[INFO] cloning repository https://github.com/AndreiLosev/easy_iot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndreiLosev/easy_iot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiLosev%2Feasy_iot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiLosev%2Feasy_iot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83559becf1d472e16e201b9f19c179db04ce8e2f
[INFO] testing AndreiLosev/easy_iot against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiLosev%2Feasy_iot" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndreiLosev/easy_iot on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndreiLosev/easy_iot
[INFO] finished tweaking git repo https://github.com/AndreiLosev/easy_iot
[INFO] tweaked toml for git repo https://github.com/AndreiLosev/easy_iot written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/AndreiLosev/easy_iot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedvec v0.2.4
[INFO] [stderr]   Downloaded rmodbus v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7992c8fcfd3b3fc8703c4ac4aa411d74eda9b2f73a6429f8a644264a431b7f11
[INFO] running `Command { std: "docker" "start" "-a" "7992c8fcfd3b3fc8703c4ac4aa411d74eda9b2f73a6429f8a644264a431b7f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7992c8fcfd3b3fc8703c4ac4aa411d74eda9b2f73a6429f8a644264a431b7f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7992c8fcfd3b3fc8703c4ac4aa411d74eda9b2f73a6429f8a644264a431b7f11", kill_on_drop: false }`
[INFO] [stdout] 7992c8fcfd3b3fc8703c4ac4aa411d74eda9b2f73a6429f8a644264a431b7f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa1d6a6dca38c0096632c4ee52ad497151aa536c785ad1cedc8d9e2b46c3c95a
[INFO] running `Command { std: "docker" "start" "-a" "fa1d6a6dca38c0096632c4ee52ad497151aa536c785ad1cedc8d9e2b46c3c95a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling ieee754 v0.2.6
[INFO] [stderr]    Compiling fixedvec v0.2.4
[INFO] [stderr]    Compiling rmodbus v0.5.3
[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 serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling tcp_modbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MBNetworks`
[INFO] [stdout]  --> src/protocols/modbus/device.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::driver::{ModbusDriver, MBNetworks};
[INFO] [stdout]   |                                   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `RawValue`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum RawValue {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `PrepValue`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum PrepValue {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ValueParam`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct ValueParam {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Device`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Device<T: 'static>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_map`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn get_map(mut x: Vec<ValueParam>) -> Vec<u16>
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
[INFO] running `Command { std: "docker" "inspect" "fa1d6a6dca38c0096632c4ee52ad497151aa536c785ad1cedc8d9e2b46c3c95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa1d6a6dca38c0096632c4ee52ad497151aa536c785ad1cedc8d9e2b46c3c95a", kill_on_drop: false }`
[INFO] [stdout] fa1d6a6dca38c0096632c4ee52ad497151aa536c785ad1cedc8d9e2b46c3c95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6b331535d38cebc47f6619f23f0251a1497d9184d62d310c97caca12a5eec63
[INFO] running `Command { std: "docker" "start" "-a" "d6b331535d38cebc47f6619f23f0251a1497d9184d62d310c97caca12a5eec63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp_modbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MBNetworks`
[INFO] [stdout]  --> src/protocols/modbus/device.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::driver::{ModbusDriver, MBNetworks};
[INFO] [stdout]   |                                   ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/protocols/modbus/device.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut ar = vec![
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Unit(u16),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Int(u16),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DUint`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     DUint([u16; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DInt`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     DInt([u16; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Real`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Real([u16; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `PrepValue`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum PrepValue {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     value: RawValue,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `little_endian`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     little_endian: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Device`
[INFO] [stdout]   --> src/protocols/modbus/device.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Device<T: 'static>
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.01s
[INFO] running `Command { std: "docker" "inspect" "d6b331535d38cebc47f6619f23f0251a1497d9184d62d310c97caca12a5eec63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b331535d38cebc47f6619f23f0251a1497d9184d62d310c97caca12a5eec63", kill_on_drop: false }`
[INFO] [stdout] d6b331535d38cebc47f6619f23f0251a1497d9184d62d310c97caca12a5eec63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea94c8d8a8dd68378c982c0e52538dbdd8093d67855064da67014fba9ff5ed7a
[INFO] running `Command { std: "docker" "start" "-a" "ea94c8d8a8dd68378c982c0e52538dbdd8093d67855064da67014fba9ff5ed7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `MBNetworks`
[INFO] [stderr]  --> src/protocols/modbus/device.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::driver::{ModbusDriver, MBNetworks};
[INFO] [stderr]   |                                   ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/protocols/modbus/device.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut ar = vec![
[INFO] [stderr]    |             ----^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Unit(u16),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Int(u16),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DUint`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     DUint([u16; 2]),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DInt`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     DInt([u16; 2]),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Real`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Real([u16; 2]),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `PrepValue`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 23 | enum PrepValue {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     value: RawValue,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `little_endian`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     little_endian: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Device`
[INFO] [stderr]   --> src/protocols/modbus/device.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct Device<T: 'static>
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tcp_modbus` (bin "tcp_modbus" test) generated 12 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_modbus-9a681f61efb80d93)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test protocols::modbus::device::tests::sort_val ... ok
[INFO] [stdout] test protocols::modbus::tests::example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ea94c8d8a8dd68378c982c0e52538dbdd8093d67855064da67014fba9ff5ed7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea94c8d8a8dd68378c982c0e52538dbdd8093d67855064da67014fba9ff5ed7a", kill_on_drop: false }`
[INFO] [stdout] ea94c8d8a8dd68378c982c0e52538dbdd8093d67855064da67014fba9ff5ed7a