[INFO] fetching crate mqtt-codec 0.3.0... [INFO] testing mqtt-codec-0.3.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate mqtt-codec 0.3.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate mqtt-codec 0.3.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate mqtt-codec 0.3.0 [INFO] finished tweaking crates.io crate mqtt-codec 0.3.0 [INFO] tweaked toml for crates.io crate mqtt-codec 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] e9ef4e3f999d928140f0f07c3299893a749440a80e2e29dde01285c8128ac717 [INFO] running `Command { std: "docker" "start" "-a" "e9ef4e3f999d928140f0f07c3299893a749440a80e2e29dde01285c8128ac717", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9ef4e3f999d928140f0f07c3299893a749440a80e2e29dde01285c8128ac717", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9ef4e3f999d928140f0f07c3299893a749440a80e2e29dde01285c8128ac717", kill_on_drop: false }` [INFO] [stdout] e9ef4e3f999d928140f0f07c3299893a749440a80e2e29dde01285c8128ac717 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79658b774f0214deccf8a4f921858e6e97c221d204125d3e792ae5dad436c008 [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" "79658b774f0214deccf8a4f921858e6e97c221d204125d3e792ae5dad436c008", kill_on_drop: false }` [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling tokio v0.2.23 [INFO] [stderr] Compiling bytestring v0.1.5 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling actix-codec v0.2.0 [INFO] [stderr] Compiling mqtt-codec v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `BytesMut::split_to` that must be used [INFO] [stdout] --> src/codec/mod.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: consider BytesMut::advance if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.78s [INFO] running `Command { std: "docker" "inspect" "79658b774f0214deccf8a4f921858e6e97c221d204125d3e792ae5dad436c008", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79658b774f0214deccf8a4f921858e6e97c221d204125d3e792ae5dad436c008", kill_on_drop: false }` [INFO] [stdout] 79658b774f0214deccf8a4f921858e6e97c221d204125d3e792ae5dad436c008 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba5a099683a07e54a741367c8834ae43f15e234faffb9aed4312bdbb16cac28c [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" "ba5a099683a07e54a741367c8834ae43f15e234faffb9aed4312bdbb16cac28c", kill_on_drop: false }` [INFO] [stderr] Compiling mqtt-codec v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `BytesMut::split_to` that must be used [INFO] [stdout] --> src/codec/mod.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: consider BytesMut::advance if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `bytes::BytesMut::split_to` that must be used [INFO] [stdout] --> src/codec/mod.rs:90:29 [INFO] [stdout] | [INFO] [stdout] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: consider BytesMut::advance if you don't need the other half [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.08s [INFO] running `Command { std: "docker" "inspect" "ba5a099683a07e54a741367c8834ae43f15e234faffb9aed4312bdbb16cac28c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba5a099683a07e54a741367c8834ae43f15e234faffb9aed4312bdbb16cac28c", kill_on_drop: false }` [INFO] [stdout] ba5a099683a07e54a741367c8834ae43f15e234faffb9aed4312bdbb16cac28c [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4c7e97150cd284da2caebf482216fe2afa1329e1e045f4bd30b4a2708ee54361 [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" "4c7e97150cd284da2caebf482216fe2afa1329e1e045f4bd30b4a2708ee54361", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `BytesMut::split_to` that must be used [INFO] [stdout] [INFO] [stderr] --> src/codec/mod.rs:90:29 [INFO] [stdout] running 19 tests [INFO] [stderr] | [INFO] [stdout] test codec::decode::tests::test_decode_connect_packets ... ok [INFO] [stderr] 90 | ... src.split_to(consumed + 1); [INFO] [stdout] test codec::decode::tests::test_decode_publish_packets ... ok [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] test codec::decode::tests::test_decode_subscribe_packets ... ok [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: consider BytesMut::advance if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `bytes::BytesMut::split_to` that must be used [INFO] [stderr] --> src/codec/mod.rs:90:29 [INFO] [stderr] | [INFO] [stderr] 90 | ... src.split_to(consumed + 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: consider BytesMut::advance if you don't need the other half [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mqtt_codec-86c99eeb6193dd08 [INFO] [stdout] test codec::decode::tests::test_decode_variable_length ... ok [INFO] [stdout] test codec::encode::tests::test_encode_fixed_header ... ok [INFO] [stdout] test codec::encode::tests::test_encode_connect_packets ... ok [INFO] [stdout] test topic::tests::test_multi_wildcard_topic ... ok [INFO] [stdout] test codec::tests::test_max_size ... ok [INFO] [stdout] test topic::tests::test_level ... ok [INFO] [stdout] test topic::tests::test_parse_topic ... ok [INFO] [stdout] test topic::tests::test_match_topic ... ok [INFO] [stdout] test codec::decode::tests::test_decode_ping_packets ... ok [INFO] [stdout] test codec::encode::tests::test_encode_subscribe_packets ... ok [INFO] [stdout] test codec::encode::tests::test_encode_publish_packets ... ok [INFO] [stdout] test codec::encode::tests::test_encode_variable_length ... ok [INFO] [stdout] test topic::tests::test_single_wildcard_topic ... ok [INFO] [stdout] test codec::encode::tests::test_encode_ping_packets ... ok [INFO] [stdout] test topic::tests::test_write_topic ... ok [INFO] [stdout] test topic::tests::test_valid_topic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests mqtt-codec [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" "4c7e97150cd284da2caebf482216fe2afa1329e1e045f4bd30b4a2708ee54361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c7e97150cd284da2caebf482216fe2afa1329e1e045f4bd30b4a2708ee54361", kill_on_drop: false }` [INFO] [stdout] 4c7e97150cd284da2caebf482216fe2afa1329e1e045f4bd30b4a2708ee54361