[INFO] fetching crate knx_rs 0.0.6...
[INFO] checking knx_rs-0.0.6 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate knx_rs 0.0.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate knx_rs 0.0.6 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knx_rs 0.0.6
[INFO] finished tweaking crates.io crate knx_rs 0.0.6
[INFO] tweaked toml for crates.io crate knx_rs 0.0.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b9b7fb66f32012631e3dad43d9797e63a2ecd66c8657a601e6636ad5b57d1a6
[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" "4b9b7fb66f32012631e3dad43d9797e63a2ecd66c8657a601e6636ad5b57d1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b9b7fb66f32012631e3dad43d9797e63a2ecd66c8657a601e6636ad5b57d1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9b7fb66f32012631e3dad43d9797e63a2ecd66c8657a601e6636ad5b57d1a6", kill_on_drop: false }`
[INFO] [stdout] 4b9b7fb66f32012631e3dad43d9797e63a2ecd66c8657a601e6636ad5b57d1a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596b2512cadb987af2bdf3b2dc0dda3585777b8674755088a0060f6f636ca0db
[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" "596b2512cadb987af2bdf3b2dc0dda3585777b8674755088a0060f6f636ca0db", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking knx_rs v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `FrameType`
[INFO] [stdout]   --> src/imi.rs:88:6
[INFO] [stdout]    |
[INFO] [stdout] 88 | enum FrameType {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RepeatFlag`
[INFO] [stdout]   --> src/imi.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 | enum RepeatFlag {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `SystemBroadcast`
[INFO] [stdout]   --> src/imi.rs:97:6
[INFO] [stdout]    |
[INFO] [stdout] 97 | enum SystemBroadcast {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Priority`
[INFO] [stdout]    --> src/imi.rs:102:6
[INFO] [stdout]     |
[INFO] [stdout] 102 | enum Priority {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AcknowledgeRequest`
[INFO] [stdout]    --> src/imi.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 | enum AcknowledgeRequest {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Confirm`
[INFO] [stdout]    --> src/imi.rs:114:6
[INFO] [stdout]     |
[INFO] [stdout] 114 | enum Confirm {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ExtendedFrameFormat`
[INFO] [stdout]    --> src/imi.rs:119:6
[INFO] [stdout]     |
[INFO] [stdout] 119 | enum ExtendedFrameFormat {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `FrameType`
[INFO] [stdout]   --> src/imi.rs:88:6
[INFO] [stdout]    |
[INFO] [stdout] 88 | enum FrameType {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RepeatFlag`
[INFO] [stdout]   --> src/imi.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 | enum RepeatFlag {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `SystemBroadcast`
[INFO] [stdout]   --> src/imi.rs:97:6
[INFO] [stdout]    |
[INFO] [stdout] 97 | enum SystemBroadcast {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Priority`
[INFO] [stdout]    --> src/imi.rs:102:6
[INFO] [stdout]     |
[INFO] [stdout] 102 | enum Priority {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AcknowledgeRequest`
[INFO] [stdout]    --> src/imi.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 | enum AcknowledgeRequest {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Confirm`
[INFO] [stdout]    --> src/imi.rs:114:6
[INFO] [stdout]     |
[INFO] [stdout] 114 | enum Confirm {
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ExtendedFrameFormat`
[INFO] [stdout]    --> src/imi.rs:119:6
[INFO] [stdout]     |
[INFO] [stdout] 119 | enum ExtendedFrameFormat {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.03s
[INFO] running `Command { std: "docker" "inspect" "596b2512cadb987af2bdf3b2dc0dda3585777b8674755088a0060f6f636ca0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596b2512cadb987af2bdf3b2dc0dda3585777b8674755088a0060f6f636ca0db", kill_on_drop: false }`
[INFO] [stdout] 596b2512cadb987af2bdf3b2dc0dda3585777b8674755088a0060f6f636ca0db