556e3e83f5c8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 21: 0x556e3e83f5c8 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 22: 0x556e3e83f5c8 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 23: 0x556e3e83f5c8 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 24: 0x556e3e83f5c8 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 25: 0x556e3e7a5ae7 - std::rt::lang_start::hc7055df872fe0b28 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 26: 0x556e3e7a85da - main [INFO] [stderr] 27: 0x7fb2a75590b3 - __libc_start_main [INFO] [stderr] 28: 0x556e3e7979be - _start [INFO] [stderr] 29: 0x0 - [INFO] [stderr] error: test failed, to rerun pass '--test fork' [INFO] running `"docker" "inspect" "5628b0f62cce566601ff4abe7ca6f90da456cd18242679856ad1ae14ee120fbd"` [INFO] running `"docker" "rm" "-f" "5628b0f62cce566601ff4abe7ca6f90da456cd18242679856ad1ae14ee120fbd"` [INFO] [stdout] 5628b0f62cce566601ff4abe7ca6f90da456cd18242679856ad1ae14ee120fbd