[INFO] crate benchlib-rs 0.4.2 is already in cache [INFO] testing benchlib-rs-0.4.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate benchlib-rs 0.4.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate benchlib-rs 0.4.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate benchlib-rs 0.4.2 [INFO] finished tweaking crates.io crate benchlib-rs 0.4.2 [INFO] tweaked toml for crates.io crate benchlib-rs 0.4.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "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] b215da6f1c581b0ff1f8c3a44b31a8855e96419f8214672658de2b64d54a84ec [INFO] running `"docker" "start" "-a" "b215da6f1c581b0ff1f8c3a44b31a8855e96419f8214672658de2b64d54a84ec"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling howlong v0.1.4 [INFO] [stderr] Compiling errno v0.2.5 [INFO] [stderr] Compiling termion v1.5.5 [INFO] [stderr] Compiling thiserror-impl v1.0.19 [INFO] [stderr] Compiling thiserror v1.0.19 [INFO] [stderr] Compiling benchlib-rs v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.11s [INFO] running `"docker" "inspect" "b215da6f1c581b0ff1f8c3a44b31a8855e96419f8214672658de2b64d54a84ec"` [INFO] running `"docker" "rm" "-f" "b215da6f1c581b0ff1f8c3a44b31a8855e96419f8214672658de2b64d54a84ec"` [INFO] [stdout] b215da6f1c581b0ff1f8c3a44b31a8855e96419f8214672658de2b64d54a84ec [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "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] 3d943dd20b0acde1399dacb195863096afa964483421421df0f4525e91e638a8 [INFO] running `"docker" "start" "-a" "3d943dd20b0acde1399dacb195863096afa964483421421df0f4525e91e638a8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling benchlib-rs v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `"docker" "inspect" "3d943dd20b0acde1399dacb195863096afa964483421421df0f4525e91e638a8"` [INFO] running `"docker" "rm" "-f" "3d943dd20b0acde1399dacb195863096afa964483421421df0f4525e91e638a8"` [INFO] [stdout] 3d943dd20b0acde1399dacb195863096afa964483421421df0f4525e91e638a8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 1d8f6dfa8bffa23e5e932b322c96baf74a3a6ce51e222694b5381c61857c6ff5 [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" "1d8f6dfa8bffa23e5e932b322c96baf74a3a6ce51e222694b5381c61857c6ff5"` [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/benchlib-9c7f39582fcbefae [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::it_prints_settings ... ok [INFO] [stdout] test tests::it_benches_specifically ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::it_reports_differences ... ok [INFO] [stdout] test tests::it_writes_into_files ... FAILED [INFO] [stdout] test tests::it_benches_automatically ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::it_writes_into_files stdout ---- [INFO] [stdout] thread 'tests::it_writes_into_files' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:55:20 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d1909c60c4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d1909c60c4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d1909c60c4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d1909c60c4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d1909eefdc - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55d1909288f5 - std::io::Write::write_fmt::h42f0550b6bd39c6e [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55d1909c00e1 - std::io::impls::>::write_fmt::h223d7b7033cad46d [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55d1909c89a5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55d1909c89a5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55d1909c89a5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55d1909c868b - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55d1909c9002 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55d1909c8beb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55d1909eda01 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55d1909ed823 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55d19096783b - core::result::Result::unwrap::h657946e40cbeda1d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x55d1909237f5 - benchlib::tests::it_writes_into_files::heef616cbf66cdb73 [INFO] [stdout] at src/lib.rs:55 [INFO] [stdout] 17: 0x55d19092378a - benchlib::tests::it_writes_into_files::{{closure}}::hb3075a1be5e3333e [INFO] [stdout] at src/lib.rs:53 [INFO] [stdout] 18: 0x55d1909267de - core::ops::function::FnOnce::call_once::h3bb342440469c732 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 19: 0x55d19094fd86 - as core::ops::function::FnOnce>::call_once::hc165f65f4331a55c [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 20: 0x55d19094fd86 - as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x55d19094fd86 - std::panicking::try::do_call::h104f7f3dae5a1b29 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 22: 0x55d19094fd86 - std::panicking::try::h0e20f01361cba753 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 23: 0x55d19094fd86 - std::panic::catch_unwind::h0bd0c84b5f4cd121 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55d19094fd86 - test::run_test_in_process::hf34c22adfeb6853d [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x55d19094fd86 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x55d190927da6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x55d19092d135 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x55d19092d135 - as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x55d19092d135 - std::panicking::try::do_call::h902fd77b30bb3bb7 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331 [INFO] [stdout] 30: 0x55d19092d135 - std::panicking::try::hc17d3a628e65d49d [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x55d19092d135 - std::panic::catch_unwind::h9c9d49cbb6b18017 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x55d19092d135 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x55d19092d135 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232 [INFO] [stdout] 34: 0x55d1909cfa2a - as core::ops::function::FnOnce>::call_once::h1f1fac7de7dd9691 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 35: 0x55d1909cfa2a - as core::ops::function::FnOnce>::call_once::ha031f48633a6af54 [INFO] [stdout] at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008 [INFO] [stdout] 36: 0x55d1909cfa2a - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7f2df4f6c609 - start_thread [INFO] [stdout] 38: 0x7f2df4e78103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::it_writes_into_files [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "1d8f6dfa8bffa23e5e932b322c96baf74a3a6ce51e222694b5381c61857c6ff5"` [INFO] running `"docker" "rm" "-f" "1d8f6dfa8bffa23e5e932b322c96baf74a3a6ce51e222694b5381c61857c6ff5"` [INFO] [stdout] 1d8f6dfa8bffa23e5e932b322c96baf74a3a6ce51e222694b5381c61857c6ff5