[INFO] fetching crate rs-fsring 3.1.0...
[INFO] testing rs-fsring-3.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rs-fsring 3.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rs-fsring 3.1.0
[INFO] finished tweaking crates.io crate rs-fsring 3.1.0
[INFO] tweaked toml for crates.io crate rs-fsring 3.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-fsring 3.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c265acb072ffaf8a1aff2378394d7af4ed8e533ab2b34b6588c31c01ab2e35e3
[INFO] running `Command { std: "docker" "start" "-a" "c265acb072ffaf8a1aff2378394d7af4ed8e533ab2b34b6588c31c01ab2e35e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c265acb072ffaf8a1aff2378394d7af4ed8e533ab2b34b6588c31c01ab2e35e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c265acb072ffaf8a1aff2378394d7af4ed8e533ab2b34b6588c31c01ab2e35e3", kill_on_drop: false }`
[INFO] [stdout] c265acb072ffaf8a1aff2378394d7af4ed8e533ab2b34b6588c31c01ab2e35e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7e2395ab0df9ffe32226417135300d2e37fdd3512ea9e1f8ecf4a7670e1a2b3
[INFO] running `Command { std: "docker" "start" "-a" "d7e2395ab0df9ffe32226417135300d2e37fdd3512ea9e1f8ecf4a7670e1a2b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-fsring v3.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d7e2395ab0df9ffe32226417135300d2e37fdd3512ea9e1f8ecf4a7670e1a2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e2395ab0df9ffe32226417135300d2e37fdd3512ea9e1f8ecf4a7670e1a2b3", kill_on_drop: false }`
[INFO] [stdout] d7e2395ab0df9ffe32226417135300d2e37fdd3512ea9e1f8ecf4a7670e1a2b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d858d387feabdc4e148ff91b3ef44df02d12ded3475b8cf3f054817330460ba
[INFO] running `Command { std: "docker" "start" "-a" "0d858d387feabdc4e148ff91b3ef44df02d12ded3475b8cf3f054817330460ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-fsring v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/u/buf.rs:291:34
[INFO] [stdout]     |
[INFO] [stdout] 291 |             let chk = |_: &[u8]| (b"cafef00ddeadbeafface864299792458".to_vec());
[INFO] [stdout]     |                                  ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 291 -             let chk = |_: &[u8]| (b"cafef00ddeadbeafface864299792458".to_vec());
[INFO] [stdout] 291 +             let chk = |_: &[u8]| b"cafef00ddeadbeafface864299792458".to_vec() ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "0d858d387feabdc4e148ff91b3ef44df02d12ded3475b8cf3f054817330460ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d858d387feabdc4e148ff91b3ef44df02d12ded3475b8cf3f054817330460ba", kill_on_drop: false }`
[INFO] [stdout] 0d858d387feabdc4e148ff91b3ef44df02d12ded3475b8cf3f054817330460ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8c78270209603d18bdb97bf16e51f8071f14ba04c03d37f4b2d9adeff3508e6c
[INFO] running `Command { std: "docker" "start" "-a" "8c78270209603d18bdb97bf16e51f8071f14ba04c03d37f4b2d9adeff3508e6c", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/u/buf.rs:291:34
[INFO] [stderr]     |
[INFO] [stderr] 291 |             let chk = |_: &[u8]| (b"cafef00ddeadbeafface864299792458".to_vec());
[INFO] [stderr]     |                                  ^                                            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 291 -             let chk = |_: &[u8]| (b"cafef00ddeadbeafface864299792458".to_vec());
[INFO] [stderr] 291 +             let chk = |_: &[u8]| b"cafef00ddeadbeafface864299792458".to_vec() ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-fsring` (lib test) generated 1 warning (run `cargo fix --lib -p rs-fsring --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_fsring-0481e4435cc4aeca)
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test empty::test_empty::empty_checker_new_default::test_empty ... ignored
[INFO] [stdout] test empty::test_empty::kind2empty::test_noent ... ok
[INFO] [stdout] test empty::test_empty::len2empty::test_zero ... ok
[INFO] [stdout] test empty::test_empty::nonempty_checker_new::test_empty ... ok
[INFO] [stdout] test integer::u::test_u::name_checker_u8_new::test_zero ... ok
[INFO] [stdout] test integer::u::test_u::name_checker_u8_new::test_invalid ... ok
[INFO] [stdout] test integer::u::test_u::name_checker_u8_new::test_all_valid ... ok
[INFO] [stdout] test full::test_full::fullpath_builder_new::test_u8 ... ok
[INFO] [stdout] test integer::u::test_u::next_gen_by_prev_u8_hex::test_valid_name ... ok
[INFO] [stdout] test integer::u::test_u::next_gen_by_prev_u8_new::test_valid_name ... ok
[INFO] [stdout] test integer::u::test_u::u2n3_hex::test_max ... ok
[INFO] [stdout] test integer::u::test_u::u2n3_hex::test_zero ... ok
[INFO] [stdout] test list::test_list::list_request_handler_new::test_empty ... ok
[INFO] [stdout] test list::test_list::list_request_handler_new::test_empty_all ... ok
[INFO] [stdout] test list::test_list::list_request_handler_new::test_filter_err ... ok
[INFO] [stdout] test list::test_list::list_request_handler_new_default::test_all_empty ... ignored
[INFO] [stdout] test list::test_list::list_request_handler_new::test_nonempty_all ... ok
[INFO] [stdout] test list::test_list::list_request_handler_new::test_unable2get_list ... ok
[INFO] [stdout] test next::test_next::get_next_checked_new::test_empty ... ok
[INFO] [stdout] test list::u::test_u::list_names_u8_all_new::test_len ... ok
[INFO] [stdout] test next::u::test_u::next_random_u8_new_from_path_default::test_single ... ignored
[INFO] [stdout] test next::test_next::get_next_simple_retry::test_no_empty ... ok
[INFO] [stdout] test test_lib::remove_broken_buffers::test_invalid ... ignored
[INFO] [stdout] test test_lib::remove_broken_buffers::test_valid ... ignored
[INFO] [stdout] test test_lib::remove_broken_buffers::test_without_checksum ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default::test_del ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default::test_get ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default::test_list ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default::test_push ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default_with_checksum::test_checksum_invalid ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default_with_checksum::test_checksum_valid ... ignored
[INFO] [stdout] test next::u::test_u::next_u8_iter_new::test_256 ... ok
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default_with_checksum::test_push ... ignored
[INFO] [stdout] test u::buf::test_buf::ring_buffer_u8_new_default_with_checksum::test_valid ... ignored
[INFO] [stdout] test write::test_write::writer_unchecked_new_default::test_dir_noent ... ignored
[INFO] [stdout] test write::test_write::writer_checked_new::test_non_empty ... ok
[INFO] [stdout] test push::test_push::push_new::test_no_next ... ok
[INFO] [stdout] test next::test_next::get_next_simple_retry::test_empty_candidates ... ok
[INFO] [stdout] test next::u::test_u::next_random_u8_new_from_read::test_number ... ok
[INFO] [stdout] test empty::test_empty::len2empty::test_non0 ... ok
[INFO] [stdout] test next::test_next::get_next_checked_new::test_used ... ok
[INFO] [stdout] test next::test_next::get_next_checked_new::test_noent ... ok
[INFO] [stdout] test next::test_next::get_next_checked_new::test_unexpected ... ok
[INFO] [stdout] test next::test_next::get_next_simple_retry::test_empty1st ... ok
[INFO] [stdout] test read::test_read::read_handler_new_default::test_empty ... FAILED
[INFO] [stdout] test read::test_read::read_handler_new_default_with_checksum::test_empty ... FAILED
[INFO] [stdout] test empty::test_empty::kind2empty::test_err ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- read::test_read::read_handler_new_default::test_empty stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'read::test_read::read_handler_new_default::test_empty' (53) panicked at src/read.rs:192:47:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x619017ab8922 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x619017ab8922 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x619017ab8922 - std::sys::backtrace::_print_fmt::hec54e31f36456895
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x619017ab8922 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb1988e8b50fa5f19
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x619017ac8d8f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x619017ac8d8f - core::fmt::write::hcd056e06a609f600
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x619017a84731 - std::io::default_write_fmt::hdabc5d6505cb374b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x619017a84731 - std::io::Write::write_fmt::h18c82179fdc1f9d2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x619017a914b2 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x619017a961bf - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x619017a96051 - std::panicking::default_hook::h09da2eaf8f1deadd
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x619017a5576e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1697e4d80f236ef6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   12:     0x619017a5576e - test::test_main_with_exit_callback::{{closure}}::h8f63929ca9fd483b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x619017a9687f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hba67e0dc3e3fc548
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   14:     0x619017a9687f - std::panicking::panic_with_hook::h13c40d280d130fd3
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x619017a966da - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x619017a915e9 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x619017a786ad - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x619017ad07c0 - core::panicking::panic_fmt::h326b75cf8ee01b13
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:78:14
[INFO] [stdout]   19:     0x619017acfea6 - core::result::unwrap_failed::h38baee32fdec5ac8
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x619017a1b62e - core::result::Result<T,E>::unwrap::h31dbf53aa5cf4e87
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x619017a1b62e - rs_fsring::read::test_read::read_handler_new_default::test_empty::h8df34f1d216322ef
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:192:47
[INFO] [stdout]   22:     0x619017a1b847 - rs_fsring::read::test_read::read_handler_new_default::test_empty::{{closure}}::h17fb0f3b9806f4a9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:190:24
[INFO] [stdout]   23:     0x6190179f62b6 - core::ops::function::FnOnce::call_once::hd82811a7bfff7707
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x619017a5554b - core::ops::function::FnOnce::call_once::he420dad47d9aac14
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x619017a5554b - test::__rust_begin_short_backtrace::h51976f55c263f7c2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x619017a6b175 - test::run_test_in_process::{{closure}}::h6aa4339396d33320
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x619017a6b175 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5bd0ba3863a53529
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x619017a6b175 - std::panicking::catch_unwind::do_call::h5c710722c40c5839
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x619017a6b175 - std::panicking::catch_unwind::hf41b5be070ce0f19
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x619017a6b175 - std::panic::catch_unwind::h4559aa103e6f16d6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x619017a6b175 - test::run_test_in_process::he6fd763a772ff213
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x619017a6b175 - test::run_test::{{closure}}::he46f5435849feb5b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x619017a41984 - test::run_test::{{closure}}::h12a66289c31b502a
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x619017a41984 - std::sys::backtrace::__rust_begin_short_backtrace::h614a7925ed7b2f5e
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x619017a4532a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbc654088c5dbff36
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x619017a4532a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3f631d2ca531b61d
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x619017a4532a - std::panicking::catch_unwind::do_call::hd2548748db0aa717
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x619017a4532a - std::panicking::catch_unwind::hf7d8620d84df48e2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x619017a4532a - std::panic::catch_unwind::hdde75b8543fcb96b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x619017a4532a - std::thread::Builder::spawn_unchecked_::{{closure}}::h991e7d03b432cf3f
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x619017a4532a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hebddb40255441657
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x619017a8c72f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h55e8930dc7db99a5
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   43:     0x619017a8c72f - std::sys::thread::unix::Thread::new::thread_start::he23d038ee4fa004e
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7d8d44a7caa4 - <unknown>
[INFO] [stdout]   45:     0x7d8d44b09a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- read::test_read::read_handler_new_default_with_checksum::test_empty stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'read::test_read::read_handler_new_default_with_checksum::test_empty' (54) panicked at src/read.rs:209:47:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x619017ab8922 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x619017ab8922 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x619017ab8922 - std::sys::backtrace::_print_fmt::hec54e31f36456895
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x619017ab8922 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb1988e8b50fa5f19
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x619017ac8d8f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x619017ac8d8f - core::fmt::write::hcd056e06a609f600
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x619017a84731 - std::io::default_write_fmt::hdabc5d6505cb374b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x619017a84731 - std::io::Write::write_fmt::h18c82179fdc1f9d2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x619017a914b2 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x619017a961bf - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x619017a96051 - std::panicking::default_hook::h09da2eaf8f1deadd
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x619017a5576e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1697e4d80f236ef6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   12:     0x619017a5576e - test::test_main_with_exit_callback::{{closure}}::h8f63929ca9fd483b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x619017a9687f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hba67e0dc3e3fc548
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   14:     0x619017a9687f - std::panicking::panic_with_hook::h13c40d280d130fd3
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x619017a966da - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x619017a915e9 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x619017a786ad - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x619017ad07c0 - core::panicking::panic_fmt::h326b75cf8ee01b13
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:78:14
[INFO] [stdout]   19:     0x619017acfea6 - core::result::unwrap_failed::h38baee32fdec5ac8
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1855:5
[INFO] [stdout]   20:     0x619017a1b8ee - core::result::Result<T,E>::unwrap::h31dbf53aa5cf4e87
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1226:23
[INFO] [stdout]   21:     0x619017a1b8ee - rs_fsring::read::test_read::read_handler_new_default_with_checksum::test_empty::h4f9ca69384a961d5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:209:47
[INFO] [stdout]   22:     0x619017a1bb07 - rs_fsring::read::test_read::read_handler_new_default_with_checksum::test_empty::{{closure}}::h8e062a52826e7eb3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:207:24
[INFO] [stdout]   23:     0x6190179f5976 - core::ops::function::FnOnce::call_once::h273c6669e372a429
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x619017a5554b - core::ops::function::FnOnce::call_once::he420dad47d9aac14
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x619017a5554b - test::__rust_begin_short_backtrace::h51976f55c263f7c2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x619017a6b175 - test::run_test_in_process::{{closure}}::h6aa4339396d33320
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x619017a6b175 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5bd0ba3863a53529
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x619017a6b175 - std::panicking::catch_unwind::do_call::h5c710722c40c5839
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x619017a6b175 - std::panicking::catch_unwind::hf41b5be070ce0f19
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x619017a6b175 - std::panic::catch_unwind::h4559aa103e6f16d6
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x619017a6b175 - test::run_test_in_process::he6fd763a772ff213
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x619017a6b175 - test::run_test::{{closure}}::he46f5435849feb5b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x619017a41984 - test::run_test::{{closure}}::h12a66289c31b502a
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x619017a41984 - std::sys::backtrace::__rust_begin_short_backtrace::h614a7925ed7b2f5e
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x619017a4532a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbc654088c5dbff36
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x619017a4532a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3f631d2ca531b61d
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x619017a4532a - std::panicking::catch_unwind::do_call::hd2548748db0aa717
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x619017a4532a - std::panicking::catch_unwind::hf7d8620d84df48e2
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x619017a4532a - std::panic::catch_unwind::hdde75b8543fcb96b
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x619017a4532a - std::thread::Builder::spawn_unchecked_::{{closure}}::h991e7d03b432cf3f
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x619017a4532a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hebddb40255441657
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x619017a8c72f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h55e8930dc7db99a5
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   43:     0x619017a8c72f - std::sys::thread::unix::Thread::new::thread_start::he23d038ee4fa004e
[INFO] [stdout]                                at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   44:     0x7d8d44a7caa4 - <unknown>
[INFO] [stdout]   45:     0x7d8d44b09a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     read::test_read::read_handler_new_default::test_empty
[INFO] [stdout]     read::test_read::read_handler_new_default_with_checksum::test_empty
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 30 passed; 2 failed; 15 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "8c78270209603d18bdb97bf16e51f8071f14ba04c03d37f4b2d9adeff3508e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c78270209603d18bdb97bf16e51f8071f14ba04c03d37f4b2d9adeff3508e6c", kill_on_drop: false }`
[INFO] [stdout] 8c78270209603d18bdb97bf16e51f8071f14ba04c03d37f4b2d9adeff3508e6c