/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-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 16:29:16,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 16:29:16,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 16:29:16,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 16:29:16,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 16:29:16,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 16:29:16,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 16:29:16,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 16:29:16,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 16:29:16,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 16:29:16,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 16:29:16,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 16:29:16,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 16:29:16,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 16:29:16,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 16:29:16,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 16:29:16,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 16:29:16,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 16:29:16,306 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 16:29:16,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 16:29:16,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 16:29:16,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 16:29:16,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 16:29:16,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 16:29:16,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-16 16:29:16,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-16 16:29:16,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-16 16:29:16,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-16 16:29:16,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-16 16:29:16,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-16 16:29:16,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-16 16:29:16,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-16 16:29:16,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-16 16:29:16,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-16 16:29:16,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-16 16:29:16,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-16 16:29:16,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-16 16:29:16,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-16 16:29:16,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 16:29:16,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 16:29:16,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 16:29:16,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-06-16 16:29:16,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 16:29:16,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 16:29:16,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 16:29:16,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 16:29:16,359 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 16:29:16,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 16:29:16,359 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 16:29:16,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 16:29:16,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 16:29:16,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 16:29:16,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 16:29:16,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 16:29:16,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 16:29:16,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 16:29:16,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 16:29:16,362 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 16:29:16,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 16:29:16,362 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 16:29:16,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 16:29:16,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 16:29:16,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 16:29:16,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 16:29:16,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 16:29:16,640 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 16:29:16,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c [2021-06-16 16:29:16,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699ae5bd/c87335d51cb443d2a1dac03e8ed466d8/FLAG546a36306 [2021-06-16 16:29:17,018 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 16:29:17,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/SimpleFunctionPointer.c [2021-06-16 16:29:17,019 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-06-16 16:29:17,026 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699ae5bd/c87335d51cb443d2a1dac03e8ed466d8/FLAG546a36306 [2021-06-16 16:29:17,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699ae5bd/c87335d51cb443d2a1dac03e8ed466d8 [2021-06-16 16:29:17,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 16:29:17,458 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 16:29:17,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 16:29:17,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 16:29:17,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 16:29:17,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68ac0f2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17, skipping insertion in model container [2021-06-16 16:29:17,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 16:29:17,475 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 16:29:17,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 16:29:17,563 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 16:29:17,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 16:29:17,578 INFO L208 MainTranslator]: Completed translation [2021-06-16 16:29:17,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17 WrapperNode [2021-06-16 16:29:17,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 16:29:17,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 16:29:17,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 16:29:17,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 16:29:17,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 16:29:17,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 16:29:17,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 16:29:17,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 16:29:17,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (1/1) ... [2021-06-16 16:29:17,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 16:29:17,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 16:29:17,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 16:29:17,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 16:29:17,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (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 [2021-06-16 16:29:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 16:29:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-16 16:29:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-16 16:29:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 16:29:17,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 16:29:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 16:29:17,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 16:29:17,753 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 16:29:17,900 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 16:29:17,900 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-06-16 16:29:17,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 04:29:17 BoogieIcfgContainer [2021-06-16 16:29:17,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 16:29:17,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 16:29:17,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 16:29:17,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 16:29:17,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 04:29:17" (1/3) ... [2021-06-16 16:29:17,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb4fc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 04:29:17, skipping insertion in model container [2021-06-16 16:29:17,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 04:29:17" (2/3) ... [2021-06-16 16:29:17,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb4fc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 04:29:17, skipping insertion in model container [2021-06-16 16:29:17,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 04:29:17" (3/3) ... [2021-06-16 16:29:17,907 INFO L111 eAbstractionObserver]: Analyzing ICFG SimpleFunctionPointer.c [2021-06-16 16:29:17,927 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 16:29:17,927 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 16:29:17,927 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-06-16 16:29:17,928 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 16:29:17,957 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,957 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,957 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,958 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,959 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,959 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,960 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,961 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,961 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,961 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 16:29:17,978 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-16 16:29:17,991 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 16:29:18,008 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 16:29:18,008 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 16:29:18,008 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 16:29:18,008 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 16:29:18,008 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 16:29:18,008 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 16:29:18,008 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 16:29:18,008 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 16:29:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 37 states have internal predecessors, (37), 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) [2021-06-16 16:29:18,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 16:29:18,103 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 16:29:18,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 04:29:18 BasicIcfg [2021-06-16 16:29:18,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 16:29:18,112 INFO L168 Benchmark]: Toolchain (without parser) took 653.36 ms. Allocated memory is still 196.1 MB. Free memory was 161.0 MB in the beginning and 157.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.4 MB. Max. memory is 8.0 GB. [2021-06-16 16:29:18,112 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory is still 176.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 16:29:18,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 119.93 ms. Allocated memory is still 196.1 MB. Free memory was 160.7 MB in the beginning and 152.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2021-06-16 16:29:18,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.45 ms. Allocated memory is still 196.1 MB. Free memory was 152.1 MB in the beginning and 179.8 MB in the end (delta: -27.7 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB. [2021-06-16 16:29:18,114 INFO L168 Benchmark]: Boogie Preprocessor took 11.33 ms. Allocated memory is still 196.1 MB. Free memory was 179.8 MB in the beginning and 178.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 16:29:18,115 INFO L168 Benchmark]: RCFGBuilder took 257.55 ms. Allocated memory is still 196.1 MB. Free memory was 178.8 MB in the beginning and 167.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-16 16:29:18,115 INFO L168 Benchmark]: TraceAbstraction took 201.34 ms. Allocated memory is still 196.1 MB. Free memory was 166.7 MB in the beginning and 157.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-06-16 16:29:18,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory is still 176.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 119.93 ms. Allocated memory is still 196.1 MB. Free memory was 160.7 MB in the beginning and 152.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 52.45 ms. Allocated memory is still 196.1 MB. Free memory was 152.1 MB in the beginning and 179.8 MB in the end (delta: -27.7 MB). Peak memory consumption was 4.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.33 ms. Allocated memory is still 196.1 MB. Free memory was 179.8 MB in the beginning and 178.8 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 257.55 ms. Allocated memory is still 196.1 MB. Free memory was 178.8 MB in the beginning and 167.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 201.34 ms. Allocated memory is still 196.1 MB. Free memory was 166.7 MB in the beginning and 157.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 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: 18, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 18, Positive cache size: 18, Positive conditional cache size: 0, Positive unconditional cache size: 18, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 95.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 5.8ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 86.9ms, PartialOrderReductionTime: 64.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred 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 We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! Received shutdown request...