[INFO] fetching crate qlog 0.3.0... [INFO] testing qlog-0.3.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate qlog 0.3.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate qlog 0.3.0 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 qlog 0.3.0 [INFO] finished tweaking crates.io crate qlog 0.3.0 [INFO] tweaked toml for crates.io crate qlog 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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-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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 78a04981738105f61d5ccf28e2556ae8bb786bc858d6ea77f7ba18dd14c0460d [INFO] running `"docker" "start" "-a" "78a04981738105f61d5ccf28e2556ae8bb786bc858d6ea77f7ba18dd14c0460d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling serde_with_macros v1.1.0 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling serde_with v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling qlog v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.39s [INFO] running `"docker" "inspect" "78a04981738105f61d5ccf28e2556ae8bb786bc858d6ea77f7ba18dd14c0460d"` [INFO] running `"docker" "rm" "-f" "78a04981738105f61d5ccf28e2556ae8bb786bc858d6ea77f7ba18dd14c0460d"` [INFO] [stdout] 78a04981738105f61d5ccf28e2556ae8bb786bc858d6ea77f7ba18dd14c0460d [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=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] 93c4375f79ff25e150efc55311cc9d87420b3663f243fc9427d7cb0f5c7b367f [INFO] running `"docker" "start" "-a" "93c4375f79ff25e150efc55311cc9d87420b3663f243fc9427d7cb0f5c7b367f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling qlog v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.60s [INFO] running `"docker" "inspect" "93c4375f79ff25e150efc55311cc9d87420b3663f243fc9427d7cb0f5c7b367f"` [INFO] running `"docker" "rm" "-f" "93c4375f79ff25e150efc55311cc9d87420b3663f243fc9427d7cb0f5c7b367f"` [INFO] [stdout] 93c4375f79ff25e150efc55311cc9d87420b3663f243fc9427d7cb0f5c7b367f [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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a8efa1c39795188fe3c649577d89df57343d6c94021857ece016cac225933e7a [INFO] running `"docker" "start" "-a" "a8efa1c39795188fe3c649577d89df57343d6c94021857ece016cac225933e7a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/qlog-16303c1ffd4b07cb [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::packet_header ... ok [INFO] [stdout] test tests::bogus_event_validity ... ok [INFO] [stdout] test tests::packet_sent_event_some_frames ... ok [INFO] [stdout] test tests::test_event_validity ... ok [INFO] [stdout] test tests::trace_no_events ... ok [INFO] [stdout] test tests::trace_single_transport_event ... ok [INFO] [stdout] test tests::serialization_states ... ok [INFO] [stdout] test tests::packet_sent_event_no_frames ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests qlog [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test src/lib.rs - (line 185) ... ignored [INFO] [stdout] test src/lib.rs - (line 338) ... FAILED [INFO] [stdout] test src/lib.rs - (line 116) ... ok [INFO] [stdout] test src/lib.rs - (line 257) ... FAILED [INFO] [stdout] test src/lib.rs - (line 299) ... FAILED [INFO] [stdout] test src/lib.rs - (line 264) ... FAILED [INFO] [stdout] test src/lib.rs - (line 238) ... ok [INFO] [stdout] test src/lib.rs - (line 388) ... FAILED [INFO] [stdout] test src/lib.rs - (line 85) ... ok [INFO] [stdout] test src/lib.rs - (line 427) ... FAILED [INFO] [stdout] test src/lib.rs - (line 164) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 338) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:19:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x56137e332e05 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x56137e332e05 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x56137e332e05 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x56137e332e05 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x56137e3506fc - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x56137e3314b3 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x56137e335310 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x56137e335310 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x56137e335310 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x56137e33505c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x56137e3358f7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x56137e3354fb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x56137e34fb01 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x56137e34f923 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x56137e2e505b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x56137e2e5ec9 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x56137e2e3cb3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x56137e335cc8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x56137e335cc8 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x56137e335cc8 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x56137e335cc8 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x56137e335cc8 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x56137e2e3c98 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x56137e2e65bb - main [INFO] [stdout] 24: 0x7f1017f9f0b3 - __libc_start_main [INFO] [stdout] 25: 0x56137e2e317e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 257) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:4:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55dfbce91105 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55dfbce91105 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55dfbce91105 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55dfbce91105 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55dfbceae34c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55dfbce8f933 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55dfbce93590 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55dfbce93590 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55dfbce93590 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55dfbce932dc - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55dfbce93b77 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55dfbce9377b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55dfbcead751 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55dfbcead573 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55dfbce8b63b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x55dfbce8b751 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55dfbce8b463 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x55dfbce93f48 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55dfbce93f48 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55dfbce93f48 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55dfbce93f48 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55dfbce93f48 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55dfbce8b448 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x55dfbce8b78b - main [INFO] [stdout] 24: 0x7f4fcaddb0b3 - __libc_start_main [INFO] [stdout] 25: 0x55dfbce8b17e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 299) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:19:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55ba883df7c5 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55ba883df7c5 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55ba883df7c5 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55ba883df7c5 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55ba883fd0bc - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55ba883dde73 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55ba883e1cd0 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55ba883e1cd0 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55ba883e1cd0 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55ba883e1a1c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55ba883e22b7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55ba883e1ebb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55ba883fc4c1 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55ba883fc2e3 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55ba8839305b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x55ba88393e8e - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55ba88391cb3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x55ba883e2688 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55ba883e2688 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55ba883e2688 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55ba883e2688 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55ba883e2688 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55ba88391c98 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x55ba8839439b - main [INFO] [stdout] 24: 0x7f7efdb3f0b3 - __libc_start_main [INFO] [stdout] 25: 0x55ba8839117e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 264) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:19:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55d967edeb35 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55d967edeb35 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55d967edeb35 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55d967edeb35 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55d967efbdfc - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55d967edd2c3 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55d967ee1040 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55d967ee1040 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55d967ee1040 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55d967ee0d8c - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55d967ee1627 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55d967ee122b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55d967efb201 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55d967efb023 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x55d967e8f02b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x55d967e8fe5b - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x55d967e8dcb3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x55d967ee19f8 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x55d967ee19f8 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x55d967ee19f8 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x55d967ee19f8 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x55d967ee19f8 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x55d967e8dc98 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x55d967e9030b - main [INFO] [stdout] 24: 0x7f733f0ea0b3 - __libc_start_main [INFO] [stdout] 25: 0x55d967e8d17e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 388) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:19:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563d1a724a95 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x563d1a724a95 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x563d1a724a95 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x563d1a724a95 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x563d1a741e5c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x563d1a723223 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x563d1a726fa0 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x563d1a726fa0 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x563d1a726fa0 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x563d1a726cec - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x563d1a727587 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x563d1a72718b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x563d1a741261 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x563d1a741083 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x563d1a70502b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x563d1a705e6b - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x563d1a703cb3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x563d1a727958 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x563d1a727958 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x563d1a727958 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x563d1a727958 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x563d1a727958 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x563d1a703c98 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x563d1a70655b - main [INFO] [stdout] 24: 0x7f4d6d3350b3 - __libc_start_main [INFO] [stdout] 25: 0x563d1a70317e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 427) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:19:16 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x564b810b1d55 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x564b810b1d55 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x564b810b1d55 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x564b810b1d55 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x564b810cf01c - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x564b810b04e3 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x564b810b4260 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x564b810b4260 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x564b810b4260 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x564b810b3fac - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x564b810b4847 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x564b810b444b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x564b810ce421 - core::panicking::panic_fmt::habd7df443069602c [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x564b810ce243 - core::option::expect_none_failed::h721078758a086285 [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 14: 0x564b8109f02b - core::result::Result::unwrap::ha67a52a40daf1b23 [INFO] [stdout] 15: 0x564b8109fe5b - rust_out::main::hce5147e828914a17 [INFO] [stdout] 16: 0x564b8109dcb3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 17: 0x564b810b4c18 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 18: 0x564b810b4c18 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 19: 0x564b810b4c18 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 20: 0x564b810b4c18 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 21: 0x564b810b4c18 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 22: 0x564b8109dc98 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 23: 0x564b810a030b - main [INFO] [stdout] 24: 0x7fbcb516f0b3 - __libc_start_main [INFO] [stdout] 25: 0x564b8109d17e - _start [INFO] [stdout] 26: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 257) [INFO] [stdout] src/lib.rs - (line 264) [INFO] [stdout] src/lib.rs - (line 299) [INFO] [stdout] src/lib.rs - (line 338) [INFO] [stdout] src/lib.rs - (line 388) [INFO] [stdout] src/lib.rs - (line 427) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 6 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "a8efa1c39795188fe3c649577d89df57343d6c94021857ece016cac225933e7a"` [INFO] running `"docker" "rm" "-f" "a8efa1c39795188fe3c649577d89df57343d6c94021857ece016cac225933e7a"` [INFO] [stdout] a8efa1c39795188fe3c649577d89df57343d6c94021857ece016cac225933e7a