[INFO] fetching crate truebner-smt100 0.2.1...
[INFO] testing truebner-smt100-0.2.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate truebner-smt100 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate truebner-smt100 0.2.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate truebner-smt100 0.2.1
[INFO] finished tweaking crates.io crate truebner-smt100 0.2.1
[INFO] tweaked toml for crates.io crate truebner-smt100 0.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34936bffbde9444dad1f6ec43ab469a16a134e6862d777bdbd3f4302dc9215be
[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" "34936bffbde9444dad1f6ec43ab469a16a134e6862d777bdbd3f4302dc9215be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34936bffbde9444dad1f6ec43ab469a16a134e6862d777bdbd3f4302dc9215be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34936bffbde9444dad1f6ec43ab469a16a134e6862d777bdbd3f4302dc9215be", kill_on_drop: false }`
[INFO] [stdout] 34936bffbde9444dad1f6ec43ab469a16a134e6862d777bdbd3f4302dc9215be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1999198c9cd152e283d87d4df7d7c67d217429ae61bf56c1d687382e9bb39e3f
[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" "1999198c9cd152e283d87d4df7d7c67d217429ae61bf56c1d687382e9bb39e3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling mio-serial v3.3.0
[INFO] [stderr]    Compiling tokio-serial v3.3.0
[INFO] [stderr]    Compiling tokio-modbus v0.3.5
[INFO] [stderr]    Compiling truebner-smt100 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `Command { std: "docker" "inspect" "1999198c9cd152e283d87d4df7d7c67d217429ae61bf56c1d687382e9bb39e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1999198c9cd152e283d87d4df7d7c67d217429ae61bf56c1d687382e9bb39e3f", kill_on_drop: false }`
[INFO] [stdout] 1999198c9cd152e283d87d4df7d7c67d217429ae61bf56c1d687382e9bb39e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d53e7c8b689b06fc7373d340218eef62574d7f30e09ee99d56cd20b9df58bac5
[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" "d53e7c8b689b06fc7373d340218eef62574d7f30e09ee99d56cd20b9df58bac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-cancel v0.4.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling truebner-smt100 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> examples/modbus-rtu.rs:29:6
[INFO] [stdout]    |
[INFO] [stdout] 29 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> examples/modbus-rtu.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 42 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> examples/modbus-rtu.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "d53e7c8b689b06fc7373d340218eef62574d7f30e09ee99d56cd20b9df58bac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53e7c8b689b06fc7373d340218eef62574d7f30e09ee99d56cd20b9df58bac5", kill_on_drop: false }`
[INFO] [stdout] d53e7c8b689b06fc7373d340218eef62574d7f30e09ee99d56cd20b9df58bac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6310750b153a6de5e2372f040c9471d45121e36e514b167cbb363f30c7cc477
[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" "b6310750b153a6de5e2372f040c9471d45121e36e514b167cbb363f30c7cc477", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> examples/modbus-rtu.rs:29:6
[INFO] [stderr]    |
[INFO] [stderr] 29 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> examples/modbus-rtu.rs:42:6
[INFO] [stderr]    |
[INFO] [stderr] 42 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> examples/modbus-rtu.rs:91:6
[INFO] [stderr]    |
[INFO] [stderr] 91 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `truebner-smt100` (example "modbus-rtu") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/truebner_smt100-a29c9fb10cc46c09)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests truebner-smt100
[INFO] [stdout] test modbus::tests::decode_permittivity ... ok
[INFO] [stdout] test modbus::tests::decode_water_content ... ok
[INFO] [stdout] test modbus::tests::decode_temperature ... ok
[INFO] [stdout] test tests::water_content_percent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "b6310750b153a6de5e2372f040c9471d45121e36e514b167cbb363f30c7cc477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6310750b153a6de5e2372f040c9471d45121e36e514b167cbb363f30c7cc477", kill_on_drop: false }`
[INFO] [stdout] b6310750b153a6de5e2372f040c9471d45121e36e514b167cbb363f30c7cc477