[INFO] fetching crate knx_examples_rs 0.0.6...
[INFO] testing knx_examples_rs-0.0.6 against 1.52.1 for beta-1.52-2
[INFO] extracting crate knx_examples_rs 0.0.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate knx_examples_rs 0.0.6 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate knx_examples_rs 0.0.6
[INFO] finished tweaking crates.io crate knx_examples_rs 0.0.6
[INFO] tweaked toml for crates.io crate knx_examples_rs 0.0.6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate knx_examples_rs 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded knx_ets_rs v0.0.6
[INFO] [stderr]   Downloaded knx_rs v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b5e1b8300c04915b4cbec51d8229119b12d13cc2743fc385156a96523f9d8ab
[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" "3b5e1b8300c04915b4cbec51d8229119b12d13cc2743fc385156a96523f9d8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b5e1b8300c04915b4cbec51d8229119b12d13cc2743fc385156a96523f9d8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5e1b8300c04915b4cbec51d8229119b12d13cc2743fc385156a96523f9d8ab", kill_on_drop: false }`
[INFO] [stdout] 3b5e1b8300c04915b4cbec51d8229119b12d13cc2743fc385156a96523f9d8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c1c5afe112a925774f45b051354c73bbbaddad2c47e1c9f45a3e954db8fad26
[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" "7c1c5afe112a925774f45b051354c73bbbaddad2c47e1c9f45a3e954db8fad26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling knx_rs v0.0.6
[INFO] [stderr]    Compiling knx_ets_rs v0.0.6
[INFO] [stderr]    Compiling knx_examples_rs v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `ets` is assigned to, but never used
[INFO] [stdout]   --> src/bin/knx_listen.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut ets: Option<Ets> = None;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_ets` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ets` is never read
[INFO] [stdout]   --> src/bin/knx_listen.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         ets = Some(Ets::new(opc_file));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.87s
[INFO] running `Command { std: "docker" "inspect" "7c1c5afe112a925774f45b051354c73bbbaddad2c47e1c9f45a3e954db8fad26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1c5afe112a925774f45b051354c73bbbaddad2c47e1c9f45a3e954db8fad26", kill_on_drop: false }`
[INFO] [stdout] 7c1c5afe112a925774f45b051354c73bbbaddad2c47e1c9f45a3e954db8fad26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 993011f17a943ff2bc247b9f9f41fa8622fe2923e15138fe0fce2ca350463e09
[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" "993011f17a943ff2bc247b9f9f41fa8622fe2923e15138fe0fce2ca350463e09", kill_on_drop: false }`
[INFO] [stderr]    Compiling knx_examples_rs v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `ets` is assigned to, but never used
[INFO] [stdout]   --> src/bin/knx_listen.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let mut ets: Option<Ets> = None;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_ets` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ets` is never read
[INFO] [stdout]   --> src/bin/knx_listen.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |         ets = Some(Ets::new(opc_file));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "993011f17a943ff2bc247b9f9f41fa8622fe2923e15138fe0fce2ca350463e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993011f17a943ff2bc247b9f9f41fa8622fe2923e15138fe0fce2ca350463e09", kill_on_drop: false }`
[INFO] [stdout] 993011f17a943ff2bc247b9f9f41fa8622fe2923e15138fe0fce2ca350463e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fac84e83967414d84fb92300b6d79bf53b539775fc9ae823cdece94f552182e6
[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" "fac84e83967414d84fb92300b6d79bf53b539775fc9ae823cdece94f552182e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: variable `ets` is assigned to, but never used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/bin/knx_listen.rs:83:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 83 |     let mut ets: Option<Ets> = None;
[INFO] [stdout] 
[INFO] [stderr]    |             ^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr]    = note: consider using `_ets` instead
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: value assigned to `ets` is never read
[INFO] [stderr]   --> src/bin/knx_listen.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |         ets = Some(Ets::new(opc_file));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knx_listen-523919b07ba4c7d7)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knx_send-ac8bf4bff32a819d)
[INFO] running `Command { std: "docker" "inspect" "fac84e83967414d84fb92300b6d79bf53b539775fc9ae823cdece94f552182e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac84e83967414d84fb92300b6d79bf53b539775fc9ae823cdece94f552182e6", kill_on_drop: false }`
[INFO] [stdout] fac84e83967414d84fb92300b6d79bf53b539775fc9ae823cdece94f552182e6