[INFO] fetching crate mqtt-v5 0.1.1... [INFO] testing mqtt-v5-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate mqtt-v5 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate mqtt-v5 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mqtt-v5 0.1.1 [INFO] finished tweaking crates.io crate mqtt-v5 0.1.1 [INFO] tweaked toml for crates.io crate mqtt-v5 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5db4b82f5b33c64ed15ea19640a7006c1c9b1d54b1f1c895c63d0c171b24f99 [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" "b5db4b82f5b33c64ed15ea19640a7006c1c9b1d54b1f1c895c63d0c171b24f99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5db4b82f5b33c64ed15ea19640a7006c1c9b1d54b1f1c895c63d0c171b24f99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5db4b82f5b33c64ed15ea19640a7006c1c9b1d54b1f1c895c63d0c171b24f99", kill_on_drop: false }` [INFO] [stdout] b5db4b82f5b33c64ed15ea19640a7006c1c9b1d54b1f1c895c63d0c171b24f99 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 86032d20bafd700660703568831343c2e0ee223dfd6de0d7cb80c41805de8430 [INFO] running `Command { std: "docker" "start" "-a" "86032d20bafd700660703568831343c2e0ee223dfd6de0d7cb80c41805de8430", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling websocket-codec v0.3.5 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling num_enum_derive v0.4.3 [INFO] [stderr] Compiling num_enum v0.4.3 [INFO] [stderr] Compiling mqtt-v5 v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.00s [INFO] running `Command { std: "docker" "inspect" "86032d20bafd700660703568831343c2e0ee223dfd6de0d7cb80c41805de8430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86032d20bafd700660703568831343c2e0ee223dfd6de0d7cb80c41805de8430", kill_on_drop: false }` [INFO] [stdout] 86032d20bafd700660703568831343c2e0ee223dfd6de0d7cb80c41805de8430 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 015a3c2898d25a7980b87184addbf1fe521e3a302dfde9e3580d4a8f3bf34238 [INFO] running `Command { std: "docker" "start" "-a" "015a3c2898d25a7980b87184addbf1fe521e3a302dfde9e3580d4a8f3bf34238", kill_on_drop: false }` [INFO] [stderr] Compiling mqtt-v5 v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/decoder.rs:1179:36 [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!(err), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => panic!("{}", err), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 1179 | Err(err) => std::panic::panic_any(err), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.12s [INFO] running `Command { std: "docker" "inspect" "015a3c2898d25a7980b87184addbf1fe521e3a302dfde9e3580d4a8f3bf34238", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "015a3c2898d25a7980b87184addbf1fe521e3a302dfde9e3580d4a8f3bf34238", kill_on_drop: false }` [INFO] [stdout] 015a3c2898d25a7980b87184addbf1fe521e3a302dfde9e3580d4a8f3bf34238 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 3d47791f3748d59451fc06265a13a756df5597e054e0ad333d95481789e5f7cf [INFO] running `Command { std: "docker" "start" "-a" "3d47791f3748d59451fc06265a13a756df5597e054e0ad333d95481789e5f7cf", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/decoder.rs:1179:36 [INFO] [stderr] | [INFO] [stderr] 1179 | Err(err) => panic!(err), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 1179 | Err(err) => panic!("{}", err), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 1179 | Err(err) => std::panic::panic_any(err), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mqtt_v5-905debf0fa2374e4) [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test decoder::tests::test_invalid_remaining_length ... ok [INFO] [stdout] test decoder::tests::test_decode_variable_int ... ok [INFO] [stdout] test encoder::tests::connect_roundtrip ... ok [INFO] [stdout] test encoder::tests::authenticate_roundtrip ... ok [INFO] [stdout] test encoder::tests::disconnect_roundtrip ... ok [INFO] [stdout] test encoder::tests::ping_request_roundtrip ... ok [INFO] [stdout] test encoder::tests::ping_response_roundtrip ... ok [INFO] [stdout] test encoder::tests::publish_ack_roundtrip ... ok [INFO] [stdout] test encoder::tests::publish_complete_roundtrip ... ok [INFO] [stdout] test encoder::tests::publish_roundtrip ... ok [INFO] [stdout] test encoder::tests::subscribe_roundtrip ... ok [INFO] [stdout] test encoder::tests::unsubscribe_roundtrip ... ok [INFO] [stdout] test encoder::tests::connect_ack_roundtrip ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_mutli_level_wildcard_2 ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_simple ... ok [INFO] [stdout] test encoder::tests::unsubscribe_ack_roundtrip ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_concrete ... ok [INFO] [stdout] test encoder::tests::publish_release_roundtrip ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_mutli_level_wildcard_1 ... ok [INFO] [stdout] test encoder::tests::subscribe_ack_roundtrip ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_1 ... ok [INFO] [stdout] test encoder::tests::publish_received_roundtrip ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_single_level_wildcard_2 ... ok [INFO] [stdout] test topic::tests::test_topic_filter_level_iterator_concrete ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_invalid_filters ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_invalid_shared_subscription ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_concrete ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_multi_level_wildcard ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_empty_topic ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_shared_subscription_wildcard ... ok [INFO] [stdout] test topic::tests::test_topic_name_success ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_sys_prefix ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_single_level_wildcard ... ok [INFO] [stdout] test topic::tests::test_topic_name_failure ... ok [INFO] [stdout] test topic::tests::test_topic_filter_parse_length ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Doc-tests mqtt-v5 [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" "3d47791f3748d59451fc06265a13a756df5597e054e0ad333d95481789e5f7cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d47791f3748d59451fc06265a13a756df5597e054e0ad333d95481789e5f7cf", kill_on_drop: false }` [INFO] [stdout] 3d47791f3748d59451fc06265a13a756df5597e054e0ad333d95481789e5f7cf