[INFO] cloning repository https://github.com/nullxbit/channel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nullxbit/channel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullxbit%2Fchannel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullxbit%2Fchannel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d974b1b6df1d9cf8ee43e273377f98c46a19fc68
[INFO] testing nullxbit/channel against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnullxbit%2Fchannel" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nullxbit/channel
[INFO] finished tweaking git repo https://github.com/nullxbit/channel
[INFO] tweaked toml for git repo https://github.com/nullxbit/channel written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nullxbit/channel on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nullxbit/channel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0696d78807ae279c77c37dd71fcb3b92431f52a26a6d91ecf15727c5424285b
[INFO] running `Command { std: "docker" "start" "-a" "a0696d78807ae279c77c37dd71fcb3b92431f52a26a6d91ecf15727c5424285b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0696d78807ae279c77c37dd71fcb3b92431f52a26a6d91ecf15727c5424285b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0696d78807ae279c77c37dd71fcb3b92431f52a26a6d91ecf15727c5424285b", kill_on_drop: false }`
[INFO] [stdout] a0696d78807ae279c77c37dd71fcb3b92431f52a26a6d91ecf15727c5424285b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ab9c1f7e62faed95a508785d7a7573f890eafbb3dde3beabef7a298b95cdc13
[INFO] running `Command { std: "docker" "start" "-a" "7ab9c1f7e62faed95a508785d7a7573f890eafbb3dde3beabef7a298b95cdc13", kill_on_drop: false }`
[INFO] [stderr]    Compiling channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 None => {
[INFO] [stdout]    |                 ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 None => {
[INFO] [stdout]    |                 ^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "7ab9c1f7e62faed95a508785d7a7573f890eafbb3dde3beabef7a298b95cdc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab9c1f7e62faed95a508785d7a7573f890eafbb3dde3beabef7a298b95cdc13", kill_on_drop: false }`
[INFO] [stdout] 7ab9c1f7e62faed95a508785d7a7573f890eafbb3dde3beabef7a298b95cdc13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7b3362065b012be4e7a8c86959e3f6fcb4e83db1f588259ed9d5f9862092758
[INFO] running `Command { std: "docker" "start" "-a" "b7b3362065b012be4e7a8c86959e3f6fcb4e83db1f588259ed9d5f9862092758", kill_on_drop: false }`
[INFO] [stderr]    Compiling channel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 None => {
[INFO] [stdout]    |                 ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 None => {
[INFO] [stdout]    |                 ^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 None => {
[INFO] [stdout]    |                 ---- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 None => {
[INFO] [stdout]    |                 ^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "b7b3362065b012be4e7a8c86959e3f6fcb4e83db1f588259ed9d5f9862092758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b3362065b012be4e7a8c86959e3f6fcb4e83db1f588259ed9d5f9862092758", kill_on_drop: false }`
[INFO] [stdout] b7b3362065b012be4e7a8c86959e3f6fcb4e83db1f588259ed9d5f9862092758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 320568df3880c117b42a9367bcfc12cef1fd8acaa2e68036e2cea6ae106a378f
[INFO] running `Command { std: "docker" "start" "-a" "320568df3880c117b42a9367bcfc12cef1fd8acaa2e68036e2cea6ae106a378f", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:64:17
[INFO] [stdout] running 2 tests
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 None => {
[INFO] [stderr]    |                 ---- matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 64 |                 None => {
[INFO] [stderr]    |                 ^^^^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `channel` (lib) generated 1 warning
[INFO] [stderr] warning: `channel` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/channel-7bc2befd687b807e)
[INFO] [stdout] test test::ping_pong ... ok
[INFO] [stdout] test test::closed has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "320568df3880c117b42a9367bcfc12cef1fd8acaa2e68036e2cea6ae106a378f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320568df3880c117b42a9367bcfc12cef1fd8acaa2e68036e2cea6ae106a378f", kill_on_drop: false }`
[INFO] [stdout] 320568df3880c117b42a9367bcfc12cef1fd8acaa2e68036e2cea6ae106a378f
