/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_19-callback_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-21 16:55:48,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-21 16:55:48,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-21 16:55:48,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-21 16:55:48,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-21 16:55:48,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-21 16:55:48,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-21 16:55:48,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-21 16:55:48,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-21 16:55:48,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-21 16:55:48,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-21 16:55:48,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-21 16:55:48,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-21 16:55:48,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-21 16:55:48,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-21 16:55:48,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-21 16:55:48,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-21 16:55:48,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-21 16:55:48,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-21 16:55:48,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-21 16:55:48,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-21 16:55:48,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-21 16:55:48,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-21 16:55:48,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-21 16:55:48,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-21 16:55:48,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-21 16:55:48,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-21 16:55:48,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-21 16:55:48,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-21 16:55:48,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-21 16:55:48,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-21 16:55:48,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-21 16:55:48,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-21 16:55:48,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-21 16:55:48,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-21 16:55:48,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-21 16:55:48,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-21 16:55:48,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-21 16:55:48,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-21 16:55:48,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-21 16:55:48,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-21 16:55:48,568 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 [2021-01-21 16:55:48,622 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-21 16:55:48,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-21 16:55:48,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-21 16:55:48,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-21 16:55:48,628 INFO L138 SettingsManager]: * Use SBE=true [2021-01-21 16:55:48,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-21 16:55:48,628 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-21 16:55:48,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-21 16:55:48,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-21 16:55:48,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-21 16:55:48,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-21 16:55:48,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-21 16:55:48,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-21 16:55:48,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-21 16:55:48,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-21 16:55:48,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-21 16:55:48,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-21 16:55:48,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-21 16:55:48,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-21 16:55:48,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-21 16:55:48,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-21 16:55:48,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-21 16:55:48,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-21 16:55:48,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-21 16:55:48,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-21 16:55:48,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-21 16:55:48,634 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-21 16:55:48,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-21 16:55:48,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-21 16:55:48,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-21 16:55:49,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-21 16:55:49,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-21 16:55:49,026 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-21 16:55:49,027 INFO L275 PluginConnector]: CDTParser initialized [2021-01-21 16:55:49,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-01-21 16:55:49,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e62690de/a1cb7e4befb84c129d015fb6085a0d91/FLAGa7daaa5c9 [2021-01-21 16:55:49,802 INFO L306 CDTParser]: Found 1 translation units. [2021-01-21 16:55:49,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_19-callback_racing.i [2021-01-21 16:55:49,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e62690de/a1cb7e4befb84c129d015fb6085a0d91/FLAGa7daaa5c9 [2021-01-21 16:55:50,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e62690de/a1cb7e4befb84c129d015fb6085a0d91 [2021-01-21 16:55:50,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-21 16:55:50,049 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-21 16:55:50,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-21 16:55:50,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-21 16:55:50,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-21 16:55:50,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b983d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50, skipping insertion in model container [2021-01-21 16:55:50,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-21 16:55:50,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-21 16:55:50,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 16:55:50,534 INFO L203 MainTranslator]: Completed pre-run [2021-01-21 16:55:50,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-21 16:55:50,740 INFO L208 MainTranslator]: Completed translation [2021-01-21 16:55:50,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50 WrapperNode [2021-01-21 16:55:50,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-21 16:55:50,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-21 16:55:50,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-21 16:55:50,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-21 16:55:50,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-21 16:55:50,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-21 16:55:50,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-21 16:55:50,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-21 16:55:50,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (1/1) ... [2021-01-21 16:55:50,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-21 16:55:50,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-21 16:55:50,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-21 16:55:50,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-21 16:55:50,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (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 [2021-01-21 16:55:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-21 16:55:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-21 16:55:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-21 16:55:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-21 16:55:51,060 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-21 16:55:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-21 16:55:51,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-21 16:55:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-21 16:55:51,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-21 16:55:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-21 16:55:51,064 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-21 16:55:51,732 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-21 16:55:51,732 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2021-01-21 16:55:51,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:55:51 BoogieIcfgContainer [2021-01-21 16:55:51,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-21 16:55:51,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-21 16:55:51,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-21 16:55:51,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-21 16:55:51,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 04:55:50" (1/3) ... [2021-01-21 16:55:51,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c29f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 04:55:51, skipping insertion in model container [2021-01-21 16:55:51,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:55:50" (2/3) ... [2021-01-21 16:55:51,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c29f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 04:55:51, skipping insertion in model container [2021-01-21 16:55:51,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:55:51" (3/3) ... [2021-01-21 16:55:51,744 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_19-callback_racing.i [2021-01-21 16:55:51,759 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-21 16:55:51,759 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-21 16:55:51,763 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-21 16:55:51,764 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-21 16:55:51,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,801 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,801 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,802 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,802 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,803 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,804 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,805 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,807 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,807 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,809 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_reach_error_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-21 16:55:51,822 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-21 16:55:51,835 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-21 16:55:51,857 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-21 16:55:51,857 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-21 16:55:51,857 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-21 16:55:51,858 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-21 16:55:51,858 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-21 16:55:51,858 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-21 16:55:51,858 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-21 16:55:51,858 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-21 16:55:51,907 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 11ms [2021-01-21 16:55:51,915 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:51,924 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:51,932 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:51,941 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:51,946 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:51,951 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:51,955 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:51,962 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:51,968 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,035 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 16:55:52,046 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,059 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,065 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,087 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-21 16:55:52,099 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 16:55:52,107 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,115 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,125 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,139 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 16:55:52,146 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,153 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,162 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,169 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,180 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,189 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,194 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,197 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:55:52,216 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,222 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,229 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,236 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,240 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:55:52,244 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,252 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,259 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,268 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,274 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,281 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,286 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,294 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,300 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,307 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,314 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,325 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,329 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,339 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,349 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,362 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-21 16:55:52,372 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,384 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,393 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,402 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,410 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:52,421 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,430 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,451 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-21 16:55:52,461 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,471 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,481 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,490 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,499 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,509 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,519 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-21 16:55:52,528 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,537 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,546 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,555 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:52,581 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 704ms [2021-01-21 16:55:52,581 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1393 states, but on-demand construction may add more states [2021-01-21 16:55:52,595 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1393 states, 1317 states have (on average 1.5899772209567198) internal successors, (2094), 1392 states have internal predecessors, (2094), 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) [2021-01-21 16:55:52,617 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-21 16:55:52,620 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:55:52,626 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,632 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,640 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,648 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,654 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:52,657 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-21 16:55:52,663 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:52,668 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 50 and size of Sequence is : 51[2021-01-21 16:55:52,675 INFO L131 SleepSetCegar]: Size of mCounterexample is: 51 [2021-01-21 16:55:52,676 INFO L132 SleepSetCegar]: [124#[ULTIMATE.startENTRY]don't care, 126#[L-1]don't care, 128#[L-1-1]don't care, 130#[L684]don't care, 132#[L684-1]don't care, 134#[L684-2]don't care, 136#[L684-3]don't care, 138#[L684-4]don't care, 140#[L690]don't care, 142#[L690-1]don't care, 144#[L690-2]don't care, 146#[L690-3]don't care, 148#[L690-4]don't care, 150#[L690-5]don't care, 152#[L698]don't care, 154#[L698-1]don't care, 156#[L698-2]don't care, 158#[L698-3]don't care, 160#[L698-4]don't care, 162#[L698-5]don't care, 164#[L698-6]don't care, 166#[L699]don't care, 168#[L699-1]don't care, 170#[L699-2]don't care, 172#[L699-3]don't care, 174#[L699-4]don't care, 176#[L699-5]don't care, 178#[L-1-2]don't care, 180#[L713]don't care, 182#[L713-1]don't care, 184#[L713-10]don't care, 188#[L713-4]don't care, 296#[L713-5]don't care, 298#[t_funENTRY, L713-6]don't care, 300#[t_funENTRY, L713-7]don't care, 306#[t_funENTRY, L713-8]don't care, 310#[t_funENTRY, L713-9]don't care, 314#[t_funENTRY, L713-10]don't care, 318#[t_funENTRY, L713-11]don't care, 322#[L713-11, L707]don't care, 328#[L713-11, L707-1]don't care, 332#[L708-5, L713-11]don't care, 336#[L708-1, L713-11]don't care, 340#[L708-2, L713-11]don't care, 346#[L713-11, L708-3]don't care, 350#[L713-11, L685]don't care, 352#[L713-11, L685-1]don't care, 356#[L713-11, L685-2]don't care, 364#[L684, L713-11]don't care, 366#[L684-2, L713-11]don't care, 584#[t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, L713-11]don't care] [2021-01-21 16:55:52,676 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:55:52,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:55:52,683 INFO L82 PathProgramCache]: Analyzing trace with hash 242924646, now seen corresponding path program 1 times [2021-01-21 16:55:52,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:55:52,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191399176] [2021-01-21 16:55:52,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:55:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:55:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:55:53,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191399176] [2021-01-21 16:55:53,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226145038] [2021-01-21 16:55:53,017 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 [2021-01-21 16:55:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-21 16:55:53,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-21 16:55:53,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-21 16:55:53,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-21 16:55:53,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-21 16:55:53,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-21 16:55:53,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024354900] [2021-01-21 16:55:53,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-21 16:55:53,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-21 16:55:53,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-21 16:55:53,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-21 16:55:53,269 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-21 16:55:53,269 INFO L482 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) [2021-01-21 16:55:53,300 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-21 16:55:53,301 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-21 16:55:53,306 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:53,310 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:53,318 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:53,325 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-21 16:55:53,332 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:53,338 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-21 16:55:53,342 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:53,347 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-21 16:55:53,392 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-21 16:55:53,399 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms Size of Word is: 40 and size of Sequence is : 41[2021-01-21 16:55:53,409 INFO L131 SleepSetCegar]: Size of mCounterexample is: 41 [2021-01-21 16:55:53,410 INFO L132 SleepSetCegar]: [3063#[ULTIMATE.startENTRY]true, 3064#[L-1]true, 3065#[L-1-1]true, 3066#[L684]true, 3067#[L684-1]true, 3068#[L684-2]true, 3069#[L684-3]true, 3070#[L684-4]true, 3071#[L690]true, 3072#[L690-1]true, 3073#[L690-2]true, 3074#[L690-3]true, 3075#[L690-4]true, 3076#[L690-5]true, 3077#[L698]true, 3078#[L698-1]true, 3079#[L698-2]true, 3080#[L698-3]true, 3081#[L698-4]true, 3082#[L698-5]true, 3083#[L698-6]true, 3084#[L699]true, 3085#[L699-1]true, 3086#[L699-2]true, 3087#[L699-3]true, 3088#[L699-4]true, 3089#[L699-5]true, 3090#[L-1-2]true, 3091#[L713]true, 3092#[L713-1]true, 3093#[L713-10](= ULTIMATE.start_main_~i~1 0), 3095#[L713-4](= ULTIMATE.start_main_~i~1 0), 3149#[L713-5](= ULTIMATE.start_main_~i~1 0), 3150#[t_funENTRY, L713-6](= ULTIMATE.start_main_~i~1 0), 3151#[t_funENTRY, L713-7](= ULTIMATE.start_main_~i~1 0), 3155#[t_funENTRY, L713-8](and (= |ULTIMATE.start_main_#t~post15| 0) (= ULTIMATE.start_main_~i~1 0)), 3159#[t_funENTRY, L713-9](and (= |ULTIMATE.start_main_#t~post15| 0) (<= ULTIMATE.start_main_~i~1 1)), 3161#[t_funENTRY, L713-10](<= ULTIMATE.start_main_~i~1 1), 3165#[t_funENTRY, L713-4](<= ULTIMATE.start_main_~i~1 1), 3166#[t_funENTRY, L713-5](<= ULTIMATE.start_main_~i~1 1), 3168#[t_funENTRY, ULTIMATE.startErr0INUSE_VIOLATION](<= ULTIMATE.start_main_~i~1 1)] [2021-01-21 16:55:53,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-01-21 16:55:53,611 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-21 16:55:53,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-21 16:55:53,613 INFO L82 PathProgramCache]: Analyzing trace with hash 1442479400, now seen corresponding path program 1 times [2021-01-21 16:55:53,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-21 16:55:53,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595946552] [2021-01-21 16:55:53,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-21 16:55:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 16:55:53,685 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 16:55:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-21 16:55:53,756 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-21 16:55:53,802 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-21 16:55:53,803 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-21 16:55:53,803 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-21 16:55:53,804 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-21 16:55:53,804 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-21 16:55:53,821 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@28f067fe 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) [2021-01-21 16:55:53,830 INFO L168 Benchmark]: Toolchain (without parser) took 3778.25 ms. Allocated memory is still 302.0 MB. Free memory was 276.8 MB in the beginning and 118.7 MB in the end (delta: 158.1 MB). Peak memory consumption was 157.7 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,830 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 302.0 MB. Free memory was 272.3 MB in the beginning and 272.2 MB in the end (delta: 78.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-21 16:55:53,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.19 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 245.6 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.48 ms. Allocated memory is still 302.0 MB. Free memory was 245.6 MB in the beginning and 243.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,834 INFO L168 Benchmark]: Boogie Preprocessor took 126.46 ms. Allocated memory is still 302.0 MB. Free memory was 243.4 MB in the beginning and 284.5 MB in the end (delta: -41.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,836 INFO L168 Benchmark]: RCFGBuilder took 765.91 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 255.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,837 INFO L168 Benchmark]: TraceAbstraction took 2089.72 ms. Allocated memory is still 302.0 MB. Free memory was 254.0 MB in the beginning and 118.7 MB in the end (delta: 135.3 MB). Peak memory consumption was 134.2 MB. Max. memory is 16.0 GB. [2021-01-21 16:55:53,850 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 302.0 MB. Free memory was 272.3 MB in the beginning and 272.2 MB in the end (delta: 78.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 688.19 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 245.6 MB in the end (delta: 30.9 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 96.48 ms. Allocated memory is still 302.0 MB. Free memory was 245.6 MB in the beginning and 243.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 126.46 ms. Allocated memory is still 302.0 MB. Free memory was 243.4 MB in the beginning and 284.5 MB in the end (delta: -41.1 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.0 GB. * RCFGBuilder took 765.91 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 255.0 MB in the end (delta: 29.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2089.72 ms. Allocated memory is still 302.0 MB. Free memory was 254.0 MB in the beginning and 118.7 MB in the end (delta: 135.3 MB). Peak memory consumption was 134.2 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@28f067fe de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@28f067fe: 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...