[INFO] crate nvoclock 0.0.3 is already in cache
[INFO] extracting crate nvoclock 0.0.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/nvoclock/0.0.3
[INFO] extracting crate nvoclock 0.0.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nvoclock/0.0.3
[INFO] validating manifest of nvoclock-0.0.3 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nvoclock-0.0.3 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/reg/nvoclock/0.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nvoclock-0.0.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nvoclock/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f9eade2a23da4da2462ed3b52c30fdd0db4fcc320b4b129c5ba708152a6e8807
[INFO] running `"docker" "start" "-a" "f9eade2a23da4da2462ed3b52c30fdd0db4fcc320b4b129c5ba708152a6e8807"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling encode_unicode v0.3.5
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling result v0.0.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling nvapi-sys v0.0.3
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling nvapi v0.0.3
[INFO] [stderr]    Compiling nvapi-hi v0.0.3
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 57.43s
[INFO] running `"docker" "inspect" "f9eade2a23da4da2462ed3b52c30fdd0db4fcc320b4b129c5ba708152a6e8807"`
[INFO] running `"docker" "rm" "-f" "f9eade2a23da4da2462ed3b52c30fdd0db4fcc320b4b129c5ba708152a6e8807"`
[INFO] [stdout] f9eade2a23da4da2462ed3b52c30fdd0db4fcc320b4b129c5ba708152a6e8807
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nvoclock/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] fa5ba65f7203d823cb6d0b15e196ccc88e003d9dc219f9df3311ecc3551c06a6
[INFO] running `"docker" "start" "-a" "fa5ba65f7203d823cb6d0b15e196ccc88e003d9dc219f9df3311ecc3551c06a6"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]    Compiling result v0.0.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling nvapi-sys v0.0.3
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling nvapi v0.0.3
[INFO] [stderr]    Compiling nvapi-hi v0.0.3
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 25.97s
[INFO] running `"docker" "inspect" "fa5ba65f7203d823cb6d0b15e196ccc88e003d9dc219f9df3311ecc3551c06a6"`
[INFO] running `"docker" "rm" "-f" "fa5ba65f7203d823cb6d0b15e196ccc88e003d9dc219f9df3311ecc3551c06a6"`
[INFO] [stdout] fa5ba65f7203d823cb6d0b15e196ccc88e003d9dc219f9df3311ecc3551c06a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/nvoclock/0.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a0757f662d21a2d0aa42940beb159b451d447c397aa59120c6b945ec93a0eeeb
[INFO] running `"docker" "start" "-a" "a0757f662d21a2d0aa42940beb159b451d447c397aa59120c6b945ec93a0eeeb"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/nvoclock-0e798098cb6168ba
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a0757f662d21a2d0aa42940beb159b451d447c397aa59120c6b945ec93a0eeeb"`
[INFO] running `"docker" "rm" "-f" "a0757f662d21a2d0aa42940beb159b451d447c397aa59120c6b945ec93a0eeeb"`
[INFO] [stdout] a0757f662d21a2d0aa42940beb159b451d447c397aa59120c6b945ec93a0eeeb