/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 03:59:35,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 03:59:35,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 03:59:35,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 03:59:35,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 03:59:35,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 03:59:35,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 03:59:35,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 03:59:35,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 03:59:35,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 03:59:35,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 03:59:35,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 03:59:35,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 03:59:35,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 03:59:35,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 03:59:35,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 03:59:35,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 03:59:35,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 03:59:35,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 03:59:35,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 03:59:35,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 03:59:35,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 03:59:35,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 03:59:35,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 03:59:35,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 03:59:35,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 03:59:35,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 03:59:35,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 03:59:35,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 03:59:35,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 03:59:35,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 03:59:35,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 03:59:35,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 03:59:35,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 03:59:35,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 03:59:35,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 03:59:35,393 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 03:59:35,419 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 03:59:35,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 03:59:35,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 03:59:35,420 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 03:59:35,420 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 03:59:35,421 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 03:59:35,421 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 03:59:35,421 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 03:59:35,421 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 03:59:35,421 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 03:59:35,422 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 03:59:35,423 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 03:59:35,423 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 03:59:35,423 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 03:59:35,424 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 03:59:35,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 03:59:35,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 03:59:35,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 03:59:35,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 03:59:35,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 03:59:35,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 03:59:35,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 03:59:35,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 03:59:35,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 03:59:35,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 03:59:35,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 03:59:35,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 03:59:35,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 03:59:35,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 03:59:35,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 03:59:35,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 03:59:35,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 03:59:35,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 03:59:35,429 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 03:59:35,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 03:59:35,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 03:59:35,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 03:59:35,430 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 03:59:35,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 03:59:35,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 03:59:35,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 03:59:35,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 03:59:35,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 03:59:35,737 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2019-11-24 03:59:35,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86dc8873/976d44bd4eb246828035d33af69575c9/FLAG4c5781e4e [2019-11-24 03:59:36,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 03:59:36,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2019-11-24 03:59:36,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86dc8873/976d44bd4eb246828035d33af69575c9/FLAG4c5781e4e [2019-11-24 03:59:36,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d86dc8873/976d44bd4eb246828035d33af69575c9 [2019-11-24 03:59:36,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 03:59:36,720 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 03:59:36,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 03:59:36,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 03:59:36,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 03:59:36,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:59:36" (1/1) ... [2019-11-24 03:59:36,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d48c65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:36, skipping insertion in model container [2019-11-24 03:59:36,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:59:36" (1/1) ... [2019-11-24 03:59:36,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 03:59:36,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 03:59:37,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:59:37,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 03:59:37,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:59:37,668 INFO L208 MainTranslator]: Completed translation [2019-11-24 03:59:37,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37 WrapperNode [2019-11-24 03:59:37,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 03:59:37,670 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 03:59:37,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 03:59:37,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 03:59:37,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 03:59:37,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 03:59:37,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 03:59:37,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 03:59:37,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... [2019-11-24 03:59:37,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 03:59:37,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 03:59:37,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 03:59:37,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 03:59:37,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 03:59:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 03:59:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 03:59:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 03:59:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 03:59:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 03:59:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 03:59:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 03:59:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 03:59:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 03:59:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 03:59:37,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 03:59:39,672 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 03:59:39,673 INFO L284 CfgBuilder]: Removed 122 assume(true) statements. [2019-11-24 03:59:39,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:59:39 BoogieIcfgContainer [2019-11-24 03:59:39,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 03:59:39,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 03:59:39,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 03:59:39,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 03:59:39,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 03:59:36" (1/3) ... [2019-11-24 03:59:39,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f700e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:59:39, skipping insertion in model container [2019-11-24 03:59:39,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:59:37" (2/3) ... [2019-11-24 03:59:39,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f700e63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:59:39, skipping insertion in model container [2019-11-24 03:59:39,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:59:39" (3/3) ... [2019-11-24 03:59:39,683 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2019-11-24 03:59:39,693 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 03:59:39,703 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-24 03:59:39,715 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-24 03:59:39,745 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 03:59:39,745 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 03:59:39,745 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 03:59:39,745 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 03:59:39,745 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 03:59:39,746 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 03:59:39,746 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 03:59:39,746 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 03:59:39,766 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2019-11-24 03:59:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-24 03:59:39,776 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:59:39,777 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:59:39,777 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:59:39,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:59:39,784 INFO L82 PathProgramCache]: Analyzing trace with hash -852108661, now seen corresponding path program 1 times [2019-11-24 03:59:39,793 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:59:39,794 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606068904] [2019-11-24 03:59:39,794 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:59:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:59:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:59:40,147 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606068904] [2019-11-24 03:59:40,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:59:40,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 03:59:40,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777243594] [2019-11-24 03:59:40,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 03:59:40,155 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:59:40,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 03:59:40,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:59:40,172 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 3 states. [2019-11-24 03:59:40,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:59:40,234 INFO L93 Difference]: Finished difference Result 136 states and 221 transitions. [2019-11-24 03:59:40,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 03:59:40,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-24 03:59:40,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:59:40,248 INFO L225 Difference]: With dead ends: 136 [2019-11-24 03:59:40,248 INFO L226 Difference]: Without dead ends: 68 [2019-11-24 03:59:40,252 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:59:40,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-11-24 03:59:40,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2019-11-24 03:59:40,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-11-24 03:59:40,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 106 transitions. [2019-11-24 03:59:40,297 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 106 transitions. Word has length 19 [2019-11-24 03:59:40,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:59:40,298 INFO L462 AbstractCegarLoop]: Abstraction has 68 states and 106 transitions. [2019-11-24 03:59:40,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 03:59:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2019-11-24 03:59:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-24 03:59:40,300 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:59:40,300 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 03:59:40,300 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:59:40,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:59:40,301 INFO L82 PathProgramCache]: Analyzing trace with hash -562458912, now seen corresponding path program 1 times [2019-11-24 03:59:40,301 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:59:40,302 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554647398] [2019-11-24 03:59:40,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:59:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:59:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 03:59:40,627 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554647398] [2019-11-24 03:59:40,627 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:59:40,627 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:59:40,628 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119199900] [2019-11-24 03:59:40,632 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:59:40,632 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:59:40,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:59:40,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:59:40,633 INFO L87 Difference]: Start difference. First operand 68 states and 106 transitions. Second operand 4 states. [2019-11-24 03:59:40,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:59:40,780 INFO L93 Difference]: Finished difference Result 241 states and 381 transitions. [2019-11-24 03:59:40,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:59:40,781 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 30 [2019-11-24 03:59:40,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:59:40,785 INFO L225 Difference]: With dead ends: 241 [2019-11-24 03:59:40,785 INFO L226 Difference]: Without dead ends: 174 [2019-11-24 03:59:40,788 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:59:40,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2019-11-24 03:59:40,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 70. [2019-11-24 03:59:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2019-11-24 03:59:40,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 108 transitions. [2019-11-24 03:59:40,812 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 108 transitions. Word has length 30 [2019-11-24 03:59:40,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:59:40,812 INFO L462 AbstractCegarLoop]: Abstraction has 70 states and 108 transitions. [2019-11-24 03:59:40,813 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:59:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2019-11-24 03:59:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-24 03:59:40,814 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:59:40,814 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 03:59:40,814 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:59:40,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:59:40,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1699804031, now seen corresponding path program 1 times [2019-11-24 03:59:40,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:59:40,816 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703869198] [2019-11-24 03:59:40,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:59:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:59:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 03:59:41,025 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703869198] [2019-11-24 03:59:41,025 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:59:41,025 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:59:41,026 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997297423] [2019-11-24 03:59:41,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:59:41,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:59:41,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:59:41,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:59:41,028 INFO L87 Difference]: Start difference. First operand 70 states and 108 transitions. Second operand 4 states. [2019-11-24 03:59:41,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:59:41,083 INFO L93 Difference]: Finished difference Result 174 states and 272 transitions. [2019-11-24 03:59:41,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:59:41,089 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2019-11-24 03:59:41,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:59:41,091 INFO L225 Difference]: With dead ends: 174 [2019-11-24 03:59:41,091 INFO L226 Difference]: Without dead ends: 105 [2019-11-24 03:59:41,094 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:59:41,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-24 03:59:41,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 71. [2019-11-24 03:59:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-24 03:59:41,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 109 transitions. [2019-11-24 03:59:41,107 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 109 transitions. Word has length 31 [2019-11-24 03:59:41,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:59:41,108 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 109 transitions. [2019-11-24 03:59:41,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:59:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2019-11-24 03:59:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-24 03:59:41,110 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:59:41,110 INFO L410 BasicCegarLoop]: trace histogram [2, 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] [2019-11-24 03:59:41,110 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:59:41,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:59:41,111 INFO L82 PathProgramCache]: Analyzing trace with hash -320469523, now seen corresponding path program 1 times [2019-11-24 03:59:41,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:59:41,111 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924139837] [2019-11-24 03:59:41,112 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:59:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 03:59:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 03:59:41,741 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-24 03:59:41,742 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-24 03:59:41,800 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,801 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,802 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,802 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,803 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,803 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,803 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,804 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,806 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,807 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,807 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,808 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,808 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,808 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,809 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,810 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,811 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,812 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,813 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,813 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,814 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,814 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,818 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,818 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,819 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-24 03:59:41,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 03:59:41 BoogieIcfgContainer [2019-11-24 03:59:41,921 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 03:59:41,926 INFO L168 Benchmark]: Toolchain (without parser) took 5203.50 ms. Allocated memory was 144.7 MB in the beginning and 249.6 MB in the end (delta: 104.9 MB). Free memory was 100.9 MB in the beginning and 154.4 MB in the end (delta: -53.6 MB). Peak memory consumption was 128.3 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,928 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 948.20 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.4 MB in the beginning and 156.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.20 ms. Allocated memory is still 201.9 MB. Free memory was 156.1 MB in the beginning and 150.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,933 INFO L168 Benchmark]: Boogie Preprocessor took 81.74 ms. Allocated memory is still 201.9 MB. Free memory was 150.6 MB in the beginning and 146.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,939 INFO L168 Benchmark]: RCFGBuilder took 1791.31 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 146.4 MB in the beginning and 90.2 MB in the end (delta: 56.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,941 INFO L168 Benchmark]: TraceAbstraction took 2246.06 ms. Allocated memory was 234.4 MB in the beginning and 249.6 MB in the end (delta: 15.2 MB). Free memory was 90.2 MB in the beginning and 154.4 MB in the end (delta: -64.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-11-24 03:59:41,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 948.20 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.4 MB in the beginning and 156.1 MB in the end (delta: -55.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 131.20 ms. Allocated memory is still 201.9 MB. Free memory was 156.1 MB in the beginning and 150.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.74 ms. Allocated memory is still 201.9 MB. Free memory was 150.6 MB in the beginning and 146.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1791.31 ms. Allocated memory was 201.9 MB in the beginning and 234.4 MB in the end (delta: 32.5 MB). Free memory was 146.4 MB in the beginning and 90.2 MB in the end (delta: 56.2 MB). Peak memory consumption was 88.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2246.06 ms. Allocated memory was 234.4 MB in the beginning and 249.6 MB in the end (delta: 15.2 MB). Free memory was 90.2 MB in the beginning and 154.4 MB in the end (delta: -64.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 844]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1154. Possible FailurePath: [L867] int ldv_state_variable_1 ; [L869] int LDV_IN_INTERRUPT = 1; [L870] int ref_cnt ; [L871] int ldv_state_variable_0 ; [L1172] int ldv_retval_0 ; [L1173] int ldv_retval_1 ; [L1350] int ldv_count_1 = 0; [L1351] int ldv_count_2 = 0; [L1359] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L868] struct platform_device *s3c_hwmon_driver_group0 ; [L1154-L1156] 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}; [L1187] int tmp ; [L1188] int tmp___0 ; [L1189] int tmp___1 ; [L1192] ldv_state_variable_1 = 0 [L1193] ref_cnt = 0 [L1194] ldv_state_variable_0 = 1 VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1196] tmp = __VERIFIER_nondet_int() [L1198] case 0: [L1228] case 1: VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1229] COND TRUE ldv_state_variable_0 != 0 [L1230] tmp___1 = __VERIFIER_nondet_int() [L1232] case 0: [L1240] case 1: VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1241] COND TRUE ldv_state_variable_0 == 1 [L1159] int tmp ; [L1425] return __VERIFIER_nondet_int(); [L1161] tmp = platform_driver_register(& s3c_hwmon_driver) [L1162] return (tmp); [L1242] ldv_retval_1 = s3c_hwmon_init() [L1243] COND TRUE ldv_retval_1 == 0 [L1244] ldv_state_variable_0 = 3 [L1245] ldv_state_variable_1 = 1 [L1178] void *tmp ; [L809] void *p ; [L810] void *tmp ; [L811] int tmp___0 ; [L813] tmp___0 = __VERIFIER_nondet_int() [L814] COND TRUE tmp___0 != 0 [L815] return (0); VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1180] tmp = ldv_zalloc(624U) [L1181] s3c_hwmon_driver_group0 = (struct platform_device *)tmp VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1249] COND FALSE !(ldv_retval_1 != 0) VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1196] tmp = __VERIFIER_nondet_int() [L1198] case 0: VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1199] COND TRUE ldv_state_variable_1 != 0 [L1200] tmp___0 = __VERIFIER_nondet_int() [L1202] case 0: VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1203] COND TRUE ldv_state_variable_1 == 1 [L1024] struct s3c_hwmon_pdata *pdata ; [L1025] struct s3c_hwmon *hwmon ; [L1026] int ret ; [L1027] int i ; [L1028] void *tmp ; [L1029] struct lock_class_key __key ; [L1030] long tmp___0 ; [L1031] long tmp___1 ; [L1032] long tmp___2 ; [L1033] long tmp___3 ; [L1034] struct s3c_hwmon_chcfg *cfg ; [L1036] EXPR dev->dev.platform_data [L1036] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1037] ret = 0 VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1038] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1308] void *tmp ; [L809] void *p ; [L810] void *tmp ; [L811] int tmp___0 ; [L813] tmp___0 = __VERIFIER_nondet_int() [L814] COND FALSE !(tmp___0 != 0) [L817] tmp = calloc(1U, size) [L818] p = tmp [L820] return (p); VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1310] tmp = ldv_zalloc(size) [L1311] return (tmp); [L1043] tmp = ldv_kzalloc_9(800U, 208U) [L1044] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1045] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L792] void *p ; [L793] void *tmp ; [L794] int tmp___0 ; [L796] tmp___0 = __VERIFIER_nondet_int() [L797] COND TRUE tmp___0 != 0 [L798] return (0); [L1435] return ldv_malloc(0UL); [L1052] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1053] EXPR hwmon->client [L1284] long tmp ; [L1317] return ((unsigned long )ptr > 2012UL); [L1286] tmp = ldv_is_err(ptr) [L1287] return (tmp); [L1053] tmp___1 = IS_ERR((void const *)hwmon->client) [L1054] COND FALSE !(tmp___1 != 0L) [L919] return (0); [L1061] ret = s3c_hwmon_add_raw(& dev->dev) [L1062] COND FALSE !(ret != 0) [L792] void *p ; [L793] void *tmp ; [L794] int tmp___0 ; [L796] tmp___0 = __VERIFIER_nondet_int() [L797] COND TRUE tmp___0 != 0 [L798] return (0); [L1408] return ldv_malloc(sizeof(struct device)); [L1066] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1067] EXPR hwmon->hwmon_dev [L1284] long tmp ; [L1317] return ((unsigned long )ptr > 2012UL); [L1286] tmp = ldv_is_err(ptr) [L1287] return (tmp); [L1067] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1068] COND FALSE !(tmp___3 != 0L) [L1075] i = 0 VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1114] COND TRUE (unsigned int )i <= 7U [L1078] EXPR pdata->in[i] [L1078] cfg = pdata->in[i] [L1079] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1083] EXPR cfg->mult [L1083] COND TRUE cfg->mult > 65535U [L1088] EXPR cfg->div VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1088] COND FALSE !(cfg->div == 0U) [L1093] pdata->in[i] [L981] struct sensor_device_attribute *attr ; [L982] int ret ; [L985] attr = & attrs->in [L986] attr->index = channel [L987] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L988] attr->dev_attr.attr.mode = 292U [L989] attr->dev_attr.show = & s3c_hwmon_ch_show [L1292] int tmp ; [L1362] int tmp ; VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1364] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1365] ldv_count_2 = ldv_count_2 + 1 [L1366] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L1367] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] [L844] __VERIFIER_error() VAL [__this_module={8589934594:8589934597}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={35:0}, s3c_hwmon_driver_group0={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 60 locations, 2 error locations. Result: UNSAFE, OverallTime: 2.1s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 353 SDtfs, 208 SDslu, 442 SDs, 0 SdLazy, 47 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=3, 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, 3 MinimizatonAttempts, 138 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 2761 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...