/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 12:22:32,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 12:22:32,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 12:22:32,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 12:22:32,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 12:22:32,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 12:22:32,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 12:22:32,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 12:22:32,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 12:22:32,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 12:22:32,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 12:22:32,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 12:22:32,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 12:22:32,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 12:22:32,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 12:22:32,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 12:22:32,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 12:22:32,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 12:22:32,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 12:22:32,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 12:22:32,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 12:22:32,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 12:22:32,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 12:22:32,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 12:22:32,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-22 12:22:32,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 12:22:32,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 12:22:32,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 12:22:32,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 12:22:32,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 12:22:32,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 12:22:32,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 12:22:32,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2020-12-22 12:22:32,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 12:22:32,892 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 12:22:32,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 12:22:32,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 12:22:32,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 12:22:32,898 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 12:22:32,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 12:22:32,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 12:22:32,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 12:22:32,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 12:22:32,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 12:22:32,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 12:22:32,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 12:22:32,901 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 12:22:32,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 12:22:32,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 12:22:32,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 12:22:32,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 12:22:32,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 12:22:32,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 12:22:32,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 12:22:32,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 12:22:32,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 12:22:32,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 12:22:32,903 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 12:22:32,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 12:22:32,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 12:22:33,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 12:22:33,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 12:22:33,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 12:22:33,314 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 12:22:33,315 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 12:22:33,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-12-22 12:22:33,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24accedf/427fc978be024c3a9939a18ab36ac71a/FLAG13ccda066 [2020-12-22 12:22:34,088 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 12:22:34,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-12-22 12:22:34,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24accedf/427fc978be024c3a9939a18ab36ac71a/FLAG13ccda066 [2020-12-22 12:22:34,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f24accedf/427fc978be024c3a9939a18ab36ac71a [2020-12-22 12:22:34,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 12:22:34,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 12:22:34,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 12:22:34,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 12:22:34,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 12:22:34,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:22:34" (1/1) ... [2020-12-22 12:22:34,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ba635c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:34, skipping insertion in model container [2020-12-22 12:22:34,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 12:22:34" (1/1) ... [2020-12-22 12:22:34,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 12:22:34,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 12:22:34,793 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2020-12-22 12:22:34,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 12:22:34,848 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 12:22:35,078 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2020-12-22 12:22:35,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 12:22:35,146 INFO L208 MainTranslator]: Completed translation [2020-12-22 12:22:35,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35 WrapperNode [2020-12-22 12:22:35,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 12:22:35,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 12:22:35,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 12:22:35,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 12:22:35,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 12:22:35,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 12:22:35,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 12:22:35,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 12:22:35,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... [2020-12-22 12:22:35,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 12:22:35,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 12:22:35,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 12:22:35,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 12:22:35,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 12:22:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 12:22:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 12:22:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 12:22:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 12:22:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 12:22:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 12:22:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 12:22:35,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 12:22:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 12:22:35,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 12:22:35,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 12:22:36,496 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 12:22:36,497 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2020-12-22 12:22:36,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:22:36 BoogieIcfgContainer [2020-12-22 12:22:36,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 12:22:36,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 12:22:36,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 12:22:36,504 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 12:22:36,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 12:22:34" (1/3) ... [2020-12-22 12:22:36,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3212a376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 12:22:36, skipping insertion in model container [2020-12-22 12:22:36,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 12:22:35" (2/3) ... [2020-12-22 12:22:36,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3212a376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 12:22:36, skipping insertion in model container [2020-12-22 12:22:36,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:22:36" (3/3) ... [2020-12-22 12:22:36,508 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-12-22 12:22:36,514 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 12:22:36,519 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-22 12:22:36,538 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-22 12:22:36,566 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 12:22:36,566 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 12:22:36,566 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 12:22:36,566 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 12:22:36,566 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 12:22:36,567 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 12:22:36,567 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 12:22:36,567 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 12:22:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2020-12-22 12:22:36,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-22 12:22:36,592 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 12:22:36,592 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 12:22:36,593 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 12:22:36,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 12:22:36,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1316234598, now seen corresponding path program 1 times [2020-12-22 12:22:36,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 12:22:36,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521547032] [2020-12-22 12:22:36,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 12:22:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 12:22:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 12:22:37,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521547032] [2020-12-22 12:22:37,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 12:22:37,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-22 12:22:37,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145754002] [2020-12-22 12:22:37,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-22 12:22:37,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 12:22:37,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-22 12:22:37,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-22 12:22:37,302 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 7 states. [2020-12-22 12:22:37,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 12:22:37,628 INFO L93 Difference]: Finished difference Result 435 states and 560 transitions. [2020-12-22 12:22:37,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-22 12:22:37,630 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 43 [2020-12-22 12:22:37,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 12:22:37,645 INFO L225 Difference]: With dead ends: 435 [2020-12-22 12:22:37,645 INFO L226 Difference]: Without dead ends: 297 [2020-12-22 12:22:37,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-12-22 12:22:37,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-12-22 12:22:37,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 114. [2020-12-22 12:22:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-12-22 12:22:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2020-12-22 12:22:37,701 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 43 [2020-12-22 12:22:37,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 12:22:37,701 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2020-12-22 12:22:37,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-22 12:22:37,702 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2020-12-22 12:22:37,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-22 12:22:37,703 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 12:22:37,704 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 12:22:37,704 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 12:22:37,704 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 12:22:37,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 12:22:37,705 INFO L82 PathProgramCache]: Analyzing trace with hash -380977633, now seen corresponding path program 1 times [2020-12-22 12:22:37,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 12:22:37,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981995447] [2020-12-22 12:22:37,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 12:22:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 12:22:37,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 12:22:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-22 12:22:38,137 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-22 12:22:38,228 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-22 12:22:38,228 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-22 12:22:38,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 12:22:38,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 12:22:38 BoogieIcfgContainer [2020-12-22 12:22:38,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-22 12:22:38,423 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-22 12:22:38,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-22 12:22:38,423 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-22 12:22:38,424 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 12:22:36" (3/4) ... [2020-12-22 12:22:38,427 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-22 12:22:38,427 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-22 12:22:38,430 INFO L168 Benchmark]: Toolchain (without parser) took 4163.11 ms. Allocated memory was 172.0 MB in the beginning and 206.6 MB in the end (delta: 34.6 MB). Free memory was 153.1 MB in the beginning and 151.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 36.7 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,431 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 172.0 MB. Free memory is still 144.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-22 12:22:38,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.01 ms. Allocated memory is still 172.0 MB. Free memory was 152.9 MB in the beginning and 138.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.21 ms. Allocated memory is still 172.0 MB. Free memory was 138.6 MB in the beginning and 133.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,433 INFO L168 Benchmark]: Boogie Preprocessor took 127.77 ms. Allocated memory is still 172.0 MB. Free memory was 133.9 MB in the beginning and 129.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,434 INFO L168 Benchmark]: RCFGBuilder took 1120.51 ms. Allocated memory was 172.0 MB in the beginning and 206.6 MB in the end (delta: 34.6 MB). Free memory was 129.7 MB in the beginning and 126.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,435 INFO L168 Benchmark]: TraceAbstraction took 1921.54 ms. Allocated memory is still 206.6 MB. Free memory was 126.1 MB in the beginning and 151.5 MB in the end (delta: -25.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,436 INFO L168 Benchmark]: Witness Printer took 4.86 ms. Allocated memory is still 206.6 MB. Free memory was 151.5 MB in the beginning and 151.0 MB in the end (delta: 526.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-12-22 12:22:38,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 172.0 MB. Free memory is still 144.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 880.01 ms. Allocated memory is still 172.0 MB. Free memory was 152.9 MB in the beginning and 138.6 MB in the end (delta: 14.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 97.21 ms. Allocated memory is still 172.0 MB. Free memory was 138.6 MB in the beginning and 133.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 127.77 ms. Allocated memory is still 172.0 MB. Free memory was 133.9 MB in the beginning and 129.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1120.51 ms. Allocated memory was 172.0 MB in the beginning and 206.6 MB in the end (delta: 34.6 MB). Free memory was 129.7 MB in the beginning and 126.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 38.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1921.54 ms. Allocated memory is still 206.6 MB. Free memory was 126.1 MB in the beginning and 151.5 MB in the end (delta: -25.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. * Witness Printer took 4.86 ms. Allocated memory is still 206.6 MB. Free memory was 151.5 MB in the beginning and 151.0 MB in the end (delta: 526.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1150, overapproximation of bitwiseOr at line 865. Possible FailurePath: [L1150-L1152] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={43:0}] [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L863] void *tmp ; [L854] void *tmp___2 ; [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L833] COND FALSE !(!cond) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L842] return res; VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1409] return ldv_malloc(0UL); [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1084] COND FALSE !(cfg->div == 0U) [L1089] pdata->in[i] [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L1254] int tmp ; [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1272] reach_error() VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 176 SDtfs, 674 SDslu, 826 SDs, 0 SdLazy, 71 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 183 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 3024 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...