[INFO] fetching crate nvoclock 0.0.3...
[INFO] testing nvoclock-0.0.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nvoclock 0.0.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate nvoclock 0.0.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nvoclock 0.0.3
[INFO] finished tweaking crates.io crate nvoclock 0.0.3
[INFO] tweaked toml for crates.io crate nvoclock 0.0.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettytable-rs v0.6.7
[INFO] [stderr]   Downloaded nvapi-hi v0.0.3
[INFO] [stderr]   Downloaded nvapi v0.0.3
[INFO] [stderr]   Downloaded result v0.0.1
[INFO] [stderr]   Downloaded nvapi-sys v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f7d52cb0578e9aedf830719140a6dfcc227a1d24fd90ff02a4d21e995df597
[INFO] running `Command { std: "docker" "start" "-a" "a3f7d52cb0578e9aedf830719140a6dfcc227a1d24fd90ff02a4d21e995df597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f7d52cb0578e9aedf830719140a6dfcc227a1d24fd90ff02a4d21e995df597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f7d52cb0578e9aedf830719140a6dfcc227a1d24fd90ff02a4d21e995df597", kill_on_drop: false }`
[INFO] [stdout] a3f7d52cb0578e9aedf830719140a6dfcc227a1d24fd90ff02a4d21e995df597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 631f6e6b70ab472e1961a01935ee0eb3d0af37bc53bd3fdb261e67897f246606
[INFO] running `Command { std: "docker" "start" "-a" "631f6e6b70ab472e1961a01935ee0eb3d0af37bc53bd3fdb261e67897f246606", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling result v0.0.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling nvapi-sys v0.0.3
[INFO] [stderr]    Compiling nvapi v0.0.3
[INFO] [stderr]    Compiling nvapi-hi v0.0.3
[INFO] [stderr]    Compiling nvoclock v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/main.rs:396:23
[INFO] [stdout]     |
[INFO] [stdout] 396 |         ("info", Some(matches)) => {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/main.rs:801:35
[INFO] [stdout]     |
[INFO] [stdout] 801 |                 ("overvolt", Some(matches)) => {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]    --> src/auto.rs:122:25
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if let Some(ref test) = self.options.test {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `voltage`
[INFO] [stdout]    --> src/auto.rs:121:42
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stdout]     |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_voltage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequency`
[INFO] [stdout]    --> src/auto.rs:121:63
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stdout]     |                                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let mut exit_code = 0;
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.10s
[INFO] running `Command { std: "docker" "inspect" "631f6e6b70ab472e1961a01935ee0eb3d0af37bc53bd3fdb261e67897f246606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631f6e6b70ab472e1961a01935ee0eb3d0af37bc53bd3fdb261e67897f246606", kill_on_drop: false }`
[INFO] [stdout] 631f6e6b70ab472e1961a01935ee0eb3d0af37bc53bd3fdb261e67897f246606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c49d75a54f309906df59e1cf689e9f0be5574c8386d4aa063c8348d2c80aacf
[INFO] running `Command { std: "docker" "start" "-a" "5c49d75a54f309906df59e1cf689e9f0be5574c8386d4aa063c8348d2c80aacf", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling result v0.0.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling nvapi-sys v0.0.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.6.7
[INFO] [stderr]    Compiling nvapi v0.0.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling nvapi-hi v0.0.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling nvoclock v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/main.rs:396:23
[INFO] [stdout]     |
[INFO] [stdout] 396 |         ("info", Some(matches)) => {
[INFO] [stdout]     |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/main.rs:801:35
[INFO] [stdout]     |
[INFO] [stdout] 801 |                 ("overvolt", Some(matches)) => {
[INFO] [stdout]     |                                   ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test`
[INFO] [stdout]    --> src/auto.rs:122:25
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if let Some(ref test) = self.options.test {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `voltage`
[INFO] [stdout]    --> src/auto.rs:121:42
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stdout]     |                                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_voltage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequency`
[INFO] [stdout]    --> src/auto.rs:121:63
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn run_test_operation(&mut self, voltage: Microvolts, frequency: Kilohertz) -> Result<bool, Error> {
[INFO] [stdout]     |                                                               ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequency`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let mut exit_code = 0;
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "5c49d75a54f309906df59e1cf689e9f0be5574c8386d4aa063c8348d2c80aacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c49d75a54f309906df59e1cf689e9f0be5574c8386d4aa063c8348d2c80aacf", kill_on_drop: false }`
[INFO] [stdout] 5c49d75a54f309906df59e1cf689e9f0be5574c8386d4aa063c8348d2c80aacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 207e3771fc4373283d100d6c1438f8e897814d2121427afbcd2bcafd4c2a43d5
[INFO] running `Command { std: "docker" "start" "-a" "207e3771fc4373283d100d6c1438f8e897814d2121427afbcd2bcafd4c2a43d5", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]    --> src/main.rs:396:23
[INFO] [stderr]     |
[INFO] [stderr] 396 |         ("info", Some(matches)) => {
[INFO] [stderr]     |                       ^^^^^^^ help: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: if this is intentional, prefix it 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: `nvoclock` (bin "nvoclock" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nvoclock-bf8405f51db0c53a)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "207e3771fc4373283d100d6c1438f8e897814d2121427afbcd2bcafd4c2a43d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207e3771fc4373283d100d6c1438f8e897814d2121427afbcd2bcafd4c2a43d5", kill_on_drop: false }`
[INFO] [stdout] 207e3771fc4373283d100d6c1438f8e897814d2121427afbcd2bcafd4c2a43d5