[INFO] fetching crate minimq 0.10.0...
[INFO] testing minimq-0.10.0 against 1.90.0 for beta-1.91-2
[INFO] extracting crate minimq 0.10.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate minimq 0.10.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate minimq 0.10.0
[INFO] tweaked toml for crates.io crate minimq 0.10.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minimq 0.10.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minimq 0.10.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-time v0.12.1
[INFO] [stderr]   Downloaded string_morph v0.1.0
[INFO] [stderr]   Downloaded std-embedded-time v0.1.0
[INFO] [stderr]   Downloaded smlang-macros v0.8.0
[INFO] [stderr]   Downloaded smlang v0.8.0
[INFO] [stderr]   Downloaded std-embedded-nal v0.4.0
[INFO] [stderr]   Downloaded varint-rs v2.2.0
[INFO] [stderr]   Downloaded embedded-nal v0.9.0
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5221cd90140ef1e47a6f20104a73fa09e9121246d3ac3fb458b770ac0445af4
[INFO] running `Command { std: "docker" "start" "-a" "f5221cd90140ef1e47a6f20104a73fa09e9121246d3ac3fb458b770ac0445af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5221cd90140ef1e47a6f20104a73fa09e9121246d3ac3fb458b770ac0445af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5221cd90140ef1e47a6f20104a73fa09e9121246d3ac3fb458b770ac0445af4", kill_on_drop: false }`
[INFO] [stdout] f5221cd90140ef1e47a6f20104a73fa09e9121246d3ac3fb458b770ac0445af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99d495b52aed4229e6891b8fdb90050c7f39d33108ba26a6dd0ead4bb9b83cb
[INFO] running `Command { std: "docker" "start" "-a" "e99d495b52aed4229e6891b8fdb90050c7f39d33108ba26a6dd0ead4bb9b83cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling string_morph v0.1.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling varint-rs v2.2.0
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling embedded-nal v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]    Compiling num_enum v0.7.3
[INFO] [stderr]    Compiling smlang-macros v0.8.0
[INFO] [stderr]    Compiling smlang v0.8.0
[INFO] [stderr]    Compiling minimq v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/de/received_packet.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Disconnect(Disconnect<'a>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReceivedPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Disconnect(Disconnect<'a>),
[INFO] [stdout] 23 +     Disconnect(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]   --> src/packets.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connect<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub auth: Option<Auth<'a>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResp` is never constructed
[INFO] [stdout]    --> src/packets.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct PingResp;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]    --> src/packets.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub struct SubAck<'a> {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SubAck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reason_code` and `properties` are never read
[INFO] [stdout]    --> src/packets.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 229 | pub struct Disconnect<'a> {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 230 |     /// The success status of the disconnection.
[INFO] [stdout] 231 |     pub reason_code: ReasonCode,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Disconnect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.38s
[INFO] running `Command { std: "docker" "inspect" "e99d495b52aed4229e6891b8fdb90050c7f39d33108ba26a6dd0ead4bb9b83cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99d495b52aed4229e6891b8fdb90050c7f39d33108ba26a6dd0ead4bb9b83cb", kill_on_drop: false }`
[INFO] [stdout] e99d495b52aed4229e6891b8fdb90050c7f39d33108ba26a6dd0ead4bb9b83cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01a6f62550a15adbb2f9e5975997f499fbd8f642fe0ff9d9ed7da3de5b625127
[INFO] running `Command { std: "docker" "start" "-a" "01a6f62550a15adbb2f9e5975997f499fbd8f642fe0ff9d9ed7da3de5b625127", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling std-embedded-nal v0.4.0
[INFO] [stderr]    Compiling std-embedded-time v0.1.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/de/received_packet.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Disconnect(Disconnect<'a>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReceivedPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Disconnect(Disconnect<'a>),
[INFO] [stdout] 23 +     Disconnect(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]   --> src/packets.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connect<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub auth: Option<Auth<'a>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResp` is never constructed
[INFO] [stdout]    --> src/packets.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct PingResp;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]    --> src/packets.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub struct SubAck<'a> {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SubAck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reason_code` and `properties` are never read
[INFO] [stdout]    --> src/packets.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 229 | pub struct Disconnect<'a> {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 230 |     /// The success status of the disconnection.
[INFO] [stdout] 231 |     pub reason_code: ReasonCode,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Disconnect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling minimq v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/de/received_packet.rs:23:16
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Disconnect(Disconnect<'a>),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ReceivedPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 23 -     Disconnect(Disconnect<'a>),
[INFO] [stdout] 23 +     Disconnect(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]   --> src/packets.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Connect<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub auth: Option<Auth<'a>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResp` is never constructed
[INFO] [stdout]    --> src/packets.rs:166:12
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct PingResp;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `properties` is never read
[INFO] [stdout]    --> src/packets.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub struct SubAck<'a> {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SubAck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `reason_code` and `properties` are never read
[INFO] [stdout]    --> src/packets.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 229 | pub struct Disconnect<'a> {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 230 |     /// The success status of the disconnection.
[INFO] [stdout] 231 |     pub reason_code: ReasonCode,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 235 |     pub properties: Properties<'a>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Disconnect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "01a6f62550a15adbb2f9e5975997f499fbd8f642fe0ff9d9ed7da3de5b625127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a6f62550a15adbb2f9e5975997f499fbd8f642fe0ff9d9ed7da3de5b625127", kill_on_drop: false }`
[INFO] [stdout] 01a6f62550a15adbb2f9e5975997f499fbd8f642fe0ff9d9ed7da3de5b625127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6309f72b951fcab36256a1b7312dfc380698e1c9eab5737262125a3d835d977
[INFO] running `Command { std: "docker" "start" "-a" "c6309f72b951fcab36256a1b7312dfc380698e1c9eab5737262125a3d835d977", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/de/received_packet.rs:23:16
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Disconnect(Disconnect<'a>),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ReceivedPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 23 -     Disconnect(Disconnect<'a>),
[INFO] [stderr] 23 +     Disconnect(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `auth` is never read
[INFO] [stderr]   --> src/packets.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Connect<'a> {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub auth: Option<Auth<'a>>,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PingResp` is never constructed
[INFO] [stderr]    --> src/packets.rs:166:12
[INFO] [stderr]     |
[INFO] [stderr] 166 | pub struct PingResp;
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `properties` is never read
[INFO] [stderr]    --> src/packets.rs:187:9
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub struct SubAck<'a> {
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 187 |     pub properties: Properties<'a>,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SubAck` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `reason_code` and `properties` are never read
[INFO] [stderr]    --> src/packets.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 229 | pub struct Disconnect<'a> {
[INFO] [stderr]     |            ---------- fields in this struct
[INFO] [stderr] 230 |     /// The success status of the disconnection.
[INFO] [stderr] 231 |     pub reason_code: ReasonCode,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 235 |     pub properties: Properties<'a>,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Disconnect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `minimq` (lib) generated 5 warnings
[INFO] [stderr] warning: `minimq` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimq-b136ec8ce5ada0dc)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test config::tests::basic_config ... ok
[INFO] [stdout] test config::tests::with_max ... ok
[INFO] [stdout] test config::tests::with_min ... ok
[INFO] [stdout] test config::tests::without_session_state ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_connack ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_puback ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_puback_without_properties ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_puback_without_reason ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_publish ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_pubrec ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_pubrel ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_ping_resp ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_short_pubcomp ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_short_pubrec ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_short_pubrel ... ok
[INFO] [stdout] test packets::tests::serialize_connect ... ok
[INFO] [stdout] test packets::tests::serialize_ping_req ... ok
[INFO] [stdout] test packets::tests::serialize_pubcomp ... ok
[INFO] [stdout] test packets::tests::serialize_publish_qos1 ... ok
[INFO] [stdout] test packets::tests::serialize_publish_with_properties ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_suback ... ok
[INFO] [stdout] test packets::tests::serialize_connect_with_will ... ok
[INFO] [stdout] test de::received_packet::test::deserialize_good_pubcomp ... ok
[INFO] [stdout] test packets::tests::serialize_publish_with_user_prop ... ok
[INFO] [stdout] test packets::tests::serialize_subscribe ... ok
[INFO] [stdout] test packets::tests::serialize_pubrel ... ok
[INFO] [stdout] test ring_buffer::tests::empty ... ok
[INFO] [stdout] test ring_buffer::tests::pop ... ok
[INFO] [stdout] test ring_buffer::tests::pop_wrap ... ok
[INFO] [stdout] test ring_buffer::tests::push_overflow ... ok
[INFO] [stdout] test ring_buffer::tests::push_wrap ... ok
[INFO] [stdout] test ring_buffer::tests::push ... ok
[INFO] [stdout] test de::packet_reader::test::dont_panic_on_bad_data ... ok
[INFO] [stdout] test packets::tests::serialize_publish ... ok
[INFO] [stdout] test packets::tests::serialize_puback ... ok
[INFO] [stdout] test ring_buffer::tests::pop_underflow ... ok
[INFO] [stdout] test config::tests::with_exact_sizes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/at_least_once_subscription.rs (/opt/rustwide/target/debug/deps/at_least_once_subscription-d5a24630a827909c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- main stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at tests/at_least_once_subscription.rs:30:14:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Network(TcpError(Os { code: 111, kind: ConnectionRefused, message: "Connection refused" }))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64768fbdce62 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64768fbdce62 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64768fbdce62 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64768fbdce62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64768fc02f73 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x64768fc02f73 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x64768fbd9cd3 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64768fbd9cd3 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x64768fbdccb2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x64768fbde3d9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x64768fbde20e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x64768fb88ca4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x64768fb88ca4 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64768fbdedae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x64768fbdedae - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x64768fbdeb7a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x64768fbdd359 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x64768fbde80d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x64768fc01660 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x64768fc01b16 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x64768f8a2b68 - core::result::Result<T,E>::unwrap::h8c9c54f679bfc37c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x64768f8a2b68 - at_least_once_subscription::main::hd3496791a30c03c5
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/at_least_once_subscription.rs:30:14
[INFO] [stdout]   22:     0x64768f8a2917 - at_least_once_subscription::main::{{closure}}::hb970dc260ecdcb74
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/at_least_once_subscription.rs:10:14
[INFO] [stdout]   23:     0x64768f8966c6 - core::ops::function::FnOnce::call_once::he5e773f015f3efb1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x64768fb8e50b - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x64768fb8e50b - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x64768fb8d645 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x64768fb8d645 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x64768fb8d645 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x64768fb8d645 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x64768fb8d645 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x64768fb8d645 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x64768fb8d645 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x64768fb51244 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x64768fb51244 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x64768fb54c1a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x64768fb54c1a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x64768fb54c1a - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x64768fb54c1a - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x64768fb54c1a - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x64768fb54c1a - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x64768fb54c1a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x64768fbe1d2f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x64768fbe1d2f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x75896b251aa4 - <unknown>
[INFO] [stdout]   45:     0x75896b2dea34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     main
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test at_least_once_subscription`
[INFO] running `Command { std: "docker" "inspect" "c6309f72b951fcab36256a1b7312dfc380698e1c9eab5737262125a3d835d977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6309f72b951fcab36256a1b7312dfc380698e1c9eab5737262125a3d835d977", kill_on_drop: false }`
[INFO] [stdout] c6309f72b951fcab36256a1b7312dfc380698e1c9eab5737262125a3d835d977
