/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 14:59:48,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 14:59:48,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 14:59:48,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-13 14:59:48,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-13 14:59:48,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-13 14:59:48,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-13 14:59:48,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-13 14:59:48,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-13 14:59:48,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-13 14:59:48,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-13 14:59:48,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-13 14:59:48,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-13 14:59:48,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-13 14:59:48,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-13 14:59:48,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-13 14:59:48,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-13 14:59:48,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-13 14:59:48,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-13 14:59:48,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-13 14:59:48,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-13 14:59:48,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-13 14:59:48,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-13 14:59:48,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-13 14:59:48,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-13 14:59:48,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-13 14:59:48,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-13 14:59:48,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-13 14:59:48,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-13 14:59:48,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-13 14:59:48,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-13 14:59:48,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-13 14:59:48,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-13 14:59:48,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-13 14:59:48,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-13 14:59:48,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-13 14:59:48,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-13 14:59:48,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-13 14:59:48,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 14:59:48,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 14:59:48,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 14:59:48,168 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-POR-NewStatesSleep-NoLbe.epf [2021-06-13 14:59:48,189 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 14:59:48,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 14:59:48,190 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 14:59:48,190 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 14:59:48,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 14:59:48,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 14:59:48,192 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 14:59:48,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 14:59:48,192 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 14:59:48,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 14:59:48,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 14:59:48,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 14:59:48,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 14:59:48,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 14:59:48,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 14:59:48,194 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 14:59:48,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 14:59:48,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 14:59:48,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 14:59:48,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 14:59:48,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 14:59:48,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 14:59:48,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 14:59:48,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 14:59:48,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 14:59:48,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 14:59:48,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-13 14:59:48,205 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 14:59:48,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 14:59:48,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 14:59:48,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 14:59:48,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 14:59:48,498 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 14:59:48,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c [2021-06-13 14:59:48,538 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f2adbbb/b931f075639f4283874db8d43cd889b9/FLAG732ca1bdf [2021-06-13 14:59:48,881 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 14:59:48,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/15-goto-within.c [2021-06-13 14:59:48,882 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-13 14:59:48,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f2adbbb/b931f075639f4283874db8d43cd889b9/FLAG732ca1bdf [2021-06-13 14:59:49,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38f2adbbb/b931f075639f4283874db8d43cd889b9 [2021-06-13 14:59:49,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 14:59:49,342 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 14:59:49,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 14:59:49,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 14:59:49,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 14:59:49,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23787403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49, skipping insertion in model container [2021-06-13 14:59:49,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 14:59:49,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 14:59:49,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 14:59:49,508 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 14:59:49,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 14:59:49,527 INFO L208 MainTranslator]: Completed translation [2021-06-13 14:59:49,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49 WrapperNode [2021-06-13 14:59:49,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 14:59:49,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 14:59:49,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 14:59:49,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 14:59:49,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 14:59:49,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 14:59:49,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 14:59:49,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 14:59:49,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (1/1) ... [2021-06-13 14:59:49,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 14:59:49,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 14:59:49,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 14:59:49,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 14:59:49,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (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 [2021-06-13 14:59:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 14:59:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 14:59:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 14:59:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-13 14:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-13 14:59:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 14:59:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 14:59:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 14:59:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 14:59:49,641 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 14:59:49,804 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 14:59:49,804 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-13 14:59:49,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 02:59:49 BoogieIcfgContainer [2021-06-13 14:59:49,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 14:59:49,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 14:59:49,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 14:59:49,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 14:59:49,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 02:59:49" (1/3) ... [2021-06-13 14:59:49,809 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d62a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 02:59:49, skipping insertion in model container [2021-06-13 14:59:49,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 02:59:49" (2/3) ... [2021-06-13 14:59:49,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d62a04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 02:59:49, skipping insertion in model container [2021-06-13 14:59:49,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 02:59:49" (3/3) ... [2021-06-13 14:59:49,811 INFO L111 eAbstractionObserver]: Analyzing ICFG 15-goto-within.c [2021-06-13 14:59:49,814 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 14:59:49,814 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 14:59:49,815 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 14:59:49,815 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,863 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,864 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,864 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,864 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,864 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,864 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,866 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,866 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,866 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,866 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 14:59:49,882 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 14:59:49,901 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-13 14:59:49,934 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 14:59:49,934 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 14:59:49,934 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 14:59:49,934 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 14:59:49,934 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 14:59:49,934 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 14:59:49,935 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 14:59:49,935 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == fooThread1of1ForFork0======== [2021-06-13 14:59:49,967 INFO L430 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONASSERT]=== [2021-06-13 14:59:49,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 14:59:49,974 INFO L82 PathProgramCache]: Analyzing trace with hash -455017035, now seen corresponding path program 1 times [2021-06-13 14:59:49,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 14:59:49,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669037400] [2021-06-13 14:59:49,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 14:59:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 14:59:50,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 14:59:50,226 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 14:59:50,226 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669037400] [2021-06-13 14:59:50,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669037400] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 14:59:50,227 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 14:59:50,227 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-13 14:59:50,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798530] [2021-06-13 14:59:50,230 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-13 14:59:50,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 14:59:50,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-13 14:59:50,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-13 14:59:50,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 14:59:50,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 14:59:50,248 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 5 states have internal predecessors, (21), 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) [2021-06-13 14:59:50,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 14:59:50,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-13 14:59:50,307 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 14:59:50,311 INFO L301 ceAbstractionStarter]: Result for error location fooThread1of1ForFork0 was SAFE (1/3) [2021-06-13 14:59:50,312 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-13 14:59:50,318 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 14:59:50,319 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 14:59:50,319 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 14:59:50,319 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 14:59:50,319 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 14:59:50,319 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 14:59:50,319 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 14:59:50,319 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == foo======== [2021-06-13 14:59:50,348 INFO L301 ceAbstractionStarter]: Result for error location foo was SAFE (2/3) [2021-06-13 14:59:50,349 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-13 14:59:50,357 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 14:59:50,357 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 14:59:50,357 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 14:59:50,357 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 14:59:50,357 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 14:59:50,357 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 14:59:50,357 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 14:59:50,357 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 14:59:50,380 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (3/3) [2021-06-13 14:59:50,380 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 14:59:50,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 02:59:50 BasicIcfg [2021-06-13 14:59:50,382 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 14:59:50,383 INFO L168 Benchmark]: Toolchain (without parser) took 1040.76 ms. Allocated memory is still 188.7 MB. Free memory was 151.9 MB in the beginning and 119.1 MB in the end (delta: 32.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,383 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 14:59:50,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.23 ms. Allocated memory is still 188.7 MB. Free memory was 151.7 MB in the beginning and 170.5 MB in the end (delta: -18.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,384 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.09 ms. Allocated memory is still 188.7 MB. Free memory was 170.5 MB in the beginning and 169.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,384 INFO L168 Benchmark]: Boogie Preprocessor took 19.33 ms. Allocated memory is still 188.7 MB. Free memory was 169.4 MB in the beginning and 168.4 MB in the end (delta: 957.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,385 INFO L168 Benchmark]: RCFGBuilder took 229.67 ms. Allocated memory is still 188.7 MB. Free memory was 168.4 MB in the beginning and 154.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,385 INFO L168 Benchmark]: TraceAbstraction took 575.18 ms. Allocated memory is still 188.7 MB. Free memory was 153.7 MB in the beginning and 119.1 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 8.0 GB. [2021-06-13 14:59:50,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 188.7 MB. Free memory is still 169.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 190.23 ms. Allocated memory is still 188.7 MB. Free memory was 151.7 MB in the beginning and 170.5 MB in the end (delta: -18.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 21.09 ms. Allocated memory is still 188.7 MB. Free memory was 170.5 MB in the beginning and 169.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.33 ms. Allocated memory is still 188.7 MB. Free memory was 169.4 MB in the beginning and 168.4 MB in the end (delta: 957.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 229.67 ms. Allocated memory is still 188.7 MB. Free memory was 168.4 MB in the beginning and 154.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 575.18 ms. Allocated memory is still 188.7 MB. Free memory was 153.7 MB in the beginning and 119.1 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 50, positive: 42, positive conditional: 42, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 42, positive: 42, positive conditional: 42, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 42, positive: 41, positive conditional: 0, positive unconditional: 41, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 4, positive conditional: 3, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 42, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 36, Positive cache size: 35, Positive conditional cache size: 1, Positive unconditional cache size: 34, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, positive: 2, positive conditional: 1, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 4, positive conditional: 3, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 36, Positive cache size: 35, Positive conditional cache size: 1, Positive unconditional cache size: 34, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 0 ], Maximal queried relation: 1, Independence queries for same thread: 8 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 35, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 ], Maximal queried relation: 0, Independence queries for same thread: 8 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 9, negative conditional: 9, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 34, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 35, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 35, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 35, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 35, unknown conditional: 0, unknown unconditional: 35] , Statistics on independence cache: Total cache size (in pairs): 35, Positive cache size: 34, Positive conditional cache size: 0, Positive unconditional cache size: 34, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 ], Maximal queried relation: 0, Independence queries for same thread: 8 - PositiveResult [Line: 20]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: fooThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 398.4ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.2ms, PartialOrderReductionTime: 77.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.2ms SsaConstructionTime, 30.5ms SatisfiabilityAnalysisTime, 147.9ms InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 163 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: foo with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 35.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 27.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.8ms, PartialOrderReductionTime: 20.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...