/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-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/POPL2022/add-sub09.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8b99979fc9bd30b823d307a67cb055caa4790482-8b99979 [2021-06-30 12:21:40,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-30 12:21:40,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-30 12:21:40,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-30 12:21:40,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-30 12:21:40,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-30 12:21:40,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-30 12:21:40,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-30 12:21:40,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-30 12:21:40,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-30 12:21:40,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-30 12:21:40,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-30 12:21:40,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-30 12:21:40,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-30 12:21:40,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-30 12:21:40,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-30 12:21:40,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-30 12:21:40,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-30 12:21:40,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-30 12:21:40,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-30 12:21:40,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-30 12:21:40,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-30 12:21:40,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-30 12:21:40,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-30 12:21:40,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-30 12:21:40,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-30 12:21:40,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-30 12:21:40,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-30 12:21:40,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-30 12:21:40,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-30 12:21:40,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-30 12:21:40,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-30 12:21:40,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-30 12:21:40,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-30 12:21:40,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-30 12:21:40,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-30 12:21:40,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-30 12:21:40,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-30 12:21:40,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-30 12:21:40,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-30 12:21:40,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-30 12:21:40,293 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-None-NoLbe.epf [2021-06-30 12:21:40,306 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-30 12:21:40,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-30 12:21:40,307 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-30 12:21:40,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-30 12:21:40,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * Use SBE=true [2021-06-30 12:21:40,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-30 12:21:40,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-30 12:21:40,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-30 12:21:40,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-30 12:21:40,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-30 12:21:40,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-30 12:21:40,311 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-30 12:21:40,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-30 12:21:40,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-30 12:21:40,311 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-30 12:21:40,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-30 12:21:40,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-30 12:21:40,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-30 12:21:40,597 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-30 12:21:40,598 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-30 12:21:40,598 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/add-sub09.bpl [2021-06-30 12:21:40,598 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/POPL2022/add-sub09.bpl' [2021-06-30 12:21:40,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-30 12:21:40,616 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-30 12:21:40,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-30 12:21:40,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-30 12:21:40,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-30 12:21:40,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-30 12:21:40,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-30 12:21:40,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-30 12:21:40,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-30 12:21:40,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/1) ... [2021-06-30 12:21:40,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-30 12:21:40,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-30 12:21:40,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-30 12:21:40,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-30 12:21:40,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (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 [2021-06-30 12:21:40,694 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-30 12:21:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-30 12:21:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-30 12:21:40,695 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Thread given in one single declaration [2021-06-30 12:21:40,695 INFO L130 BoogieDeclarations]: Found specification of procedure Thread [2021-06-30 12:21:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure Thread [2021-06-30 12:21:40,696 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-30 12:21:40,789 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-30 12:21:40,789 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-06-30 12:21:40,790 INFO L202 PluginConnector]: Adding new model add-sub09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.06 12:21:40 BoogieIcfgContainer [2021-06-30 12:21:40,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-30 12:21:40,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-30 12:21:40,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-30 12:21:40,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-30 12:21:40,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.06 12:21:40" (1/2) ... [2021-06-30 12:21:40,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dffc88 and model type add-sub09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.06 12:21:40, skipping insertion in model container [2021-06-30 12:21:40,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "add-sub09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.06 12:21:40" (2/2) ... [2021-06-30 12:21:40,795 INFO L111 eAbstractionObserver]: Analyzing ICFG add-sub09.bpl [2021-06-30 12:21:40,798 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-30 12:21:40,798 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-30 12:21:40,798 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-30 12:21:40,799 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-30 12:21:40,832 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,833 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,833 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,833 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,833 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,833 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,834 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,834 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,834 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,834 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,834 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,835 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,836 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,837 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,837 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,837 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,837 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,837 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,838 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,839 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,839 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,839 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,839 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,839 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,840 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,841 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,841 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,841 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,841 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,841 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,842 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,842 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,842 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,842 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,844 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork0_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,846 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork1_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,848 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork2_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,855 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork3_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,857 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork4_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,859 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork5_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,861 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork6_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,866 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork7_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,871 WARN L313 ript$VariableManager]: TermVariabe ThreadThread1of1ForFork8_i not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-30 12:21:40,909 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-06-30 12:21:40,927 INFO L255 AbstractCegarLoop]: Starting to check reachability of 10 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 [2021-06-30 12:21:40,970 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-30 12:21:40,971 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-30 12:21:40,971 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-30 12:21:40,971 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-30 12:21:40,971 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-30 12:21:40,971 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-30 12:21:40,971 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-30 12:21:40,971 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-30 12:21:40,978 INFO L112 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 86 places, 67 transitions, 206 flow Received shutdown request... [2021-06-30 12:32:24,195 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-30 12:32:24,209 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-30 12:32:24,210 WARN L196 ceAbstractionStarter]: Timeout [2021-06-30 12:32:24,210 INFO L202 PluginConnector]: Adding new model add-sub09.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.06 12:32:24 BasicIcfg [2021-06-30 12:32:24,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-30 12:32:24,211 INFO L168 Benchmark]: Toolchain (without parser) took 643594.91 ms. Allocated memory was 161.5 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 140.1 MB in the beginning and 119.6 MB in the end (delta: 20.5 MB). Peak memory consumption was 3.2 GB. Max. memory is 8.0 GB. [2021-06-30 12:32:24,212 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 161.5 MB. Free memory is still 141.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-30 12:32:24,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.61 ms. Allocated memory is still 161.5 MB. Free memory was 140.1 MB in the beginning and 138.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-30 12:32:24,217 INFO L168 Benchmark]: Boogie Preprocessor took 9.20 ms. Allocated memory is still 161.5 MB. Free memory was 138.6 MB in the beginning and 137.7 MB in the end (delta: 899.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-30 12:32:24,218 INFO L168 Benchmark]: RCFGBuilder took 146.95 ms. Allocated memory is still 161.5 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-06-30 12:32:24,218 INFO L168 Benchmark]: TraceAbstraction took 643418.77 ms. Allocated memory was 161.5 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 127.6 MB in the beginning and 119.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 3.1 GB. Max. memory is 8.0 GB. [2021-06-30 12:32:24,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 161.5 MB. Free memory is still 141.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 16.61 ms. Allocated memory is still 161.5 MB. Free memory was 140.1 MB in the beginning and 138.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 8.0 GB. * Boogie Preprocessor took 9.20 ms. Allocated memory is still 161.5 MB. Free memory was 138.6 MB in the beginning and 137.7 MB in the end (delta: 899.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 146.95 ms. Allocated memory is still 161.5 MB. Free memory was 137.5 MB in the beginning and 128.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 643418.77 ms. Allocated memory was 161.5 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 127.6 MB in the beginning and 119.6 MB in the end (delta: 8.0 MB). Peak memory consumption was 3.1 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.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] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.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] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.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] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.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] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.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] , ConditionTransformingIndependenceRelation.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] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: 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] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - TimeoutResultAtElement [Line: 28]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 86 places, 67 transitions, 206 flow. Already constructed 404521 states. Currently 38504 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 11 procedures, 72 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 643267.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 643223.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown