[INFO] updating cached repository https://github.com/zenria/co2-meter-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad0ab49b5a3e94ddd151ac6fc82dbbeee9fdbf13 [INFO] testing zenria/co2-meter-rs against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fco2-meter-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zenria/co2-meter-rs on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zenria/co2-meter-rs [INFO] finished tweaking git repo https://github.com/zenria/co2-meter-rs [INFO] tweaked toml for git repo https://github.com/zenria/co2-meter-rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/zenria/co2-meter-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b189e6e89aec5b8ff8f8ccdbd1339f58f10e33deb2ae40b27dcba600bddb5531 [INFO] running `Command { std: "docker" "start" "-a" "b189e6e89aec5b8ff8f8ccdbd1339f58f10e33deb2ae40b27dcba600bddb5531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b189e6e89aec5b8ff8f8ccdbd1339f58f10e33deb2ae40b27dcba600bddb5531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b189e6e89aec5b8ff8f8ccdbd1339f58f10e33deb2ae40b27dcba600bddb5531", kill_on_drop: false }` [INFO] [stdout] b189e6e89aec5b8ff8f8ccdbd1339f58f10e33deb2ae40b27dcba600bddb5531 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64c13b36a68335473ea85727bc1e3ea8fe463e792f8ef12a19bed79df496b4e4 [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" "64c13b36a68335473ea85727bc1e3ea8fe463e792f8ef12a19bed79df496b4e4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling libc v0.2.71 (https://github.com/rust-lang/libc#3118fb45) [INFO] [stderr] Compiling nix v0.13.0 (https://github.com/zenria/nix.git#1135b648) [INFO] [stderr] Compiling mh-z19 v0.3.1 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling addr2line v0.12.2 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling gzip-header v0.3.0 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling derive_more v0.13.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling backtrace v0.3.49 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling filetime v0.2.10 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling webpki v0.18.1 [INFO] [stderr] Compiling sct v0.4.0 [INFO] [stderr] Compiling rustls v0.14.0 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-uds v0.2.6 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling pretty_env_logger v0.2.5 [INFO] [stderr] Compiling tiny_http v0.6.2 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling serialport v3.2.0 (https://github.com/zenria/serialport-rs.git?branch=3.2.0-hacked_for_rbpi#48330bb4) [INFO] [stderr] Compiling brotli2 v0.3.2 [INFO] [stderr] Compiling multipart v0.15.4 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling tokio-rustls v0.8.1 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling mqtt311 v0.2.0 [INFO] [stderr] Compiling jsonwebtoken v5.0.1 [INFO] [stderr] Compiling rouille v3.0.0 [INFO] [stderr] Compiling rumqtt v0.30.1 [INFO] [stderr] Compiling co2-meter v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 35s [INFO] running `Command { std: "docker" "inspect" "64c13b36a68335473ea85727bc1e3ea8fe463e792f8ef12a19bed79df496b4e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64c13b36a68335473ea85727bc1e3ea8fe463e792f8ef12a19bed79df496b4e4", kill_on_drop: false }` [INFO] [stdout] 64c13b36a68335473ea85727bc1e3ea8fe463e792f8ef12a19bed79df496b4e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f1168c748f6820cdda202aa72893c95ae54734ddf259086f31c878dfcfa5b19 [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" "6f1168c748f6820cdda202aa72893c95ae54734ddf259086f31c878dfcfa5b19", kill_on_drop: false }` [INFO] [stderr] Compiling co2-meter v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.91s [INFO] running `Command { std: "docker" "inspect" "6f1168c748f6820cdda202aa72893c95ae54734ddf259086f31c878dfcfa5b19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f1168c748f6820cdda202aa72893c95ae54734ddf259086f31c878dfcfa5b19", kill_on_drop: false }` [INFO] [stdout] 6f1168c748f6820cdda202aa72893c95ae54734ddf259086f31c878dfcfa5b19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6ac668776a4f472d8f15abd4d5e6927fe818c696a28deb83a60fc29108542bd8 [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" "6ac668776a4f472d8f15abd4d5e6927fe818c696a28deb83a60fc29108542bd8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/co2_meter-bbe9af7e9d5022dd [INFO] [stdout] [INFO] [stderr] thread '' panicked at 'called `Result::unwrap()` on an `Err` value: Disconnected', src/broadcast_channel.rs:67:31 [INFO] [stdout] running 1 test [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x563fa587cb75 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x563fa587cb75 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x563fa587cb75 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x563fa587cb75 - ::fmt::h5fe20777f4174074 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x563fa58a4c1c - core::fmt::write::he14c3177144df275 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x563fa58793c3 - std::io::Write::write_fmt::h8e26323bfab8bcc5 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x563fa587f3b0 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x563fa587f3b0 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x563fa587f3b0 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x563fa587f0fc - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x563fa587f9e7 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x563fa587f5eb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x563fa58a35b1 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 13: 0x563fa58a33d3 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stderr] at src/libcore/option.rs:1272 [INFO] [stderr] 14: 0x563fa581d741 - core::result::Result::unwrap::h424f22add87dbc35 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x563fa580f2c0 - co2_meter::broadcast_channel::test::{{closure}}::{{closure}}::he4ac5ed5601e8c65 [INFO] [stderr] at src/broadcast_channel.rs:67 [INFO] [stderr] 16: 0x563fa58199dd - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h4d31a843282ac378 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:415 [INFO] [stderr] 17: 0x563fa5819b83 - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h6201300531c42da5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:423 [INFO] [stderr] 18: 0x563fa5865d06 - as core::ops::function::FnMut>::call_mut::h55a0690b2732caea [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1083 [INFO] [stderr] 19: 0x563fa581990c - crossbeam_utils::thread::ScopedThreadBuilder::spawn::{{closure}}::h335c61f435e6206a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.7.2/src/thread.rs:431 [INFO] [stderr] 20: 0x563fa57fb663 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3480b05c5ccbcf01 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 21: 0x563fa580e713 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h971902d53ffa3d7a [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475 [INFO] [stderr] 22: 0x563fa57facc3 - as core::ops::function::FnOnce<()>>::call_once::hb2e75900e94cda92 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stderr] 23: 0x563fa58040fb - std::panicking::try::do_call::hbe001bc8c069add0 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stderr] 24: 0x563fa58059fd - __rust_try [INFO] [stderr] 25: 0x563fa5804010 - std::panicking::try::hbcfc27a2a5990ca6 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stderr] 26: 0x563fa57fb843 - std::panic::catch_unwind::h84d8e07995b7fc91 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stderr] 27: 0x563fa580e4fc - std::thread::Builder::spawn_unchecked::{{closure}}::h5601878a701d1566 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474 [INFO] [stderr] 28: 0x563fa57fba4e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h351cfc361cb14cd8 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stderr] 29: 0x563fa5885daa - as core::ops::function::FnOnce>::call_once::hf311c88f1fadb9b8 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stderr] 30: 0x563fa5885daa - as core::ops::function::FnOnce>::call_once::h8cfb7235b81393ef [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stderr] 31: 0x563fa5885daa - std::sys::unix::thread::Thread::new::thread_start::hf745c8cf29a89648 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 32: 0x7ff728cce609 - start_thread [INFO] [stderr] 33: 0x7ff728bda103 - __clone [INFO] [stderr] 34: 0x0 - [INFO] [stdout] test broadcast_channel::test ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--bin co2-meter' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- broadcast_channel::test stdout ---- [INFO] [stdout] thread 'broadcast_channel::test' panicked at 'called `Result::unwrap()` on an `Err` value: Any', src/broadcast_channel.rs:65:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563fa587cb75 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x563fa587cb75 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x563fa587cb75 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x563fa587cb75 - ::fmt::h5fe20777f4174074 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x563fa58a4c1c - core::fmt::write::he14c3177144df275 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x563fa58214b5 - std::io::Write::write_fmt::ha866504c9998fe5e [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x563fa5876e81 - std::io::impls::>::write_fmt::h8f0a2af895559593 [INFO] [stdout] at src/libstd/io/impls.rs:176 [INFO] [stdout] 7: 0x563fa587f3b0 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x563fa587f3b0 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x563fa587f3b0 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x563fa587f0aa - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x563fa587f9e7 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 12: 0x563fa587f5eb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 13: 0x563fa58a35b1 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 14: 0x563fa58a33d3 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stdout] at src/libcore/option.rs:1272 [INFO] [stdout] 15: 0x563fa581da04 - core::result::Result::unwrap::hcf79e691af5d0fee [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x563fa580efcc - co2_meter::broadcast_channel::test::h329a394540d91b6e [INFO] [stdout] at src/broadcast_channel.rs:65 [INFO] [stdout] 17: 0x563fa580ebca - co2_meter::broadcast_channel::test::{{closure}}::h44c72afd4ce3c062 [INFO] [stdout] at src/broadcast_channel.rs:54 [INFO] [stdout] 18: 0x563fa57fbbee - core::ops::function::FnOnce::call_once::hdf706b3148609d87 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 19: 0x563fa58486a2 - as core::ops::function::FnOnce>::call_once::h1efcc6525b6aa145 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 20: 0x563fa58486a2 - as core::ops::function::FnOnce<()>>::call_once::hafd7ae2f3c23f399 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 21: 0x563fa58486a2 - std::panicking::try::do_call::h83baf26f5fc8b0a5 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 22: 0x563fa58486a2 - std::panicking::try::h8d28a678b90bb6ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 23: 0x563fa58486a2 - std::panic::catch_unwind::h20734e8710644f59 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x563fa58486a2 - test::run_test_in_process::h2c1fb2dd0c9013bb [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 25: 0x563fa58486a2 - test::run_test::run_test_inner::{{closure}}::h7c58b7aefdb9adf3 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 26: 0x563fa5820976 - std::sys_common::backtrace::__rust_begin_short_backtrace::h498f21fd16bdff05 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 27: 0x563fa5825cb5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb35336a0a0430e6d [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475 [INFO] [stdout] 28: 0x563fa5825cb5 - as core::ops::function::FnOnce<()>>::call_once::h8569a86268e08ad1 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x563fa5825cb5 - std::panicking::try::do_call::hcc5472a0f1ff31ac [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297 [INFO] [stdout] 30: 0x563fa5825cb5 - std::panicking::try::h774b0c4fd770945c [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x563fa5825cb5 - std::panic::catch_unwind::hfaf7c6beb53320e7 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x563fa5825cb5 - std::thread::Builder::spawn_unchecked::{{closure}}::h481343a824704446 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474 [INFO] [stdout] 33: 0x563fa5825cb5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dcbc7fc2c4c6c48 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232 [INFO] [stdout] 34: 0x563fa5885daa - as core::ops::function::FnOnce>::call_once::hf311c88f1fadb9b8 [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 35: 0x563fa5885daa - as core::ops::function::FnOnce>::call_once::h8cfb7235b81393ef [INFO] [stdout] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076 [INFO] [stdout] 36: 0x563fa5885daa - std::sys::unix::thread::Thread::new::thread_start::hf745c8cf29a89648 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 37: 0x7ff728cce609 - start_thread [INFO] [stdout] 38: 0x7ff728bda103 - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] broadcast_channel::test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6ac668776a4f472d8f15abd4d5e6927fe818c696a28deb83a60fc29108542bd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ac668776a4f472d8f15abd4d5e6927fe818c696a28deb83a60fc29108542bd8", kill_on_drop: false }` [INFO] [stdout] 6ac668776a4f472d8f15abd4d5e6927fe818c696a28deb83a60fc29108542bd8