[INFO] fetching crate e_drone_base 0.1.0...
[INFO] checking e_drone_base-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate e_drone_base 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate e_drone_base 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate e_drone_base 0.1.0
[INFO] finished tweaking crates.io crate e_drone_base 0.1.0
[INFO] tweaked toml for crates.io crate e_drone_base 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 658bf67435de8518d2f874de9f6f1943313494ece9b2a9cbc0f8d51a4f756a0c
[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" "658bf67435de8518d2f874de9f6f1943313494ece9b2a9cbc0f8d51a4f756a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "658bf67435de8518d2f874de9f6f1943313494ece9b2a9cbc0f8d51a4f756a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658bf67435de8518d2f874de9f6f1943313494ece9b2a9cbc0f8d51a4f756a0c", kill_on_drop: false }`
[INFO] [stdout] 658bf67435de8518d2f874de9f6f1943313494ece9b2a9cbc0f8d51a4f756a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ac425bd370127c0f05671da3637d474d082d0937e344b2cdbb71ec9e970f11e
[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" "5ac425bd370127c0f05671da3637d474d082d0937e344b2cdbb71ec9e970f11e", kill_on_drop: false }`
[INFO] [stderr]     Checking e_drone_base v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `ModelNumber`
[INFO] [stdout]  --> src/base/system.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum ModelNumber {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DeviceType`
[INFO] [stdout]   --> src/base/system.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum DeviceType {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CRC16TABLE`
[INFO] [stdout]   --> src/communication/crc16.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / const CRC16TABLE: [u16; 256] = [
[INFO] [stdout] 2  | |     0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, 0x8108, 0x9129, 0xa14a, 0xb16b,
[INFO] [stdout] 3  | |     0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
[INFO] [stdout] 4  | |     0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, 0x2462, 0x3443, 0x0420, 0x1401,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     0x2e93, 0x3eb2, 0x0ed1, 0x1ef0,
[INFO] [stdout] 24 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_byte`
[INFO] [stdout]   --> src/communication/crc16.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn calc_byte(crc: u16, b: u8) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_array`
[INFO] [stdout]   --> src/communication/crc16.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn calc_array(crc: u16, data_array: &[u8]) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/communication/messaging.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum State {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Section`
[INFO] [stdout]   --> src/communication/messaging.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Section {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Receiver`
[INFO] [stdout]  --> src/communication/receiver.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Receiver {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DataType`
[INFO] [stdout]  --> src/protocol.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum DataType {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Data`
[INFO] [stdout]    --> src/protocol.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub enum Data {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CommandType`
[INFO] [stdout]    --> src/protocol.rs:125:10
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub enum CommandType {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Header`
[INFO] [stdout]    --> src/protocol.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct Header {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ModelNumber`
[INFO] [stdout]  --> src/base/system.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum ModelNumber {
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DeviceType`
[INFO] [stdout]   --> src/base/system.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum DeviceType {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CRC16TABLE`
[INFO] [stdout]   --> src/communication/crc16.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / const CRC16TABLE: [u16; 256] = [
[INFO] [stdout] 2  | |     0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, 0x8108, 0x9129, 0xa14a, 0xb16b,
[INFO] [stdout] 3  | |     0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
[INFO] [stdout] 4  | |     0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, 0x2462, 0x3443, 0x0420, 0x1401,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     0x2e93, 0x3eb2, 0x0ed1, 0x1ef0,
[INFO] [stdout] 24 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_byte`
[INFO] [stdout]   --> src/communication/crc16.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn calc_byte(crc: u16, b: u8) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `calc_array`
[INFO] [stdout]   --> src/communication/crc16.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn calc_array(crc: u16, data_array: &[u8]) -> u16 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/communication/messaging.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum State {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Section`
[INFO] [stdout]   --> src/communication/messaging.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Section {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Receiver`
[INFO] [stdout]  --> src/communication/receiver.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Receiver {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DataType`
[INFO] [stdout]  --> src/protocol.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum DataType {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Data`
[INFO] [stdout]    --> src/protocol.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub enum Data {
[INFO] [stdout]     |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CommandType`
[INFO] [stdout]    --> src/protocol.rs:125:10
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub enum CommandType {
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Header`
[INFO] [stdout]    --> src/protocol.rs:165:12
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub struct Header {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ac425bd370127c0f05671da3637d474d082d0937e344b2cdbb71ec9e970f11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac425bd370127c0f05671da3637d474d082d0937e344b2cdbb71ec9e970f11e", kill_on_drop: false }`
[INFO] [stdout] 5ac425bd370127c0f05671da3637d474d082d0937e344b2cdbb71ec9e970f11e