[INFO] fetching crate thread_io 0.3.0...
[INFO] testing thread_io-0.3.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate thread_io 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate thread_io 0.3.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thread_io 0.3.0
[INFO] finished tweaking crates.io crate thread_io 0.3.0
[INFO] tweaked toml for crates.io crate thread_io 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bb0d358764069106fa8677a97d2e8fe862762862dca095c13f555cbe36552a88
[INFO] running `Command { std: "docker" "start" "-a" "bb0d358764069106fa8677a97d2e8fe862762862dca095c13f555cbe36552a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb0d358764069106fa8677a97d2e8fe862762862dca095c13f555cbe36552a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0d358764069106fa8677a97d2e8fe862762862dca095c13f555cbe36552a88", kill_on_drop: false }`
[INFO] [stdout] bb0d358764069106fa8677a97d2e8fe862762862dca095c13f555cbe36552a88
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab5646e8e65667b4743509fdbfc58b6a9640a2ef1d9ef5bfe934e2a7555e10cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab5646e8e65667b4743509fdbfc58b6a9640a2ef1d9ef5bfe934e2a7555e10cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling thread_io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "ab5646e8e65667b4743509fdbfc58b6a9640a2ef1d9ef5bfe934e2a7555e10cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab5646e8e65667b4743509fdbfc58b6a9640a2ef1d9ef5bfe934e2a7555e10cf", kill_on_drop: false }`
[INFO] [stdout] ab5646e8e65667b4743509fdbfc58b6a9640a2ef1d9ef5bfe934e2a7555e10cf
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af954b73220b0dc29c2a7031ad8fcfa402df1a4a839c8210bca6529c2a0463fa
[INFO] running `Command { std: "docker" "start" "-a" "af954b73220b0dc29c2a7031ad8fcfa402df1a4a839c8210bca6529c2a0463fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling thread_io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `Command { std: "docker" "inspect" "af954b73220b0dc29c2a7031ad8fcfa402df1a4a839c8210bca6529c2a0463fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af954b73220b0dc29c2a7031ad8fcfa402df1a4a839c8210bca6529c2a0463fa", kill_on_drop: false }`
[INFO] [stdout] af954b73220b0dc29c2a7031ad8fcfa402df1a4a839c8210bca6529c2a0463fa
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1cf9feee49fb5d4da1dd2ab54ffb0ed46162de1bf9af536a94dc412caf429bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1cf9feee49fb5d4da1dd2ab54ffb0ed46162de1bf9af536a94dc412caf429bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thread_io-779ac297a84c66a9
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/read-4125acf53dfff62d
[INFO] [stdout] running 0 tests
[INFO] [stderr] thread '<unnamed>' panicked at 'init panic', tests/read.rs:210:47
[INFO] [stdout] 
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] thread '<unnamed>' panicked at 'read err', tests/read.rs:37:17
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test read_fail_processing ... ok
[INFO] [stdout] test read_interrupted ... ok
[INFO] [stderr]    0:     0x55c5cb0022f0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x55c5cb0022f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c5cb0022f0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x55c5cb0022f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x55c5cb0252bc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x55c5caffeeb7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x55c5cb004780 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x55c5cb004780 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x55c5cb004780 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x55c5cb0044cc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x55c5cb004de3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x55c5cafe51cc - std::panicking::begin_panic::{{closure}}::h6f696d4b67ea4e4e
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]   12:     0x55c5cafe7ca9 - std::sys_common::backtrace::__rust_end_short_backtrace::h446863c5ace61166
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x55c5cafe50f7 - std::panicking::begin_panic::h213da2d86f05165d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]   14:     0x55c5caf82cbd - read::reader_init_panic::{{closure}}::h033fab83444cd89a
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/read.rs:210
[INFO] [stderr]   15:     0x55c5caf74936 - thread_io::read::reader_init::{{closure}}::{{closure}}::h5ab67cc6fd637ae9
[INFO] [stderr]                                at /opt/rustwide/workdir/src/read.rs:265
[INFO] [stderr]   16:     0x55c5caf4b4a3 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h26d9b356df009ba9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:415
[INFO] [stderr]   17:     0x55c5caf4c077 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::hea06035a9ea4f751
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:423
[INFO] [stderr]   18:     0x55c5caf865e6 - <alloc::boxed::Box<F> as core::ops::function::FnMut<A>>::call_mut::he90421ff054f9760
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1049
[INFO] [stderr]   19:     0x55c5caf4b415 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h235b9fb247f8478f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:431
[INFO] [stderr]   20:     0x55c5caf5d7a3 - std::sys_common::backtrace::__rust_begin_short_backtrace::he25bd3fb204c70b8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   21:     0x55c5caf5cd53 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb6110436e3ec582b
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   22:     0x55c5caf5d233 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h462188b8f2632f69
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   23:     0x55c5caf6b459 - std::panicking::try::do_call::hd7fa85d537237fe9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   24:     0x55c5caf6c3ad - __rust_try
[INFO] [stderr]   25:     0x55c5caf69cb0 - std::panicking::try::h5e5d515eacb13352
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   26:     0x55c5caf5e393 - std::panic::catch_unwind::h4d0cabef42d1a672
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   27:     0x55c5caf5b8cc - std::thread::Builder::spawn_unchecked::{{closure}}::h35fbdeb76900014b
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stderr]   28:     0x55c5caf792ae - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbb1ff2a008936dfc
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   29:     0x55c5cb00b66a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   30:     0x55c5cb00b66a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   31:     0x55c5cb00b66a - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   32:     0x7fe86fc6c609 - start_thread
[INFO] [stderr]   33:     0x7fe86fb78103 - clone
[INFO] [stderr]   34:                0x0 - <unknown>
[INFO] [stdout] test reader_init_panic ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test read_panic_processing ... ok
[INFO] [stderr]    0:     0x55c5cb0022f0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x55c5cb0022f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55c5cb0022f0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x55c5cb0022f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout] test reader_init_fail ... ok
[INFO] [stderr]    4:     0x55c5cb0252bc - core::fmt::write::h9ddafa4860d8adff
[INFO] [stdout] test read_panic ... ok
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x55c5caffeeb7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x55c5cb004780 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x55c5cb004780 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x55c5cb004780 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x55c5cb0044cc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x55c5cb004de3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x55c5cafe51cc - std::panicking::begin_panic::{{closure}}::h6f696d4b67ea4e4e
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]   12:     0x55c5cafe7ca9 - std::sys_common::backtrace::__rust_end_short_backtrace::h446863c5ace61166
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x55c5cafe50f7 - std::panicking::begin_panic::h213da2d86f05165d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]   14:     0x55c5caf7f932 - <read::Reader as std::io::Read>::read::hc6bff93820ad2d03
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/read.rs:37
[INFO] [stderr]   15:     0x55c5caf7f753 - std::io::impls::<impl std::io::Read for &mut R>::read::h7ccba70d8143f696
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/impls.rs:15
[INFO] [stderr]   16:     0x55c5caf7f723 - std::io::impls::<impl std::io::Read for &mut R>::read::h137738c339e52b83
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/impls.rs:15
[INFO] [stderr]   17:     0x55c5caf75cac - thread_io::read::Buffer::refill::h36a3c8d95143564e
[INFO] [stderr]                                at /opt/rustwide/workdir/src/read.rs:61
[INFO] [stderr]   18:     0x55c5caf7559a - thread_io::read::BackgroundReader::serve::h818c9d2371a9d6c4
[INFO] [stderr]                                at /opt/rustwide/workdir/src/read.rs:174
[INFO] [stderr]   19:     0x55c5caf7469b - thread_io::read::reader_init::{{closure}}::{{closure}}::h394d7d17b6f10846
[INFO] [stderr]                                at /opt/rustwide/workdir/src/read.rs:266
[INFO] [stderr]   20:     0x55c5caf4b7ef - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h6828990340314e33
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:415
[INFO] [stderr]   21:     0x55c5caf4b117 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h0080436bc625c720
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:423
[INFO] [stderr]   22:     0x55c5caf865e6 - <alloc::boxed::Box<F> as core::ops::function::FnMut<A>>::call_mut::he90421ff054f9760
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1049
[INFO] [stderr]   23:     0x55c5caf4b645 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h2c156cbb2a6818cb
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:431
[INFO] [stderr]   24:     0x55c5caf5d5e3 - std::sys_common::backtrace::__rust_begin_short_backtrace::h249bc62f603c3909
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   25:     0x55c5caf5ccd3 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h83068e94b227ef0b
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   26:     0x55c5caf5d143 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h155223336dded26f
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   27:     0x55c5caf6b399 - std::panicking::try::do_call::hc27ed38defb03ed4
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   28:     0x55c5caf6c3ad - __rust_try
[INFO] [stderr]   29:     0x55c5caf69980 - std::panicking::try::h5334d89b342c68f3
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   30:     0x55c5caf5e633 - std::panic::catch_unwind::he9341163e6c37ba3
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   31:     0x55c5caf5c4cc - std::thread::Builder::spawn_unchecked::{{closure}}::hb330dcb9cfe0520d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stderr]   32:     0x55c5caf7932e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hec0aaa40a249e5f7
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   33:     0x55c5cb00b66a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   34:     0x55c5cb00b66a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   35:     0x55c5cb00b66a - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   36:     0x7fe86fc6c609 - start_thread
[INFO] [stderr]   37:     0x7fe86fb78103 - clone
[INFO] [stderr]   38:                0x0 - <unknown>
[INFO] [stdout] test read_fail ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/write-097489aeff5c7229
[INFO] [stdout] test read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test write_source_fail ... ok
[INFO] [stdout] test writer_init_fail ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'init panic', tests/write.rs:121:12
[INFO] [stdout] test writer_flush ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test write_source_panic ... ok
[INFO] [stderr]    0:     0x557e71b34b90 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x557e71b34b90 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x557e71b34b90 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x557e71b34b90 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x557e71b57b5c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x557e71b31757 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x557e71b37020 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x557e71b37020 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x557e71b37020 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x557e71b36d6c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x557e71b37683 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x557e71b17a6c - std::panicking::begin_panic::{{closure}}::h6f696d4b67ea4e4e
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]   12:     0x557e71b1a549 - std::sys_common::backtrace::__rust_end_short_backtrace::h446863c5ace61166
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x557e71b17997 - std::panicking::begin_panic::h213da2d86f05165d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]   14:     0x557e71ababe8 - write::writer_init_panic::{{closure}}::hce58d41563e99fed
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/write.rs:121
[INFO] [stderr]   15:     0x557e71a784f6 - thread_io::write::writer_init_finish::{{closure}}::{{closure}}::hc8ce9b108edfd8bc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/write.rs:356
[INFO] [stderr]   16:     0x557e71a7f418 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h03a50f14b90c35da
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:415
[INFO] [stderr]   17:     0x557e71a805c7 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::hacc3f56c98862e30
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:423
[INFO] [stderr]   18:     0x557e71a89f96 - <alloc::boxed::Box<F> as core::ops::function::FnMut<A>>::call_mut::ha4a11e9f7dce7fe9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1049
[INFO] [stderr]   19:     0x557e71a805e5 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::hb37e855a9b7aa0d2
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:431
[INFO] [stderr]   20:     0x557e71ab6313 - std::sys_common::backtrace::__rust_begin_short_backtrace::h19b543e4f93eb2b0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   21:     0x557e71ab5843 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb8d8cae1dc1e82bc
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   22:     0x557e71ab61f3 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf1f2f2c763f29b04
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   23:     0x557e71a9b749 - std::panicking::try::do_call::h91de8cad671d3172
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   24:     0x557e71a9ccdd - __rust_try
[INFO] [stderr]   25:     0x557e71a99130 - std::panicking::try::h1c850c4d35e7751a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   26:     0x557e71ab6ab3 - std::panic::catch_unwind::hdfb10cf27faa2794
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   27:     0x557e71ab3d7c - std::thread::Builder::spawn_unchecked::{{closure}}::h0863e7cb6673b2b0
[INFO] [stdout] test writer_init_panic ... ok
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stderr]   28:     0x557e71aa5ffe - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9a7fe56c9d79791c
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   29:     0x557e71b3df0a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   30:     0x557e71b3df0a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   31:     0x557e71b3df0a - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   32:     0x7f121e994609 - start_thread
[INFO] [stderr]   33:     0x7f121e8a0103 - clone
[INFO] [stderr]   34:                0x0 - <unknown>
[INFO] [stdout] test write_thread ... ok
[INFO] [stdout] test write_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thread_io
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/read.rs - read::reader (line 200) ... ok
[INFO] [stdout] test src/write.rs - write::writer_finish (line 291) ... ok
[INFO] [stdout] test src/read.rs - read::reader_init (line 228) ... ok
[INFO] [stdout] test src/write.rs - write::writer_init (line 254) ... ok
[INFO] [stdout] test src/write.rs - write::writer (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1cf9feee49fb5d4da1dd2ab54ffb0ed46162de1bf9af536a94dc412caf429bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cf9feee49fb5d4da1dd2ab54ffb0ed46162de1bf9af536a94dc412caf429bf", kill_on_drop: false }`
[INFO] [stdout] a1cf9feee49fb5d4da1dd2ab54ffb0ed46162de1bf9af536a94dc412caf429bf
