/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 23:59:40,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 23:59:40,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 23:59:40,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 23:59:40,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 23:59:40,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 23:59:40,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 23:59:40,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 23:59:40,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 23:59:40,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 23:59:40,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 23:59:40,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 23:59:40,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 23:59:40,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 23:59:40,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 23:59:40,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 23:59:40,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 23:59:40,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 23:59:40,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 23:59:40,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 23:59:40,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 23:59:40,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 23:59:40,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 23:59:40,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 23:59:40,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 23:59:40,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 23:59:40,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 23:59:40,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 23:59:40,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 23:59:40,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 23:59:40,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 23:59:40,278 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 23:59:40,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 23:59:40,278 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 23:59:40,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 23:59:40,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 23:59:40,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 23:59:40,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 23:59:40,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 23:59:40,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 23:59:40,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 23:59:40,280 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 23:59:40,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 23:59:40,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 23:59:40,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 23:59:40,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 23:59:40,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 23:59:40,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 23:59:40,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 23:59:40,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 23:59:40,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 23:59:40,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 23:59:40,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 23:59:40,283 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 23:59:40,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 23:59:40,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 23:59:40,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 23:59:40,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 23:59:40,701 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 23:59:40,702 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 23:59:40,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-01-06 23:59:40,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0828ee327/6694458ec669491394f41e8c4ab568c4/FLAGa35b24ea7 [2021-01-06 23:59:41,553 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 23:59:41,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i [2021-01-06 23:59:41,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0828ee327/6694458ec669491394f41e8c4ab568c4/FLAGa35b24ea7 [2021-01-06 23:59:41,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0828ee327/6694458ec669491394f41e8c4ab568c4 [2021-01-06 23:59:41,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 23:59:41,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 23:59:41,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 23:59:41,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 23:59:41,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 23:59:41,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:59:41" (1/1) ... [2021-01-06 23:59:41,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5841a0b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:41, skipping insertion in model container [2021-01-06 23:59:41,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:59:41" (1/1) ... [2021-01-06 23:59:41,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 23:59:41,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 23:59:42,482 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41060,41073] [2021-01-06 23:59:42,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:59:42,532 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 23:59:42,603 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_77-tricky_address4_racing.i[41060,41073] [2021-01-06 23:59:42,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 23:59:42,885 INFO L208 MainTranslator]: Completed translation [2021-01-06 23:59:42,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42 WrapperNode [2021-01-06 23:59:42,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 23:59:42,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 23:59:42,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 23:59:42,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 23:59:42,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 23:59:42,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 23:59:42,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 23:59:42,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 23:59:42,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:42,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... [2021-01-06 23:59:43,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 23:59:43,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 23:59:43,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 23:59:43,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 23:59:43,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 23:59:43,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 23:59:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 23:59:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 23:59:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 23:59:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-06 23:59:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-06 23:59:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-06 23:59:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 23:59:43,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 23:59:43,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 23:59:43,124 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-06 23:59:43,903 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 23:59:43,904 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2021-01-06 23:59:43,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:59:43 BoogieIcfgContainer [2021-01-06 23:59:43,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 23:59:43,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 23:59:43,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 23:59:43,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 23:59:43,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:59:41" (1/3) ... [2021-01-06 23:59:43,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6a9d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:59:43, skipping insertion in model container [2021-01-06 23:59:43,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:59:42" (2/3) ... [2021-01-06 23:59:43,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6a9d71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:59:43, skipping insertion in model container [2021-01-06 23:59:43,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:59:43" (3/3) ... [2021-01-06 23:59:43,917 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_77-tricky_address4_racing.i [2021-01-06 23:59:43,925 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 23:59:43,925 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 23:59:43,931 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-06 23:59:43,932 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 23:59:43,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,985 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,989 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,989 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,989 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,989 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,990 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,990 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,990 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,990 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,991 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,992 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,992 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,992 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,992 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,993 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,993 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,993 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,993 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,994 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,994 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,994 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,994 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,995 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,995 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,995 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,995 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,996 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,996 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,996 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,996 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,997 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,998 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,998 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,998 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,998 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:43,999 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,003 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,003 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,003 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,004 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,004 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,007 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,008 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,008 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,008 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,008 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,009 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,009 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,010 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,011 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,011 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,011 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,012 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,012 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,012 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,013 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,013 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,014 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,015 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,018 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,018 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,019 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,019 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,019 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,019 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,020 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,020 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,020 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,020 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,020 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,021 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,021 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,022 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:44,030 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-06 23:59:44,070 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-01-06 23:59:44,095 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 23:59:44,095 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 23:59:44,095 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 23:59:44,095 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 23:59:44,095 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 23:59:44,095 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 23:59:44,096 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 23:59:44,096 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 23:59:44,112 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 23:59:44,114 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 155 places, 183 transitions, 374 flow [2021-01-06 23:59:44,118 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 155 places, 183 transitions, 374 flow [2021-01-06 23:59:44,120 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 155 places, 183 transitions, 374 flow [2021-01-06 23:59:44,207 INFO L129 PetriNetUnfolder]: 45/250 cut-off events. [2021-01-06 23:59:44,208 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-01-06 23:59:44,220 INFO L84 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 250 events. 45/250 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 810 event pairs, 0 based on Foata normal form. 0/199 useless extension candidates. Maximal degree in co-relation 140. Up to 8 conditions per place. [2021-01-06 23:59:44,234 INFO L116 LiptonReduction]: Number of co-enabled transitions 9936 [2021-01-06 23:59:47,277 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-01-06 23:59:47,446 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2021-01-06 23:59:49,557 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-01-06 23:59:49,691 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-06 23:59:49,977 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-01-06 23:59:50,094 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-06 23:59:50,303 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2021-01-06 23:59:50,708 INFO L131 LiptonReduction]: Checked pairs total: 15916 [2021-01-06 23:59:50,708 INFO L133 LiptonReduction]: Total number of compositions: 166 [2021-01-06 23:59:50,715 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 67 transitions, 142 flow [2021-01-06 23:59:50,749 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 438 states. [2021-01-06 23:59:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states. [2021-01-06 23:59:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-06 23:59:50,760 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:50,760 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-06 23:59:50,761 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:50,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:50,772 INFO L82 PathProgramCache]: Analyzing trace with hash 681949467, now seen corresponding path program 1 times [2021-01-06 23:59:50,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:50,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251983975] [2021-01-06 23:59:50,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:59:51,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251983975] [2021-01-06 23:59:51,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 23:59:51,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 23:59:51,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537734778] [2021-01-06 23:59:51,045 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:59:51,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:51,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:59:51,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 23:59:51,064 INFO L87 Difference]: Start difference. First operand 438 states. Second operand 3 states. [2021-01-06 23:59:51,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:51,116 INFO L93 Difference]: Finished difference Result 439 states and 856 transitions. [2021-01-06 23:59:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:59:51,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-06 23:59:51,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:51,132 INFO L225 Difference]: With dead ends: 439 [2021-01-06 23:59:51,132 INFO L226 Difference]: Without dead ends: 228 [2021-01-06 23:59:51,133 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 [2021-01-06 23:59:51,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-01-06 23:59:51,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-01-06 23:59:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-01-06 23:59:51,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2021-01-06 23:59:51,198 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 6 [2021-01-06 23:59:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:51,198 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2021-01-06 23:59:51,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:59:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2021-01-06 23:59:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-06 23:59:51,199 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:51,199 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-06 23:59:51,200 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 23:59:51,200 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:51,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:51,201 INFO L82 PathProgramCache]: Analyzing trace with hash -956194817, now seen corresponding path program 1 times [2021-01-06 23:59:51,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:51,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458967591] [2021-01-06 23:59:51,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 23:59:51,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458967591] [2021-01-06 23:59:51,267 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098405499] [2021-01-06 23:59:51,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 23:59:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:51,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 23:59:51,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:51,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-06 23:59:51,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 23:59:51,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-06 23:59:51,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219814112] [2021-01-06 23:59:51,369 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 23:59:51,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:51,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 23:59:51,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:59:51,371 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand 3 states. [2021-01-06 23:59:51,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:51,392 INFO L93 Difference]: Finished difference Result 224 states and 416 transitions. [2021-01-06 23:59:51,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 23:59:51,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-06 23:59:51,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:51,395 INFO L225 Difference]: With dead ends: 224 [2021-01-06 23:59:51,395 INFO L226 Difference]: Without dead ends: 224 [2021-01-06 23:59:51,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:59:51,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-01-06 23:59:51,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2021-01-06 23:59:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2021-01-06 23:59:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 416 transitions. [2021-01-06 23:59:51,419 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 416 transitions. Word has length 7 [2021-01-06 23:59:51,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:51,419 INFO L481 AbstractCegarLoop]: Abstraction has 224 states and 416 transitions. [2021-01-06 23:59:51,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 23:59:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 416 transitions. [2021-01-06 23:59:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-01-06 23:59:51,420 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:51,421 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-01-06 23:59:51,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-01-06 23:59:51,635 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:51,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:51,636 INFO L82 PathProgramCache]: Analyzing trace with hash 398561851, now seen corresponding path program 1 times [2021-01-06 23:59:51,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:51,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922422870] [2021-01-06 23:59:51,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:51,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922422870] [2021-01-06 23:59:51,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343346639] [2021-01-06 23:59:51,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 23:59:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:51,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 23:59:51,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:51,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:51,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-01-06 23:59:51,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742877590] [2021-01-06 23:59:51,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 23:59:51,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:51,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 23:59:51,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:59:51,853 INFO L87 Difference]: Start difference. First operand 224 states and 416 transitions. Second operand 5 states. [2021-01-06 23:59:51,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:51,887 INFO L93 Difference]: Finished difference Result 225 states and 417 transitions. [2021-01-06 23:59:51,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 23:59:51,888 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2021-01-06 23:59:51,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:51,915 INFO L225 Difference]: With dead ends: 225 [2021-01-06 23:59:51,915 INFO L226 Difference]: Without dead ends: 225 [2021-01-06 23:59:51,916 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-06 23:59:51,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-01-06 23:59:51,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-01-06 23:59:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2021-01-06 23:59:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 417 transitions. [2021-01-06 23:59:51,954 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 417 transitions. Word has length 8 [2021-01-06 23:59:51,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:51,954 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 417 transitions. [2021-01-06 23:59:51,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 23:59:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 417 transitions. [2021-01-06 23:59:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 23:59:51,956 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:51,956 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:52,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:52,157 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:52,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:52,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1900064737, now seen corresponding path program 2 times [2021-01-06 23:59:52,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:52,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117059250] [2021-01-06 23:59:52,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:52,222 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117059250] [2021-01-06 23:59:52,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567934654] [2021-01-06 23:59:52,225 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 23:59:52,320 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 23:59:52,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:52,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 23:59:52,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:52,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:52,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:52,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-06 23:59:52,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201482387] [2021-01-06 23:59:52,354 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 23:59:52,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:52,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 23:59:52,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:59:52,355 INFO L87 Difference]: Start difference. First operand 225 states and 417 transitions. Second operand 6 states. [2021-01-06 23:59:52,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:52,380 INFO L93 Difference]: Finished difference Result 226 states and 418 transitions. [2021-01-06 23:59:52,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 23:59:52,381 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2021-01-06 23:59:52,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:52,384 INFO L225 Difference]: With dead ends: 226 [2021-01-06 23:59:52,384 INFO L226 Difference]: Without dead ends: 226 [2021-01-06 23:59:52,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-06 23:59:52,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-01-06 23:59:52,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2021-01-06 23:59:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-01-06 23:59:52,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 418 transitions. [2021-01-06 23:59:52,410 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 418 transitions. Word has length 9 [2021-01-06 23:59:52,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:52,413 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 418 transitions. [2021-01-06 23:59:52,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 23:59:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2021-01-06 23:59:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-06 23:59:52,414 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:52,415 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:52,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:52,631 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:52,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:52,632 INFO L82 PathProgramCache]: Analyzing trace with hash -143044933, now seen corresponding path program 3 times [2021-01-06 23:59:52,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:52,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651324619] [2021-01-06 23:59:52,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:52,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651324619] [2021-01-06 23:59:52,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802183740] [2021-01-06 23:59:52,729 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:52,818 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-01-06 23:59:52,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:52,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-06 23:59:52,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:52,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:52,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-01-06 23:59:52,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190631302] [2021-01-06 23:59:52,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 23:59:52,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:52,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 23:59:52,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:59:52,865 INFO L87 Difference]: Start difference. First operand 226 states and 418 transitions. Second operand 7 states. [2021-01-06 23:59:52,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:52,890 INFO L93 Difference]: Finished difference Result 227 states and 419 transitions. [2021-01-06 23:59:52,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 23:59:52,890 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 10 [2021-01-06 23:59:52,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:52,892 INFO L225 Difference]: With dead ends: 227 [2021-01-06 23:59:52,892 INFO L226 Difference]: Without dead ends: 227 [2021-01-06 23:59:52,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 23:59:52,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-01-06 23:59:52,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-01-06 23:59:52,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-01-06 23:59:52,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 419 transitions. [2021-01-06 23:59:52,900 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 419 transitions. Word has length 10 [2021-01-06 23:59:52,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:52,900 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 419 transitions. [2021-01-06 23:59:52,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 23:59:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2021-01-06 23:59:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-01-06 23:59:52,901 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:52,901 INFO L422 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:53,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:53,115 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:53,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:53,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1510005857, now seen corresponding path program 4 times [2021-01-06 23:59:53,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:53,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120285863] [2021-01-06 23:59:53,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:53,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120285863] [2021-01-06 23:59:53,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212073565] [2021-01-06 23:59:53,201 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:53,281 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-06 23:59:53,282 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:53,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-06 23:59:53,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:53,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:53,314 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-01-06 23:59:53,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917317965] [2021-01-06 23:59:53,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 23:59:53,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:53,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 23:59:53,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-06 23:59:53,315 INFO L87 Difference]: Start difference. First operand 227 states and 419 transitions. Second operand 8 states. [2021-01-06 23:59:53,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:53,334 INFO L93 Difference]: Finished difference Result 228 states and 420 transitions. [2021-01-06 23:59:53,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 23:59:53,335 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 11 [2021-01-06 23:59:53,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:53,336 INFO L225 Difference]: With dead ends: 228 [2021-01-06 23:59:53,336 INFO L226 Difference]: Without dead ends: 228 [2021-01-06 23:59:53,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-06 23:59:53,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-01-06 23:59:53,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-01-06 23:59:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-01-06 23:59:53,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2021-01-06 23:59:53,344 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 11 [2021-01-06 23:59:53,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:53,344 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2021-01-06 23:59:53,344 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 23:59:53,345 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2021-01-06 23:59:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-01-06 23:59:53,345 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:53,345 INFO L422 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:53,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-01-06 23:59:53,561 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:53,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:53,562 INFO L82 PathProgramCache]: Analyzing trace with hash -936121541, now seen corresponding path program 5 times [2021-01-06 23:59:53,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:53,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481072855] [2021-01-06 23:59:53,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:53,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481072855] [2021-01-06 23:59:53,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1194629369] [2021-01-06 23:59:53,634 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:53,721 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-01-06 23:59:53,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:53,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-06 23:59:53,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:53,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:53,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-01-06 23:59:53,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537963434] [2021-01-06 23:59:53,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 23:59:53,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:53,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 23:59:53,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-06 23:59:53,766 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand 9 states. [2021-01-06 23:59:53,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:53,786 INFO L93 Difference]: Finished difference Result 229 states and 421 transitions. [2021-01-06 23:59:53,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 23:59:53,787 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2021-01-06 23:59:53,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:53,788 INFO L225 Difference]: With dead ends: 229 [2021-01-06 23:59:53,789 INFO L226 Difference]: Without dead ends: 229 [2021-01-06 23:59:53,789 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-06 23:59:53,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-01-06 23:59:53,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2021-01-06 23:59:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2021-01-06 23:59:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 421 transitions. [2021-01-06 23:59:53,799 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 421 transitions. Word has length 12 [2021-01-06 23:59:53,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:53,800 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 421 transitions. [2021-01-06 23:59:53,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 23:59:53,800 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 421 transitions. [2021-01-06 23:59:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-01-06 23:59:53,805 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:53,805 INFO L422 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:54,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:54,020 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:54,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:54,021 INFO L82 PathProgramCache]: Analyzing trace with hash -325576929, now seen corresponding path program 6 times [2021-01-06 23:59:54,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:54,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688466884] [2021-01-06 23:59:54,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:54,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688466884] [2021-01-06 23:59:54,161 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301649753] [2021-01-06 23:59:54,161 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:54,269 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-01-06 23:59:54,270 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:54,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-06 23:59:54,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:54,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:54,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-01-06 23:59:54,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079261701] [2021-01-06 23:59:54,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 23:59:54,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:54,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 23:59:54,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 23:59:54,309 INFO L87 Difference]: Start difference. First operand 229 states and 421 transitions. Second operand 10 states. [2021-01-06 23:59:54,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:54,333 INFO L93 Difference]: Finished difference Result 230 states and 422 transitions. [2021-01-06 23:59:54,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 23:59:54,334 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2021-01-06 23:59:54,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:54,336 INFO L225 Difference]: With dead ends: 230 [2021-01-06 23:59:54,336 INFO L226 Difference]: Without dead ends: 230 [2021-01-06 23:59:54,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-06 23:59:54,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-01-06 23:59:54,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-01-06 23:59:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2021-01-06 23:59:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 422 transitions. [2021-01-06 23:59:54,348 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 422 transitions. Word has length 13 [2021-01-06 23:59:54,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:54,348 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 422 transitions. [2021-01-06 23:59:54,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 23:59:54,349 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 422 transitions. [2021-01-06 23:59:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-01-06 23:59:54,350 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:54,350 INFO L422 BasicCegarLoop]: trace histogram [7, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:54,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:54,564 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:54,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:54,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1421436859, now seen corresponding path program 7 times [2021-01-06 23:59:54,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:54,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727699475] [2021-01-06 23:59:54,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:54,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727699475] [2021-01-06 23:59:54,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132626827] [2021-01-06 23:59:54,671 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:54,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-06 23:59:54,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:54,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:54,804 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-01-06 23:59:54,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369710457] [2021-01-06 23:59:54,805 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 23:59:54,805 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:54,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 23:59:54,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 23:59:54,806 INFO L87 Difference]: Start difference. First operand 230 states and 422 transitions. Second operand 11 states. [2021-01-06 23:59:54,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:54,826 INFO L93 Difference]: Finished difference Result 231 states and 423 transitions. [2021-01-06 23:59:54,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-06 23:59:54,826 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 14 [2021-01-06 23:59:54,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:54,828 INFO L225 Difference]: With dead ends: 231 [2021-01-06 23:59:54,828 INFO L226 Difference]: Without dead ends: 231 [2021-01-06 23:59:54,829 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-06 23:59:54,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2021-01-06 23:59:54,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2021-01-06 23:59:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2021-01-06 23:59:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 423 transitions. [2021-01-06 23:59:54,836 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 423 transitions. Word has length 14 [2021-01-06 23:59:54,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:54,836 INFO L481 AbstractCegarLoop]: Abstraction has 231 states and 423 transitions. [2021-01-06 23:59:54,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 23:59:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 423 transitions. [2021-01-06 23:59:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-01-06 23:59:54,837 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:54,837 INFO L422 BasicCegarLoop]: trace histogram [8, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:55,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-01-06 23:59:55,052 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:55,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:55,053 INFO L82 PathProgramCache]: Analyzing trace with hash -255710561, now seen corresponding path program 8 times [2021-01-06 23:59:55,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:55,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532788416] [2021-01-06 23:59:55,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:55,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532788416] [2021-01-06 23:59:55,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955476839] [2021-01-06 23:59:55,217 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:55,304 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-06 23:59:55,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:55,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2021-01-06 23:59:55,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:55,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:55,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-01-06 23:59:55,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80342322] [2021-01-06 23:59:55,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 23:59:55,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:55,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 23:59:55,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 23:59:55,388 INFO L87 Difference]: Start difference. First operand 231 states and 423 transitions. Second operand 12 states. [2021-01-06 23:59:55,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:55,418 INFO L93 Difference]: Finished difference Result 232 states and 424 transitions. [2021-01-06 23:59:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-06 23:59:55,418 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2021-01-06 23:59:55,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:55,420 INFO L225 Difference]: With dead ends: 232 [2021-01-06 23:59:55,420 INFO L226 Difference]: Without dead ends: 232 [2021-01-06 23:59:55,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-06 23:59:55,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-01-06 23:59:55,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2021-01-06 23:59:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2021-01-06 23:59:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 424 transitions. [2021-01-06 23:59:55,428 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 424 transitions. Word has length 15 [2021-01-06 23:59:55,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:55,429 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 424 transitions. [2021-01-06 23:59:55,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 23:59:55,429 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 424 transitions. [2021-01-06 23:59:55,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 23:59:55,430 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:55,430 INFO L422 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:55,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:55,645 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:55,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:55,646 INFO L82 PathProgramCache]: Analyzing trace with hash -707673029, now seen corresponding path program 9 times [2021-01-06 23:59:55,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:55,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738383236] [2021-01-06 23:59:55,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 23:59:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:55,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738383236] [2021-01-06 23:59:55,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667572002] [2021-01-06 23:59:55,817 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:55,961 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-01-06 23:59:55,961 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 23:59:55,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 11 conjunts are in the unsatisfiable core [2021-01-06 23:59:55,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 23:59:56,013 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-01-06 23:59:56,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 23:59:56,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-01-06 23:59:56,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227182510] [2021-01-06 23:59:56,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-06 23:59:56,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 23:59:56,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-06 23:59:56,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-06 23:59:56,016 INFO L87 Difference]: Start difference. First operand 232 states and 424 transitions. Second operand 13 states. [2021-01-06 23:59:56,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 23:59:56,042 INFO L93 Difference]: Finished difference Result 233 states and 425 transitions. [2021-01-06 23:59:56,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 23:59:56,043 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 16 [2021-01-06 23:59:56,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 23:59:56,045 INFO L225 Difference]: With dead ends: 233 [2021-01-06 23:59:56,045 INFO L226 Difference]: Without dead ends: 233 [2021-01-06 23:59:56,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-06 23:59:56,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-01-06 23:59:56,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-01-06 23:59:56,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2021-01-06 23:59:56,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 425 transitions. [2021-01-06 23:59:56,052 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 425 transitions. Word has length 16 [2021-01-06 23:59:56,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 23:59:56,053 INFO L481 AbstractCegarLoop]: Abstraction has 233 states and 425 transitions. [2021-01-06 23:59:56,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-06 23:59:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 425 transitions. [2021-01-06 23:59:56,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 23:59:56,053 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 23:59:56,053 INFO L422 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2021-01-06 23:59:56,268 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 23:59:56,269 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 23:59:56,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 23:59:56,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1833607649, now seen corresponding path program 10 times [2021-01-06 23:59:56,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 23:59:56,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053655854] [2021-01-06 23:59:56,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 23:59:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:59:56,313 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:59:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 23:59:56,349 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 23:59:56,402 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 23:59:56,402 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 23:59:56,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 23:59:56,403 WARN L342 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-06 23:59:56,404 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-06 23:59:56,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,421 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,421 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,422 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,423 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,424 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,425 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,426 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,427 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,428 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,429 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,430 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,431 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,432 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,433 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,434 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,435 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,436 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,437 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,438 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,439 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,440 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,441 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,442 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,443 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,444 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,445 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,446 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,447 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,448 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,449 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,450 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,451 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,452 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,453 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,454 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,455 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,456 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,457 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,458 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,459 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,459 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,459 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,460 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,461 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,462 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,464 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,464 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,465 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,466 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,467 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,467 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 23:59:56,470 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-01-06 23:59:56,470 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-06 23:59:56,471 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 23:59:56,471 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 23:59:56,471 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 23:59:56,471 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 23:59:56,471 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 23:59:56,472 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 23:59:56,472 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 23:59:56,472 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 23:59:56,474 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 23:59:56,475 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 214 places, 254 transitions, 526 flow [2021-01-06 23:59:56,475 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 214 places, 254 transitions, 526 flow [2021-01-06 23:59:56,475 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 214 places, 254 transitions, 526 flow [2021-01-06 23:59:56,571 INFO L129 PetriNetUnfolder]: 75/411 cut-off events. [2021-01-06 23:59:56,571 INFO L130 PetriNetUnfolder]: For 6/9 co-relation queries the response was YES. [2021-01-06 23:59:56,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 425 conditions, 411 events. 75/411 cut-off events. For 6/9 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1702 event pairs, 0 based on Foata normal form. 0/327 useless extension candidates. Maximal degree in co-relation 252. Up to 12 conditions per place. [2021-01-06 23:59:56,620 INFO L116 LiptonReduction]: Number of co-enabled transitions 30912 [2021-01-07 00:00:03,805 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2021-01-07 00:00:04,085 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2021-01-07 00:00:05,034 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-01-07 00:00:05,187 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-07 00:00:05,493 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2021-01-07 00:00:05,624 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-07 00:00:05,723 INFO L131 LiptonReduction]: Checked pairs total: 50460 [2021-01-07 00:00:05,723 INFO L133 LiptonReduction]: Total number of compositions: 227 [2021-01-07 00:00:05,724 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 99 transitions, 216 flow [2021-01-07 00:00:06,361 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8341 states. [2021-01-07 00:00:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 8341 states. [2021-01-07 00:00:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-07 00:00:06,364 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:06,364 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-07 00:00:06,364 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:06,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:06,365 INFO L82 PathProgramCache]: Analyzing trace with hash -19841823, now seen corresponding path program 1 times [2021-01-07 00:00:06,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:06,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368274903] [2021-01-07 00:00:06,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:06,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:00:06,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368274903] [2021-01-07 00:00:06,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:00:06,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 00:00:06,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881238975] [2021-01-07 00:00:06,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 00:00:06,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:06,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 00:00:06,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 00:00:06,392 INFO L87 Difference]: Start difference. First operand 8341 states. Second operand 3 states. [2021-01-07 00:00:06,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:06,511 INFO L93 Difference]: Finished difference Result 8342 states and 24474 transitions. [2021-01-07 00:00:06,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 00:00:06,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-07 00:00:06,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:06,567 INFO L225 Difference]: With dead ends: 8342 [2021-01-07 00:00:06,568 INFO L226 Difference]: Without dead ends: 5504 [2021-01-07 00:00:06,571 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 [2021-01-07 00:00:06,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5504 states. [2021-01-07 00:00:06,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5504 to 5504. [2021-01-07 00:00:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5504 states. [2021-01-07 00:00:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 5504 states and 15670 transitions. [2021-01-07 00:00:06,923 INFO L78 Accepts]: Start accepts. Automaton has 5504 states and 15670 transitions. Word has length 6 [2021-01-07 00:00:06,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:06,923 INFO L481 AbstractCegarLoop]: Abstraction has 5504 states and 15670 transitions. [2021-01-07 00:00:06,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 00:00:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 15670 transitions. [2021-01-07 00:00:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-07 00:00:06,927 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:06,927 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:00:06,927 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-07 00:00:06,927 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:06,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:06,928 INFO L82 PathProgramCache]: Analyzing trace with hash -724350112, now seen corresponding path program 1 times [2021-01-07 00:00:06,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:06,931 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987626965] [2021-01-07 00:00:06,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:00:06,968 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987626965] [2021-01-07 00:00:06,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813483260] [2021-01-07 00:00:06,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:07,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-07 00:00:07,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:07,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-07 00:00:07,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 00:00:07,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-07 00:00:07,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516060543] [2021-01-07 00:00:07,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 00:00:07,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:07,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 00:00:07,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:00:07,060 INFO L87 Difference]: Start difference. First operand 5504 states and 15670 transitions. Second operand 3 states. [2021-01-07 00:00:07,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:07,117 INFO L93 Difference]: Finished difference Result 5500 states and 15666 transitions. [2021-01-07 00:00:07,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 00:00:07,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-07 00:00:07,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:07,157 INFO L225 Difference]: With dead ends: 5500 [2021-01-07 00:00:07,157 INFO L226 Difference]: Without dead ends: 5500 [2021-01-07 00:00:07,159 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:00:07,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5500 states. [2021-01-07 00:00:07,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5500 to 5500. [2021-01-07 00:00:07,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5500 states. [2021-01-07 00:00:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5500 states to 5500 states and 15666 transitions. [2021-01-07 00:00:07,376 INFO L78 Accepts]: Start accepts. Automaton has 5500 states and 15666 transitions. Word has length 7 [2021-01-07 00:00:07,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:07,377 INFO L481 AbstractCegarLoop]: Abstraction has 5500 states and 15666 transitions. [2021-01-07 00:00:07,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 00:00:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 5500 states and 15666 transitions. [2021-01-07 00:00:07,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-07 00:00:07,377 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:07,378 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:00:07,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-01-07 00:00:07,591 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:07,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:07,592 INFO L82 PathProgramCache]: Analyzing trace with hash 387929099, now seen corresponding path program 1 times [2021-01-07 00:00:07,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:07,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237531293] [2021-01-07 00:00:07,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:00:07,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237531293] [2021-01-07 00:00:07,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212573283] [2021-01-07 00:00:07,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:07,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 00:00:07,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:00:07,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:07,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-01-07 00:00:07,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470788992] [2021-01-07 00:00:07,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 00:00:07,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:07,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 00:00:07,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:00:07,713 INFO L87 Difference]: Start difference. First operand 5500 states and 15666 transitions. Second operand 5 states. [2021-01-07 00:00:07,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:07,760 INFO L93 Difference]: Finished difference Result 5501 states and 15667 transitions. [2021-01-07 00:00:07,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 00:00:07,761 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2021-01-07 00:00:07,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:07,795 INFO L225 Difference]: With dead ends: 5501 [2021-01-07 00:00:07,795 INFO L226 Difference]: Without dead ends: 5501 [2021-01-07 00:00:07,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:00:07,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5501 states. [2021-01-07 00:00:08,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5501 to 5501. [2021-01-07 00:00:08,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5501 states. [2021-01-07 00:00:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 5501 states and 15667 transitions. [2021-01-07 00:00:08,072 INFO L78 Accepts]: Start accepts. Automaton has 5501 states and 15667 transitions. Word has length 9 [2021-01-07 00:00:08,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:08,073 INFO L481 AbstractCegarLoop]: Abstraction has 5501 states and 15667 transitions. [2021-01-07 00:00:08,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 00:00:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5501 states and 15667 transitions. [2021-01-07 00:00:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-07 00:00:08,073 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:08,073 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:00:08,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-01-07 00:00:08,288 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:08,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:08,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1886667052, now seen corresponding path program 2 times [2021-01-07 00:00:08,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:08,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637641066] [2021-01-07 00:00:08,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:08,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:00:08,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637641066] [2021-01-07 00:00:08,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666010215] [2021-01-07 00:00:08,321 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:08,401 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-07 00:00:08,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:08,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 17 conjunts are in the unsatisfiable core [2021-01-07 00:00:08,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:08,530 INFO L348 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2021-01-07 00:00:08,531 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 49 [2021-01-07 00:00:08,533 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:08,572 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.1 percent of original size [2021-01-07 00:00:08,577 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-01-07 00:00:08,579 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:08,596 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:08,602 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,605 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,607 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,608 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:00:08,610 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-07 00:00:08,610 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:45 [2021-01-07 00:00:08,612 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,613 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,614 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,615 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:00:08,643 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,644 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,645 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,646 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:00:08,672 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,673 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,674 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,675 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:00:08,716 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,718 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,719 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:00:08,720 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 6 disjuncts [2021-01-07 00:00:08,856 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:08,856 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 139 [2021-01-07 00:00:08,861 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-07 00:00:08,862 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:00:08,863 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:00:08,864 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:00:08,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:00:08,872 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:08,945 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:08,945 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:00:08,951 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:00:08,952 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:00:08,953 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:00:08,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:00:08,958 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,035 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:09,036 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:00:09,039 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:00:09,040 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:00:09,041 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:00:09,042 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:00:09,044 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,120 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:09,120 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:00:09,124 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:00:09,125 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:00:09,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:00:09,127 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:00:09,130 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,187 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:09,187 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:00:09,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:00:09,192 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:00:09,193 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:00:09,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:00:09,197 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,375 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2021-01-07 00:00:09,376 INFO L625 ElimStorePlain]: treesize reduction 80, result has 46.7 percent of original size [2021-01-07 00:00:09,383 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-01-07 00:00:09,383 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:169, output treesize:27 [2021-01-07 00:00:09,415 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-01-07 00:00:09,420 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-01-07 00:00:09,421 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,426 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:09,427 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 00:00:09,433 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:00:09,435 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-07 00:00:09,436 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:26, output treesize:22 [2021-01-07 00:00:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-07 00:00:09,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 00:00:09,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2021-01-07 00:00:09,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703763531] [2021-01-07 00:00:09,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 00:00:09,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:09,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 00:00:09,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-07 00:00:09,484 INFO L87 Difference]: Start difference. First operand 5501 states and 15667 transitions. Second operand 5 states. [2021-01-07 00:00:09,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:09,800 INFO L93 Difference]: Finished difference Result 5878 states and 16336 transitions. [2021-01-07 00:00:09,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 00:00:09,801 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2021-01-07 00:00:09,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:09,823 INFO L225 Difference]: With dead ends: 5878 [2021-01-07 00:00:09,823 INFO L226 Difference]: Without dead ends: 5618 [2021-01-07 00:00:09,824 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-01-07 00:00:09,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2021-01-07 00:00:10,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 5570. [2021-01-07 00:00:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5570 states. [2021-01-07 00:00:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5570 states to 5570 states and 15563 transitions. [2021-01-07 00:00:10,033 INFO L78 Accepts]: Start accepts. Automaton has 5570 states and 15563 transitions. Word has length 10 [2021-01-07 00:00:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:10,033 INFO L481 AbstractCegarLoop]: Abstraction has 5570 states and 15563 transitions. [2021-01-07 00:00:10,033 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 00:00:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 5570 states and 15563 transitions. [2021-01-07 00:00:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-01-07 00:00:10,035 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:10,035 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:10,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-01-07 00:00:10,249 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:10,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:10,249 INFO L82 PathProgramCache]: Analyzing trace with hash 800131243, now seen corresponding path program 1 times [2021-01-07 00:00:10,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:10,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42387059] [2021-01-07 00:00:10,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:10,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42387059] [2021-01-07 00:00:10,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599141140] [2021-01-07 00:00:10,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:10,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-07 00:00:10,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:10,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:10,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-01-07 00:00:10,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595026145] [2021-01-07 00:00:10,393 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-07 00:00:10,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:10,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-07 00:00:10,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-07 00:00:10,399 INFO L87 Difference]: Start difference. First operand 5570 states and 15563 transitions. Second operand 6 states. [2021-01-07 00:00:10,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:10,451 INFO L93 Difference]: Finished difference Result 5571 states and 15564 transitions. [2021-01-07 00:00:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-07 00:00:10,452 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2021-01-07 00:00:10,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:10,472 INFO L225 Difference]: With dead ends: 5571 [2021-01-07 00:00:10,472 INFO L226 Difference]: Without dead ends: 5571 [2021-01-07 00:00:10,472 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-01-07 00:00:10,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5571 states. [2021-01-07 00:00:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5571 to 5571. [2021-01-07 00:00:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5571 states. [2021-01-07 00:00:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 5571 states and 15564 transitions. [2021-01-07 00:00:10,677 INFO L78 Accepts]: Start accepts. Automaton has 5571 states and 15564 transitions. Word has length 14 [2021-01-07 00:00:10,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:10,677 INFO L481 AbstractCegarLoop]: Abstraction has 5571 states and 15564 transitions. [2021-01-07 00:00:10,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-07 00:00:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 5571 states and 15564 transitions. [2021-01-07 00:00:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-01-07 00:00:10,678 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:10,678 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:10,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:10,894 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:10,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:10,894 INFO L82 PathProgramCache]: Analyzing trace with hash 800598058, now seen corresponding path program 2 times [2021-01-07 00:00:10,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:10,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36114527] [2021-01-07 00:00:10,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:10,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36114527] [2021-01-07 00:00:10,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433382823] [2021-01-07 00:00:10,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:11,098 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 00:00:11,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:11,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-07 00:00:11,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:11,142 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:11,142 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-01-07 00:00:11,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510878144] [2021-01-07 00:00:11,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 00:00:11,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:11,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 00:00:11,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:00:11,145 INFO L87 Difference]: Start difference. First operand 5571 states and 15564 transitions. Second operand 7 states. [2021-01-07 00:00:11,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:11,194 INFO L93 Difference]: Finished difference Result 5572 states and 15565 transitions. [2021-01-07 00:00:11,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 00:00:11,195 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 15 [2021-01-07 00:00:11,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:11,216 INFO L225 Difference]: With dead ends: 5572 [2021-01-07 00:00:11,217 INFO L226 Difference]: Without dead ends: 5572 [2021-01-07 00:00:11,217 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:00:11,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5572 states. [2021-01-07 00:00:11,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5572 to 5572. [2021-01-07 00:00:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5572 states. [2021-01-07 00:00:11,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 5572 states and 15565 transitions. [2021-01-07 00:00:11,463 INFO L78 Accepts]: Start accepts. Automaton has 5572 states and 15565 transitions. Word has length 15 [2021-01-07 00:00:11,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:11,463 INFO L481 AbstractCegarLoop]: Abstraction has 5572 states and 15565 transitions. [2021-01-07 00:00:11,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 00:00:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 5572 states and 15565 transitions. [2021-01-07 00:00:11,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-07 00:00:11,464 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:11,465 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:11,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-01-07 00:00:11,679 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:11,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:11,680 INFO L82 PathProgramCache]: Analyzing trace with hash 815069323, now seen corresponding path program 3 times [2021-01-07 00:00:11,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:11,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206572903] [2021-01-07 00:00:11,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:11,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206572903] [2021-01-07 00:00:11,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186391027] [2021-01-07 00:00:11,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:11,832 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-01-07 00:00:11,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:11,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-07 00:00:11,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:11,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:11,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-01-07 00:00:11,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810875945] [2021-01-07 00:00:11,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 00:00:11,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:11,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 00:00:11,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-07 00:00:11,871 INFO L87 Difference]: Start difference. First operand 5572 states and 15565 transitions. Second operand 8 states. [2021-01-07 00:00:11,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:11,927 INFO L93 Difference]: Finished difference Result 5573 states and 15566 transitions. [2021-01-07 00:00:11,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 00:00:11,928 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2021-01-07 00:00:11,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:11,949 INFO L225 Difference]: With dead ends: 5573 [2021-01-07 00:00:11,949 INFO L226 Difference]: Without dead ends: 5573 [2021-01-07 00:00:11,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-07 00:00:12,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5573 states. [2021-01-07 00:00:12,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5573 to 5573. [2021-01-07 00:00:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5573 states. [2021-01-07 00:00:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 5573 states and 15566 transitions. [2021-01-07 00:00:12,154 INFO L78 Accepts]: Start accepts. Automaton has 5573 states and 15566 transitions. Word has length 16 [2021-01-07 00:00:12,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:12,154 INFO L481 AbstractCegarLoop]: Abstraction has 5573 states and 15566 transitions. [2021-01-07 00:00:12,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-07 00:00:12,154 INFO L276 IsEmpty]: Start isEmpty. Operand 5573 states and 15566 transitions. [2021-01-07 00:00:12,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-07 00:00:12,155 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:12,155 INFO L422 BasicCegarLoop]: trace histogram [5, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:12,369 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:12,369 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:12,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:12,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1263678538, now seen corresponding path program 4 times [2021-01-07 00:00:12,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:12,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465433903] [2021-01-07 00:00:12,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:12,431 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465433903] [2021-01-07 00:00:12,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564705018] [2021-01-07 00:00:12,432 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:12,521 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-01-07 00:00:12,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:12,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2021-01-07 00:00:12,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:12,547 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:12,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-01-07 00:00:12,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039489594] [2021-01-07 00:00:12,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-07 00:00:12,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:12,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-07 00:00:12,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-07 00:00:12,548 INFO L87 Difference]: Start difference. First operand 5573 states and 15566 transitions. Second operand 9 states. [2021-01-07 00:00:12,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:12,586 INFO L93 Difference]: Finished difference Result 5574 states and 15567 transitions. [2021-01-07 00:00:12,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-07 00:00:12,587 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2021-01-07 00:00:12,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:12,605 INFO L225 Difference]: With dead ends: 5574 [2021-01-07 00:00:12,605 INFO L226 Difference]: Without dead ends: 5574 [2021-01-07 00:00:12,606 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-01-07 00:00:12,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5574 states. [2021-01-07 00:00:12,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5574 to 5574. [2021-01-07 00:00:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5574 states. [2021-01-07 00:00:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5574 states to 5574 states and 15567 transitions. [2021-01-07 00:00:12,865 INFO L78 Accepts]: Start accepts. Automaton has 5574 states and 15567 transitions. Word has length 17 [2021-01-07 00:00:12,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:12,865 INFO L481 AbstractCegarLoop]: Abstraction has 5574 states and 15567 transitions. [2021-01-07 00:00:12,865 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-07 00:00:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 5574 states and 15567 transitions. [2021-01-07 00:00:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-07 00:00:12,866 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:12,867 INFO L422 BasicCegarLoop]: trace histogram [6, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:13,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:13,076 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:13,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:13,077 INFO L82 PathProgramCache]: Analyzing trace with hash -2009304981, now seen corresponding path program 5 times [2021-01-07 00:00:13,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:13,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427979385] [2021-01-07 00:00:13,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:13,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427979385] [2021-01-07 00:00:13,169 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117762918] [2021-01-07 00:00:13,169 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:13,290 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-01-07 00:00:13,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:13,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 8 conjunts are in the unsatisfiable core [2021-01-07 00:00:13,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:13,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:13,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-01-07 00:00:13,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477115372] [2021-01-07 00:00:13,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-07 00:00:13,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:13,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-07 00:00:13,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-07 00:00:13,327 INFO L87 Difference]: Start difference. First operand 5574 states and 15567 transitions. Second operand 10 states. [2021-01-07 00:00:13,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:13,375 INFO L93 Difference]: Finished difference Result 5575 states and 15568 transitions. [2021-01-07 00:00:13,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-07 00:00:13,376 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2021-01-07 00:00:13,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:13,393 INFO L225 Difference]: With dead ends: 5575 [2021-01-07 00:00:13,394 INFO L226 Difference]: Without dead ends: 5575 [2021-01-07 00:00:13,396 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-01-07 00:00:13,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5575 states. [2021-01-07 00:00:13,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5575 to 5575. [2021-01-07 00:00:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5575 states. [2021-01-07 00:00:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5575 states to 5575 states and 15568 transitions. [2021-01-07 00:00:13,572 INFO L78 Accepts]: Start accepts. Automaton has 5575 states and 15568 transitions. Word has length 18 [2021-01-07 00:00:13,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:13,572 INFO L481 AbstractCegarLoop]: Abstraction has 5575 states and 15568 transitions. [2021-01-07 00:00:13,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-07 00:00:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 5575 states and 15568 transitions. [2021-01-07 00:00:13,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 00:00:13,576 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:13,576 INFO L422 BasicCegarLoop]: trace histogram [7, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:13,789 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-01-07 00:00:13,790 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:13,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:13,791 INFO L82 PathProgramCache]: Analyzing trace with hash -392578966, now seen corresponding path program 6 times [2021-01-07 00:00:13,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:13,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980027948] [2021-01-07 00:00:13,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:13,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980027948] [2021-01-07 00:00:13,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68844426] [2021-01-07 00:00:13,888 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:14,000 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-01-07 00:00:14,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:14,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2021-01-07 00:00:14,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:14,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:14,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-01-07 00:00:14,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159914047] [2021-01-07 00:00:14,045 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-07 00:00:14,045 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:14,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-07 00:00:14,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-07 00:00:14,046 INFO L87 Difference]: Start difference. First operand 5575 states and 15568 transitions. Second operand 11 states. [2021-01-07 00:00:14,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:14,091 INFO L93 Difference]: Finished difference Result 5576 states and 15569 transitions. [2021-01-07 00:00:14,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-01-07 00:00:14,091 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2021-01-07 00:00:14,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:14,110 INFO L225 Difference]: With dead ends: 5576 [2021-01-07 00:00:14,111 INFO L226 Difference]: Without dead ends: 5576 [2021-01-07 00:00:14,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-01-07 00:00:14,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5576 states. [2021-01-07 00:00:14,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5576 to 5576. [2021-01-07 00:00:14,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5576 states. [2021-01-07 00:00:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 5576 states and 15569 transitions. [2021-01-07 00:00:14,287 INFO L78 Accepts]: Start accepts. Automaton has 5576 states and 15569 transitions. Word has length 19 [2021-01-07 00:00:14,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:14,288 INFO L481 AbstractCegarLoop]: Abstraction has 5576 states and 15569 transitions. [2021-01-07 00:00:14,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-07 00:00:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 5576 states and 15569 transitions. [2021-01-07 00:00:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-01-07 00:00:14,289 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:14,289 INFO L422 BasicCegarLoop]: trace histogram [8, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:14,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:14,504 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:14,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:14,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1813680053, now seen corresponding path program 7 times [2021-01-07 00:00:14,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:14,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339430476] [2021-01-07 00:00:14,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:14,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:14,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339430476] [2021-01-07 00:00:14,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702401416] [2021-01-07 00:00:14,608 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:14,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 10 conjunts are in the unsatisfiable core [2021-01-07 00:00:14,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:14,740 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:14,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:14,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-01-07 00:00:14,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168145995] [2021-01-07 00:00:14,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-07 00:00:14,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:14,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-07 00:00:14,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-07 00:00:14,742 INFO L87 Difference]: Start difference. First operand 5576 states and 15569 transitions. Second operand 12 states. [2021-01-07 00:00:14,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:14,788 INFO L93 Difference]: Finished difference Result 5577 states and 15570 transitions. [2021-01-07 00:00:14,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-01-07 00:00:14,789 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2021-01-07 00:00:14,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:14,837 INFO L225 Difference]: With dead ends: 5577 [2021-01-07 00:00:14,837 INFO L226 Difference]: Without dead ends: 5577 [2021-01-07 00:00:14,838 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-01-07 00:00:14,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5577 states. [2021-01-07 00:00:14,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5577 to 5577. [2021-01-07 00:00:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5577 states. [2021-01-07 00:00:15,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5577 states to 5577 states and 15570 transitions. [2021-01-07 00:00:15,018 INFO L78 Accepts]: Start accepts. Automaton has 5577 states and 15570 transitions. Word has length 20 [2021-01-07 00:00:15,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:15,018 INFO L481 AbstractCegarLoop]: Abstraction has 5577 states and 15570 transitions. [2021-01-07 00:00:15,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-07 00:00:15,018 INFO L276 IsEmpty]: Start isEmpty. Operand 5577 states and 15570 transitions. [2021-01-07 00:00:15,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-07 00:00:15,019 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:15,019 INFO L422 BasicCegarLoop]: trace histogram [9, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:15,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-01-07 00:00:15,235 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:15,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:15,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1376826506, now seen corresponding path program 8 times [2021-01-07 00:00:15,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:15,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347031253] [2021-01-07 00:00:15,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:00:15,370 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:15,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347031253] [2021-01-07 00:00:15,371 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157017484] [2021-01-07 00:00:15,371 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:00:15,466 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 00:00:15,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:00:15,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2021-01-07 00:00:15,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:00:15,513 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-07 00:00:15,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:00:15,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-01-07 00:00:15,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350529496] [2021-01-07 00:00:15,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-07 00:00:15,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:00:15,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-07 00:00:15,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-07 00:00:15,515 INFO L87 Difference]: Start difference. First operand 5577 states and 15570 transitions. Second operand 13 states. [2021-01-07 00:00:15,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:00:15,562 INFO L93 Difference]: Finished difference Result 5578 states and 15571 transitions. [2021-01-07 00:00:15,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-07 00:00:15,563 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 21 [2021-01-07 00:00:15,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:00:15,579 INFO L225 Difference]: With dead ends: 5578 [2021-01-07 00:00:15,579 INFO L226 Difference]: Without dead ends: 5578 [2021-01-07 00:00:15,580 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-01-07 00:00:15,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5578 states. [2021-01-07 00:00:15,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5578 to 5578. [2021-01-07 00:00:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5578 states. [2021-01-07 00:00:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 5578 states and 15571 transitions. [2021-01-07 00:00:15,760 INFO L78 Accepts]: Start accepts. Automaton has 5578 states and 15571 transitions. Word has length 21 [2021-01-07 00:00:15,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:00:15,760 INFO L481 AbstractCegarLoop]: Abstraction has 5578 states and 15571 transitions. [2021-01-07 00:00:15,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-07 00:00:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 5578 states and 15571 transitions. [2021-01-07 00:00:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-07 00:00:15,761 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:00:15,761 INFO L422 BasicCegarLoop]: trace histogram [10, 3, 2, 2, 1, 1, 1, 1, 1] [2021-01-07 00:00:15,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-01-07 00:00:15,976 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:00:15,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:00:15,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1498282027, now seen corresponding path program 9 times [2021-01-07 00:00:15,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:00:15,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810565830] [2021-01-07 00:00:15,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:00:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-07 00:00:16,007 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-07 00:00:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-07 00:00:16,023 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-07 00:00:16,046 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-07 00:00:16,047 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-07 00:00:16,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-07 00:00:16,047 WARN L342 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-07 00:00:16,048 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-01-07 00:00:16,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,073 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,073 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,073 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,074 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,075 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,076 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,077 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,078 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,079 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,080 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,081 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,082 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,083 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,084 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,085 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,086 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,087 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,088 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,089 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,090 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,093 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,093 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,094 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,095 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,096 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,097 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,098 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,099 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,099 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,100 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,101 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,102 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,103 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,104 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,105 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,106 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,107 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,108 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,109 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,110 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,111 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,112 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,113 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,114 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,115 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,116 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,117 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,118 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,119 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,120 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,121 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,122 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,123 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,124 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,125 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,126 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,127 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,128 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,129 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,130 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,131 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,132 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,133 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,134 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,135 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,141 WARN L313 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-07 00:00:16,144 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-01-07 00:00:16,145 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-01-07 00:00:16,145 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-07 00:00:16,145 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-07 00:00:16,145 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-07 00:00:16,146 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-07 00:00:16,146 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-07 00:00:16,146 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-07 00:00:16,146 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-07 00:00:16,146 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-07 00:00:16,149 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-07 00:00:16,149 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 273 places, 325 transitions, 680 flow [2021-01-07 00:00:16,149 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 273 places, 325 transitions, 680 flow [2021-01-07 00:00:16,149 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 273 places, 325 transitions, 680 flow [2021-01-07 00:00:16,267 INFO L129 PetriNetUnfolder]: 110/603 cut-off events. [2021-01-07 00:00:16,267 INFO L130 PetriNetUnfolder]: For 19/24 co-relation queries the response was YES. [2021-01-07 00:00:16,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 603 events. 110/603 cut-off events. For 19/24 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2858 event pairs, 1 based on Foata normal form. 0/482 useless extension candidates. Maximal degree in co-relation 419. Up to 16 conditions per place. [2021-01-07 00:00:16,329 INFO L116 LiptonReduction]: Number of co-enabled transitions 61272 [2021-01-07 00:00:24,285 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-01-07 00:00:26,187 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2021-01-07 00:00:26,309 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-07 00:00:26,585 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 89 [2021-01-07 00:00:26,708 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-01-07 00:00:27,735 INFO L131 LiptonReduction]: Checked pairs total: 103981 [2021-01-07 00:00:27,735 INFO L133 LiptonReduction]: Total number of compositions: 298 [2021-01-07 00:00:27,736 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 129 transitions, 288 flow [2021-01-07 00:01:15,735 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 151963 states. [2021-01-07 00:01:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 151963 states. [2021-01-07 00:01:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-01-07 00:01:15,736 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:01:15,736 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-01-07 00:01:15,736 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:01:15,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:01:15,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1271686045, now seen corresponding path program 1 times [2021-01-07 00:01:15,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:01:15,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924284613] [2021-01-07 00:01:15,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:01:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:01:15,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:01:15,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924284613] [2021-01-07 00:01:15,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-07 00:01:15,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-07 00:01:15,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840457056] [2021-01-07 00:01:15,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 00:01:15,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:01:15,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 00:01:15,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-07 00:01:15,753 INFO L87 Difference]: Start difference. First operand 151963 states. Second operand 3 states. [2021-01-07 00:01:18,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:01:18,705 INFO L93 Difference]: Finished difference Result 151964 states and 595921 transitions. [2021-01-07 00:01:18,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 00:01:18,705 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2021-01-07 00:01:18,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:01:19,782 INFO L225 Difference]: With dead ends: 151964 [2021-01-07 00:01:19,782 INFO L226 Difference]: Without dead ends: 114078 [2021-01-07 00:01:19,783 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 [2021-01-07 00:01:27,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114078 states. [2021-01-07 00:01:32,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114078 to 114078. [2021-01-07 00:01:32,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114078 states. [2021-01-07 00:01:34,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114078 states to 114078 states and 438755 transitions. [2021-01-07 00:01:34,013 INFO L78 Accepts]: Start accepts. Automaton has 114078 states and 438755 transitions. Word has length 6 [2021-01-07 00:01:34,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:01:34,013 INFO L481 AbstractCegarLoop]: Abstraction has 114078 states and 438755 transitions. [2021-01-07 00:01:34,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 00:01:34,013 INFO L276 IsEmpty]: Start isEmpty. Operand 114078 states and 438755 transitions. [2021-01-07 00:01:34,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-01-07 00:01:34,014 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:01:34,014 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:01:34,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-07 00:01:34,014 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:01:34,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:01:34,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1573343853, now seen corresponding path program 1 times [2021-01-07 00:01:34,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:01:34,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978267186] [2021-01-07 00:01:34,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:01:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:01:34,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:01:34,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978267186] [2021-01-07 00:01:34,047 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823636407] [2021-01-07 00:01:34,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:01:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:01:34,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-07 00:01:34,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:01:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-07 00:01:34,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 00:01:34,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2021-01-07 00:01:34,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037198307] [2021-01-07 00:01:34,568 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-07 00:01:34,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:01:34,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-07 00:01:34,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:01:34,570 INFO L87 Difference]: Start difference. First operand 114078 states and 438755 transitions. Second operand 3 states. [2021-01-07 00:01:35,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:01:35,862 INFO L93 Difference]: Finished difference Result 114074 states and 438751 transitions. [2021-01-07 00:01:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-07 00:01:35,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2021-01-07 00:01:35,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:01:36,908 INFO L225 Difference]: With dead ends: 114074 [2021-01-07 00:01:36,909 INFO L226 Difference]: Without dead ends: 114074 [2021-01-07 00:01:36,909 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:01:45,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114074 states. [2021-01-07 00:01:48,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114074 to 114074. [2021-01-07 00:01:48,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114074 states. [2021-01-07 00:01:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114074 states to 114074 states and 438751 transitions. [2021-01-07 00:01:49,449 INFO L78 Accepts]: Start accepts. Automaton has 114074 states and 438751 transitions. Word has length 7 [2021-01-07 00:01:49,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:01:49,449 INFO L481 AbstractCegarLoop]: Abstraction has 114074 states and 438751 transitions. [2021-01-07 00:01:49,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-07 00:01:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 114074 states and 438751 transitions. [2021-01-07 00:01:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-07 00:01:49,450 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:01:49,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:01:49,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:01:49,664 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:01:49,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:01:49,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1976294186, now seen corresponding path program 1 times [2021-01-07 00:01:49,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:01:49,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89117551] [2021-01-07 00:01:49,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:01:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:01:49,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:01:49,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89117551] [2021-01-07 00:01:49,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730771150] [2021-01-07 00:01:49,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:01:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:01:49,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-07 00:01:49,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:01:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:01:49,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:01:49,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-01-07 00:01:49,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545668176] [2021-01-07 00:01:49,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 00:01:49,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:01:49,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 00:01:49,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:01:49,795 INFO L87 Difference]: Start difference. First operand 114074 states and 438751 transitions. Second operand 5 states. [2021-01-07 00:01:51,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:01:51,009 INFO L93 Difference]: Finished difference Result 114075 states and 438752 transitions. [2021-01-07 00:01:51,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 00:01:51,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2021-01-07 00:01:51,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:01:51,469 INFO L225 Difference]: With dead ends: 114075 [2021-01-07 00:01:51,469 INFO L226 Difference]: Without dead ends: 114075 [2021-01-07 00:01:51,469 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-01-07 00:01:59,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114075 states. [2021-01-07 00:02:02,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114075 to 114075. [2021-01-07 00:02:02,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114075 states. [2021-01-07 00:02:03,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114075 states to 114075 states and 438752 transitions. [2021-01-07 00:02:03,858 INFO L78 Accepts]: Start accepts. Automaton has 114075 states and 438752 transitions. Word has length 9 [2021-01-07 00:02:03,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:02:03,858 INFO L481 AbstractCegarLoop]: Abstraction has 114075 states and 438752 transitions. [2021-01-07 00:02:03,858 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 00:02:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 114075 states and 438752 transitions. [2021-01-07 00:02:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-01-07 00:02:03,859 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:02:03,859 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:02:04,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-01-07 00:02:04,070 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:02:04,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:02:04,071 INFO L82 PathProgramCache]: Analyzing trace with hash 360119290, now seen corresponding path program 2 times [2021-01-07 00:02:04,071 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:02:04,071 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306297839] [2021-01-07 00:02:04,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:02:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:04,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-07 00:02:04,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306297839] [2021-01-07 00:02:04,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690059541] [2021-01-07 00:02:04,100 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:04,199 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-01-07 00:02:04,199 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:02:04,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 17 conjunts are in the unsatisfiable core [2021-01-07 00:02:04,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:02:04,301 INFO L348 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2021-01-07 00:02:04,302 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 49 [2021-01-07 00:02:04,306 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:04,356 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.1 percent of original size [2021-01-07 00:02:04,361 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-01-07 00:02:04,362 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:04,386 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:04,389 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,391 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,392 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,392 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:02:04,394 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-07 00:02:04,394 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:26, output treesize:45 [2021-01-07 00:02:04,396 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,397 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,397 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,398 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:02:04,419 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,420 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,420 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,421 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:02:04,442 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,443 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,443 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,444 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 4 disjuncts [2021-01-07 00:02:04,472 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,473 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,474 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-01-07 00:02:04,474 INFO L639 QuantifierPusher]: Distributing 5 conjuncts over 6 disjuncts [2021-01-07 00:02:04,553 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:04,553 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:02:04,556 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:02:04,556 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:02:04,557 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:02:04,558 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:02:04,560 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:04,643 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:04,644 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:02:04,646 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:02:04,649 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:02:04,650 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:02:04,651 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:02:04,653 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:04,772 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:04,773 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 139 [2021-01-07 00:02:04,779 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-07 00:02:04,784 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:02:04,785 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:02:04,786 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:02:04,787 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:02:04,790 INFO L547 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:04,869 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:04,870 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:02:04,873 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:02:04,874 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:02:04,875 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:02:04,876 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:02:04,878 INFO L547 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:05,630 WARN L197 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2021-01-07 00:02:05,631 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:05,631 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 26 treesize of output 96 [2021-01-07 00:02:05,635 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-07 00:02:05,635 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-07 00:02:05,636 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-07 00:02:05,637 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-07 00:02:05,640 INFO L547 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:05,798 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2021-01-07 00:02:05,799 INFO L625 ElimStorePlain]: treesize reduction 80, result has 46.7 percent of original size [2021-01-07 00:02:05,803 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-01-07 00:02:05,803 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:169, output treesize:27 [2021-01-07 00:02:05,836 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-01-07 00:02:05,840 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-01-07 00:02:05,842 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-01-07 00:02:05,847 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:05,850 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-01-07 00:02:05,857 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-01-07 00:02:05,859 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2021-01-07 00:02:05,859 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:26, output treesize:22 [2021-01-07 00:02:05,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-07 00:02:05,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-07 00:02:05,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 7 [2021-01-07 00:02:05,898 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613376562] [2021-01-07 00:02:05,898 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-07 00:02:05,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:02:05,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-07 00:02:05,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-07 00:02:05,899 INFO L87 Difference]: Start difference. First operand 114075 states and 438752 transitions. Second operand 5 states. [2021-01-07 00:02:07,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:02:07,755 INFO L93 Difference]: Finished difference Result 121480 states and 460736 transitions. [2021-01-07 00:02:07,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-07 00:02:07,756 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2021-01-07 00:02:07,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:02:08,646 INFO L225 Difference]: With dead ends: 121480 [2021-01-07 00:02:08,646 INFO L226 Difference]: Without dead ends: 119827 [2021-01-07 00:02:08,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-01-07 00:02:18,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119827 states. [2021-01-07 00:02:21,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119827 to 119391. [2021-01-07 00:02:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119391 states. [2021-01-07 00:02:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119391 states to 119391 states and 453799 transitions. [2021-01-07 00:02:22,193 INFO L78 Accepts]: Start accepts. Automaton has 119391 states and 453799 transitions. Word has length 10 [2021-01-07 00:02:22,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:02:22,194 INFO L481 AbstractCegarLoop]: Abstraction has 119391 states and 453799 transitions. [2021-01-07 00:02:22,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-07 00:02:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 119391 states and 453799 transitions. [2021-01-07 00:02:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-07 00:02:22,195 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:02:22,196 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-07 00:02:22,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-01-07 00:02:22,397 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:02:22,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:02:22,398 INFO L82 PathProgramCache]: Analyzing trace with hash -877767845, now seen corresponding path program 1 times [2021-01-07 00:02:22,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:02:22,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138079971] [2021-01-07 00:02:22,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:02:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-01-07 00:02:22,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138079971] [2021-01-07 00:02:22,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019803184] [2021-01-07 00:02:22,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:22,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-07 00:02:22,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:02:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-01-07 00:02:22,570 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:02:22,570 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-01-07 00:02:22,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720085759] [2021-01-07 00:02:22,571 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 00:02:22,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:02:22,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 00:02:22,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:02:22,572 INFO L87 Difference]: Start difference. First operand 119391 states and 453799 transitions. Second operand 7 states. [2021-01-07 00:02:23,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:02:23,966 INFO L93 Difference]: Finished difference Result 119289 states and 453605 transitions. [2021-01-07 00:02:23,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 00:02:23,966 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2021-01-07 00:02:23,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:02:25,059 INFO L225 Difference]: With dead ends: 119289 [2021-01-07 00:02:25,059 INFO L226 Difference]: Without dead ends: 119289 [2021-01-07 00:02:25,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:02:33,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119289 states. [2021-01-07 00:02:36,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119289 to 119289. [2021-01-07 00:02:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119289 states. [2021-01-07 00:02:37,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119289 states to 119289 states and 453605 transitions. [2021-01-07 00:02:37,508 INFO L78 Accepts]: Start accepts. Automaton has 119289 states and 453605 transitions. Word has length 18 [2021-01-07 00:02:37,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:02:37,508 INFO L481 AbstractCegarLoop]: Abstraction has 119289 states and 453605 transitions. [2021-01-07 00:02:37,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 00:02:37,508 INFO L276 IsEmpty]: Start isEmpty. Operand 119289 states and 453605 transitions. [2021-01-07 00:02:37,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-07 00:02:37,515 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:02:37,515 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-01-07 00:02:37,730 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,26 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:37,730 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:02:37,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:02:37,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1066870029, now seen corresponding path program 1 times [2021-01-07 00:02:37,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:02:37,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424839342] [2021-01-07 00:02:37,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:02:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-07 00:02:37,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424839342] [2021-01-07 00:02:37,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931579224] [2021-01-07 00:02:37,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:37,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2021-01-07 00:02:37,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:02:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-07 00:02:37,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:02:37,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-01-07 00:02:37,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519913228] [2021-01-07 00:02:37,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-07 00:02:37,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:02:37,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-07 00:02:37,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:02:37,943 INFO L87 Difference]: Start difference. First operand 119289 states and 453605 transitions. Second operand 7 states. [2021-01-07 00:02:39,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:02:39,489 INFO L93 Difference]: Finished difference Result 119290 states and 453606 transitions. [2021-01-07 00:02:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-07 00:02:39,490 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2021-01-07 00:02:39,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:02:40,009 INFO L225 Difference]: With dead ends: 119290 [2021-01-07 00:02:40,009 INFO L226 Difference]: Without dead ends: 119290 [2021-01-07 00:02:40,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-07 00:02:48,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119290 states. [2021-01-07 00:02:51,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119290 to 119290. [2021-01-07 00:02:51,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119290 states. [2021-01-07 00:02:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119290 states to 119290 states and 453606 transitions. [2021-01-07 00:02:52,696 INFO L78 Accepts]: Start accepts. Automaton has 119290 states and 453606 transitions. Word has length 19 [2021-01-07 00:02:52,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-07 00:02:52,697 INFO L481 AbstractCegarLoop]: Abstraction has 119290 states and 453606 transitions. [2021-01-07 00:02:52,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-07 00:02:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 119290 states and 453606 transitions. [2021-01-07 00:02:52,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-01-07 00:02:52,707 INFO L414 BasicCegarLoop]: Found error trace [2021-01-07 00:02:52,707 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 1, 1, 1, 1, 1, 1] [2021-01-07 00:02:52,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:52,938 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-07 00:02:52,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-07 00:02:52,940 INFO L82 PathProgramCache]: Analyzing trace with hash 363561437, now seen corresponding path program 2 times [2021-01-07 00:02:52,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-07 00:02:52,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018689341] [2021-01-07 00:02:52,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-07 00:02:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-07 00:02:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-07 00:02:53,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018689341] [2021-01-07 00:02:53,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513053975] [2021-01-07 00:02:53,049 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-07 00:02:53,239 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-01-07 00:02:53,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-07 00:02:53,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 6 conjunts are in the unsatisfiable core [2021-01-07 00:02:53,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-07 00:02:53,278 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-01-07 00:02:53,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-07 00:02:53,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-01-07 00:02:53,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126054499] [2021-01-07 00:02:53,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-07 00:02:53,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-07 00:02:53,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-07 00:02:53,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-01-07 00:02:53,280 INFO L87 Difference]: Start difference. First operand 119290 states and 453606 transitions. Second operand 8 states. [2021-01-07 00:02:55,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-07 00:02:55,044 INFO L93 Difference]: Finished difference Result 119291 states and 453607 transitions. [2021-01-07 00:02:55,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-07 00:02:55,045 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2021-01-07 00:02:55,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-07 00:02:55,795 INFO L225 Difference]: With dead ends: 119291 [2021-01-07 00:02:55,795 INFO L226 Difference]: Without dead ends: 119291 [2021-01-07 00:02:55,796 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56