[INFO] fetching crate ufire_iso_ec 0.9.2...
[INFO] checking ufire_iso_ec-0.9.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate ufire_iso_ec 0.9.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ufire_iso_ec 0.9.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufire_iso_ec 0.9.2
[INFO] finished tweaking crates.io crate ufire_iso_ec 0.9.2
[INFO] tweaked toml for crates.io crate ufire_iso_ec 0.9.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a50b30613dd2fb4622aa6c87893fb3b40d184df35324e89d141c5f79581082be
[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" "a50b30613dd2fb4622aa6c87893fb3b40d184df35324e89d141c5f79581082be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a50b30613dd2fb4622aa6c87893fb3b40d184df35324e89d141c5f79581082be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50b30613dd2fb4622aa6c87893fb3b40d184df35324e89d141c5f79581082be", kill_on_drop: false }`
[INFO] [stdout] a50b30613dd2fb4622aa6c87893fb3b40d184df35324e89d141c5f79581082be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eeb10d4106228d37a259d5005870b4f1b0a183d6dfd8f6b6a41971a2b8b20b37
[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" "eeb10d4106228d37a259d5005870b4f1b0a183d6dfd8f6b6a41971a2b8b20b37", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.51
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking shrust v0.0.6
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking ufire_iso_ec v0.9.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:75:46
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn measure_temp(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:147:57
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn measure_ec(&mut self, temp_c: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                         ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:163:63
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn measure_salinity(&mut self, temp_c: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                               ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:199:45
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn measure_raw(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:226:51
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn get_temp_constant(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                   ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:250:54
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn get_temp_coefficient(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:262:59
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                           ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:276:72
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |     pub fn get_version(&mut self) -> Result<(u8), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                             ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:302:46
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn get_firmware(&mut self) -> Result<(u8), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                              ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:373:54
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_calibrate_offset(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:384:62
[INFO] [stdout]     |
[INFO] [stdout] 384 |     pub fn get_calibrate_high_reference(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:395:60
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn get_calibrate_high_reading(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                            ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:406:61
[INFO] [stdout]     |
[INFO] [stdout] 406 |     pub fn get_calibrate_low_reference(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:417:59
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn get_calibrate_low_reading(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                           ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:437:62
[INFO] [stdout]     |
[INFO] [stdout] 437 |     pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:75:46
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn measure_temp(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]    |                                              ^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:147:57
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn measure_ec(&mut self, temp_c: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                         ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:163:63
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn measure_salinity(&mut self, temp_c: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                               ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:199:45
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn measure_raw(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:226:51
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn get_temp_constant(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                   ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:250:54
[INFO] [stdout]     |
[INFO] [stdout] 250 |     pub fn get_temp_coefficient(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:262:59
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn read_eeprom(&mut self, address: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                           ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:276:72
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn write_eeprom(&mut self, address: f32, value: f32) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                                        ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:290:45
[INFO] [stdout]     |
[INFO] [stdout] 290 |     pub fn get_version(&mut self) -> Result<(u8), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                             ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:302:46
[INFO] [stdout]     |
[INFO] [stdout] 302 |     pub fn get_firmware(&mut self) -> Result<(u8), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                              ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:373:54
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_calibrate_offset(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:384:62
[INFO] [stdout]     |
[INFO] [stdout] 384 |     pub fn get_calibrate_high_reference(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:395:60
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn get_calibrate_high_reading(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                            ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:406:61
[INFO] [stdout]     |
[INFO] [stdout] 406 |     pub fn get_calibrate_low_reference(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                             ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:417:59
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn get_calibrate_low_reading(&mut self) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                           ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:437:62
[INFO] [stdout]     |
[INFO] [stdout] 437 |     pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box<LinuxI2CError>> {
[INFO] [stdout]     |                                                              ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |         try!(writeln!(io, "Config:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(writeln!(io, "    offset: {}", ec.get_calibrate_offset().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |         try!(writeln!(io, "    dual point:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |         try!(writeln!(io, "        low reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |         try!(writeln!(io, "        high reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |         try!(writeln!(io, "    temp. compensation:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(writeln!(io, "        temp. constant: {}", ec.get_temp_constant().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(writeln!(io, "        temp. coeffiecient: {}", ec.get_temp_coefficient().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(writeln!(io, "    version hw.fw: {}.{}", ec.get_version().unwrap(),ec.get_firmware().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |         try!(writeln!(io, "C: {}", temp_c));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(writeln!(io, "mS: {}", ms));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(writeln!(io, "PSU: {}", sal));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |         try!(writeln!(io, "raw: {}", raw));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(writeln!(io, "    offset: {}", ec.get_calibrate_offset().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(writeln!(io, "    temp. constant: {}", ec.get_temp_constant().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:81:3
[INFO] [stdout]    |
[INFO] [stdout] 81 |         try!(writeln!(io, "    low reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:90:3
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(writeln!(io, "    high reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:99:3
[INFO] [stdout]    |
[INFO] [stdout] 99 |         try!(writeln!(io, "    temp. coefficient: {}", ec.get_temp_coefficient().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:105:3
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(writeln!(io, "    version: {}.{}", ec.get_version().unwrap(),ec.get_firmware().unwrap()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(writeln!(io, "    I2C Address: {}", v[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(writeln!(io, "{}", eeprom));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:14:3
[INFO] [stdout]    |
[INFO] [stdout] 14 |         try!(writeln!(io, "Config:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(writeln!(io, "    offset: {}", ec.get_calibrate_offset().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |         try!(writeln!(io, "    dual point:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |         try!(writeln!(io, "        low reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |         try!(writeln!(io, "        high reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |         try!(writeln!(io, "    temp. compensation:"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(writeln!(io, "        temp. constant: {}", ec.get_temp_constant().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(writeln!(io, "        temp. coeffiecient: {}", ec.get_temp_coefficient().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(writeln!(io, "    version hw.fw: {}.{}", ec.get_version().unwrap(),ec.get_firmware().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:39:3
[INFO] [stdout]    |
[INFO] [stdout] 39 |         try!(writeln!(io, "C: {}", temp_c));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 |         try!(writeln!(io, "mS: {}", ms));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(writeln!(io, "PSU: {}", sal));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |         try!(writeln!(io, "raw: {}", raw));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:3
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(writeln!(io, "    offset: {}", ec.get_calibrate_offset().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:74:3
[INFO] [stdout]    |
[INFO] [stdout] 74 |         try!(writeln!(io, "    temp. constant: {}", ec.get_temp_constant().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:81:3
[INFO] [stdout]    |
[INFO] [stdout] 81 |         try!(writeln!(io, "    low reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:90:3
[INFO] [stdout]    |
[INFO] [stdout] 90 |         try!(writeln!(io, "    high reference / read: {} / {}",
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:99:3
[INFO] [stdout]    |
[INFO] [stdout] 99 |         try!(writeln!(io, "    temp. coefficient: {}", ec.get_temp_coefficient().unwrap()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:105:3
[INFO] [stdout]     |
[INFO] [stdout] 105 |         try!(writeln!(io, "    version: {}.{}", ec.get_version().unwrap(),ec.get_firmware().unwrap()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:113:3
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(writeln!(io, "    I2C Address: {}", v[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:120:3
[INFO] [stdout]     |
[INFO] [stdout] 120 |         try!(writeln!(io, "{}", eeprom));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "eeb10d4106228d37a259d5005870b4f1b0a183d6dfd8f6b6a41971a2b8b20b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb10d4106228d37a259d5005870b4f1b0a183d6dfd8f6b6a41971a2b8b20b37", kill_on_drop: false }`
[INFO] [stdout] eeb10d4106228d37a259d5005870b4f1b0a183d6dfd8f6b6a41971a2b8b20b37