[INFO] crate nvoclock 0.0.3 is already in cache
[INFO] extracting crate nvoclock 0.0.3 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/nvoclock/0.0.3
[INFO] extracting crate nvoclock 0.0.3 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/nvoclock/0.0.3
[INFO] validating manifest of nvoclock-0.0.3 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nvoclock-0.0.3 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nvoclock-0.0.3
[INFO] finished frobbing nvoclock-0.0.3
[INFO] frobbed toml for nvoclock-0.0.3 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/nvoclock/0.0.3/Cargo.toml
[INFO] started frobbing nvoclock-0.0.3
[INFO] finished frobbing nvoclock-0.0.3
[INFO] frobbed toml for nvoclock-0.0.3 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/nvoclock/0.0.3/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nvoclock-0.0.3 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/nvoclock/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb75ad79eda6c112709d5394e9158132d9b61dfb78c1d8cbb5fe21b0d0d97cad
[INFO] running `"docker" "start" "-a" "fb75ad79eda6c112709d5394e9158132d9b61dfb78c1d8cbb5fe21b0d0d97cad"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking encode_unicode v0.3.5
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking result v0.0.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking libc v0.2.50
[INFO] [stderr]     Checking serde v1.0.89
[INFO] [stderr]     Checking ryu v0.2.7
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking nvapi-sys v0.0.3
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking nvapi v0.0.3
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking nvapi-hi v0.0.3
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking nvoclock v0.0.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |         ("info", Some(matches)) => {
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:801:35
[INFO] [stderr]     |
[INFO] [stderr] 801 |                 ("overvolt", Some(matches)) => {
[INFO] [stderr]     |                                   ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]    --> src/auto.rs:122:25
[INFO] [stderr]     |
[INFO] [stderr] 122 |         if let Some(ref test) = self.options.test {
[INFO] [stderr]     |                         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `voltage`
[INFO] [stderr]    --> src/auto.rs:121:42
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stderr]     |                                          ^^^^^^^ help: consider prefixing with an underscore: `_voltage`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frequency`
[INFO] [stderr]    --> src/auto.rs:121:63
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stderr]     |                                                               ^^^^^^^^^ help: consider prefixing with an underscore: `_frequency`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |     let mut exit_code = 0;
[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: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |         ("info", Some(matches)) => {
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:801:35
[INFO] [stderr]     |
[INFO] [stderr] 801 |                 ("overvolt", Some(matches)) => {
[INFO] [stderr]     |                                   ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]    --> src/auto.rs:122:25
[INFO] [stderr]     |
[INFO] [stderr] 122 |         if let Some(ref test) = self.options.test {
[INFO] [stderr]     |                         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `voltage`
[INFO] [stderr]    --> src/auto.rs:121:42
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stderr]     |                                          ^^^^^^^ help: consider prefixing with an underscore: `_voltage`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `frequency`
[INFO] [stderr]    --> src/auto.rs:121:63
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stderr]     |                                                               ^^^^^^^^^ help: consider prefixing with an underscore: `_frequency`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |     let mut exit_code = 0;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 32.22s
[INFO] running `"docker" "inspect" "fb75ad79eda6c112709d5394e9158132d9b61dfb78c1d8cbb5fe21b0d0d97cad"`
[INFO] running `"docker" "rm" "-f" "fb75ad79eda6c112709d5394e9158132d9b61dfb78c1d8cbb5fe21b0d0d97cad"`
[INFO] [stdout] fb75ad79eda6c112709d5394e9158132d9b61dfb78c1d8cbb5fe21b0d0d97cad