[INFO] cloning repository https://github.com/ericdeansanchez/bifrost
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericdeansanchez/bifrost" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fbifrost", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fbifrost'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5317ea69e57f98376f605d57f27ecfafd78754f4
[INFO] testing ericdeansanchez/bifrost against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fbifrost" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ericdeansanchez/bifrost on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ericdeansanchez/bifrost
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/ericdeansanchez/bifrost
[INFO] tweaked toml for git repo https://github.com/ericdeansanchez/bifrost written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ericdeansanchez/bifrost already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11bf0092662102b571f4f058812d5f33503c0d63b27e7de8a843482a08c3e67c
[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" "11bf0092662102b571f4f058812d5f33503c0d63b27e7de8a843482a08c3e67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11bf0092662102b571f4f058812d5f33503c0d63b27e7de8a843482a08c3e67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bf0092662102b571f4f058812d5f33503c0d63b27e7de8a843482a08c3e67c", kill_on_drop: false }`
[INFO] [stdout] 11bf0092662102b571f4f058812d5f33503c0d63b27e7de8a843482a08c3e67c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b26c92e040cb7f65f15aea4656c02e7f6cf25d8a0711ab9c5f87093182db08c
[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" "4b26c92e040cb7f65f15aea4656c02e7f6cf25d8a0711ab9c5f87093182db08c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling spinner v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling subprocess v0.1.18
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling bifrost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "4b26c92e040cb7f65f15aea4656c02e7f6cf25d8a0711ab9c5f87093182db08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b26c92e040cb7f65f15aea4656c02e7f6cf25d8a0711ab9c5f87093182db08c", kill_on_drop: false }`
[INFO] [stdout] 4b26c92e040cb7f65f15aea4656c02e7f6cf25d8a0711ab9c5f87093182db08c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 7409d87d1454464d4aff7ad6bb004594865e156a34041d7b9d81094a1c7a91de
[INFO] running `Command { std: "docker" "start" "-a" "7409d87d1454464d4aff7ad6bb004594865e156a34041d7b9d81094a1c7a91de", kill_on_drop: false }`
[INFO] [stderr]    Compiling bifrost v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/bifrost/core/app.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .author(crate_authors!(",\n"))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bifrost/util/process_builder.rs:179:43
[INFO] [stdout]     |
[INFO] [stdout] 179 |             assert_eq!("process error", e.description());
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `Command { std: "docker" "inspect" "7409d87d1454464d4aff7ad6bb004594865e156a34041d7b9d81094a1c7a91de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7409d87d1454464d4aff7ad6bb004594865e156a34041d7b9d81094a1c7a91de", kill_on_drop: false }`
[INFO] [stdout] 7409d87d1454464d4aff7ad6bb004594865e156a34041d7b9d81094a1c7a91de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0db76a67c0e119e20bb523bf1c4c92c72d715b24ee27aa635e00996b5185a34
[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" "f0db76a67c0e119e20bb523bf1c4c92c72d715b24ee27aa635e00996b5185a34", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/bifrost/core/app.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         .author(crate_authors!(",\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/bifrost/core/app.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         .author(crate_authors!(",\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/bifrost/core/app.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         .author(crate_authors!(",\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/bifrost/core/app.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         .author(crate_authors!(",\n"))
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/bifrost/util/process_builder.rs:179:43
[INFO] [stderr]     |
[INFO] [stderr] 179 |             assert_eq!("process error", e.description());
[INFO] [stderr]     |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bifrost-5d6a2d28df0ce4cf
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test core::config::test::test_default_manifest ... ok
[INFO] [stdout] test core::config::test::test_from_manifest ... ok
[INFO] [stdout] test core::hofund::test::test_read_success ... ok
[INFO] [stdout] test core::config::test::test_default_config ... ok
[INFO] [stdout] test core::workingdir::tests::test_propose_target_suffix ... ok
[INFO] [stdout] test core::workingdir::tests::test_default_working_dir ... ok
[INFO] [stdout] test core::workspace::test::test_strip_trailing_slash ... ok
[INFO] [stdout] test core::workspace::test::test_to_abs_paths ... ok
[INFO] [stdout] test core::workingdir::tests::test_walk_dirs ... ok
[INFO] [stdout] test core::workingdir::tests::test_walk_dirs_with_ignores ... ok
[INFO] [stdout] test core::workspace::test::test_default_workspace ... ok
[INFO] [stdout] test util::process_builder::test::test_basic_command_cat ... ok
[INFO] [stdout] test core::workspace::test::test_strip ... ok
[INFO] [stdout] test util::process_builder::test::test_basic_command_bad_cat ... ok
[INFO] [stdout] test util::process_builder::test::test_process_error_display ... ok
[INFO] [stdout] test util::process_builder::test::test_basic_command_ls ... ok
[INFO] [stdout] test core::hofund::test::test_read_failure ... ok
[INFO] [stdout] test core::hofund::test::test_write ... FAILED
[INFO] [stdout] test core::hofund::test::test_append ... FAILED
[INFO] [stdout] test core::hofund::test::test_read ... FAILED
[INFO] [stdout] test core::hofund::test::test_remove_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- core::hofund::test::test_write stdout ----
[INFO] [stdout] thread 'core::hofund::test::test_write' panicked at 'assertion failed: write(&path, "testing... 1.. 2.. 3..".as_bytes()).is_ok()', src/bifrost/core/hofund.rs:85:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ebb6623290 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stdout]    1:     0x55ebb6623290 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ebb6623290 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ebb6623290 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he009dcaaa75eed60
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ebb664831c - core::fmt::write::h77b4746b0dea1dd3
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55ebb655bfe6 - std::io::Write::write_fmt::h3a40d9c04f88bb58
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15
[INFO] [stdout]    6:     0x55ebb661cd5d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h1b3d263673641f53
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9
[INFO] [stdout]    7:     0x55ebb6625965 - std::sys_common::backtrace::_print::h2d880c9e69a21be9
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    8:     0x55ebb6625965 - std::sys_common::backtrace::print::h5f02b1bb49f36879
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    9:     0x55ebb6625965 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50
[INFO] [stdout]   10:     0x55ebb66255b2 - std::panicking::default_hook::hb52d73f0da9a4bb8
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9
[INFO] [stdout]   11:     0x55ebb6626101 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17
[INFO] [stdout]   12:     0x55ebb6601cfe - std::panicking::begin_panic::{{closure}}::h2af1a3fe64d9370f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:522:9
[INFO] [stdout]   13:     0x55ebb65fce19 - std::sys_common::backtrace::__rust_end_short_backtrace::h5b90c448a24aeb55
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   14:     0x55ebb6601c2b - std::panicking::begin_panic::h1f0f1ecc465ef98b
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:521:12
[INFO] [stdout]   15:     0x55ebb651b728 - bifrost::core::hofund::test::test_write::h47163fd6203f0457
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:85:9
[INFO] [stdout]   16:     0x55ebb651b4ba - bifrost::core::hofund::test::test_write::{{closure}}::ha6db2fd5100acb10
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:79:5
[INFO] [stdout]   17:     0x55ebb650d99e - core::ops::function::FnOnce::call_once::h5415ab2889c5fe22
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   18:     0x55ebb6583b33 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x55ebb6583b33 - test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5
[INFO] [stdout]   20:     0x55ebb6581fda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   21:     0x55ebb6581fda - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   22:     0x55ebb6581fda - std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   23:     0x55ebb6581fda - std::panicking::try::hc531439ab6159192
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   24:     0x55ebb6581fda - std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   25:     0x55ebb6581fda - test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18
[INFO] [stdout]   26:     0x55ebb6581fda - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39
[INFO] [stdout]   27:     0x55ebb655b366 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   28:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   29:     0x55ebb6560363 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   30:     0x55ebb6560363 - std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   31:     0x55ebb6560363 - std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   32:     0x55ebb6560363 - std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   33:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   34:     0x55ebb6560363 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   35:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   36:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   37:     0x55ebb662cf9a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   38:     0x7f10a1970609 - start_thread
[INFO] [stdout]   39:     0x7f10a1742293 - clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- core::hofund::test::test_append stdout ----
[INFO] [stdout] thread 'core::hofund::test::test_append' panicked at '`test_append` failed to `hofund::write`: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h33481444ff5c6124 (0x55ebb65a3ed6)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::hb3789e55996fd538 (0x55ebb65a2e3d)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h66e13aec728d62d7 (0x55ebb6515cec)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::he7955ad40fa66505 (0x55ebb64f6cbe)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: bifrost::core::hofund::write::h98599abdfaebb69c (0x55ebb64fd2fd)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:15
[INFO] [stdout]    5: bifrost::core::hofund::test::test_append::h10d4c16e45809412 (0x55ebb651ba9c)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:97
[INFO] [stdout]    6: bifrost::core::hofund::test::test_append::{{closure}}::h8a430dc55989378b (0x55ebb651b889)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:90
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once::h9f5e3e27e5b1b2ef (0x55ebb650dc0d)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once::hdbd2235b6243db3d (0x55ebb6583b32)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]       test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]              at library/test/src/lib.rs:517
[INFO] [stdout]    9: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2 (0x55ebb6581fd9)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::hc531439ab6159192
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]              at library/test/src/lib.rs:544
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]              at library/test/src/lib.rs:450
[INFO] [stdout]   10: std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f (0x55ebb655b365)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125
[INFO] [stdout]   11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 (0x55ebb6560362)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]   12: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca (0x55ebb662cf99)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]              at library/std/src/sys/unix/thread.rs:71
[INFO] [stdout]   13: start_thread (0x7f10a1970608)
[INFO] [stdout]   14: __clone (0x7f10a1742292)
[INFO] [stdout]   15: <unknown> (0x0)', src/bifrost/core/hofund.rs:97:30
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ebb6623290 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stdout]    1:     0x55ebb6623290 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ebb6623290 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ebb6623290 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he009dcaaa75eed60
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ebb664831c - core::fmt::write::h77b4746b0dea1dd3
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55ebb655bfe6 - std::io::Write::write_fmt::h3a40d9c04f88bb58
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15
[INFO] [stdout]    6:     0x55ebb661cd5d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h1b3d263673641f53
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9
[INFO] [stdout]    7:     0x55ebb6625965 - std::sys_common::backtrace::_print::h2d880c9e69a21be9
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    8:     0x55ebb6625965 - std::sys_common::backtrace::print::h5f02b1bb49f36879
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    9:     0x55ebb6625965 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50
[INFO] [stdout]   10:     0x55ebb66255b2 - std::panicking::default_hook::hb52d73f0da9a4bb8
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9
[INFO] [stdout]   11:     0x55ebb6626101 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17
[INFO] [stdout]   12:     0x55ebb6625c47 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13
[INFO] [stdout]   13:     0x55ebb662374c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   14:     0x55ebb6625ba9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5
[INFO] [stdout]   15:     0x55ebb6646c81 - core::panicking::panic_fmt::ha0bb065d9a260792
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14
[INFO] [stdout]   16:     0x55ebb6646aa3 - core::option::expect_none_failed::h7e1dd0a94971eb61
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5
[INFO] [stdout]   17:     0x55ebb6519f46 - core::result::Result<T,E>::expect::haa74f75b68cb385a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:933:23
[INFO] [stdout]   18:     0x55ebb651bad7 - bifrost::core::hofund::test::test_append::h10d4c16e45809412
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:97:9
[INFO] [stdout]   19:     0x55ebb651b88a - bifrost::core::hofund::test::test_append::{{closure}}::h8a430dc55989378b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:90:5
[INFO] [stdout]   20:     0x55ebb650dc0e - core::ops::function::FnOnce::call_once::h9f5e3e27e5b1b2ef
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ebb6583b33 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x55ebb6583b33 - test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5
[INFO] [stdout]   23:     0x55ebb6581fda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   24:     0x55ebb6581fda - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   25:     0x55ebb6581fda - std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   26:     0x55ebb6581fda - std::panicking::try::hc531439ab6159192
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   27:     0x55ebb6581fda - std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   28:     0x55ebb6581fda - test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18
[INFO] [stdout]   29:     0x55ebb6581fda - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39
[INFO] [stdout]   30:     0x55ebb655b366 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   32:     0x55ebb6560363 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   33:     0x55ebb6560363 - std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   34:     0x55ebb6560363 - std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   35:     0x55ebb6560363 - std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   36:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   37:     0x55ebb6560363 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   39:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   40:     0x55ebb662cf9a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f10a1970609 - start_thread
[INFO] [stdout]   42:     0x7f10a1742293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- core::hofund::test::test_read stdout ----
[INFO] [stdout] thread 'core::hofund::test::test_read' panicked at '`test_read` failed to `hofund::write`: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h33481444ff5c6124 (0x55ebb65a3ed6)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::hb3789e55996fd538 (0x55ebb65a2e3d)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h66e13aec728d62d7 (0x55ebb6515cec)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::he7955ad40fa66505 (0x55ebb64f6cbe)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: bifrost::core::hofund::write::h98599abdfaebb69c (0x55ebb64fd2fd)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:15
[INFO] [stdout]    5: bifrost::core::hofund::test::test_read::h41d050bdeecab144 (0x55ebb651c244)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:116
[INFO] [stdout]    6: bifrost::core::hofund::test::test_read::{{closure}}::h1c030c54824fb11f (0x55ebb651c029)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:109
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once::h4513676cb6117b79 (0x55ebb650d96d)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once::hdbd2235b6243db3d (0x55ebb6583b32)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]       test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]              at library/test/src/lib.rs:517
[INFO] [stdout]    9: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2 (0x55ebb6581fd9)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::hc531439ab6159192
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]              at library/test/src/lib.rs:544
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]              at library/test/src/lib.rs:450
[INFO] [stdout]   10: std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f (0x55ebb655b365)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125
[INFO] [stdout]   11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 (0x55ebb6560362)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]   12: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca (0x55ebb662cf99)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]              at library/std/src/sys/unix/thread.rs:71
[INFO] [stdout]   13: start_thread (0x7f10a1970608)
[INFO] [stdout]   14: __clone (0x7f10a1742292)
[INFO] [stdout]   15: <unknown> (0x0)', src/bifrost/core/hofund.rs:116:29
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ebb6623290 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stdout]    1:     0x55ebb6623290 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ebb6623290 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ebb6623290 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he009dcaaa75eed60
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ebb664831c - core::fmt::write::h77b4746b0dea1dd3
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55ebb655bfe6 - std::io::Write::write_fmt::h3a40d9c04f88bb58
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15
[INFO] [stdout]    6:     0x55ebb661cd5d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h1b3d263673641f53
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9
[INFO] [stdout]    7:     0x55ebb6625965 - std::sys_common::backtrace::_print::h2d880c9e69a21be9
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    8:     0x55ebb6625965 - std::sys_common::backtrace::print::h5f02b1bb49f36879
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    9:     0x55ebb6625965 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50
[INFO] [stdout]   10:     0x55ebb66255b2 - std::panicking::default_hook::hb52d73f0da9a4bb8
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9
[INFO] [stdout]   11:     0x55ebb6626101 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17
[INFO] [stdout]   12:     0x55ebb6625c47 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13
[INFO] [stdout]   13:     0x55ebb662374c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   14:     0x55ebb6625ba9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5
[INFO] [stdout]   15:     0x55ebb6646c81 - core::panicking::panic_fmt::ha0bb065d9a260792
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14
[INFO] [stdout]   16:     0x55ebb6646aa3 - core::option::expect_none_failed::h7e1dd0a94971eb61
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5
[INFO] [stdout]   17:     0x55ebb6519f46 - core::result::Result<T,E>::expect::haa74f75b68cb385a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:933:23
[INFO] [stdout]   18:     0x55ebb651c27f - bifrost::core::hofund::test::test_read::h41d050bdeecab144
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:116:9
[INFO] [stdout]   19:     0x55ebb651c02a - bifrost::core::hofund::test::test_read::{{closure}}::h1c030c54824fb11f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:109:5
[INFO] [stdout]   20:     0x55ebb650d96e - core::ops::function::FnOnce::call_once::h4513676cb6117b79
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ebb6583b33 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x55ebb6583b33 - test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5
[INFO] [stdout]   23:     0x55ebb6581fda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   24:     0x55ebb6581fda - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   25:     0x55ebb6581fda - std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   26:     0x55ebb6581fda - std::panicking::try::hc531439ab6159192
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   27:     0x55ebb6581fda - std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   28:     0x55ebb6581fda - test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18
[INFO] [stdout]   29:     0x55ebb6581fda - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39
[INFO] [stdout]   30:     0x55ebb655b366 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   32:     0x55ebb6560363 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   33:     0x55ebb6560363 - std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   34:     0x55ebb6560363 - std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   35:     0x55ebb6560363 - std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   36:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   37:     0x55ebb6560363 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   39:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   40:     0x55ebb662cf9a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f10a1970609 - start_thread
[INFO] [stdout]   42:     0x7f10a1742293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- core::hofund::test::test_remove_file stdout ----
[INFO] [stdout] thread 'core::hofund::test::test_remove_file' panicked at '`test_remove_file` failed to `hofund::write`: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new::h33481444ff5c6124 (0x55ebb65a3ed6)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new::hb3789e55996fd538 (0x55ebb65a2e3d)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::h66e13aec728d62d7 (0x55ebb6515cec)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from::he7955ad40fa66505 (0x55ebb64f6cbe)
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stdout]    4: bifrost::core::hofund::write::h98599abdfaebb69c (0x55ebb64fd2fd)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:15
[INFO] [stdout]    5: bifrost::core::hofund::test::test_remove_file::h252ae02a49d1779b (0x55ebb651c9be)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:133
[INFO] [stdout]    6: bifrost::core::hofund::test::test_remove_file::{{closure}}::h7f5a835c50ef2974 (0x55ebb651c7c9)
[INFO] [stdout]              at src/bifrost/core/hofund.rs:127
[INFO] [stdout]    7: core::ops::function::FnOnce::call_once::h8df24c16165c7da6 (0x55ebb650dbad)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]    8: core::ops::function::FnOnce::call_once::hdbd2235b6243db3d (0x55ebb6583b32)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]       test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]              at library/test/src/lib.rs:517
[INFO] [stdout]    9: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2 (0x55ebb6581fd9)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::hc531439ab6159192
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]              at library/test/src/lib.rs:544
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]              at library/test/src/lib.rs:450
[INFO] [stdout]   10: std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f (0x55ebb655b365)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125
[INFO] [stdout]   11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 (0x55ebb6560362)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322
[INFO] [stdout]       std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381
[INFO] [stdout]       std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345
[INFO] [stdout]       std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227
[INFO] [stdout]   12: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca (0x55ebb662cf99)
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]              at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]              at library/std/src/sys/unix/thread.rs:71
[INFO] [stdout]   13: start_thread (0x7f10a1970608)
[INFO] [stdout]   14: __clone (0x7f10a1742292)
[INFO] [stdout]   15: <unknown> (0x0)', src/bifrost/core/hofund.rs:133:30
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55ebb6623290 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stdout]    1:     0x55ebb6623290 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55ebb6623290 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55ebb6623290 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he009dcaaa75eed60
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55ebb664831c - core::fmt::write::h77b4746b0dea1dd3
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x55ebb655bfe6 - std::io::Write::write_fmt::h3a40d9c04f88bb58
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15
[INFO] [stdout]    6:     0x55ebb661cd5d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h1b3d263673641f53
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9
[INFO] [stdout]    7:     0x55ebb6625965 - std::sys_common::backtrace::_print::h2d880c9e69a21be9
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    8:     0x55ebb6625965 - std::sys_common::backtrace::print::h5f02b1bb49f36879
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    9:     0x55ebb6625965 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50
[INFO] [stdout]   10:     0x55ebb66255b2 - std::panicking::default_hook::hb52d73f0da9a4bb8
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9
[INFO] [stdout]   11:     0x55ebb6626101 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17
[INFO] [stdout]   12:     0x55ebb6625c47 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13
[INFO] [stdout]   13:     0x55ebb662374c - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   14:     0x55ebb6625ba9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5
[INFO] [stdout]   15:     0x55ebb6646c81 - core::panicking::panic_fmt::ha0bb065d9a260792
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14
[INFO] [stdout]   16:     0x55ebb6646aa3 - core::option::expect_none_failed::h7e1dd0a94971eb61
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5
[INFO] [stdout]   17:     0x55ebb6519f46 - core::result::Result<T,E>::expect::haa74f75b68cb385a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:933:23
[INFO] [stdout]   18:     0x55ebb651c9ed - bifrost::core::hofund::test::test_remove_file::h252ae02a49d1779b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:133:9
[INFO] [stdout]   19:     0x55ebb651c7ca - bifrost::core::hofund::test::test_remove_file::{{closure}}::h7f5a835c50ef2974
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bifrost/core/hofund.rs:127:5
[INFO] [stdout]   20:     0x55ebb650dbae - core::ops::function::FnOnce::call_once::h8df24c16165c7da6
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x55ebb6583b33 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x55ebb6583b33 - test::__rust_begin_short_backtrace::hb1dea1c208110812
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5
[INFO] [stdout]   23:     0x55ebb6581fda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d11a40efef721f2
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   24:     0x55ebb6581fda - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   25:     0x55ebb6581fda - std::panicking::try::do_call::h6390646e3de3fb9e
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   26:     0x55ebb6581fda - std::panicking::try::hc531439ab6159192
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   27:     0x55ebb6581fda - std::panic::catch_unwind::h859d8bdaf9b4855c
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   28:     0x55ebb6581fda - test::run_test_in_process::hae60aa74417e3abc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18
[INFO] [stdout]   29:     0x55ebb6581fda - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39
[INFO] [stdout]   30:     0x55ebb655b366 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   32:     0x55ebb6560363 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9
[INFO] [stdout]   33:     0x55ebb6560363 - std::panicking::try::do_call::h722bb7416d021cdc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40
[INFO] [stdout]   34:     0x55ebb6560363 - std::panicking::try::h78e5abca71ac7cac
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19
[INFO] [stdout]   35:     0x55ebb6560363 - std::panic::catch_unwind::h95162588bd0fa090
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14
[INFO] [stdout]   36:     0x55ebb6560363 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   37:     0x55ebb6560363 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h09ff301006f1aeca
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   39:     0x55ebb662cf9a - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he79488c8f00b5f31
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9
[INFO] [stdout]   40:     0x55ebb662cf9a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7
[INFO] [stdout]                                at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7f10a1970609 - start_thread
[INFO] [stdout]   42:     0x7f10a1742293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     core::hofund::test::test_append
[INFO] [stdout]     core::hofund::test::test_read
[INFO] [stdout]     core::hofund::test::test_remove_file
[INFO] [stdout]     core::hofund::test::test_write
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 17 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "f0db76a67c0e119e20bb523bf1c4c92c72d715b24ee27aa635e00996b5185a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0db76a67c0e119e20bb523bf1c4c92c72d715b24ee27aa635e00996b5185a34", kill_on_drop: false }`
[INFO] [stdout] f0db76a67c0e119e20bb523bf1c4c92c72d715b24ee27aa635e00996b5185a34