[INFO] fetching crate phoenix-channels 0.1.4... [INFO] testing phoenix-channels-0.1.4 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate phoenix-channels 0.1.4 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate phoenix-channels 0.1.4 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 crates.io crate phoenix-channels 0.1.4 [INFO] finished tweaking crates.io crate phoenix-channels 0.1.4 [INFO] tweaked toml for crates.io crate phoenix-channels 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b6ec212980f678de8d2137abe379aa51c2b1741e118c7aed6b97df87a51deb1a [INFO] running `Command { std: "docker" "start" "-a" "b6ec212980f678de8d2137abe379aa51c2b1741e118c7aed6b97df87a51deb1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6ec212980f678de8d2137abe379aa51c2b1741e118c7aed6b97df87a51deb1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6ec212980f678de8d2137abe379aa51c2b1741e118c7aed6b97df87a51deb1a", kill_on_drop: false }` [INFO] [stdout] b6ec212980f678de8d2137abe379aa51c2b1741e118c7aed6b97df87a51deb1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] d4bf3940b5c2476451eb76f7e41f53f2e8f67e873a30efa5b42f17899407387f [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" "d4bf3940b5c2476451eb76f7e41f53f2e8f67e873a30efa5b42f17899407387f", kill_on_drop: false }` [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling sha1_smol v1.0.0 [INFO] [stderr] Compiling arc-swap v1.5.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling sha1 v0.6.1 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling slog-scope v4.4.0 [INFO] [stderr] Compiling slog-stdlog v4.1.1 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-tls v0.2.1 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling websocket v0.23.0 [INFO] [stderr] Compiling phoenix-channels v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sender.rs:44:43 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 44 - pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] 44 + pub fn heartbeat(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/client.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/receiver.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | sender.heartbeat(); [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 20.66s [INFO] running `Command { std: "docker" "inspect" "d4bf3940b5c2476451eb76f7e41f53f2e8f67e873a30efa5b42f17899407387f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4bf3940b5c2476451eb76f7e41f53f2e8f67e873a30efa5b42f17899407387f", kill_on_drop: false }` [INFO] [stdout] d4bf3940b5c2476451eb76f7e41f53f2e8f67e873a30efa5b42f17899407387f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7fca807e7c15e976410be9ff37ebc4213475d7cdad1277a1941b01ca749dac5e [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" "7fca807e7c15e976410be9ff37ebc4213475d7cdad1277a1941b01ca749dac5e", kill_on_drop: false }` [INFO] [stderr] Compiling phoenix-channels v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sender.rs:44:43 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 44 - pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] 44 + pub fn heartbeat(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/client.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/receiver.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | sender.heartbeat(); [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] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/sender.rs:44:43 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 44 - pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stdout] 44 + pub fn heartbeat(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/client.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logger` [INFO] [stdout] --> src/receiver.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | logger: slog::Logger, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:107:17 [INFO] [stdout] | [INFO] [stdout] 107 | sender.heartbeat(); [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 1.85s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/phoenix_channels-dd0e78ad37719d03) [INFO] running `Command { std: "docker" "inspect" "7fca807e7c15e976410be9ff37ebc4213475d7cdad1277a1941b01ca749dac5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fca807e7c15e976410be9ff37ebc4213475d7cdad1277a1941b01ca749dac5e", kill_on_drop: false }` [INFO] [stdout] 7fca807e7c15e976410be9ff37ebc4213475d7cdad1277a1941b01ca749dac5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 8d8d0b6e765ad895b03e95342612188f7aa82a3db865ec3cc90ab9a5d28c0cd3 [INFO] running `Command { std: "docker" "start" "-a" "8d8d0b6e765ad895b03e95342612188f7aa82a3db865ec3cc90ab9a5d28c0cd3", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/sender.rs:44:43 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 44 - pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stderr] 44 + pub fn heartbeat(&mut self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field is never read: `logger` [INFO] [stderr] --> src/client.rs:72:5 [INFO] [stderr] | [INFO] [stderr] 72 | logger: slog::Logger, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `logger` [INFO] [stderr] --> src/receiver.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | logger: slog::Logger, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/client.rs:107:17 [INFO] [stderr] | [INFO] [stderr] 107 | sender.heartbeat(); [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: `phoenix-channels` (lib) generated 4 warnings [INFO] [stderr] warning: `phoenix-channels` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/phoenix_channels-dd0e78ad37719d03) [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 phoenix-channels [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/sender.rs:44:43 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 44 - pub fn heartbeat(&mut self) -> Result<(u32), MessageError> { [INFO] [stderr] 44 + pub fn heartbeat(&mut self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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" "8d8d0b6e765ad895b03e95342612188f7aa82a3db865ec3cc90ab9a5d28c0cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d8d0b6e765ad895b03e95342612188f7aa82a3db865ec3cc90ab9a5d28c0cd3", kill_on_drop: false }` [INFO] [stdout] 8d8d0b6e765ad895b03e95342612188f7aa82a3db865ec3cc90ab9a5d28c0cd3