[INFO] fetching crate rdispatcher 0.1.0...
[INFO] testing rdispatcher-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate rdispatcher 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rdispatcher 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rdispatcher 0.1.0
[INFO] finished tweaking crates.io crate rdispatcher 0.1.0
[INFO] tweaked toml for crates.io crate rdispatcher 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf769c966e4157b386d85df8a5b52cde9003ab4fb3a8c3860187861092774787
[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" "bf769c966e4157b386d85df8a5b52cde9003ab4fb3a8c3860187861092774787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf769c966e4157b386d85df8a5b52cde9003ab4fb3a8c3860187861092774787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf769c966e4157b386d85df8a5b52cde9003ab4fb3a8c3860187861092774787", kill_on_drop: false }`
[INFO] [stdout] bf769c966e4157b386d85df8a5b52cde9003ab4fb3a8c3860187861092774787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd17129b656e4107de538ef76473b0ad219dceb43c1951e7eae88ab6aefb0e67
[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" "fd17129b656e4107de538ef76473b0ad219dceb43c1951e7eae88ab6aefb0e67", kill_on_drop: false }`
[INFO] [stderr]    Compiling rdispatcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn register_broadcaster(&mut self, broadcaster: &mut Broadcast<T>) {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Broadcast<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:56
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn register_subscriber(&mut self, subscriber: &Subscribe<T>, dispatch_type: T) {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Subscribe<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]  --> src/lib.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, SipHasher, Hasher};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "fd17129b656e4107de538ef76473b0ad219dceb43c1951e7eae88ab6aefb0e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd17129b656e4107de538ef76473b0ad219dceb43c1951e7eae88ab6aefb0e67", kill_on_drop: false }`
[INFO] [stdout] fd17129b656e4107de538ef76473b0ad219dceb43c1951e7eae88ab6aefb0e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67bb1d7b1cbf04dc9b2dede7805984e9ad04f48595fe6f911bf292f00147e23a
[INFO] running `Command { std: "docker" "start" "-a" "67bb1d7b1cbf04dc9b2dede7805984e9ad04f48595fe6f911bf292f00147e23a", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn register_broadcaster(&mut self, broadcaster: &mut Broadcast<T>) {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Broadcast<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rdispatcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:56
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn register_subscriber(&mut self, subscriber: &Subscribe<T>, dispatch_type: T) {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Subscribe<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]  --> src/lib.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, SipHasher, Hasher};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn register_broadcaster(&mut self, broadcaster: &mut Broadcast<T>) {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Broadcast<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:56
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn register_subscriber(&mut self, subscriber: &Subscribe<T>, dispatch_type: T) {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Subscribe<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]  --> src/lib.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{Hash, SipHasher, Hasher};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/lib.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |    let mut s = SipHasher::new();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "67bb1d7b1cbf04dc9b2dede7805984e9ad04f48595fe6f911bf292f00147e23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bb1d7b1cbf04dc9b2dede7805984e9ad04f48595fe6f911bf292f00147e23a", kill_on_drop: false }`
[INFO] [stdout] 67bb1d7b1cbf04dc9b2dede7805984e9ad04f48595fe6f911bf292f00147e23a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 024ea81a33ba5ba919e25769617b3940ccbef9e34b676c2304d28ae97b160721
[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" "024ea81a33ba5ba919e25769617b3940ccbef9e34b676c2304d28ae97b160721", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:62
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn register_broadcaster(&mut self, broadcaster: &mut Broadcast<T>) {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Broadcast<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:40:56
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn register_subscriber(&mut self, subscriber: &Subscribe<T>, dispatch_type: T) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Subscribe<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]  --> src/lib.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::{Hash, SipHasher, Hasher};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/lib.rs:91:16
[INFO] [stderr]    |
[INFO] [stderr] 91 |    let mut s = SipHasher::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:62
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn register_broadcaster(&mut self, broadcaster: &mut Broadcast<T>) {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn Broadcast<T>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/lib.rs:91:16
[INFO] [stderr]    |
[INFO] [stderr] 91 |    let mut s = SipHasher::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:40:56
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn register_subscriber(&mut self, subscriber: &Subscribe<T>, dispatch_type: T) {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn Subscribe<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]  --> src/lib.rs:4:23
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::{Hash, SipHasher, Hasher};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/lib.rs:91:16
[INFO] [stderr]    |
[INFO] [stderr] 91 |    let mut s = SipHasher::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/lib.rs:91:16
[INFO] [stderr]    |
[INFO] [stderr] 91 |    let mut s = SipHasher::new();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rdispatcher-f1ed5ea8f2451738
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_register_subscriber ... ok
[INFO] [stdout] test test::test_register_broadcaster ... ok
[INFO] [stdout] test test::test_register_multiple_subscribers ... ok
[INFO] [stdout] test test::test_broadcast_simple_message ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'Couldn't receive message in broadcaster or channel hung up', src/lib.rs:62:71
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5560506e8c50 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x5560506e8c50 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5560506e8c50 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x5560506e8c50 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x55605070ba0c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x5560506e58d7 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x5560506eb0d0 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x5560506eb0d0 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x5560506eb0d0 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x5560506eae1c - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x5560506eb733 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x5560506eb309 - std::panicking::begin_panic_handler::{{closure}}::h7001af1bb21aeaeb
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:476
[INFO] [stderr]   12:     0x5560506e90dc - std::sys_common::backtrace::__rust_end_short_backtrace::h39910f557f5f2367
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x5560506eb2c9 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:475
[INFO] [stderr]   14:     0x55605070a2c1 - core::panicking::panic_fmt::h4e2659771ebc78eb
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/panicking.rs:85
[INFO] [stderr]   15:     0x55605070a053 - core::option::expect_failed::hd5a1da3a6b6bbb34
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:1213
[INFO] [stderr]   16:     0x55605068d440 - core::option::Option<T>::expect::h8a2d500a5fe181fe
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/option.rs:333
[INFO] [stderr]   17:     0x556050675549 - rdispatcher::Dispatcher<T>::start::{{closure}}::h40944ed92802357c
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:62
[INFO] [stderr]   18:     0x55605068b132 - std::sys_common::backtrace::__rust_begin_short_backtrace::h86a9aa7f65877513
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   19:     0x55605067ee10 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h6952187fdbf518bc
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   20:     0x556050679d90 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h675761ab6daec790
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   21:     0x55605066edf0 - std::panicking::try::do_call::he4fc4b58445039b9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   22:     0x556050670bbd - __rust_try
[INFO] [stderr]   23:     0x55605066ed10 - std::panicking::try::hd71bab6e24143dcc
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   24:     0x556050679ef2 - std::panic::catch_unwind::h319b2ebd8c202216
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   25:     0x55605067ec15 - std::thread::Builder::spawn_unchecked::{{closure}}::hf628cdc08ff86b87
[INFO] [stderr] thread '<unnamed>' panicked at 'Couldn't receive message in broadcaster or channel hung up', src/lib.rs:62:71
[INFO] [stdout] test test::test_broadcast_multiple_to_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rdispatcher
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "024ea81a33ba5ba919e25769617b3940ccbef9e34b676c2304d28ae97b160721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024ea81a33ba5ba919e25769617b3940ccbef9e34b676c2304d28ae97b160721", kill_on_drop: false }`
[INFO] [stdout] 024ea81a33ba5ba919e25769617b3940ccbef9e34b676c2304d28ae97b160721
