/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-WP.epf -i ../../../trunk/examples/svcomp/pthread/stack_longer-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 14:52:07,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 14:52:07,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 14:52:07,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 14:52:07,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 14:52:07,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 14:52:07,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 14:52:07,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 14:52:07,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 14:52:07,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 14:52:07,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 14:52:07,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 14:52:07,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 14:52:07,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 14:52:07,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 14:52:07,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 14:52:07,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 14:52:07,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 14:52:07,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 14:52:08,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 14:52:08,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 14:52:08,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 14:52:08,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 14:52:08,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 14:52:08,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 14:52:08,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 14:52:08,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 14:52:08,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 14:52:08,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 14:52:08,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 14:52:08,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 14:52:08,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 14:52:08,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 14:52:08,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 14:52:08,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 14:52:08,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 14:52:08,039 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-WP.epf [2020-11-09 14:52:08,104 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 14:52:08,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 14:52:08,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 14:52:08,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 14:52:08,111 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 14:52:08,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 14:52:08,112 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 14:52:08,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 14:52:08,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 14:52:08,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 14:52:08,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 14:52:08,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 14:52:08,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 14:52:08,115 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 14:52:08,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 14:52:08,115 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 14:52:08,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 14:52:08,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 14:52:08,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 14:52:08,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 14:52:08,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 14:52:08,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 14:52:08,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 14:52:08,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 14:52:08,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 14:52:08,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 14:52:08,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 14:52:08,118 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 14:52:08,118 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 14:52:08,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 14:52:08,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 14:52:08,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 14:52:08,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 14:52:08,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 14:52:08,575 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 14:52:08,576 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 14:52:08,577 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack_longer-1.i [2020-11-09 14:52:08,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2018a38f1/af6b8a684da24a11aae68b596fad3b34/FLAGbde325bf8 [2020-11-09 14:52:09,593 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 14:52:09,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack_longer-1.i [2020-11-09 14:52:09,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2018a38f1/af6b8a684da24a11aae68b596fad3b34/FLAGbde325bf8 [2020-11-09 14:52:09,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2018a38f1/af6b8a684da24a11aae68b596fad3b34 [2020-11-09 14:52:09,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 14:52:09,815 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 14:52:09,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 14:52:09,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 14:52:09,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 14:52:09,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:52:09" (1/1) ... [2020-11-09 14:52:09,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2da73b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:09, skipping insertion in model container [2020-11-09 14:52:09,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:52:09" (1/1) ... [2020-11-09 14:52:09,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 14:52:09,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 14:52:10,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 14:52:10,730 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 14:52:10,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 14:52:11,079 INFO L208 MainTranslator]: Completed translation [2020-11-09 14:52:11,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11 WrapperNode [2020-11-09 14:52:11,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 14:52:11,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 14:52:11,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 14:52:11,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 14:52:11,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 14:52:11,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 14:52:11,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 14:52:11,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 14:52:11,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (1/1) ... [2020-11-09 14:52:11,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 14:52:11,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 14:52:11,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 14:52:11,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 14:52:11,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (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 14:52:11,319 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-09 14:52:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-09 14:52:11,320 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-09 14:52:11,320 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-09 14:52:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 14:52:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 14:52:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-09 14:52:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 14:52:11,321 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-09 14:52:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 14:52:11,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 14:52:11,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 14:52:11,324 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 14:52:11,944 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 14:52:11,944 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-11-09 14:52:11,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:52:11 BoogieIcfgContainer [2020-11-09 14:52:11,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 14:52:11,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 14:52:11,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 14:52:11,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 14:52:11,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 02:52:09" (1/3) ... [2020-11-09 14:52:11,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca0989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:52:11, skipping insertion in model container [2020-11-09 14:52:11,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:52:11" (2/3) ... [2020-11-09 14:52:11,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca0989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:52:11, skipping insertion in model container [2020-11-09 14:52:11,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:52:11" (3/3) ... [2020-11-09 14:52:11,959 INFO L111 eAbstractionObserver]: Analyzing ICFG stack_longer-1.i [2020-11-09 14:52:11,977 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 14:52:11,977 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 14:52:11,982 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 14:52:11,983 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 14:52:12,034 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,035 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,035 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,036 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,036 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,037 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,038 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,038 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,038 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,038 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,039 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,039 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,040 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,041 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,042 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,042 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,042 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,043 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,043 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,044 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,044 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,045 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,045 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,046 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,047 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,047 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,048 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,049 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,049 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,050 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,050 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,051 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,051 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,052 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,052 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,053 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,053 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,054 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,055 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,056 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,057 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,058 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,058 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,058 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,058 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,059 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,059 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,059 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,059 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,060 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,060 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,060 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,060 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,060 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,061 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,061 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,062 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,063 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,064 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,065 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,065 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,066 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,067 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,067 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,068 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,069 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,070 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,070 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,071 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,071 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,071 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,071 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,072 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,072 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,072 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,072 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,072 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,073 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,073 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,073 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,073 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,096 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,096 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,097 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,097 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,097 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,097 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,098 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,098 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,098 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,098 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,099 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,100 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,100 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,100 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,101 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,101 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,102 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,103 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,103 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,104 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,105 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,106 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,107 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,108 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,109 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,110 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,111 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,112 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,113 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,114 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,114 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,114 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,114 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,114 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,115 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,116 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,116 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,117 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,117 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,118 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,119 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,120 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,122 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,122 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,123 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,123 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,124 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#t~ret38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,125 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_inc_top_#t~post33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_push_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,126 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,136 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,136 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dec_top_#t~post34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,137 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~ret42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,138 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_get_top_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_pop_#in~stack.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,139 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,140 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_pop_~stack.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 14:52:12,152 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-11-09 14:52:12,166 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-09 14:52:12,192 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 14:52:12,192 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 14:52:12,192 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 14:52:12,192 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 14:52:12,193 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 14:52:12,193 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 14:52:12,193 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 14:52:12,193 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 14:52:12,211 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 14:52:12,211 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 159 transitions, 340 flow [2020-11-09 14:52:12,215 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 159 transitions, 340 flow [2020-11-09 14:52:12,217 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 159 transitions, 340 flow [2020-11-09 14:52:12,302 INFO L129 PetriNetUnfolder]: 13/159 cut-off events. [2020-11-09 14:52:12,302 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-11-09 14:52:12,314 INFO L84 FinitePrefix]: Finished finitePrefix Result has 170 conditions, 159 events. 13/159 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 432 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 123. Up to 3 conditions per place. [2020-11-09 14:52:12,323 INFO L116 LiptonReduction]: Number of co-enabled transitions 7732 [2020-11-09 14:52:12,833 WARN L194 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-11-09 14:52:16,081 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-11-09 14:52:16,285 WARN L194 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-11-09 14:52:18,078 WARN L194 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-11-09 14:52:18,319 WARN L194 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-11-09 14:52:18,731 WARN L194 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-11-09 14:52:18,896 WARN L194 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-11-09 14:52:19,581 WARN L194 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-09 14:52:19,824 WARN L194 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-09 14:52:20,012 WARN L194 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-09 14:52:20,194 WARN L194 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-09 14:52:21,173 WARN L194 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2020-11-09 14:52:21,620 WARN L194 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-11-09 14:52:22,650 WARN L194 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2020-11-09 14:52:23,090 WARN L194 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-11-09 14:52:23,583 WARN L194 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-11-09 14:52:24,114 WARN L194 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-11-09 14:52:24,593 WARN L194 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-11-09 14:52:25,063 WARN L194 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-11-09 14:52:25,075 INFO L131 LiptonReduction]: Checked pairs total: 14016 [2020-11-09 14:52:25,075 INFO L133 LiptonReduction]: Total number of compositions: 148 [2020-11-09 14:52:25,083 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 41 places, 41 transitions, 104 flow [2020-11-09 14:52:25,112 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 360 states. [2020-11-09 14:52:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states. [2020-11-09 14:52:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-09 14:52:25,120 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:25,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-11-09 14:52:25,121 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:25,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:25,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1856041454, now seen corresponding path program 1 times [2020-11-09 14:52:25,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:25,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108325834] [2020-11-09 14:52:25,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:25,448 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 14:52:25,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108325834] [2020-11-09 14:52:25,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:25,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-09 14:52:25,451 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [451510180] [2020-11-09 14:52:25,452 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:25,455 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:25,469 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2020-11-09 14:52:25,469 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:25,474 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:25,475 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 14:52:25,475 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:25,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 14:52:25,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:25,494 INFO L87 Difference]: Start difference. First operand 360 states. Second operand 3 states. [2020-11-09 14:52:25,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:25,581 INFO L93 Difference]: Finished difference Result 577 states and 1453 transitions. [2020-11-09 14:52:25,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 14:52:25,584 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-11-09 14:52:25,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:25,617 INFO L225 Difference]: With dead ends: 577 [2020-11-09 14:52:25,618 INFO L226 Difference]: Without dead ends: 555 [2020-11-09 14:52:25,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:25,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2020-11-09 14:52:25,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 515. [2020-11-09 14:52:25,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2020-11-09 14:52:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1354 transitions. [2020-11-09 14:52:25,738 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1354 transitions. Word has length 6 [2020-11-09 14:52:25,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:25,738 INFO L481 AbstractCegarLoop]: Abstraction has 515 states and 1354 transitions. [2020-11-09 14:52:25,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 14:52:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1354 transitions. [2020-11-09 14:52:25,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-09 14:52:25,740 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:25,740 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:25,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 14:52:25,741 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:25,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:25,742 INFO L82 PathProgramCache]: Analyzing trace with hash 384275424, now seen corresponding path program 1 times [2020-11-09 14:52:25,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:25,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23059658] [2020-11-09 14:52:25,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:25,876 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 14:52:25,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23059658] [2020-11-09 14:52:25,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:25,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-09 14:52:25,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1966252879] [2020-11-09 14:52:25,878 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:25,879 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:25,881 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-11-09 14:52:25,881 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:25,881 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:25,884 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 14:52:25,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:25,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 14:52:25,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:25,885 INFO L87 Difference]: Start difference. First operand 515 states and 1354 transitions. Second operand 3 states. [2020-11-09 14:52:25,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:25,906 INFO L93 Difference]: Finished difference Result 620 states and 1596 transitions. [2020-11-09 14:52:25,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 14:52:25,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-09 14:52:25,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:25,912 INFO L225 Difference]: With dead ends: 620 [2020-11-09 14:52:25,912 INFO L226 Difference]: Without dead ends: 598 [2020-11-09 14:52:25,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:25,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2020-11-09 14:52:25,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 558. [2020-11-09 14:52:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-11-09 14:52:25,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 1476 transitions. [2020-11-09 14:52:25,973 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 1476 transitions. Word has length 9 [2020-11-09 14:52:25,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:25,976 INFO L481 AbstractCegarLoop]: Abstraction has 558 states and 1476 transitions. [2020-11-09 14:52:25,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 14:52:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1476 transitions. [2020-11-09 14:52:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-09 14:52:25,977 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:25,978 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:25,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 14:52:25,978 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:25,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:25,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1043027540, now seen corresponding path program 1 times [2020-11-09 14:52:25,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:25,981 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625515435] [2020-11-09 14:52:25,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:26,043 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 14:52:26,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625515435] [2020-11-09 14:52:26,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:26,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-09 14:52:26,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [173544070] [2020-11-09 14:52:26,045 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:26,046 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:26,048 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2020-11-09 14:52:26,048 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:26,048 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:26,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 14:52:26,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:26,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 14:52:26,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:26,052 INFO L87 Difference]: Start difference. First operand 558 states and 1476 transitions. Second operand 3 states. [2020-11-09 14:52:26,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:26,084 INFO L93 Difference]: Finished difference Result 594 states and 1567 transitions. [2020-11-09 14:52:26,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 14:52:26,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-11-09 14:52:26,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:26,090 INFO L225 Difference]: With dead ends: 594 [2020-11-09 14:52:26,090 INFO L226 Difference]: Without dead ends: 594 [2020-11-09 14:52:26,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:26,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2020-11-09 14:52:26,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 594. [2020-11-09 14:52:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-11-09 14:52:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1567 transitions. [2020-11-09 14:52:26,116 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1567 transitions. Word has length 10 [2020-11-09 14:52:26,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:26,116 INFO L481 AbstractCegarLoop]: Abstraction has 594 states and 1567 transitions. [2020-11-09 14:52:26,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 14:52:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1567 transitions. [2020-11-09 14:52:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-09 14:52:26,119 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:26,119 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:26,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 14:52:26,119 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:26,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:26,120 INFO L82 PathProgramCache]: Analyzing trace with hash -210564064, now seen corresponding path program 1 times [2020-11-09 14:52:26,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:26,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935519382] [2020-11-09 14:52:26,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 14:52:26,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935519382] [2020-11-09 14:52:26,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909422352] [2020-11-09 14:52:26,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-09 14:52:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:26,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-09 14:52:26,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-09 14:52:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 14:52:26,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-09 14:52:26,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-11-09 14:52:26,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [250581965] [2020-11-09 14:52:26,436 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:26,438 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:26,441 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-11-09 14:52:26,441 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:26,442 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:26,442 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-09 14:52:26,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:26,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-09 14:52:26,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-09 14:52:26,444 INFO L87 Difference]: Start difference. First operand 594 states and 1567 transitions. Second operand 5 states. [2020-11-09 14:52:26,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:26,550 INFO L93 Difference]: Finished difference Result 894 states and 2283 transitions. [2020-11-09 14:52:26,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-09 14:52:26,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-11-09 14:52:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:26,559 INFO L225 Difference]: With dead ends: 894 [2020-11-09 14:52:26,559 INFO L226 Difference]: Without dead ends: 894 [2020-11-09 14:52:26,560 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-09 14:52:26,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 894 states. [2020-11-09 14:52:26,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 894 to 728. [2020-11-09 14:52:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 728 states. [2020-11-09 14:52:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 728 states and 1913 transitions. [2020-11-09 14:52:26,599 INFO L78 Accepts]: Start accepts. Automaton has 728 states and 1913 transitions. Word has length 14 [2020-11-09 14:52:26,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:26,600 INFO L481 AbstractCegarLoop]: Abstraction has 728 states and 1913 transitions. [2020-11-09 14:52:26,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-09 14:52:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1913 transitions. [2020-11-09 14:52:26,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 14:52:26,603 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:26,604 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 14:52:26,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-09 14:52:26,818 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:26,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:26,819 INFO L82 PathProgramCache]: Analyzing trace with hash 1503509031, now seen corresponding path program 1 times [2020-11-09 14:52:26,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:26,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118131296] [2020-11-09 14:52:26,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:26,911 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 14:52:26,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118131296] [2020-11-09 14:52:26,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:26,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 14:52:26,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2135913965] [2020-11-09 14:52:26,912 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:26,917 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:26,927 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 25 transitions. [2020-11-09 14:52:26,927 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:26,950 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:26,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 14:52:26,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:26,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 14:52:26,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:26,952 INFO L87 Difference]: Start difference. First operand 728 states and 1913 transitions. Second operand 3 states. [2020-11-09 14:52:26,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:26,986 INFO L93 Difference]: Finished difference Result 375 states and 842 transitions. [2020-11-09 14:52:26,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 14:52:26,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-09 14:52:26,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:26,990 INFO L225 Difference]: With dead ends: 375 [2020-11-09 14:52:26,990 INFO L226 Difference]: Without dead ends: 375 [2020-11-09 14:52:26,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 14:52:26,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2020-11-09 14:52:27,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 355. [2020-11-09 14:52:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 355 states. [2020-11-09 14:52:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 792 transitions. [2020-11-09 14:52:27,003 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 792 transitions. Word has length 17 [2020-11-09 14:52:27,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:27,003 INFO L481 AbstractCegarLoop]: Abstraction has 355 states and 792 transitions. [2020-11-09 14:52:27,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 14:52:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 792 transitions. [2020-11-09 14:52:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-09 14:52:27,005 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:27,006 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:27,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 14:52:27,006 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:27,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:27,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1386609126, now seen corresponding path program 1 times [2020-11-09 14:52:27,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:27,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962431315] [2020-11-09 14:52:27,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:27,088 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 14:52:27,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962431315] [2020-11-09 14:52:27,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:27,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-09 14:52:27,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1877817190] [2020-11-09 14:52:27,090 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:27,094 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:27,103 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 62 transitions. [2020-11-09 14:52:27,103 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:27,263 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:27,263 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-09 14:52:27,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:27,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-09 14:52:27,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-09 14:52:27,264 INFO L87 Difference]: Start difference. First operand 355 states and 792 transitions. Second operand 5 states. [2020-11-09 14:52:27,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:27,353 INFO L93 Difference]: Finished difference Result 486 states and 1076 transitions. [2020-11-09 14:52:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-09 14:52:27,353 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2020-11-09 14:52:27,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:27,357 INFO L225 Difference]: With dead ends: 486 [2020-11-09 14:52:27,357 INFO L226 Difference]: Without dead ends: 486 [2020-11-09 14:52:27,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 5 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-09 14:52:27,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states. [2020-11-09 14:52:27,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 400. [2020-11-09 14:52:27,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-11-09 14:52:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 897 transitions. [2020-11-09 14:52:27,372 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 897 transitions. Word has length 18 [2020-11-09 14:52:27,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:27,372 INFO L481 AbstractCegarLoop]: Abstraction has 400 states and 897 transitions. [2020-11-09 14:52:27,373 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-09 14:52:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 897 transitions. [2020-11-09 14:52:27,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-09 14:52:27,374 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:27,374 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:27,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 14:52:27,375 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:27,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:27,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1943360614, now seen corresponding path program 1 times [2020-11-09 14:52:27,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:27,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868983427] [2020-11-09 14:52:27,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:27,755 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 14:52:27,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868983427] [2020-11-09 14:52:27,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:27,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-09 14:52:27,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1416856506] [2020-11-09 14:52:27,757 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:27,761 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:27,771 INFO L252 McrAutomatonBuilder]: Finished intersection with 45 states and 66 transitions. [2020-11-09 14:52:27,772 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:27,986 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:27,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-09 14:52:27,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:27,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-09 14:52:27,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-11-09 14:52:27,988 INFO L87 Difference]: Start difference. First operand 400 states and 897 transitions. Second operand 9 states. [2020-11-09 14:52:28,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:28,437 INFO L93 Difference]: Finished difference Result 740 states and 1639 transitions. [2020-11-09 14:52:28,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-09 14:52:28,438 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-11-09 14:52:28,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:28,443 INFO L225 Difference]: With dead ends: 740 [2020-11-09 14:52:28,443 INFO L226 Difference]: Without dead ends: 740 [2020-11-09 14:52:28,444 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-11-09 14:52:28,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2020-11-09 14:52:28,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 538. [2020-11-09 14:52:28,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-11-09 14:52:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 1231 transitions. [2020-11-09 14:52:28,465 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 1231 transitions. Word has length 22 [2020-11-09 14:52:28,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:28,466 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 1231 transitions. [2020-11-09 14:52:28,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-09 14:52:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1231 transitions. [2020-11-09 14:52:28,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-09 14:52:28,468 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:28,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:28,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-09 14:52:28,468 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:28,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:28,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1281930870, now seen corresponding path program 2 times [2020-11-09 14:52:28,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:28,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053772763] [2020-11-09 14:52:28,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:29,477 WARN L194 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 32 [2020-11-09 14:52:29,715 WARN L194 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 20 [2020-11-09 14:52:29,943 WARN L194 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 20 [2020-11-09 14:52:30,070 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 14:52:30,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053772763] [2020-11-09 14:52:30,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 14:52:30,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-09 14:52:30,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1682145351] [2020-11-09 14:52:30,073 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:30,076 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:30,083 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 46 transitions. [2020-11-09 14:52:30,084 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:30,161 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:30,162 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-09 14:52:30,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:30,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-09 14:52:30,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-09 14:52:30,164 INFO L87 Difference]: Start difference. First operand 538 states and 1231 transitions. Second operand 9 states. [2020-11-09 14:52:30,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:30,857 INFO L93 Difference]: Finished difference Result 857 states and 1920 transitions. [2020-11-09 14:52:30,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-09 14:52:30,858 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2020-11-09 14:52:30,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:30,864 INFO L225 Difference]: With dead ends: 857 [2020-11-09 14:52:30,864 INFO L226 Difference]: Without dead ends: 857 [2020-11-09 14:52:30,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-09 14:52:30,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2020-11-09 14:52:30,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 524. [2020-11-09 14:52:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2020-11-09 14:52:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 1194 transitions. [2020-11-09 14:52:30,885 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 1194 transitions. Word has length 22 [2020-11-09 14:52:30,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:30,885 INFO L481 AbstractCegarLoop]: Abstraction has 524 states and 1194 transitions. [2020-11-09 14:52:30,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-09 14:52:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1194 transitions. [2020-11-09 14:52:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-09 14:52:30,886 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:30,887 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2020-11-09 14:52:30,887 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-09 14:52:30,887 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:30,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:30,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1805181906, now seen corresponding path program 2 times [2020-11-09 14:52:30,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:30,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968758433] [2020-11-09 14:52:30,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:30,986 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 14:52:30,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968758433] [2020-11-09 14:52:30,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760519438] [2020-11-09 14:52:30,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-09 14:52:31,106 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-11-09 14:52:31,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-11-09 14:52:31,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-09 14:52:31,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-09 14:52:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 14:52:31,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-09 14:52:31,151 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-11-09 14:52:31,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [474701259] [2020-11-09 14:52:31,152 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:31,157 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:31,165 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 22 transitions. [2020-11-09 14:52:31,165 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:31,166 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:31,166 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-09 14:52:31,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:31,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-09 14:52:31,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-11-09 14:52:31,167 INFO L87 Difference]: Start difference. First operand 524 states and 1194 transitions. Second operand 7 states. [2020-11-09 14:52:31,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:31,272 INFO L93 Difference]: Finished difference Result 782 states and 1737 transitions. [2020-11-09 14:52:31,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-09 14:52:31,273 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2020-11-09 14:52:31,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:31,278 INFO L225 Difference]: With dead ends: 782 [2020-11-09 14:52:31,278 INFO L226 Difference]: Without dead ends: 782 [2020-11-09 14:52:31,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-11-09 14:52:31,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2020-11-09 14:52:31,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 616. [2020-11-09 14:52:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2020-11-09 14:52:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 1398 transitions. [2020-11-09 14:52:31,299 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 1398 transitions. Word has length 22 [2020-11-09 14:52:31,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:31,302 INFO L481 AbstractCegarLoop]: Abstraction has 616 states and 1398 transitions. [2020-11-09 14:52:31,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-09 14:52:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1398 transitions. [2020-11-09 14:52:31,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-09 14:52:31,303 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:31,303 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:31,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-09 14:52:31,517 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:31,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:31,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1504728469, now seen corresponding path program 1 times [2020-11-09 14:52:31,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:31,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398552169] [2020-11-09 14:52:31,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 14:52:31,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398552169] [2020-11-09 14:52:31,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970533989] [2020-11-09 14:52:31,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-09 14:52:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 14:52:31,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-09 14:52:31,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-09 14:52:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-09 14:52:31,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-09 14:52:31,732 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 7 [2020-11-09 14:52:31,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [31802627] [2020-11-09 14:52:31,732 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 14:52:31,738 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 14:52:31,750 INFO L252 McrAutomatonBuilder]: Finished intersection with 48 states and 69 transitions. [2020-11-09 14:52:31,750 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 14:52:31,888 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 14:52:31,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-09 14:52:31,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 14:52:31,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-09 14:52:31,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-09 14:52:31,890 INFO L87 Difference]: Start difference. First operand 616 states and 1398 transitions. Second operand 6 states. [2020-11-09 14:52:32,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 14:52:32,006 INFO L93 Difference]: Finished difference Result 848 states and 1883 transitions. [2020-11-09 14:52:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-09 14:52:32,007 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-11-09 14:52:32,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 14:52:32,013 INFO L225 Difference]: With dead ends: 848 [2020-11-09 14:52:32,013 INFO L226 Difference]: Without dead ends: 848 [2020-11-09 14:52:32,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2020-11-09 14:52:32,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2020-11-09 14:52:32,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 644. [2020-11-09 14:52:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2020-11-09 14:52:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 1474 transitions. [2020-11-09 14:52:32,038 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 1474 transitions. Word has length 25 [2020-11-09 14:52:32,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 14:52:32,039 INFO L481 AbstractCegarLoop]: Abstraction has 644 states and 1474 transitions. [2020-11-09 14:52:32,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-09 14:52:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1474 transitions. [2020-11-09 14:52:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-09 14:52:32,040 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 14:52:32,040 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 14:52:32,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-09 14:52:32,255 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 14:52:32,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 14:52:32,256 INFO L82 PathProgramCache]: Analyzing trace with hash -600300460, now seen corresponding path program 1 times [2020-11-09 14:52:32,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 14:52:32,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012839853] [2020-11-09 14:52:32,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 14:52:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 14:52:32,321 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 14:52:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 14:52:32,413 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 14:52:32,456 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-09 14:52:32,457 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-09 14:52:32,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-09 14:52:32,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 02:52:32 BasicIcfg [2020-11-09 14:52:32,575 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 14:52:32,577 INFO L168 Benchmark]: Toolchain (without parser) took 22767.52 ms. Allocated memory was 155.2 MB in the beginning and 278.9 MB in the end (delta: 123.7 MB). Free memory was 128.5 MB in the beginning and 190.2 MB in the end (delta: -61.7 MB). Peak memory consumption was 62.6 MB. Max. memory is 8.0 GB. [2020-11-09 14:52:32,577 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 14:52:32,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1260.25 ms. Allocated memory is still 155.2 MB. Free memory was 127.8 MB in the beginning and 100.6 MB in the end (delta: 27.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. [2020-11-09 14:52:32,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.30 ms. Allocated memory is still 155.2 MB. Free memory was 100.6 MB in the beginning and 98.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 14:52:32,579 INFO L168 Benchmark]: Boogie Preprocessor took 61.56 ms. Allocated memory is still 155.2 MB. Free memory was 98.0 MB in the beginning and 96.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 14:52:32,580 INFO L168 Benchmark]: RCFGBuilder took 730.89 ms. Allocated memory is still 155.2 MB. Free memory was 96.4 MB in the beginning and 62.8 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. [2020-11-09 14:52:32,581 INFO L168 Benchmark]: TraceAbstraction took 20626.27 ms. Allocated memory was 155.2 MB in the beginning and 278.9 MB in the end (delta: 123.7 MB). Free memory was 62.3 MB in the beginning and 190.2 MB in the end (delta: -127.9 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 14:52:32,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1260.25 ms. Allocated memory is still 155.2 MB. Free memory was 127.8 MB in the beginning and 100.6 MB in the end (delta: 27.3 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 72.30 ms. Allocated memory is still 155.2 MB. Free memory was 100.6 MB in the beginning and 98.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 61.56 ms. Allocated memory is still 155.2 MB. Free memory was 98.0 MB in the beginning and 96.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 730.89 ms. Allocated memory is still 155.2 MB. Free memory was 96.4 MB in the beginning and 62.8 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20626.27 ms. Allocated memory was 155.2 MB in the beginning and 278.9 MB in the end (delta: 123.7 MB). Free memory was 62.3 MB in the beginning and 190.2 MB in the end (delta: -127.9 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 4385 VarBasedMoverChecksPositive, 61 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 220 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 12.8s, 152 PlacesBefore, 41 PlacesAfterwards, 159 TransitionsBefore, 41 TransitionsAfterwards, 7732 CoEnabledTransitionPairs, 7 FixpointIterations, 30 TrivialSequentialCompositions, 87 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 24 ConcurrentYvCompositions, 7 ChoiceCompositions, 148 TotalNumberOfCompositions, 14016 MoverChecksTotal - CounterExampleResult [Line: 12]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L927] 0 static int top=0; [L928] 0 static unsigned int arr[(400)]; [L929] 0 pthread_mutex_t m; [L930] 0 _Bool flag=(0); [L1011] 0 pthread_t id1, id2; [L1013] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [arr={11:0}, flag=0, m={9:0}, top=0] [L980] 1 int i; [L981] 1 unsigned int tmp; [L982] 1 i=0 VAL [arr={11:0}, flag=0, m={9:0}, top=0] [L1014] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [arr={11:0}, flag=0, m={9:0}, top=0] [L996] 2 int i; [L997] 2 i=0 VAL [arr={11:0}, flag=0, m={9:0}, top=0] [L982] COND TRUE 1 i<(400) [L985] 1 tmp = __VERIFIER_nondet_uint() [L15] COND FALSE 1 !(!cond) [L952] COND FALSE 1 !(top==(400)) [L944] 1 return top; [L959] 1 stack[get_top()] = x [L936] 1 top++ [L962] 1 return 0; [L987] COND FALSE 1 !(push(arr,tmp)==(-1)) [L989] 1 flag=(1) VAL [arr={11:0}, flag=1, m={9:0}, top=1] [L982] 1 i++ VAL [arr={11:0}, flag=1, m={9:0}, top=1] [L997] COND TRUE 2 i<(400) [L1000] COND TRUE 2 \read(flag) [L944] 2 return top; [L966] COND FALSE 2 !(get_top()==0) [L940] 2 top-- VAL [arr={11:0}, flag=1, m={9:0}, top=0] [L944] 2 return top; [L974] EXPR 2 stack[get_top()] [L974] 2 return stack[get_top()]; [L1002] COND FALSE 2 !(!(pop(arr)!=(-2))) [L997] 2 i++ VAL [arr={11:0}, flag=1, m={9:0}, top=0] [L997] COND TRUE 2 i<(400) [L1000] COND TRUE 2 \read(flag) [L944] 2 return top; [L966] COND TRUE 2 get_top()==0 [L969] 2 return (-2); [L1002] COND TRUE 2 !(pop(arr)!=(-2)) [L12] COND FALSE 2 !(0) [L12] 2 __assert_fail ("0", "stack_longer-1.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [arr={11:0}, flag=1, m={9:0}, top=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 146 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 20.2s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 12.9s, HoareTripleCheckerStatistics: 468 SDtfs, 497 SDslu, 1025 SDs, 0 SdLazy, 473 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 193 GetRequests, 126 SyntacticMatches, 14 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=728occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 1257 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 49931 SizeOfPredicates, 8 NumberOfNonLiveVariables, 588 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 10/40 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 incorrect! Received shutdown request...