[INFO] fetching crate minimq 0.9.0...
[INFO] checking minimq-0.9.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate minimq 0.9.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate minimq 0.9.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimq 0.9.0
[INFO] finished tweaking crates.io crate minimq 0.9.0
[INFO] tweaked toml for crates.io crate minimq 0.9.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-nal v0.8.0 (available: v0.9.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.5)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.8.0)
[INFO] [stderr]       Adding smlang v0.6.0 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 515fd6c559a2b3ebef93bda6739dcc063e62abf458de6b7bf5515892068a92b5
[INFO] running `Command { std: "docker" "start" "-a" "515fd6c559a2b3ebef93bda6739dcc063e62abf458de6b7bf5515892068a92b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515fd6c559a2b3ebef93bda6739dcc063e62abf458de6b7bf5515892068a92b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515fd6c559a2b3ebef93bda6739dcc063e62abf458de6b7bf5515892068a92b5", kill_on_drop: false }`
[INFO] [stdout] 515fd6c559a2b3ebef93bda6739dcc063e62abf458de6b7bf5515892068a92b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c6871e6e9871f06987823b6c4970bd2935909acf2d163cb7062734ef5569c6
[INFO] running `Command { std: "docker" "start" "-a" "70c6871e6e9871f06987823b6c4970bd2935909acf2d163cb7062734ef5569c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling num_enum_derive v0.7.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking embedded-nal v0.8.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking varint-rs v2.2.0
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]     Checking num_enum v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]     Checking std-embedded-time v0.1.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling smlang-macros v0.6.0
[INFO] [stderr]     Checking smlang v0.6.0
[INFO] [stderr]     Checking minimq v0.9.0 (/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(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]   --> src/packets.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Connect<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     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: field `properties` is never read
[INFO] [stdout]    --> src/packets.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct SubAck<'a> {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 172 |     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:216:9
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub struct Disconnect<'a> {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 215 |     /// The success status of the disconnection.
[INFO] [stdout] 216 |     pub reason_code: ReasonCode,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     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] [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(()),
[INFO] [stdout]    |                ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `auth` is never read
[INFO] [stdout]   --> src/packets.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Connect<'a> {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     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: field `properties` is never read
[INFO] [stdout]    --> src/packets.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct SubAck<'a> {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 172 |     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:216:9
[INFO] [stdout]     |
[INFO] [stdout] 214 | pub struct Disconnect<'a> {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 215 |     /// The success status of the disconnection.
[INFO] [stdout] 216 |     pub reason_code: ReasonCode,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     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] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/exactly_once_subscription.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/at_least_once_subscription.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/exactly_once_transmission.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/poll_result.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/integration_test.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]   --> tests/deferred_payload.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = std_embedded_nal::Stack;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ use of undeclared crate or module `std_embedded_nal`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let stack = embedded_nal::Stack;
[INFO] [stdout]    |                 ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minimq` (test "deferred_payload") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `minimq` (test "poll_result") due to 1 previous error
[INFO] [stderr] error: could not compile `minimq` (test "exactly_once_transmission") due to 1 previous error
[INFO] [stderr] error: could not compile `minimq` (test "exactly_once_subscription") due to 1 previous error
[INFO] [stderr] error: could not compile `minimq` (test "at_least_once_subscription") due to 1 previous error
[INFO] [stderr] error: could not compile `minimq` (test "integration_test") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "70c6871e6e9871f06987823b6c4970bd2935909acf2d163cb7062734ef5569c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c6871e6e9871f06987823b6c4970bd2935909acf2d163cb7062734ef5569c6", kill_on_drop: false }`
[INFO] [stdout] 70c6871e6e9871f06987823b6c4970bd2935909acf2d163cb7062734ef5569c6
