java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --traceabstraction.dump.automata.to.the.following.directory dump --rcfgbuilder.size.of.a.code.block SingleStatement --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5b1954-m [2018-10-10 14:54:34,754 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 14:54:34,756 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 14:54:34,768 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 14:54:34,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 14:54:34,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 14:54:34,771 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 14:54:34,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 14:54:34,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 14:54:34,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 14:54:34,777 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 14:54:34,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 14:54:34,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 14:54:34,779 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 14:54:34,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 14:54:34,782 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 14:54:34,782 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 14:54:34,784 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 14:54:34,787 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 14:54:34,788 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 14:54:34,789 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 14:54:34,791 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 14:54:34,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 14:54:34,794 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 14:54:34,794 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 14:54:34,795 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 14:54:34,796 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 14:54:34,797 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 14:54:34,798 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 14:54:34,799 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 14:54:34,799 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 14:54:34,800 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 14:54:34,800 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 14:54:34,800 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 14:54:34,802 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 14:54:34,802 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 14:54:34,803 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-10-10 14:54:34,826 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 14:54:34,827 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 14:54:34,828 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-10 14:54:34,828 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-10 14:54:34,828 INFO L133 SettingsManager]: * Use SBE=true [2018-10-10 14:54:34,829 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-10 14:54:34,829 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-10 14:54:34,829 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-10 14:54:34,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-10 14:54:34,829 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-10 14:54:34,829 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-10 14:54:34,830 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-10 14:54:34,830 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-10 14:54:34,830 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-10 14:54:34,830 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-10 14:54:34,830 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-10 14:54:34,831 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 14:54:34,831 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-10 14:54:34,831 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-10 14:54:34,831 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-10 14:54:34,832 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-10 14:54:34,832 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 14:54:34,832 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-10 14:54:34,832 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-10 14:54:34,832 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-10 14:54:34,833 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Dump automata to the following directory -> dump Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-10-10 14:54:34,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 14:54:34,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 14:54:34,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 14:54:34,905 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-10 14:54:34,906 INFO L276 PluginConnector]: CDTParser initialized [2018-10-10 14:54:34,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i [2018-10-10 14:54:35,220 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca92dcad7/23c4dd2964484111a712a147b9812091/FLAG3bb49d35c [2018-10-10 14:54:35,574 INFO L289 CDTParser]: Found 1 translation units. [2018-10-10 14:54:35,575 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i [2018-10-10 14:54:35,590 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca92dcad7/23c4dd2964484111a712a147b9812091/FLAG3bb49d35c [2018-10-10 14:54:35,606 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca92dcad7/23c4dd2964484111a712a147b9812091 [2018-10-10 14:54:35,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 14:54:35,619 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-10 14:54:35,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-10 14:54:35,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-10 14:54:35,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-10 14:54:35,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:54:35" (1/1) ... [2018-10-10 14:54:35,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506abb74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:35, skipping insertion in model container [2018-10-10 14:54:35,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.10 02:54:35" (1/1) ... [2018-10-10 14:54:35,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-10 14:54:35,689 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-10 14:54:35,983 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:54:35,999 INFO L189 MainTranslator]: Completed pre-run [2018-10-10 14:54:36,049 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-10 14:54:36,132 INFO L193 MainTranslator]: Completed translation [2018-10-10 14:54:36,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36 WrapperNode [2018-10-10 14:54:36,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-10 14:54:36,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-10 14:54:36,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-10 14:54:36,134 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-10 14:54:36,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-10 14:54:36,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 14:54:36,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 14:54:36,207 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 14:54:36,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (1/1) ... [2018-10-10 14:54:36,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 14:54:36,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 14:54:36,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 14:54:36,273 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 14:54:36,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (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 [2018-10-10 14:54:36,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 14:54:36,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 14:54:37,574 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 14:54:37,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:54:37 BoogieIcfgContainer [2018-10-10 14:54:37,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 14:54:37,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 14:54:37,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 14:54:37,580 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 14:54:37,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.10 02:54:35" (1/3) ... [2018-10-10 14:54:37,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4ff70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:54:37, skipping insertion in model container [2018-10-10 14:54:37,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.10 02:54:36" (2/3) ... [2018-10-10 14:54:37,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a4ff70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 02:54:37, skipping insertion in model container [2018-10-10 14:54:37,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 02:54:37" (3/3) ... [2018-10-10 14:54:37,584 INFO L112 eAbstractionObserver]: Analyzing ICFG list_flag_true-unreach-call_false-valid-memtrack.i [2018-10-10 14:54:37,594 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-10 14:54:37,603 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-10-10 14:54:37,620 INFO L257 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2018-10-10 14:54:37,649 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 14:54:37,650 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 14:54:37,650 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 14:54:37,650 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-10 14:54:37,650 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 14:54:37,651 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 14:54:37,651 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 14:54:37,651 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 14:54:37,651 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 14:54:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2018-10-10 14:54:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-10 14:54:37,685 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:37,686 INFO L375 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] [2018-10-10 14:54:37,689 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:37,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:37,696 INFO L82 PathProgramCache]: Analyzing trace with hash -2069974306, now seen corresponding path program 1 times [2018-10-10 14:54:37,698 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:37,699 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:37,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:37,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:37,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:37,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:37,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-10 14:54:37,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-10 14:54:37,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-10 14:54:37,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-10 14:54:37,867 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 2 states. [2018-10-10 14:54:37,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:37,902 INFO L93 Difference]: Finished difference Result 206 states and 210 transitions. [2018-10-10 14:54:37,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-10 14:54:37,906 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2018-10-10 14:54:37,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:37,925 INFO L225 Difference]: With dead ends: 206 [2018-10-10 14:54:37,926 INFO L226 Difference]: Without dead ends: 189 [2018-10-10 14:54:37,928 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-10 14:54:37,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2018-10-10 14:54:37,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2018-10-10 14:54:37,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-10-10 14:54:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 193 transitions. [2018-10-10 14:54:37,977 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 193 transitions. Word has length 34 [2018-10-10 14:54:37,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:37,978 INFO L481 AbstractCegarLoop]: Abstraction has 189 states and 193 transitions. [2018-10-10 14:54:37,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-10 14:54:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2018-10-10 14:54:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-10 14:54:37,979 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:37,979 INFO L375 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] [2018-10-10 14:54:37,980 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:37,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:37,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1959424173, now seen corresponding path program 1 times [2018-10-10 14:54:37,981 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:37,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:37,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:37,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:37,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:38,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:38,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 14:54:38,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-10 14:54:38,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-10 14:54:38,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-10 14:54:38,291 INFO L87 Difference]: Start difference. First operand 189 states and 193 transitions. Second operand 7 states. [2018-10-10 14:54:39,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:39,694 INFO L93 Difference]: Finished difference Result 385 states and 394 transitions. [2018-10-10 14:54:39,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-10 14:54:39,695 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2018-10-10 14:54:39,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:39,700 INFO L225 Difference]: With dead ends: 385 [2018-10-10 14:54:39,700 INFO L226 Difference]: Without dead ends: 385 [2018-10-10 14:54:39,702 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-10-10 14:54:39,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2018-10-10 14:54:39,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 207. [2018-10-10 14:54:39,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-10-10 14:54:39,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 213 transitions. [2018-10-10 14:54:39,722 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 213 transitions. Word has length 37 [2018-10-10 14:54:39,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:39,723 INFO L481 AbstractCegarLoop]: Abstraction has 207 states and 213 transitions. [2018-10-10 14:54:39,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-10 14:54:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 213 transitions. [2018-10-10 14:54:39,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-10 14:54:39,724 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:39,725 INFO L375 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] [2018-10-10 14:54:39,725 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:39,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:39,726 INFO L82 PathProgramCache]: Analyzing trace with hash -612607043, now seen corresponding path program 1 times [2018-10-10 14:54:39,726 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:39,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:39,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:39,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:39,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:39,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:39,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-10 14:54:39,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 14:54:39,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 14:54:39,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-10 14:54:39,915 INFO L87 Difference]: Start difference. First operand 207 states and 213 transitions. Second operand 9 states. [2018-10-10 14:54:40,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:40,784 INFO L93 Difference]: Finished difference Result 382 states and 391 transitions. [2018-10-10 14:54:40,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-10 14:54:40,786 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2018-10-10 14:54:40,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:40,792 INFO L225 Difference]: With dead ends: 382 [2018-10-10 14:54:40,792 INFO L226 Difference]: Without dead ends: 382 [2018-10-10 14:54:40,793 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2018-10-10 14:54:40,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-10-10 14:54:40,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 210. [2018-10-10 14:54:40,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2018-10-10 14:54:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 216 transitions. [2018-10-10 14:54:40,818 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 216 transitions. Word has length 38 [2018-10-10 14:54:40,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:40,819 INFO L481 AbstractCegarLoop]: Abstraction has 210 states and 216 transitions. [2018-10-10 14:54:40,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 14:54:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 216 transitions. [2018-10-10 14:54:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-10 14:54:40,823 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:40,824 INFO L375 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, 1, 1, 1] [2018-10-10 14:54:40,826 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:40,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:40,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1621433448, now seen corresponding path program 1 times [2018-10-10 14:54:40,827 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:40,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:40,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:40,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:40,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:40,999 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:40,999 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 14:54:41,000 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-10 14:54:41,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-10 14:54:41,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-10 14:54:41,001 INFO L87 Difference]: Start difference. First operand 210 states and 216 transitions. Second operand 7 states. [2018-10-10 14:54:42,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:42,050 INFO L93 Difference]: Finished difference Result 503 states and 515 transitions. [2018-10-10 14:54:42,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-10 14:54:42,050 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2018-10-10 14:54:42,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:42,053 INFO L225 Difference]: With dead ends: 503 [2018-10-10 14:54:42,054 INFO L226 Difference]: Without dead ends: 503 [2018-10-10 14:54:42,054 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-10-10 14:54:42,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2018-10-10 14:54:42,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 246. [2018-10-10 14:54:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-10-10 14:54:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 257 transitions. [2018-10-10 14:54:42,067 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 257 transitions. Word has length 49 [2018-10-10 14:54:42,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:42,068 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 257 transitions. [2018-10-10 14:54:42,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-10 14:54:42,068 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 257 transitions. [2018-10-10 14:54:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-10 14:54:42,070 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:42,070 INFO L375 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, 1, 1, 1, 1] [2018-10-10 14:54:42,071 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:42,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:42,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1275170425, now seen corresponding path program 1 times [2018-10-10 14:54:42,072 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:42,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:42,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:42,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:42,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:42,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:42,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:42,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-10 14:54:42,267 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 14:54:42,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 14:54:42,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-10 14:54:42,268 INFO L87 Difference]: Start difference. First operand 246 states and 257 transitions. Second operand 9 states. [2018-10-10 14:54:42,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:42,897 INFO L93 Difference]: Finished difference Result 384 states and 393 transitions. [2018-10-10 14:54:42,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-10 14:54:42,898 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 50 [2018-10-10 14:54:42,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:42,901 INFO L225 Difference]: With dead ends: 384 [2018-10-10 14:54:42,901 INFO L226 Difference]: Without dead ends: 384 [2018-10-10 14:54:42,902 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2018-10-10 14:54:42,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2018-10-10 14:54:42,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 247. [2018-10-10 14:54:42,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-10-10 14:54:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 256 transitions. [2018-10-10 14:54:42,911 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 256 transitions. Word has length 50 [2018-10-10 14:54:42,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:42,911 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 256 transitions. [2018-10-10 14:54:42,911 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 14:54:42,912 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 256 transitions. [2018-10-10 14:54:42,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-10 14:54:42,914 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:42,914 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 14:54:42,915 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:42,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:42,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1756624500, now seen corresponding path program 1 times [2018-10-10 14:54:42,916 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:42,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:42,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:42,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:42,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:43,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:43,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-10 14:54:43,024 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-10 14:54:43,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-10 14:54:43,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-10 14:54:43,025 INFO L87 Difference]: Start difference. First operand 247 states and 256 transitions. Second operand 7 states. [2018-10-10 14:54:43,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:43,904 INFO L93 Difference]: Finished difference Result 498 states and 510 transitions. [2018-10-10 14:54:43,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-10 14:54:43,904 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-10-10 14:54:43,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:43,907 INFO L225 Difference]: With dead ends: 498 [2018-10-10 14:54:43,908 INFO L226 Difference]: Without dead ends: 498 [2018-10-10 14:54:43,908 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2018-10-10 14:54:43,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2018-10-10 14:54:43,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 255. [2018-10-10 14:54:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-10-10 14:54:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 264 transitions. [2018-10-10 14:54:43,917 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 264 transitions. Word has length 61 [2018-10-10 14:54:43,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:43,918 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 264 transitions. [2018-10-10 14:54:43,918 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-10 14:54:43,918 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 264 transitions. [2018-10-10 14:54:43,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-10 14:54:43,920 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:43,920 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 14:54:43,921 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:43,921 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:43,921 INFO L82 PathProgramCache]: Analyzing trace with hash -1379215090, now seen corresponding path program 1 times [2018-10-10 14:54:43,922 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:43,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:43,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:43,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:43,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:44,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:44,199 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-10 14:54:44,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 14:54:44,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 14:54:44,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-10-10 14:54:44,200 INFO L87 Difference]: Start difference. First operand 255 states and 264 transitions. Second operand 9 states. [2018-10-10 14:54:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:45,032 INFO L93 Difference]: Finished difference Result 526 states and 536 transitions. [2018-10-10 14:54:45,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-10 14:54:45,033 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-10-10 14:54:45,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:45,036 INFO L225 Difference]: With dead ends: 526 [2018-10-10 14:54:45,036 INFO L226 Difference]: Without dead ends: 526 [2018-10-10 14:54:45,037 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2018-10-10 14:54:45,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2018-10-10 14:54:45,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 251. [2018-10-10 14:54:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251 states. [2018-10-10 14:54:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 259 transitions. [2018-10-10 14:54:45,045 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 259 transitions. Word has length 62 [2018-10-10 14:54:45,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:45,046 INFO L481 AbstractCegarLoop]: Abstraction has 251 states and 259 transitions. [2018-10-10 14:54:45,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 14:54:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 259 transitions. [2018-10-10 14:54:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-10 14:54:45,047 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:45,048 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 14:54:45,048 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:45,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:45,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1119684782, now seen corresponding path program 1 times [2018-10-10 14:54:45,049 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:45,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:45,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:45,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:45,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:45,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:45,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-10 14:54:45,196 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 14:54:45,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 14:54:45,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-10-10 14:54:45,197 INFO L87 Difference]: Start difference. First operand 251 states and 259 transitions. Second operand 9 states. [2018-10-10 14:54:45,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:45,826 INFO L93 Difference]: Finished difference Result 456 states and 465 transitions. [2018-10-10 14:54:45,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-10 14:54:45,830 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-10-10 14:54:45,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:45,833 INFO L225 Difference]: With dead ends: 456 [2018-10-10 14:54:45,833 INFO L226 Difference]: Without dead ends: 456 [2018-10-10 14:54:45,834 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2018-10-10 14:54:45,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2018-10-10 14:54:45,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 247. [2018-10-10 14:54:45,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-10-10 14:54:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 254 transitions. [2018-10-10 14:54:45,840 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 254 transitions. Word has length 62 [2018-10-10 14:54:45,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:45,841 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 254 transitions. [2018-10-10 14:54:45,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 14:54:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 254 transitions. [2018-10-10 14:54:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-10 14:54:45,842 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:45,842 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 14:54:45,843 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:45,843 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:45,844 INFO L82 PathProgramCache]: Analyzing trace with hash -443146000, now seen corresponding path program 1 times [2018-10-10 14:54:45,844 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:45,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:45,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:45,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:45,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:46,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:46,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-10-10 14:54:46,597 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 14:54:46,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 14:54:46,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-10 14:54:46,598 INFO L87 Difference]: Start difference. First operand 247 states and 254 transitions. Second operand 9 states. [2018-10-10 14:54:47,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:47,384 INFO L93 Difference]: Finished difference Result 305 states and 311 transitions. [2018-10-10 14:54:47,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-10 14:54:47,385 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2018-10-10 14:54:47,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:47,387 INFO L225 Difference]: With dead ends: 305 [2018-10-10 14:54:47,387 INFO L226 Difference]: Without dead ends: 305 [2018-10-10 14:54:47,387 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2018-10-10 14:54:47,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2018-10-10 14:54:47,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 275. [2018-10-10 14:54:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-10-10 14:54:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 282 transitions. [2018-10-10 14:54:47,393 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 282 transitions. Word has length 62 [2018-10-10 14:54:47,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:47,393 INFO L481 AbstractCegarLoop]: Abstraction has 275 states and 282 transitions. [2018-10-10 14:54:47,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 14:54:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 282 transitions. [2018-10-10 14:54:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-10 14:54:47,395 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:47,395 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-10 14:54:47,395 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:47,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:47,396 INFO L82 PathProgramCache]: Analyzing trace with hash -852623965, now seen corresponding path program 1 times [2018-10-10 14:54:47,396 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:47,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:47,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:47,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:47,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 14:54:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 14:54:47,836 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 14:54:47,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-10 14:54:47,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-10 14:54:47,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-10 14:54:47,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-10-10 14:54:47,837 INFO L87 Difference]: Start difference. First operand 275 states and 282 transitions. Second operand 13 states. [2018-10-10 14:54:49,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 14:54:49,016 INFO L93 Difference]: Finished difference Result 430 states and 440 transitions. [2018-10-10 14:54:49,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-10 14:54:49,016 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 63 [2018-10-10 14:54:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 14:54:49,019 INFO L225 Difference]: With dead ends: 430 [2018-10-10 14:54:49,019 INFO L226 Difference]: Without dead ends: 430 [2018-10-10 14:54:49,020 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2018-10-10 14:54:49,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-10-10 14:54:49,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 276. [2018-10-10 14:54:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-10-10 14:54:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 283 transitions. [2018-10-10 14:54:49,026 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 283 transitions. Word has length 63 [2018-10-10 14:54:49,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 14:54:49,027 INFO L481 AbstractCegarLoop]: Abstraction has 276 states and 283 transitions. [2018-10-10 14:54:49,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-10 14:54:49,027 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 283 transitions. [2018-10-10 14:54:49,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-10 14:54:49,028 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 14:54:49,028 INFO L375 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, 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] [2018-10-10 14:54:49,029 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_DEREFERENCE]=== [2018-10-10 14:54:49,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 14:54:49,029 INFO L82 PathProgramCache]: Analyzing trace with hash 859382163, now seen corresponding path program 1 times [2018-10-10 14:54:49,029 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-10 14:54:49,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-10 14:54:49,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:49,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-10 14:54:49,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-10 14:54:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-10 14:54:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-10 14:54:49,080 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-10 14:54:49,098 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,100 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,100 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,100 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,100 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,101 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,101 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,101 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,102 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,102 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,102 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,102 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,103 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,103 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,103 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,103 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,104 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,104 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,104 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,105 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,105 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,105 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,106 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,106 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,106 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,107 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,107 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,107 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,107 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,108 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,108 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,108 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,109 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,109 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,109 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,110 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,110 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,110 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,111 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,111 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,111 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,112 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,112 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,112 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,113 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,113 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,113 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,114 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,114 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,114 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,115 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,115 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,115 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,116 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,116 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,116 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,116 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,117 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,118 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,118 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,118 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,119 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,119 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,119 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,120 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,121 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,121 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,121 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,121 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,122 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,122 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,122 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,123 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,123 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,123 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,127 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,127 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,127 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,128 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,128 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,128 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,129 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,129 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,129 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,130 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,132 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,132 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,133 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,133 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,133 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,133 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,134 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,134 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,134 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,135 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,135 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,135 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,135 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-10 14:54:49,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 02:54:49 BoogieIcfgContainer [2018-10-10 14:54:49,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 14:54:49,164 INFO L168 Benchmark]: Toolchain (without parser) took 13545.96 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 854.6 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -574.3 MB). Peak memory consumption was 280.3 MB. Max. memory is 7.1 GB. [2018-10-10 14:54:49,168 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 14:54:49,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.57 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-10 14:54:49,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 14:54:49,170 INFO L168 Benchmark]: Boogie Preprocessor took 66.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-10 14:54:49,170 INFO L168 Benchmark]: RCFGBuilder took 1302.73 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.6 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -740.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2018-10-10 14:54:49,171 INFO L168 Benchmark]: TraceAbstraction took 11586.69 ms. Allocated memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: 140.0 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 144.8 MB). Peak memory consumption was 284.8 MB. Max. memory is 7.1 GB. [2018-10-10 14:54:49,176 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 513.57 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 71.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1302.73 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.6 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -740.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11586.69 ms. Allocated memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: 140.0 MB). Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 144.8 MB). Peak memory consumption was 284.8 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.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 626]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 626. Possible FailurePath: [L627] int flag = __VERIFIER_nondet_int(); [L628] List p, a, t; [L629] EXPR, FCALL malloc(sizeof(struct node)) [L629] a = (List) malloc(sizeof(struct node)) [L630] COND FALSE !(a == 0) [L631] p = a [L632] COND FALSE !(__VERIFIER_nondet_int()) [L643] CALL p->h = 3 [L643] RET p->h = 3 [L644] p = a [L645] COND FALSE !(\read(flag)) [L649] CALL, EXPR p->h [L649] RET, EXPR p->h [L649] COND FALSE !(p->h == 2) [L651] CALL, EXPR p->h [L651] RET, EXPR p->h [L651] COND FALSE !(p->h != 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 208 locations, 21 error locations. UNSAFE Result, 11.5s OverallTime, 11 OverallIterations, 1 TraceHistogramMax, 8.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1832 SDtfs, 10731 SDslu, 7367 SDs, 0 SdLazy, 3595 SolverSat, 175 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=276occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 1655 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 589 NumberOfCodeBlocks, 589 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 508 ConstructedInterpolants, 0 QuantifiedInterpolants, 120772 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...