/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/concurrent/pthreads/forkFork.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 17:40:44,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 17:40:44,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 17:40:44,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 17:40:44,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 17:40:44,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 17:40:44,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 17:40:44,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 17:40:44,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 17:40:44,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 17:40:44,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 17:40:44,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 17:40:44,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 17:40:44,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 17:40:44,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 17:40:44,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 17:40:44,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 17:40:44,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 17:40:44,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 17:40:44,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 17:40:44,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 17:40:44,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 17:40:44,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 17:40:44,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 17:40:44,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-09 17:40:44,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-09 17:40:44,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-09 17:40:44,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-09 17:40:44,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-09 17:40:44,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-09 17:40:44,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 17:40:44,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 17:40:44,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 17:40:44,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 17:40:44,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 17:40:44,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 17:40:44,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 17:40:44,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 17:40:44,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 17:40:44,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 17:40:44,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 17:40:44,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-11-09 17:40:44,740 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 17:40:44,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 17:40:44,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 17:40:44,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 17:40:44,742 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 17:40:44,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 17:40:44,743 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 17:40:44,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 17:40:44,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 17:40:44,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 17:40:44,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 17:40:44,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 17:40:44,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 17:40:44,745 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 17:40:44,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 17:40:44,746 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 17:40:44,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 17:40:44,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 17:40:44,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 17:40:44,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 17:40:44,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 17:40:44,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 17:40:44,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 17:40:44,748 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 17:40:44,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 17:40:44,749 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 17:40:45,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 17:40:45,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 17:40:45,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 17:40:45,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 17:40:45,195 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 17:40:45,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkFork.c [2020-11-09 17:40:45,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57636b3ef/e82f2b959a9444ca8e21976e8953c55e/FLAGb32ace818 [2020-11-09 17:40:45,837 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 17:40:45,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkFork.c [2020-11-09 17:40:45,838 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-09 17:40:45,838 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-09 17:40:45,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57636b3ef/e82f2b959a9444ca8e21976e8953c55e/FLAGb32ace818 [2020-11-09 17:40:46,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57636b3ef/e82f2b959a9444ca8e21976e8953c55e [2020-11-09 17:40:46,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 17:40:46,249 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 17:40:46,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 17:40:46,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 17:40:46,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 17:40:46,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364f1b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46, skipping insertion in model container [2020-11-09 17:40:46,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 17:40:46,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 17:40:46,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 17:40:46,560 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 17:40:46,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 17:40:46,607 INFO L208 MainTranslator]: Completed translation [2020-11-09 17:40:46,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46 WrapperNode [2020-11-09 17:40:46,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 17:40:46,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 17:40:46,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 17:40:46,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 17:40:46,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 17:40:46,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 17:40:46,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 17:40:46,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 17:40:46,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... [2020-11-09 17:40:46,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 17:40:46,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 17:40:46,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 17:40:46,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 17:40:46,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 17:40:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-09 17:40:46,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 17:40:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2020-11-09 17:40:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2020-11-09 17:40:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-11-09 17:40:46,751 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-11-09 17:40:46,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 17:40:46,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 17:40:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 17:40:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-09 17:40:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-09 17:40:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 17:40:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 17:40:46,754 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 17:40:47,189 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 17:40:47,189 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-09 17:40:47,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:40:47 BoogieIcfgContainer [2020-11-09 17:40:47,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 17:40:47,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 17:40:47,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 17:40:47,198 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 17:40:47,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:40:46" (1/3) ... [2020-11-09 17:40:47,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137056c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:40:47, skipping insertion in model container [2020-11-09 17:40:47,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:40:46" (2/3) ... [2020-11-09 17:40:47,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137056c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:40:47, skipping insertion in model container [2020-11-09 17:40:47,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:40:47" (3/3) ... [2020-11-09 17:40:47,202 INFO L111 eAbstractionObserver]: Analyzing ICFG forkFork.c [2020-11-09 17:40:47,219 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 17:40:47,219 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 17:40:47,223 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 17:40:47,224 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 17:40:47,260 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,261 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,261 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,261 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,262 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,262 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,262 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,262 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,262 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,263 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,263 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,263 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,263 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,263 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,264 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,264 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,264 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,264 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,264 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,265 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,265 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,265 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,265 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,265 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,266 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,266 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,266 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,266 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,267 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,267 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,267 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,267 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,267 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,268 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,268 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,268 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,268 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,268 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,269 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,269 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,269 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,269 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,270 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,270 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,270 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,270 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,271 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,271 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,271 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,271 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,271 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,272 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,272 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,272 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,273 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,273 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,273 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,273 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,274 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,274 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,274 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,274 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,274 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,275 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,275 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,275 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,275 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,276 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,276 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,276 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,276 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,276 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,277 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,277 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,277 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,277 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,278 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,278 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,278 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,278 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,279 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,279 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,280 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,280 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,280 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,280 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,281 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,281 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,281 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,281 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,282 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,282 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,282 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,283 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,283 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,284 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,284 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,284 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,284 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,285 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,285 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,285 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,285 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,285 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,286 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,286 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,286 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,286 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,286 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,287 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,287 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,287 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,287 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,288 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,288 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,288 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,288 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,288 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,289 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,289 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,289 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,289 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,289 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,290 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,290 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,290 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,290 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,291 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,291 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,291 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,291 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,291 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,292 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,292 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,292 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,292 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,295 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,296 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,297 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,297 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,297 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,297 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,298 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,298 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,301 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,319 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,319 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,320 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,320 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,320 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,320 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,320 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,321 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,322 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,322 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,329 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,338 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,338 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,338 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,339 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,339 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,339 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,339 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,339 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,340 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 17:40:47,364 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2020-11-09 17:40:47,383 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-09 17:40:47,407 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 17:40:47,408 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 17:40:47,408 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 17:40:47,408 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 17:40:47,408 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 17:40:47,408 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 17:40:47,408 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 17:40:47,409 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 17:40:47,423 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 17:40:47,424 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 83 transitions, 194 flow [2020-11-09 17:40:47,428 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 83 transitions, 194 flow [2020-11-09 17:40:47,430 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 89 places, 83 transitions, 194 flow [2020-11-09 17:40:47,484 INFO L129 PetriNetUnfolder]: 2/89 cut-off events. [2020-11-09 17:40:47,484 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2020-11-09 17:40:47,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 89 events. 2/89 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/84 useless extension candidates. Maximal degree in co-relation 98. Up to 5 conditions per place. [2020-11-09 17:40:47,490 INFO L116 LiptonReduction]: Number of co-enabled transitions 334 [2020-11-09 17:40:49,877 WARN L194 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-11-09 17:40:50,065 WARN L194 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-11-09 17:40:50,297 INFO L131 LiptonReduction]: Checked pairs total: 1210 [2020-11-09 17:40:50,297 INFO L133 LiptonReduction]: Total number of compositions: 61 [2020-11-09 17:40:50,304 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 30 places, 26 transitions, 80 flow [2020-11-09 17:40:50,315 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 56 states. [2020-11-09 17:40:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2020-11-09 17:40:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-09 17:40:50,323 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:50,323 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:50,324 INFO L429 AbstractCegarLoop]: === Iteration 1 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:50,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:50,330 INFO L82 PathProgramCache]: Analyzing trace with hash -149989621, now seen corresponding path program 1 times [2020-11-09 17:40:50,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:50,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610437558] [2020-11-09 17:40:50,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:50,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610437558] [2020-11-09 17:40:50,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:50,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-09 17:40:50,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1327830918] [2020-11-09 17:40:50,704 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:50,708 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:50,723 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-11-09 17:40:50,724 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:50,728 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:50,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-09 17:40:50,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:50,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-09 17:40:50,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-11-09 17:40:50,747 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 8 states. [2020-11-09 17:40:51,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:51,032 INFO L93 Difference]: Finished difference Result 50 states and 83 transitions. [2020-11-09 17:40:51,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-09 17:40:51,034 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 7 [2020-11-09 17:40:51,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:51,043 INFO L225 Difference]: With dead ends: 50 [2020-11-09 17:40:51,043 INFO L226 Difference]: Without dead ends: 47 [2020-11-09 17:40:51,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-11-09 17:40:51,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-11-09 17:40:51,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-11-09 17:40:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-11-09 17:40:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 79 transitions. [2020-11-09 17:40:51,082 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 79 transitions. Word has length 7 [2020-11-09 17:40:51,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:51,082 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 79 transitions. [2020-11-09 17:40:51,083 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-09 17:40:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2020-11-09 17:40:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-09 17:40:51,085 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:51,085 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:51,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 17:40:51,085 INFO L429 AbstractCegarLoop]: === Iteration 2 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:51,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:51,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1255807394, now seen corresponding path program 1 times [2020-11-09 17:40:51,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:51,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233834526] [2020-11-09 17:40:51,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:51,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233834526] [2020-11-09 17:40:51,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:51,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-09 17:40:51,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1998868509] [2020-11-09 17:40:51,293 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:51,296 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:51,303 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 18 transitions. [2020-11-09 17:40:51,303 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:51,354 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:51,367 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:51,370 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:51,375 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:51,375 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-09 17:40:51,376 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:31 [2020-11-09 17:40:51,383 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:51,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-09 17:40:51,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:51,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-09 17:40:51,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-11-09 17:40:51,386 INFO L87 Difference]: Start difference. First operand 47 states and 79 transitions. Second operand 10 states. [2020-11-09 17:40:51,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:51,771 INFO L93 Difference]: Finished difference Result 57 states and 91 transitions. [2020-11-09 17:40:51,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-09 17:40:51,771 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2020-11-09 17:40:51,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:51,772 INFO L225 Difference]: With dead ends: 57 [2020-11-09 17:40:51,773 INFO L226 Difference]: Without dead ends: 57 [2020-11-09 17:40:51,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-11-09 17:40:51,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-11-09 17:40:51,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 51. [2020-11-09 17:40:51,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-11-09 17:40:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 85 transitions. [2020-11-09 17:40:51,791 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 85 transitions. Word has length 12 [2020-11-09 17:40:51,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:51,791 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 85 transitions. [2020-11-09 17:40:51,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-09 17:40:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2020-11-09 17:40:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-09 17:40:51,792 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:51,792 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:51,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 17:40:51,794 INFO L429 AbstractCegarLoop]: === Iteration 3 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:51,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:51,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1573748830, now seen corresponding path program 2 times [2020-11-09 17:40:51,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:51,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826587815] [2020-11-09 17:40:51,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:51,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826587815] [2020-11-09 17:40:51,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:51,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-09 17:40:51,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [880923524] [2020-11-09 17:40:51,947 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:51,949 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:51,953 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 18 transitions. [2020-11-09 17:40:51,953 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:52,032 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:52,046 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:52,051 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:52,054 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:52,054 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-11-09 17:40:52,055 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:48, output treesize:15 [2020-11-09 17:40:52,057 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [552#(not (= barThread1of1ForFork0_thidvar0 (select (select |#memory_int| |ULTIMATE.start_main_~#thread_id~0.base|) |ULTIMATE.start_main_~#thread_id~0.offset|)))] [2020-11-09 17:40:52,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-09 17:40:52,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:52,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-09 17:40:52,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-11-09 17:40:52,061 INFO L87 Difference]: Start difference. First operand 51 states and 85 transitions. Second operand 8 states. [2020-11-09 17:40:52,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:52,322 INFO L93 Difference]: Finished difference Result 50 states and 79 transitions. [2020-11-09 17:40:52,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-09 17:40:52,323 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2020-11-09 17:40:52,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:52,325 INFO L225 Difference]: With dead ends: 50 [2020-11-09 17:40:52,325 INFO L226 Difference]: Without dead ends: 50 [2020-11-09 17:40:52,326 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-11-09 17:40:52,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-11-09 17:40:52,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 41. [2020-11-09 17:40:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-11-09 17:40:52,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 68 transitions. [2020-11-09 17:40:52,333 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 68 transitions. Word has length 12 [2020-11-09 17:40:52,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:52,333 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 68 transitions. [2020-11-09 17:40:52,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-09 17:40:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2020-11-09 17:40:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:52,334 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:52,335 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:52,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 17:40:52,335 INFO L429 AbstractCegarLoop]: === Iteration 4 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:52,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:52,336 INFO L82 PathProgramCache]: Analyzing trace with hash 67837309, now seen corresponding path program 1 times [2020-11-09 17:40:52,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:52,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832282622] [2020-11-09 17:40:52,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:52,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832282622] [2020-11-09 17:40:52,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:52,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-11-09 17:40:52,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1638976188] [2020-11-09 17:40:52,741 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:52,745 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:52,751 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2020-11-09 17:40:52,752 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:52,752 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:52,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 17:40:52,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:52,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 17:40:52,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2020-11-09 17:40:52,754 INFO L87 Difference]: Start difference. First operand 41 states and 68 transitions. Second operand 15 states. [2020-11-09 17:40:53,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:53,342 INFO L93 Difference]: Finished difference Result 47 states and 74 transitions. [2020-11-09 17:40:53,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 17:40:53,343 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 17:40:53,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:53,344 INFO L225 Difference]: With dead ends: 47 [2020-11-09 17:40:53,344 INFO L226 Difference]: Without dead ends: 39 [2020-11-09 17:40:53,347 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=528, Unknown=0, NotChecked=0, Total=650 [2020-11-09 17:40:53,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2020-11-09 17:40:53,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2020-11-09 17:40:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-09 17:40:53,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 64 transitions. [2020-11-09 17:40:53,372 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 64 transitions. Word has length 17 [2020-11-09 17:40:53,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:53,373 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 64 transitions. [2020-11-09 17:40:53,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 17:40:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2020-11-09 17:40:53,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:53,375 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:53,375 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:53,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 17:40:53,375 INFO L429 AbstractCegarLoop]: === Iteration 5 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:53,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:53,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1960936835, now seen corresponding path program 2 times [2020-11-09 17:40:53,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:53,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349637648] [2020-11-09 17:40:53,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:53,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349637648] [2020-11-09 17:40:53,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:53,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 17:40:53,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1995299463] [2020-11-09 17:40:53,655 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:53,659 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:53,668 INFO L252 McrAutomatonBuilder]: Finished intersection with 26 states and 33 transitions. [2020-11-09 17:40:53,669 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:53,672 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 17:40:53,689 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:53,695 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-09 17:40:53,700 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:53,702 INFO L547 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2020-11-09 17:40:53,702 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:46, output treesize:20 [2020-11-09 17:40:53,706 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:53,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 17:40:53,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:53,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 17:40:53,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2020-11-09 17:40:53,707 INFO L87 Difference]: Start difference. First operand 39 states and 64 transitions. Second operand 14 states. [2020-11-09 17:40:54,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:54,265 INFO L93 Difference]: Finished difference Result 47 states and 73 transitions. [2020-11-09 17:40:54,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 17:40:54,266 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 17:40:54,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:54,267 INFO L225 Difference]: With dead ends: 47 [2020-11-09 17:40:54,267 INFO L226 Difference]: Without dead ends: 38 [2020-11-09 17:40:54,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2020-11-09 17:40:54,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-11-09 17:40:54,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-11-09 17:40:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-11-09 17:40:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 62 transitions. [2020-11-09 17:40:54,276 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 62 transitions. Word has length 17 [2020-11-09 17:40:54,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:54,276 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 62 transitions. [2020-11-09 17:40:54,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 17:40:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2020-11-09 17:40:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:54,282 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:54,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:54,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 17:40:54,283 INFO L429 AbstractCegarLoop]: === Iteration 6 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:54,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:54,283 INFO L82 PathProgramCache]: Analyzing trace with hash -430501265, now seen corresponding path program 3 times [2020-11-09 17:40:54,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:54,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156816353] [2020-11-09 17:40:54,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:54,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156816353] [2020-11-09 17:40:54,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:54,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 17:40:54,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [243516069] [2020-11-09 17:40:54,575 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:54,578 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:54,585 INFO L252 McrAutomatonBuilder]: Finished intersection with 24 states and 29 transitions. [2020-11-09 17:40:54,586 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:54,636 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:54,639 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:54,641 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:54,677 INFO L625 ElimStorePlain]: treesize reduction 34, result has 63.4 percent of original size [2020-11-09 17:40:54,680 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:54,683 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:54,694 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:54,695 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-11-09 17:40:54,695 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 2 variables, input treesize:141, output treesize:27 [2020-11-09 17:40:54,700 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1032#(and (not (= |ULTIMATE.start_main_~#ret_val~0.base| |barThread1of1ForFork0_#res.base|)) (not (= |fooThread1of1ForFork1_~#ret~0.base| |barThread1of1ForFork0_#res.base|)) (= (select (select |#memory_int| |barThread1of1ForFork0_#res.base|) |barThread1of1ForFork0_#res.offset|) 10))] [2020-11-09 17:40:54,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 17:40:54,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:54,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 17:40:54,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2020-11-09 17:40:54,702 INFO L87 Difference]: Start difference. First operand 38 states and 62 transitions. Second operand 15 states. [2020-11-09 17:40:55,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:55,377 INFO L93 Difference]: Finished difference Result 52 states and 82 transitions. [2020-11-09 17:40:55,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 17:40:55,378 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 17:40:55,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:55,378 INFO L225 Difference]: With dead ends: 52 [2020-11-09 17:40:55,378 INFO L226 Difference]: Without dead ends: 35 [2020-11-09 17:40:55,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=148, Invalid=554, Unknown=0, NotChecked=0, Total=702 [2020-11-09 17:40:55,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-11-09 17:40:55,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-11-09 17:40:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-11-09 17:40:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 54 transitions. [2020-11-09 17:40:55,383 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 54 transitions. Word has length 17 [2020-11-09 17:40:55,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:55,383 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 54 transitions. [2020-11-09 17:40:55,383 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 17:40:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2020-11-09 17:40:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:55,384 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:55,384 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:55,384 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 17:40:55,385 INFO L429 AbstractCegarLoop]: === Iteration 7 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:55,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:55,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1664064943, now seen corresponding path program 4 times [2020-11-09 17:40:55,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:55,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480220767] [2020-11-09 17:40:55,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:55,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480220767] [2020-11-09 17:40:55,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:55,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 17:40:55,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [922301136] [2020-11-09 17:40:55,608 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:55,611 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:55,617 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 27 transitions. [2020-11-09 17:40:55,617 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:55,656 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:55,662 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:55,677 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:55,682 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:55,685 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-11-09 17:40:55,688 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-09 17:40:55,689 INFO L547 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-11-09 17:40:55,689 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:75, output treesize:9 [2020-11-09 17:40:55,690 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [1193#(and (not (= fooThread1of1ForFork1_~param~0.base |fooThread1of1ForFork1_~#ret~0.base|)) (not (= fooThread1of1ForFork1_~param~0.base |ULTIMATE.start_main_~#ret_val~0.base|)))] [2020-11-09 17:40:55,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-09 17:40:55,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:55,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-09 17:40:55,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2020-11-09 17:40:55,693 INFO L87 Difference]: Start difference. First operand 35 states and 54 transitions. Second operand 15 states. [2020-11-09 17:40:56,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:56,283 INFO L93 Difference]: Finished difference Result 57 states and 88 transitions. [2020-11-09 17:40:56,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-09 17:40:56,283 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 17 [2020-11-09 17:40:56,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:56,284 INFO L225 Difference]: With dead ends: 57 [2020-11-09 17:40:56,284 INFO L226 Difference]: Without dead ends: 31 [2020-11-09 17:40:56,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2020-11-09 17:40:56,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-09 17:40:56,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-09 17:40:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-09 17:40:56,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 46 transitions. [2020-11-09 17:40:56,289 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 46 transitions. Word has length 17 [2020-11-09 17:40:56,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:56,290 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 46 transitions. [2020-11-09 17:40:56,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-09 17:40:56,290 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2020-11-09 17:40:56,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:56,291 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:56,291 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:56,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-09 17:40:56,291 INFO L429 AbstractCegarLoop]: === Iteration 8 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:56,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:56,292 INFO L82 PathProgramCache]: Analyzing trace with hash -211343889, now seen corresponding path program 5 times [2020-11-09 17:40:56,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:56,301 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000615921] [2020-11-09 17:40:56,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:56,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:56,566 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000615921] [2020-11-09 17:40:56,566 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:56,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 17:40:56,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1953064808] [2020-11-09 17:40:56,567 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:56,570 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:56,574 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 19 transitions. [2020-11-09 17:40:56,575 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:56,576 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:56,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 17:40:56,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:56,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 17:40:56,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2020-11-09 17:40:56,578 INFO L87 Difference]: Start difference. First operand 31 states and 46 transitions. Second operand 14 states. [2020-11-09 17:40:57,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:57,085 INFO L93 Difference]: Finished difference Result 55 states and 83 transitions. [2020-11-09 17:40:57,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 17:40:57,085 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 17:40:57,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:57,086 INFO L225 Difference]: With dead ends: 55 [2020-11-09 17:40:57,086 INFO L226 Difference]: Without dead ends: 30 [2020-11-09 17:40:57,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2020-11-09 17:40:57,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-11-09 17:40:57,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2020-11-09 17:40:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2020-11-09 17:40:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 44 transitions. [2020-11-09 17:40:57,092 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 44 transitions. Word has length 17 [2020-11-09 17:40:57,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:57,094 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 44 transitions. [2020-11-09 17:40:57,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 17:40:57,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2020-11-09 17:40:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 17:40:57,095 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 17:40:57,095 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 17:40:57,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-09 17:40:57,095 INFO L429 AbstractCegarLoop]: === Iteration 9 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-09 17:40:57,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 17:40:57,096 INFO L82 PathProgramCache]: Analyzing trace with hash 57402539, now seen corresponding path program 6 times [2020-11-09 17:40:57,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 17:40:57,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128916672] [2020-11-09 17:40:57,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 17:40:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 17:40:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 17:40:57,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128916672] [2020-11-09 17:40:57,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 17:40:57,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-11-09 17:40:57,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2005127862] [2020-11-09 17:40:57,349 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 17:40:57,352 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 17:40:57,357 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 21 transitions. [2020-11-09 17:40:57,357 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 17:40:57,390 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 17:40:57,422 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 17:40:57,422 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-09 17:40:57,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 17:40:57,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-09 17:40:57,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2020-11-09 17:40:57,424 INFO L87 Difference]: Start difference. First operand 30 states and 44 transitions. Second operand 14 states. [2020-11-09 17:40:57,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 17:40:57,869 INFO L93 Difference]: Finished difference Result 29 states and 43 transitions. [2020-11-09 17:40:57,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-09 17:40:57,869 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 17 [2020-11-09 17:40:57,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 17:40:57,870 INFO L225 Difference]: With dead ends: 29 [2020-11-09 17:40:57,870 INFO L226 Difference]: Without dead ends: 0 [2020-11-09 17:40:57,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2020-11-09 17:40:57,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-09 17:40:57,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-09 17:40:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-09 17:40:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-09 17:40:57,871 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2020-11-09 17:40:57,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 17:40:57,871 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-09 17:40:57,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-09 17:40:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-09 17:40:57,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-09 17:40:57,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-09 17:40:57,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:40:57 BasicIcfg [2020-11-09 17:40:57,875 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 17:40:57,877 INFO L168 Benchmark]: Toolchain (without parser) took 11633.63 ms. Allocated memory was 160.4 MB in the beginning and 278.9 MB in the end (delta: 118.5 MB). Free memory was 132.6 MB in the beginning and 182.4 MB in the end (delta: -49.8 MB). Peak memory consumption was 70.3 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,877 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 160.4 MB. Free memory is still 131.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 17:40:57,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.23 ms. Allocated memory is still 160.4 MB. Free memory was 131.9 MB in the beginning and 123.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.46 ms. Allocated memory is still 160.4 MB. Free memory was 123.0 MB in the beginning and 121.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,879 INFO L168 Benchmark]: Boogie Preprocessor took 26.21 ms. Allocated memory is still 160.4 MB. Free memory was 121.5 MB in the beginning and 120.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,880 INFO L168 Benchmark]: RCFGBuilder took 504.76 ms. Allocated memory is still 160.4 MB. Free memory was 120.4 MB in the beginning and 138.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,881 INFO L168 Benchmark]: TraceAbstraction took 10681.42 ms. Allocated memory was 160.4 MB in the beginning and 278.9 MB in the end (delta: 118.5 MB). Free memory was 137.6 MB in the beginning and 182.4 MB in the end (delta: -44.8 MB). Peak memory consumption was 74.3 MB. Max. memory is 8.0 GB. [2020-11-09 17:40:57,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 160.4 MB. Free memory is still 131.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 357.23 ms. Allocated memory is still 160.4 MB. Free memory was 131.9 MB in the beginning and 123.0 MB in the end (delta: 8.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.46 ms. Allocated memory is still 160.4 MB. Free memory was 123.0 MB in the beginning and 121.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.21 ms. Allocated memory is still 160.4 MB. Free memory was 121.5 MB in the beginning and 120.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 504.76 ms. Allocated memory is still 160.4 MB. Free memory was 120.4 MB in the beginning and 138.2 MB in the end (delta: -17.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 10681.42 ms. Allocated memory was 160.4 MB in the beginning and 278.9 MB in the end (delta: 118.5 MB). Free memory was 137.6 MB in the beginning and 182.4 MB in the end (delta: -44.8 MB). Peak memory consumption was 74.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 169 VarBasedMoverChecksPositive, 14 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 20 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.8s, 89 PlacesBefore, 30 PlacesAfterwards, 83 TransitionsBefore, 26 TransitionsAfterwards, 334 CoEnabledTransitionPairs, 5 FixpointIterations, 18 TrivialSequentialCompositions, 43 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 61 TotalNumberOfCompositions, 1210 MoverChecksTotal - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 45]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.4s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.9s, HoareTripleCheckerStatistics: 82 SDtfs, 413 SDslu, 188 SDs, 0 SdLazy, 1945 SolverSat, 217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 15 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 21771 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...