/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-770125f [2021-05-22 01:00:46,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-22 01:00:46,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-22 01:00:46,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-22 01:00:46,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-22 01:00:46,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-22 01:00:46,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-22 01:00:46,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-22 01:00:46,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-22 01:00:46,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-22 01:00:46,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-22 01:00:46,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-22 01:00:46,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-22 01:00:46,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-22 01:00:46,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-22 01:00:46,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-22 01:00:46,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-22 01:00:46,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-22 01:00:46,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-22 01:00:46,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-22 01:00:46,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-22 01:00:46,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-22 01:00:46,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-22 01:00:46,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-22 01:00:46,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-22 01:00:46,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-22 01:00:46,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-22 01:00:46,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-22 01:00:46,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2021-05-22 01:00:47,007 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-22 01:00:47,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-22 01:00:47,007 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-22 01:00:47,007 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-22 01:00:47,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-22 01:00:47,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-22 01:00:47,009 INFO L138 SettingsManager]: * Use SBE=true [2021-05-22 01:00:47,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-22 01:00:47,010 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-22 01:00:47,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-22 01:00:47,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-22 01:00:47,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-22 01:00:47,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 01:00:47,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-22 01:00:47,012 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-22 01:00:47,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-22 01:00:47,013 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2021-05-22 01:00:47,013 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-22 01:00:47,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-22 01:00:47,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-22 01:00:47,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-22 01:00:47,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-22 01:00:47,247 INFO L275 PluginConnector]: CDTParser initialized [2021-05-22 01:00:47,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i [2021-05-22 01:00:47,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a44a702/4589b7a2ea9c44409ca05933ec925958/FLAGb0cdebfca [2021-05-22 01:00:47,742 INFO L306 CDTParser]: Found 1 translation units. [2021-05-22 01:00:47,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i [2021-05-22 01:00:47,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a44a702/4589b7a2ea9c44409ca05933ec925958/FLAGb0cdebfca [2021-05-22 01:00:47,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71a44a702/4589b7a2ea9c44409ca05933ec925958 [2021-05-22 01:00:47,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-22 01:00:47,776 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-22 01:00:47,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-22 01:00:47,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-22 01:00:47,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-22 01:00:47,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 01:00:47" (1/1) ... [2021-05-22 01:00:47,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282e18b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:47, skipping insertion in model container [2021-05-22 01:00:47,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.05 01:00:47" (1/1) ... [2021-05-22 01:00:47,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-22 01:00:47,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-22 01:00:48,178 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i[41060,41073] [2021-05-22 01:00:48,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 01:00:48,207 INFO L203 MainTranslator]: Completed pre-run [2021-05-22 01:00:48,226 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_71-funloop_racing.i[41060,41073] [2021-05-22 01:00:48,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-22 01:00:48,329 INFO L208 MainTranslator]: Completed translation [2021-05-22 01:00:48,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48 WrapperNode [2021-05-22 01:00:48,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-22 01:00:48,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-22 01:00:48,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-22 01:00:48,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-22 01:00:48,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-22 01:00:48,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-22 01:00:48,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-22 01:00:48,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-22 01:00:48,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... [2021-05-22 01:00:48,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-22 01:00:48,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-22 01:00:48,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-22 01:00:48,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-22 01:00:48,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-22 01:00:48,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-05-22 01:00:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-22 01:00:48,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-22 01:00:48,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-22 01:00:48,451 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-22 01:00:48,927 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-22 01:00:48,927 INFO L299 CfgBuilder]: Removed 49 assume(true) statements. [2021-05-22 01:00:48,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 01:00:48 BoogieIcfgContainer [2021-05-22 01:00:48,928 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-22 01:00:48,929 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-22 01:00:48,929 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-22 01:00:48,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-22 01:00:48,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.05 01:00:47" (1/3) ... [2021-05-22 01:00:48,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f62371c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 01:00:48, skipping insertion in model container [2021-05-22 01:00:48,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.05 01:00:48" (2/3) ... [2021-05-22 01:00:48,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f62371c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.05 01:00:48, skipping insertion in model container [2021-05-22 01:00:48,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.05 01:00:48" (3/3) ... [2021-05-22 01:00:48,932 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_71-funloop_racing.i [2021-05-22 01:00:48,936 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-22 01:00:48,936 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-22 01:00:48,936 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-05-22 01:00:48,937 INFO L478 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,974 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,975 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,976 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,977 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,978 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,979 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,980 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,981 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,982 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,983 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,984 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,985 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,986 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,987 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:48,988 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,000 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,000 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,000 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,001 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,002 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,004 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,004 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_cache_entry_addref_~entry.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,005 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#t~post40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,006 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,007 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,007 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_cache_entry_addref_#in~entry.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-05-22 01:00:49,014 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-05-22 01:00:49,029 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-05-22 01:00:49,043 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-05-22 01:00:49,043 INFO L379 AbstractCegarLoop]: Hoare is false [2021-05-22 01:00:49,043 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-22 01:00:49,043 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-22 01:00:49,043 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-22 01:00:49,043 INFO L383 AbstractCegarLoop]: Difference is false [2021-05-22 01:00:49,043 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-22 01:00:49,043 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-22 01:00:49,052 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 194 places, 236 transitions, 480 flow [2021-05-22 01:00:49,199 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5964 states, 5951 states have (on average 2.468324651319106) internal successors, (14689), 5963 states have internal predecessors, (14689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand has 5964 states, 5951 states have (on average 2.468324651319106) internal successors, (14689), 5963 states have internal predecessors, (14689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-05-22 01:00:49,219 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:49,219 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:49,219 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:49,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:49,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1371058688, now seen corresponding path program 1 times [2021-05-22 01:00:49,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:49,228 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579378401] [2021-05-22 01:00:49,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:49,368 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:49,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579378401] [2021-05-22 01:00:49,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579378401] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:00:49,368 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:00:49,369 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-05-22 01:00:49,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484062684] [2021-05-22 01:00:49,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-05-22 01:00:49,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:00:49,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-05-22 01:00:49,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 01:00:49,388 INFO L87 Difference]: Start difference. First operand has 5964 states, 5951 states have (on average 2.468324651319106) internal successors, (14689), 5963 states have internal predecessors, (14689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:00:49,428 INFO L93 Difference]: Finished difference Result 5748 states and 11583 transitions. [2021-05-22 01:00:49,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-22 01:00:49,429 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-05-22 01:00:49,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:00:49,470 INFO L225 Difference]: With dead ends: 5748 [2021-05-22 01:00:49,470 INFO L226 Difference]: Without dead ends: 5589 [2021-05-22 01:00:49,471 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-05-22 01:00:49,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2021-05-22 01:00:49,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 5589. [2021-05-22 01:00:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5589 states, 5580 states have (on average 2.024910394265233) internal successors, (11299), 5588 states have internal predecessors, (11299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5589 states to 5589 states and 11299 transitions. [2021-05-22 01:00:49,664 INFO L78 Accepts]: Start accepts. Automaton has 5589 states and 11299 transitions. Word has length 36 [2021-05-22 01:00:49,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:00:49,665 INFO L482 AbstractCegarLoop]: Abstraction has 5589 states and 11299 transitions. [2021-05-22 01:00:49,665 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 5589 states and 11299 transitions. [2021-05-22 01:00:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-05-22 01:00:49,669 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:49,669 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:49,669 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-22 01:00:49,670 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:49,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:49,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1550360349, now seen corresponding path program 1 times [2021-05-22 01:00:49,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:49,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244613101] [2021-05-22 01:00:49,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:49,722 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:49,722 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244613101] [2021-05-22 01:00:49,722 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244613101] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:00:49,722 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-22 01:00:49,722 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-22 01:00:49,722 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385903543] [2021-05-22 01:00:49,723 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:00:49,723 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:00:49,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:00:49,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:00:49,724 INFO L87 Difference]: Start difference. First operand 5589 states and 11299 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:00:49,756 INFO L93 Difference]: Finished difference Result 5593 states and 11303 transitions. [2021-05-22 01:00:49,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:00:49,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-05-22 01:00:49,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:00:49,773 INFO L225 Difference]: With dead ends: 5593 [2021-05-22 01:00:49,774 INFO L226 Difference]: Without dead ends: 5593 [2021-05-22 01:00:49,774 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-22 01:00:49,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5593 states. [2021-05-22 01:00:49,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5593 to 5590. [2021-05-22 01:00:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5590 states, 5581 states have (on average 2.0247267514782297) internal successors, (11300), 5589 states have internal predecessors, (11300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5590 states to 5590 states and 11300 transitions. [2021-05-22 01:00:49,871 INFO L78 Accepts]: Start accepts. Automaton has 5590 states and 11300 transitions. Word has length 36 [2021-05-22 01:00:49,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:00:49,871 INFO L482 AbstractCegarLoop]: Abstraction has 5590 states and 11300 transitions. [2021-05-22 01:00:49,871 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 5590 states and 11300 transitions. [2021-05-22 01:00:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-05-22 01:00:49,873 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:49,873 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:49,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-22 01:00:49,874 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:49,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:49,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1318270532, now seen corresponding path program 1 times [2021-05-22 01:00:49,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:49,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742920904] [2021-05-22 01:00:49,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:49,973 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:49,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742920904] [2021-05-22 01:00:49,973 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742920904] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:00:49,973 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253536386] [2021-05-22 01:00:49,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:50,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2021-05-22 01:00:50,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:00:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:00:50,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1253536386] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:00:50,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-22 01:00:50,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-05-22 01:00:50,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008197623] [2021-05-22 01:00:50,183 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:00:50,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:00:50,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:00:50,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:00:50,184 INFO L87 Difference]: Start difference. First operand 5590 states and 11300 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:00:50,211 INFO L93 Difference]: Finished difference Result 5530 states and 11238 transitions. [2021-05-22 01:00:50,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:00:50,212 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-05-22 01:00:50,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:00:50,226 INFO L225 Difference]: With dead ends: 5530 [2021-05-22 01:00:50,226 INFO L226 Difference]: Without dead ends: 5530 [2021-05-22 01:00:50,226 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.0ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:00:50,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5530 states. [2021-05-22 01:00:50,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5530 to 5530. [2021-05-22 01:00:50,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5530 states, 5523 states have (on average 2.0347637153720806) internal successors, (11238), 5529 states have internal predecessors, (11238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5530 states to 5530 states and 11238 transitions. [2021-05-22 01:00:50,353 INFO L78 Accepts]: Start accepts. Automaton has 5530 states and 11238 transitions. Word has length 41 [2021-05-22 01:00:50,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:00:50,354 INFO L482 AbstractCegarLoop]: Abstraction has 5530 states and 11238 transitions. [2021-05-22 01:00:50,354 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 5530 states and 11238 transitions. [2021-05-22 01:00:50,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-05-22 01:00:50,356 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:50,356 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:50,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-05-22 01:00:50,565 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:50,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:50,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1235089326, now seen corresponding path program 1 times [2021-05-22 01:00:50,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:50,566 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584693976] [2021-05-22 01:00:50,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:50,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-22 01:00:50,602 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:50,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584693976] [2021-05-22 01:00:50,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584693976] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:00:50,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316272811] [2021-05-22 01:00:50,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:50,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2021-05-22 01:00:50,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:00:50,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-05-22 01:00:50,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316272811] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-22 01:00:50,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-22 01:00:50,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-05-22 01:00:50,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709150594] [2021-05-22 01:00:50,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-22 01:00:50,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:00:50,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-22 01:00:50,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:00:50,731 INFO L87 Difference]: Start difference. First operand 5530 states and 11238 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:00:50,767 INFO L93 Difference]: Finished difference Result 7968 states and 16213 transitions. [2021-05-22 01:00:50,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-22 01:00:50,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-05-22 01:00:50,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:00:50,786 INFO L225 Difference]: With dead ends: 7968 [2021-05-22 01:00:50,787 INFO L226 Difference]: Without dead ends: 7968 [2021-05-22 01:00:50,787 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 9.6ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-22 01:00:50,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7968 states. [2021-05-22 01:00:50,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7968 to 5583. [2021-05-22 01:00:50,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5583 states, 5576 states have (on average 2.03461262553802) internal successors, (11345), 5582 states have internal predecessors, (11345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5583 states to 5583 states and 11345 transitions. [2021-05-22 01:00:50,903 INFO L78 Accepts]: Start accepts. Automaton has 5583 states and 11345 transitions. Word has length 51 [2021-05-22 01:00:50,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:00:50,904 INFO L482 AbstractCegarLoop]: Abstraction has 5583 states and 11345 transitions. [2021-05-22 01:00:50,904 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 5583 states and 11345 transitions. [2021-05-22 01:00:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-05-22 01:00:50,905 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:50,905 INFO L521 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:51,120 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:51,121 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:51,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:51,121 INFO L82 PathProgramCache]: Analyzing trace with hash -2115124251, now seen corresponding path program 1 times [2021-05-22 01:00:51,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:51,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890283207] [2021-05-22 01:00:51,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:51,147 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:51,148 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890283207] [2021-05-22 01:00:51,148 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890283207] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:00:51,148 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331686786] [2021-05-22 01:00:51,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:51,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-22 01:00:51,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:00:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:51,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331686786] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:00:51,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-22 01:00:51,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-05-22 01:00:51,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308035524] [2021-05-22 01:00:51,291 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-22 01:00:51,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-22 01:00:51,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-22 01:00:51,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-05-22 01:00:51,292 INFO L87 Difference]: Start difference. First operand 5583 states and 11345 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:51,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-22 01:00:51,339 INFO L93 Difference]: Finished difference Result 5591 states and 11353 transitions. [2021-05-22 01:00:51,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-22 01:00:51,340 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-05-22 01:00:51,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-22 01:00:51,373 INFO L225 Difference]: With dead ends: 5591 [2021-05-22 01:00:51,373 INFO L226 Difference]: Without dead ends: 5591 [2021-05-22 01:00:51,373 INFO L777 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 22.1ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-22 01:00:51,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5591 states. [2021-05-22 01:00:51,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5591 to 5588. [2021-05-22 01:00:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5588 states, 5581 states have (on average 2.0336857194051245) internal successors, (11350), 5587 states have internal predecessors, (11350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 5588 states and 11350 transitions. [2021-05-22 01:00:51,484 INFO L78 Accepts]: Start accepts. Automaton has 5588 states and 11350 transitions. Word has length 52 [2021-05-22 01:00:51,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-22 01:00:51,484 INFO L482 AbstractCegarLoop]: Abstraction has 5588 states and 11350 transitions. [2021-05-22 01:00:51,484 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-22 01:00:51,484 INFO L276 IsEmpty]: Start isEmpty. Operand 5588 states and 11350 transitions. [2021-05-22 01:00:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-05-22 01:00:51,485 INFO L513 BasicCegarLoop]: Found error trace [2021-05-22 01:00:51,485 INFO L521 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-22 01:00:51,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:51,701 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-22 01:00:51,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-22 01:00:51,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1189007492, now seen corresponding path program 2 times [2021-05-22 01:00:51,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-22 01:00:51,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109849934] [2021-05-22 01:00:51,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-22 01:00:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-22 01:00:51,740 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-22 01:00:51,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-22 01:00:51,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109849934] [2021-05-22 01:00:51,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109849934] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-22 01:00:51,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360809357] [2021-05-22 01:00:51,740 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-05-22 01:00:51,798 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-05-22 01:00:51,798 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-22 01:00:51,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-22 01:00:51,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-22 01:00:51,819 WARN L348 FreeRefinementEngine]: Global settings require throwing the following exception [2021-05-22 01:00:52,037 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-22 01:00:52,037 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.derSimple(XnfDer.java:308) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate_EqInfoBased(XnfDer.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfDer.tryToEliminate(XnfDer.java:101) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:100) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:246) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:440) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:201) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:297) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:190) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-05-22 01:00:52,042 INFO L168 Benchmark]: Toolchain (without parser) took 4266.24 ms. Allocated memory was 339.7 MB in the beginning and 436.2 MB in the end (delta: 96.5 MB). Free memory was 301.2 MB in the beginning and 289.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 109.7 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,042 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 339.7 MB. Free memory was 319.8 MB in the beginning and 319.8 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-22 01:00:52,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.99 ms. Allocated memory is still 339.7 MB. Free memory was 301.1 MB in the beginning and 276.8 MB in the end (delta: 24.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.08 ms. Allocated memory is still 339.7 MB. Free memory was 276.8 MB in the beginning and 273.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,043 INFO L168 Benchmark]: Boogie Preprocessor took 32.13 ms. Allocated memory is still 339.7 MB. Free memory was 273.7 MB in the beginning and 271.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,043 INFO L168 Benchmark]: RCFGBuilder took 521.80 ms. Allocated memory is still 339.7 MB. Free memory was 271.6 MB in the beginning and 228.6 MB in the end (delta: 43.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,043 INFO L168 Benchmark]: TraceAbstraction took 3112.71 ms. Allocated memory was 339.7 MB in the beginning and 436.2 MB in the end (delta: 96.5 MB). Free memory was 228.6 MB in the beginning and 289.7 MB in the end (delta: -61.2 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.0 GB. [2021-05-22 01:00:52,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 339.7 MB. Free memory was 319.8 MB in the beginning and 319.8 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 551.99 ms. Allocated memory is still 339.7 MB. Free memory was 301.1 MB in the beginning and 276.8 MB in the end (delta: 24.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 42.08 ms. Allocated memory is still 339.7 MB. Free memory was 276.8 MB in the beginning and 273.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.13 ms. Allocated memory is still 339.7 MB. Free memory was 273.7 MB in the beginning and 271.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 521.80 ms. Allocated memory is still 339.7 MB. Free memory was 271.6 MB in the beginning and 228.6 MB in the end (delta: 43.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3112.71 ms. Allocated memory was 339.7 MB in the beginning and 436.2 MB in the end (delta: 96.5 MB). Free memory was 228.6 MB in the beginning and 289.7 MB in the end (delta: -61.2 MB). Peak memory consumption was 37.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.EqualityInformation.getEqinfo(EqualityInformation.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...