/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:35:50,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:35:50,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:35:50,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:35:50,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:35:50,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:35:50,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:35:50,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:35:50,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:35:50,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:35:50,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:35:50,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:35:50,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:35:50,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:35:50,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:35:50,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:35:50,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:35:50,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:35:50,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:35:50,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:35:50,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:35:50,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:35:50,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:35:50,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:35:50,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-26 23:35:50,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-26 23:35:50,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-26 23:35:50,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-26 23:35:50,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-26 23:35:50,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-26 23:35:50,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 23:35:50,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 23:35:50,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 23:35:50,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 23:35:50,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 23:35:50,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 23:35:50,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 23:35:50,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 23:35:50,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:35:50,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:35:50,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:35:50,297 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-Sleep-NoLbe-Delay.epf [2021-01-26 23:35:50,333 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:35:50,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:35:50,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:35:50,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:35:50,337 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:35:50,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:35:50,339 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:35:50,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:35:50,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:35:50,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:35:50,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:35:50,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:35:50,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:35:50,340 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:35:50,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:35:50,341 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:35:50,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:35:50,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:35:50,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:35:50,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:35:50,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:35:50,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:35:50,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:35:50,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:35:50,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:35:50,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:35:50,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:35:50,346 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:35:50,346 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:35:50,346 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:35:50,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:35:50,347 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:35:50,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:35:50,347 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:35:50,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:35:50,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:35:50,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:35:50,892 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:35:50,893 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:35:50,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-01-26 23:35:51,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2409d1c6a/dae011c758d8450b90648f8af5c7f04b/FLAGcf2aa85c3 [2021-01-26 23:35:51,864 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:35:51,864 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_11-ptr_racing.i [2021-01-26 23:35:51,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2409d1c6a/dae011c758d8450b90648f8af5c7f04b/FLAGcf2aa85c3 [2021-01-26 23:35:52,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2409d1c6a/dae011c758d8450b90648f8af5c7f04b [2021-01-26 23:35:52,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:35:52,043 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:35:52,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:35:52,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:35:52,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:35:52,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31186ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52, skipping insertion in model container [2021-01-26 23:35:52,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:35:52,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:35:52,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:35:52,560 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:35:52,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:35:52,741 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:35:52,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52 WrapperNode [2021-01-26 23:35:52,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:35:52,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:35:52,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:35:52,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:35:52,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,804 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:35:52,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:35:52,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:35:52,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:35:52,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (1/1) ... [2021-01-26 23:35:52,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:35:52,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:35:52,841 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:35:52,841 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:35:52,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (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 [2021-01-26 23:35:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-26 23:35:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:35:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-26 23:35:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:35:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-26 23:35:52,941 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-26 23:35:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:35:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:35:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:35:52,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:35:52,945 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 23:35:53,591 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:35:53,591 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2021-01-26 23:35:53,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:35:53 BoogieIcfgContainer [2021-01-26 23:35:53,594 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:35:53,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:35:53,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:35:53,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:35:53,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:35:52" (1/3) ... [2021-01-26 23:35:53,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5627aaf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:35:53, skipping insertion in model container [2021-01-26 23:35:53,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:35:52" (2/3) ... [2021-01-26 23:35:53,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5627aaf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:35:53, skipping insertion in model container [2021-01-26 23:35:53,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:35:53" (3/3) ... [2021-01-26 23:35:53,607 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_11-ptr_racing.i [2021-01-26 23:35:53,630 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:35:53,631 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:35:53,637 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:35:53,638 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:35:53,686 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,687 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,688 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,689 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,689 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,690 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,691 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,691 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,692 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,693 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,694 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,695 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,696 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,696 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,697 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,698 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,699 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,699 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,700 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,700 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,701 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,701 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,702 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,703 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,703 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,704 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,704 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,705 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,706 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,708 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,709 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,709 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,709 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,710 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,710 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,711 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,711 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:35:53,724 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-26 23:35:53,741 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-26 23:35:53,776 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:35:53,777 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:35:53,777 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:35:53,777 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:35:53,777 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:35:53,777 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:35:53,778 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:35:53,778 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 44 and size of Sequence is : 45[2021-01-26 23:35:53,817 INFO L164 SleepSetCegar]: Size of mCounterexample is: 45 [2021-01-26 23:35:53,818 INFO L165 SleepSetCegar]: [107#[ULTIMATE.startENTRY]don't care, 109#[L-1]don't care, 111#[L-1-1]don't care, 113#[L683]don't care, 115#[L683-1]don't care, 117#[L683-2]don't care, 119#[L683-3]don't care, 121#[L683-4]don't care, 123#[L689]don't care, 125#[L689-1]don't care, 127#[L689-2]don't care, 129#[L689-3]don't care, 131#[L689-4]don't care, 133#[L689-5]don't care, 135#[L690]don't care, 137#[L690-1]don't care, 139#[L691]don't care, 141#[L691-1]don't care, 143#[L691-2]don't care, 145#[L691-3]don't care, 147#[L691-4]don't care, 149#[L691-5]don't care, 151#[L692]don't care, 153#[L692-1]don't care, 155#[L692-2]don't care, 157#[L692-3]don't care, 159#[L692-4]don't care, 161#[L692-5]don't care, 163#[L-1-2]don't care, 165#[L701]don't care, 167#[L701-1]don't care, 169#[L701-10]don't care, 171#[L701-11]don't care, 175#[L702]don't care, 177#[L703-7]don't care, 179#[L703-1]don't care, 183#[L703-2]don't care, 185#[L703-3]don't care, 187#[L703-4]don't care, 189#[L684]don't care, 191#[L684-1]don't care, 195#[L684-2]don't care, 197#[L683-5]don't care, 201#[L683-7]don't care, 203#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-26 23:35:53,818 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:35:53,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:35:53,827 INFO L82 PathProgramCache]: Analyzing trace with hash 600446458, now seen corresponding path program 1 times [2021-01-26 23:35:53,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:35:53,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046370968] [2021-01-26 23:35:53,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:35:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:35:54,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:35:54,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046370968] [2021-01-26 23:35:54,133 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:35:54,133 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-26 23:35:54,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974002185] [2021-01-26 23:35:54,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-26 23:35:54,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:35:54,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-26 23:35:54,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-26 23:35:54,172 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:35:54,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) Size of Word is: 44 and size of Sequence is : 45[2021-01-26 23:35:54,192 INFO L164 SleepSetCegar]: Size of mCounterexample is: 45 [2021-01-26 23:35:54,193 INFO L165 SleepSetCegar]: [208#[ULTIMATE.startENTRY]true, 209#[L-1]true, 210#[L-1-1]true, 211#[L683]true, 212#[L683-1]true, 213#[L683-2]true, 214#[L683-3]true, 215#[L683-4]true, 216#[L689]true, 217#[L689-1]true, 218#[L689-2]true, 219#[L689-3]true, 220#[L689-4]true, 221#[L689-5]true, 222#[L690]true, 223#[L690-1]true, 224#[L691]true, 225#[L691-1]true, 226#[L691-2]true, 227#[L691-3]true, 228#[L691-4]true, 229#[L691-5]true, 230#[L692]true, 231#[L692-1]true, 232#[L692-2]true, 233#[L692-3]true, 234#[L692-4]true, 235#[L692-5]true, 236#[L-1-2]true, 237#[L701]true, 238#[L701-1]true, 239#[L701-10]true, 241#[L701-11]true, 243#[L702]true, 244#[L703-7]true, 245#[L703-1]true, 247#[L703-2]true, 248#[L703-3]true, 249#[L703-4]true, 250#[L684]true, 251#[L684-1]true, 253#[L684-2]true, 254#[L683-5]true, 256#[L683-7]true, 257#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-26 23:35:54,193 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:35:54,194 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:35:54,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:35:54,195 INFO L82 PathProgramCache]: Analyzing trace with hash 307043451, now seen corresponding path program 1 times [2021-01-26 23:35:54,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:35:54,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237661540] [2021-01-26 23:35:54,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:35:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:35:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:35:54,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237661540] [2021-01-26 23:35:54,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:35:54,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-26 23:35:54,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759956288] [2021-01-26 23:35:54,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 23:35:54,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:35:54,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 23:35:54,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 23:35:54,384 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:35:54,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-01-26 23:35:54,414 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 78 and size of Sequence is : 79[2021-01-26 23:35:54,470 INFO L164 SleepSetCegar]: Size of mCounterexample is: 79 [2021-01-26 23:35:54,471 INFO L165 SleepSetCegar]: [263#[ULTIMATE.startENTRY]true, 265#[L-1]true, 267#[L-1-1]true, 269#[L683]true, 271#[L683-1]true, 273#[L683-2]true, 275#[L683-3]true, 277#[L683-4]true, 279#[L689]true, 281#[L689-1]true, 283#[L689-2]true, 285#[L689-3]true, 287#[L689-4]true, 289#[L689-5]true, 291#[L690]true, 293#[L690-1]true, 295#[L691]true, 297#[L691-1]true, 299#[L691-2]true, 301#[L691-3]true, 303#[L691-4]true, 305#[L691-5]true, 307#[L692]true, 309#[L692-1]true, 311#[L692-2]true, 313#[L692-3]true, 315#[L692-4]true, 317#[L692-5]true, 319#[L-1-2]true, 321#[L701]true, 323#[L701-1]true, 325#[L701-10](= ULTIMATE.start_main_~i~0 0), 331#[L701-4](= ULTIMATE.start_main_~i~0 0), 336#[L701-5](= ULTIMATE.start_main_~i~0 0), 341#[t_funENTRY, L701-6](= ULTIMATE.start_main_~i~0 0), 351#[t_funENTRY, L701-7](= ULTIMATE.start_main_~i~0 0), 361#[L701-8, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 371#[L701-9, t_funENTRY]true, 379#[L701-9, L694]true, 389#[L701-9, L695]true, 401#[L701-9, L695-1]true, 409#[L701-9, L696-21]true, 424#[L701-9, L696-9]true, 441#[L701-9, L696-1]true, 451#[L701-9, L696-2]true, 459#[L701-9, L696-3]true, 469#[L701-9, L696-4]true, 479#[L696-5, L701-9]true, 489#[L696-6, L701-9]true, 499#[L701-9, L696-7]true, 511#[L701-9, L696-8]true, 520#[L701-9, L696-19]true, 533#[L696-11, L701-9]true, 545#[L696-12, L701-9]true, 555#[L696-13, L701-9]true, 565#[L696-14, L701-9]true, 575#[L701-9, L696-15]true, 585#[L696-16, L701-9]true, 595#[L701-9, L696-17]true, 605#[L701-9, L696-18]true, 613#[L701-9, L696-20]true, 624#[L701-9, L696-22]true, 634#[L701-9, L698]true, 644#[t_funFINAL, L701-9]true, 654#[t_funEXIT, L701-9]true, 661#[t_funEXIT, L701-10]true, 672#[t_funEXIT, L701-11]true, 679#[t_funEXIT, L702]true, 684#[L703-7, t_funEXIT]true, 692#[t_funEXIT, L703-1]true, 699#[t_funEXIT, L703-2]true, 704#[t_funEXIT, L703-3]true, 709#[t_funEXIT, L703-4]true, 714#[L684, t_funEXIT]true, 719#[t_funEXIT, L684-1]true, 729#[t_funEXIT, L684-2]true, 734#[L683-5, t_funEXIT]true, 744#[t_funEXIT, L683-7]true, 752#[t_funEXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-26 23:35:54,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:35:54,472 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:35:54,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:35:54,473 INFO L82 PathProgramCache]: Analyzing trace with hash -392996853, now seen corresponding path program 1 times [2021-01-26 23:35:54,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:35:54,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109644480] [2021-01-26 23:35:54,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:35:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:35:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:35:54,722 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109644480] [2021-01-26 23:35:54,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582888027] [2021-01-26 23:35:54,723 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 [2021-01-26 23:35:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:35:54,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-26 23:35:54,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-26 23:35:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 23:35:54,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-26 23:35:54,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-26 23:35:54,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181597507] [2021-01-26 23:35:54,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 23:35:54,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:35:54,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 23:35:54,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-26 23:35:54,955 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:35:54,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) Size of Word is: 68 and size of Sequence is : 69[2021-01-26 23:35:55,049 INFO L164 SleepSetCegar]: Size of mCounterexample is: 69 [2021-01-26 23:35:55,050 INFO L165 SleepSetCegar]: [994#[ULTIMATE.startENTRY]true, 996#[L-1]true, 998#[L-1-1]true, 1000#[L683]true, 1002#[L683-1]true, 1004#[L683-2]true, 1006#[L683-3]true, 1008#[L683-4]true, 1010#[L689]true, 1012#[L689-1]true, 1014#[L689-2]true, 1016#[L689-3]true, 1018#[L689-4]true, 1020#[L689-5]true, 1022#[L690]true, 1024#[L690-1]true, 1026#[L691]true, 1028#[L691-1]true, 1030#[L691-2]true, 1032#[L691-3]true, 1034#[L691-4]true, 1036#[L691-5]true, 1038#[L692]true, 1040#[L692-1]true, 1042#[L692-2]true, 1044#[L692-3]true, 1046#[L692-4]true, 1048#[L692-5]true, 1050#[L-1-2]true, 1052#[L701]true, 1054#[L701-1]true, 1056#[L701-10](= ULTIMATE.start_main_~i~0 0), 1062#[L701-4](= ULTIMATE.start_main_~i~0 0), 1064#[L701-5](= ULTIMATE.start_main_~i~0 0), 1066#[t_funENTRY, L701-6](= ULTIMATE.start_main_~i~0 0), 1070#[t_funENTRY, L701-7](= ULTIMATE.start_main_~i~0 0), 1076#[L701-8, t_funENTRY](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post12| 0)), 1082#[L701-9, t_funENTRY](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1084#[L701-9, L694](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1088#[L701-9, L695](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1094#[L701-9, L695-1](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1096#[L701-9, L696-21](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1102#[L701-9, L696-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1110#[L701-9, L696-1](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1114#[L701-9, L696-2](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1116#[L701-9, L696-3](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1120#[L701-9, L696-4](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1124#[L696-5, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1128#[L696-6, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1132#[L701-9, L696-7](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1138#[L701-9, L696-8](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1142#[L701-9, L696-19](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1146#[L696-11, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1152#[L696-12, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1156#[L696-13, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1160#[L696-14, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1164#[L701-9, L696-15](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1168#[L696-16, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1172#[L701-9, L696-17](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1176#[L701-9, L696-18](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1180#[L701-9, L696-20](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1186#[L701-9, L696-22](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1190#[L701-9, L698](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1194#[t_funFINAL, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1198#[t_funEXIT, L701-9](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 1202#[t_funEXIT, L701-10](<= ULTIMATE.start_main_~i~0 1), 1208#[t_funEXIT, L701-4](<= ULTIMATE.start_main_~i~0 1), 1215#[t_funEXIT, L701-5](<= ULTIMATE.start_main_~i~0 1), 1222#[ULTIMATE.startErr0INUSE_VIOLATION, t_funEXIT](<= ULTIMATE.start_main_~i~0 1)] [2021-01-26 23:35:55,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-26 23:35:55,251 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:35:55,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:35:55,252 INFO L82 PathProgramCache]: Analyzing trace with hash 419454538, now seen corresponding path program 1 times [2021-01-26 23:35:55,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:35:55,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609187980] [2021-01-26 23:35:55,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:35:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:35:55,317 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:35:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:35:55,360 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:35:55,426 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-26 23:35:55,427 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-26 23:35:55,427 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:35:55,427 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-26 23:35:55,428 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-26 23:35:55,444 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3265a42 at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadAuxiliaryVariable(ThreadInstanceAdder.java:479) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInUseVariable(ThreadInstanceAdder.java:458) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstance(ThreadInstanceAdder.java:438) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:410) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) 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) [2021-01-26 23:35:55,456 INFO L168 Benchmark]: Toolchain (without parser) took 3416.76 ms. Allocated memory is still 302.0 MB. Free memory was 276.7 MB in the beginning and 138.4 MB in the end (delta: 138.3 MB). Peak memory consumption was 139.2 MB. Max. memory is 16.0 GB. [2021-01-26 23:35:55,457 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 302.0 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:35:55,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.83 ms. Allocated memory is still 302.0 MB. Free memory was 275.7 MB in the beginning and 277.9 MB in the end (delta: -2.2 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:35:55,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.24 ms. Allocated memory is still 302.0 MB. Free memory was 277.9 MB in the beginning and 275.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:35:55,463 INFO L168 Benchmark]: Boogie Preprocessor took 34.66 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 274.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:35:55,467 INFO L168 Benchmark]: RCFGBuilder took 753.85 ms. Allocated memory is still 302.0 MB. Free memory was 273.7 MB in the beginning and 246.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-26 23:35:55,470 INFO L168 Benchmark]: TraceAbstraction took 1853.14 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 138.4 MB in the end (delta: 108.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 16.0 GB. [2021-01-26 23:35:55,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 302.0 MB. Free memory is still 272.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 696.83 ms. Allocated memory is still 302.0 MB. Free memory was 275.7 MB in the beginning and 277.9 MB in the end (delta: -2.2 MB). Peak memory consumption was 30.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 61.24 ms. Allocated memory is still 302.0 MB. Free memory was 277.9 MB in the beginning and 275.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 34.66 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 274.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 753.85 ms. Allocated memory is still 302.0 MB. Free memory was 273.7 MB in the beginning and 246.4 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1853.14 ms. Allocated memory is still 302.0 MB. Free memory was 246.4 MB in the beginning and 138.4 MB in the end (delta: 108.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3265a42 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@3265a42: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...