./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9c1b5966 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 ........................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 00:42:01,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 00:42:01,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 00:42:01,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 00:42:01,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 00:42:01,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 00:42:01,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 00:42:01,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 00:42:01,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 00:42:01,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 00:42:01,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 00:42:01,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 00:42:01,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 00:42:01,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 00:42:01,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 00:42:01,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 00:42:01,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 00:42:01,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 00:42:01,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 00:42:01,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 00:42:01,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 00:42:01,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 00:42:01,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 00:42:01,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 00:42:01,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 00:42:01,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 00:42:01,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 00:42:01,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 00:42:01,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 00:42:01,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 00:42:01,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 00:42:01,526 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 00:42:01,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 00:42:01,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 00:42:01,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 00:42:01,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 00:42:01,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 00:42:01,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 00:42:01,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 00:42:01,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 00:42:01,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 00:42:01,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-31 00:42:01,554 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 00:42:01,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 00:42:01,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 00:42:01,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 00:42:01,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 00:42:01,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 00:42:01,557 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 00:42:01,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 00:42:01,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-31 00:42:01,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 00:42:01,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 00:42:01,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 00:42:01,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 00:42:01,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-31 00:42:01,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-31 00:42:01,560 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 00:42:01,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 00:42:01,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 00:42:01,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 00:42:01,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2021-10-31 00:42:01,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 00:42:01,776 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 00:42:01,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 00:42:01,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 00:42:01,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 00:42:01,780 INFO L432 ainManager$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 [2021-10-31 00:42:01,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c615541be/4c9629a0f8b74a3da4e294e2cab5a56a/FLAG3f0064e97 [2021-10-31 00:42:02,282 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 00:42:02,282 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 [2021-10-31 00:42:02,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c615541be/4c9629a0f8b74a3da4e294e2cab5a56a/FLAG3f0064e97 [2021-10-31 00:42:02,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c615541be/4c9629a0f8b74a3da4e294e2cab5a56a [2021-10-31 00:42:02,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 00:42:02,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 00:42:02,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 00:42:02,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 00:42:02,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 00:42:02,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 12:42:02" (1/1) ... [2021-10-31 00:42:02,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d449ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:02, skipping insertion in model container [2021-10-31 00:42:02,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 12:42:02" (1/1) ... [2021-10-31 00:42:02,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 00:42:02,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 00:42:03,044 WARN L228 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] [2021-10-31 00:42:03,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 00:42:03,059 INFO L203 MainTranslator]: Completed pre-run [2021-10-31 00:42:03,113 WARN L228 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] [2021-10-31 00:42:03,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 00:42:03,132 INFO L208 MainTranslator]: Completed translation [2021-10-31 00:42:03,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03 WrapperNode [2021-10-31 00:42:03,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 00:42:03,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-31 00:42:03,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-31 00:42:03,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-31 00:42:03,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-31 00:42:03,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-31 00:42:03,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-31 00:42:03,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-31 00:42:03,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-31 00:42:03,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-31 00:42:03,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-31 00:42:03,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-31 00:42:03,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (1/1) ... [2021-10-31 00:42:03,243 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 00:42:03,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-31 00:42:03,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-31 00:42:03,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-31 00:42:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-31 00:42:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-31 00:42:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-31 00:42:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-31 00:42:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-31 00:42:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-31 00:42:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-31 00:42:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-31 00:42:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-31 00:42:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-31 00:42:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-31 00:42:03,965 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-31 00:42:03,966 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2021-10-31 00:42:03,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:03 BoogieIcfgContainer [2021-10-31 00:42:03,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-31 00:42:03,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-31 00:42:03,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-31 00:42:03,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-31 00:42:03,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 12:42:02" (1/3) ... [2021-10-31 00:42:03,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19eebfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 12:42:03, skipping insertion in model container [2021-10-31 00:42:03,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:03" (2/3) ... [2021-10-31 00:42:03,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19eebfe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 12:42:03, skipping insertion in model container [2021-10-31 00:42:03,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:03" (3/3) ... [2021-10-31 00:42:03,975 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-31 00:42:03,979 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-31 00:42:03,979 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-31 00:42:04,017 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-31 00:42:04,022 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-31 00:42:04,023 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-31 00:42:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 111 states have (on average 1.3333333333333333) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-31 00:42:04,044 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 00:42:04,045 INFO L513 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] [2021-10-31 00:42:04,046 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-31 00:42:04,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 00:42:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1316234598, now seen corresponding path program 1 times [2021-10-31 00:42:04,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-31 00:42:04,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773832172] [2021-10-31 00:42:04,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 00:42:04,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-31 00:42:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-31 00:42:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-31 00:42:04,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-31 00:42:04,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773832172] [2021-10-31 00:42:04,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773832172] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-31 00:42:04,521 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-31 00:42:04,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-31 00:42:04,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584048014] [2021-10-31 00:42:04,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-31 00:42:04,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-31 00:42:04,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-31 00:42:04,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-31 00:42:04,540 INFO L87 Difference]: Start difference. First operand has 114 states, 111 states have (on average 1.3333333333333333) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:04,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-31 00:42:04,793 INFO L93 Difference]: Finished difference Result 435 states and 560 transitions. [2021-10-31 00:42:04,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-31 00:42:04,794 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-10-31 00:42:04,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-31 00:42:04,801 INFO L225 Difference]: With dead ends: 435 [2021-10-31 00:42:04,802 INFO L226 Difference]: Without dead ends: 297 [2021-10-31 00:42:04,804 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-31 00:42:04,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-31 00:42:04,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 114. [2021-10-31 00:42:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 112 states have (on average 1.25) internal successors, (140), 113 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:04,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2021-10-31 00:42:04,831 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 43 [2021-10-31 00:42:04,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-31 00:42:04,832 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2021-10-31 00:42:04,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2021-10-31 00:42:04,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-31 00:42:04,833 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 00:42:04,833 INFO L513 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] [2021-10-31 00:42:04,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-31 00:42:04,834 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-31 00:42:04,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 00:42:04,834 INFO L85 PathProgramCache]: Analyzing trace with hash -380977633, now seen corresponding path program 1 times [2021-10-31 00:42:04,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-31 00:42:04,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12925639] [2021-10-31 00:42:04,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 00:42:04,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-31 00:42:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 00:42:04,932 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-31 00:42:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 00:42:05,034 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-31 00:42:05,034 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-31 00:42:05,035 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 00:42:05,037 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 00:42:05,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-31 00:42:05,039 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-31 00:42:05,040 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-31 00:42:05,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 12:42:05 BoogieIcfgContainer [2021-10-31 00:42:05,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-31 00:42:05,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-31 00:42:05,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-31 00:42:05,152 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-31 00:42:05,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:03" (3/4) ... [2021-10-31 00:42:05,156 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-31 00:42:05,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-31 00:42:05,158 INFO L168 Benchmark]: Toolchain (without parser) took 2487.69 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 99.3 MB in the beginning and 65.1 MB in the end (delta: 34.2 MB). Peak memory consumption was 58.8 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,158 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 00:42:05,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.53 ms. Allocated memory is still 123.7 MB. Free memory was 99.3 MB in the beginning and 80.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.10 ms. Allocated memory is still 123.7 MB. Free memory was 80.6 MB in the beginning and 75.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,160 INFO L168 Benchmark]: Boogie Preprocessor took 44.60 ms. Allocated memory is still 123.7 MB. Free memory was 75.9 MB in the beginning and 71.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,161 INFO L168 Benchmark]: RCFGBuilder took 743.28 ms. Allocated memory is still 123.7 MB. Free memory was 71.7 MB in the beginning and 68.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,162 INFO L168 Benchmark]: TraceAbstraction took 1182.74 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 67.5 MB in the beginning and 66.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,163 INFO L168 Benchmark]: Witness Printer took 4.41 ms. Allocated memory is still 148.9 MB. Free memory was 66.2 MB in the beginning and 65.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:05,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 462.53 ms. Allocated memory is still 123.7 MB. Free memory was 99.3 MB in the beginning and 80.6 MB in the end (delta: 18.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.10 ms. Allocated memory is still 123.7 MB. Free memory was 80.6 MB in the beginning and 75.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.60 ms. Allocated memory is still 123.7 MB. Free memory was 75.9 MB in the beginning and 71.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 743.28 ms. Allocated memory is still 123.7 MB. Free memory was 71.7 MB in the beginning and 68.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1182.74 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 67.5 MB in the beginning and 66.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Witness Printer took 4.41 ms. Allocated memory is still 148.9 MB. Free memory was 66.2 MB in the beginning and 65.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L833] COND FALSE !(!cond) VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L842] return res; VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [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={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] [L1272] reach_error() VAL [__this_module={4294967302:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={38:0}] - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 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, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 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 [2021-10-31 00:42:05,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-9c1b596 [2021-10-31 00:42:06,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-31 00:42:06,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-31 00:42:07,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-31 00:42:07,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-31 00:42:07,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-31 00:42:07,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-31 00:42:07,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-31 00:42:07,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-31 00:42:07,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-31 00:42:07,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-31 00:42:07,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-31 00:42:07,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-31 00:42:07,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-31 00:42:07,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-31 00:42:07,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-31 00:42:07,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-31 00:42:07,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-31 00:42:07,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-31 00:42:07,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-31 00:42:07,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-31 00:42:07,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-31 00:42:07,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-31 00:42:07,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-31 00:42:07,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-31 00:42:07,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-31 00:42:07,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-31 00:42:07,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-31 00:42:07,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-31 00:42:07,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-31 00:42:07,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-31 00:42:07,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-31 00:42:07,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-31 00:42:07,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-31 00:42:07,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-31 00:42:07,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-31 00:42:07,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-31 00:42:07,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-31 00:42:07,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-31 00:42:07,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-31 00:42:07,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-31 00:42:07,080 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-31 00:42:07,106 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-31 00:42:07,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-31 00:42:07,108 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-31 00:42:07,108 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-31 00:42:07,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-31 00:42:07,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-31 00:42:07,109 INFO L138 SettingsManager]: * Use SBE=true [2021-10-31 00:42:07,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-31 00:42:07,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-31 00:42:07,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-31 00:42:07,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-31 00:42:07,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-31 00:42:07,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 00:42:07,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-31 00:42:07,112 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-31 00:42:07,113 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2021-10-31 00:42:07,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-31 00:42:07,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-31 00:42:07,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-31 00:42:07,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-31 00:42:07,388 INFO L275 PluginConnector]: CDTParser initialized [2021-10-31 00:42:07,389 INFO L432 ainManager$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 [2021-10-31 00:42:07,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2ecd9e6/cc3477583ebd4836a7eae93c2e7a0880/FLAGebf7515e1 [2021-10-31 00:42:07,880 INFO L306 CDTParser]: Found 1 translation units. [2021-10-31 00:42:07,880 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 [2021-10-31 00:42:07,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2ecd9e6/cc3477583ebd4836a7eae93c2e7a0880/FLAGebf7515e1 [2021-10-31 00:42:08,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc2ecd9e6/cc3477583ebd4836a7eae93c2e7a0880 [2021-10-31 00:42:08,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-31 00:42:08,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-31 00:42:08,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-31 00:42:08,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-31 00:42:08,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-31 00:42:08,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a313138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08, skipping insertion in model container [2021-10-31 00:42:08,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-31 00:42:08,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-31 00:42:08,618 WARN L228 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] [2021-10-31 00:42:08,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 00:42:08,646 INFO L203 MainTranslator]: Completed pre-run [2021-10-31 00:42:08,752 WARN L228 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] [2021-10-31 00:42:08,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-31 00:42:08,777 INFO L208 MainTranslator]: Completed translation [2021-10-31 00:42:08,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08 WrapperNode [2021-10-31 00:42:08,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-31 00:42:08,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-31 00:42:08,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-31 00:42:08,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-31 00:42:08,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-31 00:42:08,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-31 00:42:08,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-31 00:42:08,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-31 00:42:08,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-31 00:42:08,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-31 00:42:08,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-31 00:42:08,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-31 00:42:08,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (1/1) ... [2021-10-31 00:42:08,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-31 00:42:08,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-31 00:42:08,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-31 00:42:08,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-31 00:42:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-31 00:42:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-31 00:42:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-31 00:42:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-31 00:42:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-31 00:42:08,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-31 00:42:10,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-31 00:42:10,707 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2021-10-31 00:42:10,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:10 BoogieIcfgContainer [2021-10-31 00:42:10,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-31 00:42:10,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-31 00:42:10,711 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-31 00:42:10,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-31 00:42:10,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 12:42:08" (1/3) ... [2021-10-31 00:42:10,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4123e404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 12:42:10, skipping insertion in model container [2021-10-31 00:42:10,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 12:42:08" (2/3) ... [2021-10-31 00:42:10,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4123e404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 12:42:10, skipping insertion in model container [2021-10-31 00:42:10,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:10" (3/3) ... [2021-10-31 00:42:10,715 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-31 00:42:10,718 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-31 00:42:10,718 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-31 00:42:10,746 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-31 00:42:10,750 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-31 00:42:10,750 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-31 00:42:10,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 111 states have (on average 1.3333333333333333) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-31 00:42:10,767 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 00:42:10,767 INFO L513 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] [2021-10-31 00:42:10,767 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-31 00:42:10,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 00:42:10,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1316234598, now seen corresponding path program 1 times [2021-10-31 00:42:10,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-31 00:42:10,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1893402633] [2021-10-31 00:42:10,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 00:42:10,779 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-31 00:42:10,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-31 00:42:10,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-31 00:42:10,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-31 00:42:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-31 00:42:11,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-31 00:42:11,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-31 00:42:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-31 00:42:11,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-31 00:42:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-31 00:42:11,721 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-31 00:42:11,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1893402633] [2021-10-31 00:42:11,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1893402633] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-31 00:42:11,722 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-31 00:42:11,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-10-31 00:42:11,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348217015] [2021-10-31 00:42:11,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-31 00:42:11,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-31 00:42:11,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-31 00:42:11,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-31 00:42:11,736 INFO L87 Difference]: Start difference. First operand has 114 states, 111 states have (on average 1.3333333333333333) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:12,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-31 00:42:12,286 INFO L93 Difference]: Finished difference Result 494 states and 634 transitions. [2021-10-31 00:42:12,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-31 00:42:12,288 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-10-31 00:42:12,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-31 00:42:12,298 INFO L225 Difference]: With dead ends: 494 [2021-10-31 00:42:12,298 INFO L226 Difference]: Without dead ends: 346 [2021-10-31 00:42:12,300 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2021-10-31 00:42:12,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-10-31 00:42:12,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 114. [2021-10-31 00:42:12,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 112 states have (on average 1.25) internal successors, (140), 113 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2021-10-31 00:42:12,343 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 43 [2021-10-31 00:42:12,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-31 00:42:12,343 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2021-10-31 00:42:12,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-31 00:42:12,344 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2021-10-31 00:42:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-31 00:42:12,345 INFO L505 BasicCegarLoop]: Found error trace [2021-10-31 00:42:12,345 INFO L513 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] [2021-10-31 00:42:12,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-10-31 00:42:12,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-31 00:42:12,557 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-31 00:42:12,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-31 00:42:12,558 INFO L85 PathProgramCache]: Analyzing trace with hash -380977633, now seen corresponding path program 1 times [2021-10-31 00:42:12,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-31 00:42:12,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [777820330] [2021-10-31 00:42:12,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-31 00:42:12,559 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-31 00:42:12,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-10-31 00:42:12,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-31 00:42:12,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-31 00:42:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 00:42:14,292 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-31 00:42:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-31 00:42:16,056 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-31 00:42:16,056 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-31 00:42:16,058 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 00:42:16,059 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-31 00:42:16,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-31 00:42:16,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-10-31 00:42:16,286 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-10-31 00:42:16,287 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-31 00:42:16,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 12:42:16 BoogieIcfgContainer [2021-10-31 00:42:16,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-31 00:42:16,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-31 00:42:16,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-31 00:42:16,384 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-31 00:42:16,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 12:42:10" (3/4) ... [2021-10-31 00:42:16,386 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-31 00:42:16,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-31 00:42:16,388 INFO L168 Benchmark]: Toolchain (without parser) took 8157.76 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 53.1 MB in the beginning and 46.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,388 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 00:42:16,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.43 ms. Allocated memory is still 69.2 MB. Free memory was 52.9 MB in the beginning and 45.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.44 ms. Allocated memory is still 69.2 MB. Free memory was 45.7 MB in the beginning and 41.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,389 INFO L168 Benchmark]: Boogie Preprocessor took 76.06 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 36.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,390 INFO L168 Benchmark]: RCFGBuilder took 1774.87 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 36.8 MB in the beginning and 59.3 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,390 INFO L168 Benchmark]: TraceAbstraction took 5672.04 ms. Allocated memory is still 83.9 MB. Free memory was 58.8 MB in the beginning and 47.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2021-10-31 00:42:16,390 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 83.9 MB. Free memory was 47.4 MB in the beginning and 46.9 MB in the end (delta: 550.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-31 00:42:16,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 31.2 MB in the beginning and 31.2 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 545.43 ms. Allocated memory is still 69.2 MB. Free memory was 52.9 MB in the beginning and 45.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.44 ms. Allocated memory is still 69.2 MB. Free memory was 45.7 MB in the beginning and 41.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.06 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 36.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1774.87 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 36.8 MB in the beginning and 59.3 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5672.04 ms. Allocated memory is still 83.9 MB. Free memory was 58.8 MB in the beginning and 47.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. * Witness Printer took 2.97 ms. Allocated memory is still 83.9 MB. Free memory was 47.4 MB in the beginning and 46.9 MB in the end (delta: 550.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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. 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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L833] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L842] return res; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [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={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] [L1272] reach_error() VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={4610560118520545417:0}] - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 176 SDtfs, 1071 SDslu, 1527 SDs, 0 SdLazy, 93 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 232 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 134 SizeOfPredicates, 16 NumberOfNonLiveVariables, 361 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2021-10-31 00:42:16,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...