[INFO] cloning repository https://github.com/Sach97/pubsub.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sach97/pubsub.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSach97%2Fpubsub.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSach97%2Fpubsub.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d5c41726b66fcd3fe14f072fc61047da3537f93
[INFO] testing Sach97/pubsub.rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSach97%2Fpubsub.rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sach97/pubsub.rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sach97/pubsub.rs
[INFO] finished tweaking git repo https://github.com/Sach97/pubsub.rs
[INFO] tweaked toml for git repo https://github.com/Sach97/pubsub.rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Sach97/pubsub.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 70a0cb91e2bd8bfb6268c2940d5b6aecc4fd86f67e45075462848d7d3173a3ce
[INFO] running `Command { std: "docker" "start" "-a" "70a0cb91e2bd8bfb6268c2940d5b6aecc4fd86f67e45075462848d7d3173a3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70a0cb91e2bd8bfb6268c2940d5b6aecc4fd86f67e45075462848d7d3173a3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a0cb91e2bd8bfb6268c2940d5b6aecc4fd86f67e45075462848d7d3173a3ce", kill_on_drop: false }`
[INFO] [stdout] 70a0cb91e2bd8bfb6268c2940d5b6aecc4fd86f67e45075462848d7d3173a3ce
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 8abb53afb9f97ba887cdec5cb70d73624dad6aab4157b7ab093c02cd19c208a7
[INFO] running `Command { std: "docker" "start" "-a" "8abb53afb9f97ba887cdec5cb70d73624dad6aab4157b7ab093c02cd19c208a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.7.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling pubsub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `topic`
[INFO] [stdout]   --> src/bin.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Subscribe { topic: Option<String> },
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `PubSubCli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin.rs:8:21
[INFO] [stdout]    |
[INFO] [stdout] 8  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.98s
[INFO] running `Command { std: "docker" "inspect" "8abb53afb9f97ba887cdec5cb70d73624dad6aab4157b7ab093c02cd19c208a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8abb53afb9f97ba887cdec5cb70d73624dad6aab4157b7ab093c02cd19c208a7", kill_on_drop: false }`
[INFO] [stdout] 8abb53afb9f97ba887cdec5cb70d73624dad6aab4157b7ab093c02cd19c208a7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f7420cd9ee03f451c25109ffce7105e185f75f3f8ee0b4da91150e279508c37
[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" "1f7420cd9ee03f451c25109ffce7105e185f75f3f8ee0b4da91150e279508c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling pubsub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `topic`
[INFO] [stdout]   --> src/bin.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Subscribe { topic: Option<String> },
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `PubSubCli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/bin.rs:8:21
[INFO] [stdout]    |
[INFO] [stdout] 8  | #[derive(StructOpt, Debug)]
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/pubsub-79e0a6f5c1b176dd)
[INFO] [stderr]   Executable unittests src/bin.rs (/opt/rustwide/target/debug/deps/pubsub-5f0c29f7efa266bf)
[INFO] running `Command { std: "docker" "inspect" "1f7420cd9ee03f451c25109ffce7105e185f75f3f8ee0b4da91150e279508c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7420cd9ee03f451c25109ffce7105e185f75f3f8ee0b4da91150e279508c37", kill_on_drop: false }`
[INFO] [stdout] 1f7420cd9ee03f451c25109ffce7105e185f75f3f8ee0b4da91150e279508c37
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] b0ab7ec4c54322edfd76b88c7e6b880673b7e11f6e1df3ea0ef3fd5a44f0f0ba
[INFO] running `Command { std: "docker" "start" "-a" "b0ab7ec4c54322edfd76b88c7e6b880673b7e11f6e1df3ea0ef3fd5a44f0f0ba", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `topic`
[INFO] [stderr]   --> src/bin.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Subscribe { topic: Option<String> },
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `PubSubCli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/bin.rs:8:21
[INFO] [stderr]    |
[INFO] [stderr] 8  | #[derive(StructOpt, Debug)]
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `pubsub` (bin "pubsub" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pubsub-79e0a6f5c1b176dd)
[INFO] [stderr]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/pubsub-5f0c29f7efa266bf)
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pubsub
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b0ab7ec4c54322edfd76b88c7e6b880673b7e11f6e1df3ea0ef3fd5a44f0f0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0ab7ec4c54322edfd76b88c7e6b880673b7e11f6e1df3ea0ef3fd5a44f0f0ba", kill_on_drop: false }`
[INFO] [stdout] b0ab7ec4c54322edfd76b88c7e6b880673b7e11f6e1df3ea0ef3fd5a44f0f0ba