[INFO] cloning repository https://github.com/tyan-boot/tap-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tyan-boot/tap-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyan-boot%2Ftap-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyan-boot%2Ftap-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaccef1902b9167b09a1b24a28b46a76b88af0bb
[INFO] testing tyan-boot/tap-demo against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyan-boot%2Ftap-demo" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tyan-boot/tap-demo on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tyan-boot/tap-demo
[INFO] finished tweaking git repo https://github.com/tyan-boot/tap-demo
[INFO] tweaked toml for git repo https://github.com/tyan-boot/tap-demo written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/tyan-boot/tap-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.2.0
[INFO] [stderr]   Downloaded csv-core v0.1.5
[INFO] [stderr]   Downloaded prettytable-rs v0.8.0
[INFO] [stderr]   Downloaded bincode v1.1.4
[INFO] [stderr]   Downloaded libc v0.2.57
[INFO] [stderr]   Downloaded backtrace v0.3.30
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7837fcd944671bb8ca90a14186583088baa758847ec877c876491ad3188575f
[INFO] running `Command { std: "docker" "start" "-a" "c7837fcd944671bb8ca90a14186583088baa758847ec877c876491ad3188575f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7837fcd944671bb8ca90a14186583088baa758847ec877c876491ad3188575f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7837fcd944671bb8ca90a14186583088baa758847ec877c876491ad3188575f", kill_on_drop: false }`
[INFO] [stdout] c7837fcd944671bb8ca90a14186583088baa758847ec877c876491ad3188575f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3204e1a17f5a30c835f2668626921c3c357ba2a037263788ef0472561c5a9ed5
[INFO] running `Command { std: "docker" "start" "-a" "3204e1a17f5a30c835f2668626921c3c357ba2a037263788ef0472561c5a9ed5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.57
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rgb v0.8.13
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling simple_logger v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling tap-demo v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static is never used: `SIOCSIFADDR`
[INFO] [stdout]   --> src/tap.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | static SIOCSIFADDR: u64 = 0x8916;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `if_name`
[INFO] [stdout]   --> src/tap.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn if_name(&mut self, name: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `if_add_ipv4`
[INFO] [stdout]   --> src/tap.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn if_add_ipv4(&mut self, ipv4: Ipv4Addr) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         run(arg);
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.95s
[INFO] running `Command { std: "docker" "inspect" "3204e1a17f5a30c835f2668626921c3c357ba2a037263788ef0472561c5a9ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3204e1a17f5a30c835f2668626921c3c357ba2a037263788ef0472561c5a9ed5", kill_on_drop: false }`
[INFO] [stdout] 3204e1a17f5a30c835f2668626921c3c357ba2a037263788ef0472561c5a9ed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f05f258e191594dbf5501566b72cd1eb7de8ddf41f0c6ecad42ca64166a8af0b
[INFO] running `Command { std: "docker" "start" "-a" "f05f258e191594dbf5501566b72cd1eb7de8ddf41f0c6ecad42ca64166a8af0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tap-demo v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static is never used: `SIOCSIFADDR`
[INFO] [stdout]   --> src/tap.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | static SIOCSIFADDR: u64 = 0x8916;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `if_name`
[INFO] [stdout]   --> src/tap.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn if_name(&mut self, name: &str) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `if_add_ipv4`
[INFO] [stdout]   --> src/tap.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn if_add_ipv4(&mut self, ipv4: Ipv4Addr) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         run(arg);
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "f05f258e191594dbf5501566b72cd1eb7de8ddf41f0c6ecad42ca64166a8af0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05f258e191594dbf5501566b72cd1eb7de8ddf41f0c6ecad42ca64166a8af0b", kill_on_drop: false }`
[INFO] [stdout] f05f258e191594dbf5501566b72cd1eb7de8ddf41f0c6ecad42ca64166a8af0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 495f0f16dc1e57b3f69fef6f94c6ad492cf2a0affa13a5de476b997e4380fc84
[INFO] running `Command { std: "docker" "start" "-a" "495f0f16dc1e57b3f69fef6f94c6ad492cf2a0affa13a5de476b997e4380fc84", kill_on_drop: false }`
[INFO] [stderr] warning: static is never used: `SIOCSIFADDR`
[INFO] [stderr]   --> src/tap.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | static SIOCSIFADDR: u64 = 0x8916;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `if_name`
[INFO] [stderr]   --> src/tap.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn if_name(&mut self, name: &str) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `if_add_ipv4`
[INFO] [stderr]   --> src/tap.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 70 |     pub fn if_add_ipv4(&mut self, ipv4: Ipv4Addr) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |         run(arg);
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `tap-demo` (bin "tap-demo" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tap_demo-67c89c17f5305a84)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tap::test::test_create_tap ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tap::test::test_create_tap stdout ----
[INFO] [stdout] [src/tap.rs:145] &result = Err(
[INFO] [stdout]     IOError(
[INFO] [stdout]         Os {
[INFO] [stdout]             code: 2,
[INFO] [stdout]             kind: NotFound,
[INFO] [stdout]             message: "No such file or directory",
[INFO] [stdout]         },
[INFO] [stdout]     ),
[INFO] [stdout] )
[INFO] [stdout] thread 'tap::test::test_create_tap' panicked at 'assertion failed: result.is_ok()', src/tap.rs:147:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d08b7555b0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55d08b7555b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55d08b7555b0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55d08b7555b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55d08b77812c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x55d08b752505 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x55d08b75772b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55d08b75772b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55d08b75772b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55d08b75723c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x55d08b757df4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55d08b7578a7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:517:13
[INFO] [stdout]   12:     0x55d08b755a8c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55d08b757839 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55d08b7013b1 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55d08b7012fd - core::panicking::panic::h8a6bc58a21c6c095
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:50:5
[INFO] [stdout]   16:     0x55d08b70391a - tap_demo::tap::test::test_create_tap::h1b0d1d1b9baf5180
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tap.rs:147:9
[INFO] [stdout]   17:     0x55d08b70362a - tap_demo::tap::test::test_create_tap::{{closure}}::h6c5f21dfb1f70fbb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tap.rs:140:5
[INFO] [stdout]   18:     0x55d08b7029ce - core::ops::function::FnOnce::call_once::h73eeb4bef71c989b
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   19:     0x55d08b737283 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x55d08b737283 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   21:     0x55d08b735d38 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   22:     0x55d08b735d38 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   23:     0x55d08b735d38 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   24:     0x55d08b735d38 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   25:     0x55d08b735d38 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   26:     0x55d08b735d38 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   27:     0x55d08b735d38 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   28:     0x55d08b7044cd - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   29:     0x55d08b7044cd - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x55d08b708c98 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   31:     0x55d08b708c98 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   32:     0x55d08b708c98 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   33:     0x55d08b708c98 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   34:     0x55d08b708c98 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   35:     0x55d08b708c98 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   36:     0x55d08b708c98 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x55d08b75cd17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   38:     0x55d08b75cd17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x55d08b75cd17 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   40:     0x7ff67ff95609 - start_thread
[INFO] [stdout]   41:     0x7ff67fd67293 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tap::test::test_create_tap
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin tap-demo'
[INFO] running `Command { std: "docker" "inspect" "495f0f16dc1e57b3f69fef6f94c6ad492cf2a0affa13a5de476b997e4380fc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495f0f16dc1e57b3f69fef6f94c6ad492cf2a0affa13a5de476b997e4380fc84", kill_on_drop: false }`
[INFO] [stdout] 495f0f16dc1e57b3f69fef6f94c6ad492cf2a0affa13a5de476b997e4380fc84
