/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/forkJoinNotMod.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 21:52:17,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 21:52:17,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 21:52:17,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 21:52:17,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 21:52:17,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 21:52:17,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 21:52:17,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 21:52:17,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 21:52:17,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 21:52:17,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 21:52:17,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 21:52:17,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 21:52:17,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 21:52:17,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 21:52:17,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 21:52:17,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 21:52:17,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 21:52:17,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 21:52:17,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 21:52:17,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 21:52:17,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 21:52:17,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 21:52:17,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 21:52:17,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-18 21:52:17,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 21:52:17,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 21:52:17,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 21:52:17,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 21:52:17,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 21:52:17,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 21:52:17,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 21:52:17,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 21:52:17,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 21:52:17,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 21:52:17,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 21:52:17,435 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 [2022-02-18 21:52:17,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 21:52:17,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 21:52:17,457 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 21:52:17,457 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 21:52:17,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 21:52:17,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 21:52:17,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 21:52:17,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 21:52:17,458 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 21:52:17,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 21:52:17,459 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 21:52:17,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 21:52:17,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 21:52:17,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 21:52:17,461 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 21:52:17,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 21:52:17,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 21:52:17,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 21:52:17,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 21:52:17,669 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 21:52:17,670 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 21:52:17,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-02-18 21:52:17,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6054ee/2e7350626fae4669a7fcf23ee36edb81/FLAGaec005e0d [2022-02-18 21:52:18,010 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 21:52:18,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-02-18 21:52:18,011 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-18 21:52:18,011 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-18 21:52:18,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6054ee/2e7350626fae4669a7fcf23ee36edb81/FLAGaec005e0d [2022-02-18 21:52:18,445 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10d6054ee/2e7350626fae4669a7fcf23ee36edb81 [2022-02-18 21:52:18,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 21:52:18,448 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 21:52:18,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 21:52:18,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 21:52:18,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 21:52:18,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c7e9b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18, skipping insertion in model container [2022-02-18 21:52:18,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 21:52:18,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 21:52:18,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 21:52:18,596 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 21:52:18,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 21:52:18,612 INFO L208 MainTranslator]: Completed translation [2022-02-18 21:52:18,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18 WrapperNode [2022-02-18 21:52:18,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 21:52:18,613 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 21:52:18,613 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 21:52:18,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 21:52:18,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,649 INFO L137 Inliner]: procedures = 13, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-02-18 21:52:18,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 21:52:18,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 21:52:18,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 21:52:18,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 21:52:18,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 21:52:18,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 21:52:18,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 21:52:18,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 21:52:18,686 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (1/1) ... [2022-02-18 21:52:18,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 21:52:18,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 21:52:18,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 21:52:18,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 21:52:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-18 21:52:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-18 21:52:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2022-02-18 21:52:18,736 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 21:52:18,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 21:52:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 21:52:18,738 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 21:52:18,817 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 21:52:18,818 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 21:52:18,998 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 21:52:19,003 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 21:52:19,003 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 21:52:19,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:52:19 BoogieIcfgContainer [2022-02-18 21:52:19,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 21:52:19,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 21:52:19,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 21:52:19,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 21:52:19,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 09:52:18" (1/3) ... [2022-02-18 21:52:19,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429c2bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:52:19, skipping insertion in model container [2022-02-18 21:52:19,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:52:18" (2/3) ... [2022-02-18 21:52:19,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@429c2bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:52:19, skipping insertion in model container [2022-02-18 21:52:19,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:52:19" (3/3) ... [2022-02-18 21:52:19,026 INFO L111 eAbstractionObserver]: Analyzing ICFG forkJoinNotMod.c [2022-02-18 21:52:19,030 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 21:52:19,031 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 21:52:19,031 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-18 21:52:19,031 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 21:52:19,071 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,071 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,073 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,073 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,074 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,074 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,075 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,075 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,075 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,075 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,076 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,076 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,076 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,076 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,076 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,077 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,077 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,077 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,077 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,078 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,079 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,079 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,079 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,079 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,080 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,081 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,081 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,081 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,081 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,083 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,083 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,083 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,083 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,085 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,086 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,086 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,086 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,087 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,087 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,087 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,087 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,087 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,088 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,089 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,089 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,089 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,090 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,091 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,091 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,091 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,092 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,093 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,094 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,095 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,095 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,096 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,097 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,100 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,101 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,102 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,103 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,104 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,105 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,106 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,106 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,106 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,106 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,106 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,112 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,113 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,113 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,113 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,113 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,114 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,115 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,116 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,116 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,116 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:52:19,121 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-18 21:52:19,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 21:52:19,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 21:52:19,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-18 21:52:19,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-18 21:52:19,211 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 21:52:19,217 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 21:52:19,217 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-18 21:52:19,247 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-18 21:52:19,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:52:19,251 INFO L85 PathProgramCache]: Analyzing trace with hash 2077102797, now seen corresponding path program 1 times [2022-02-18 21:52:19,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:52:19,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221176220] [2022-02-18 21:52:19,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:52:19,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:52:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:52:19,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:52:19,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:52:19,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221176220] [2022-02-18 21:52:19,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221176220] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:52:19,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:52:19,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 21:52:19,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066333206] [2022-02-18 21:52:19,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:52:19,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-18 21:52:19,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:52:19,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-18 21:52:19,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-18 21:52:19,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:52:19,513 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:52:19,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 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) [2022-02-18 21:52:19,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:52:19,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 21:52:19,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 21:52:19,583 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-18 21:52:19,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:52:19,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1064000268, now seen corresponding path program 1 times [2022-02-18 21:52:19,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:52:19,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303604405] [2022-02-18 21:52:19,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:52:19,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:52:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:52:19,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:52:19,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:52:19,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303604405] [2022-02-18 21:52:19,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303604405] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:52:19,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:52:19,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 21:52:19,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045795148] [2022-02-18 21:52:19,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:52:19,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-18 21:52:19,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:52:19,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-18 21:52:19,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-18 21:52:19,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:52:19,645 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:52:19,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-02-18 21:52:19,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 21:52:19,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:52:19,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 21:52:19,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-18 21:52:19,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 21:52:19,695 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-02-18 21:52:19,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:52:19,695 INFO L85 PathProgramCache]: Analyzing trace with hash 942255151, now seen corresponding path program 1 times [2022-02-18 21:52:19,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:52:19,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259846452] [2022-02-18 21:52:19,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:52:19,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:52:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 21:52:19,764 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 21:52:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 21:52:19,857 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 21:52:19,858 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 21:52:19,859 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-02-18 21:52:19,860 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 5 remaining) [2022-02-18 21:52:19,861 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT (2 of 5 remaining) [2022-02-18 21:52:19,861 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT (1 of 5 remaining) [2022-02-18 21:52:19,861 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 5 remaining) [2022-02-18 21:52:19,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 21:52:19,868 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-02-18 21:52:19,871 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 21:52:19,871 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 21:52:19,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 09:52:19 BasicIcfg [2022-02-18 21:52:19,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 21:52:19,928 INFO L158 Benchmark]: Toolchain (without parser) took 1479.85ms. Allocated memory was 191.9MB in the beginning and 280.0MB in the end (delta: 88.1MB). Free memory was 135.4MB in the beginning and 166.5MB in the end (delta: -31.1MB). Peak memory consumption was 57.3MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,928 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 21:52:19,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.00ms. Allocated memory was 191.9MB in the beginning and 280.0MB in the end (delta: 88.1MB). Free memory was 135.2MB in the beginning and 252.0MB in the end (delta: -116.8MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.55ms. Allocated memory is still 280.0MB. Free memory was 252.0MB in the beginning and 250.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,929 INFO L158 Benchmark]: Boogie Preprocessor took 30.69ms. Allocated memory is still 280.0MB. Free memory was 250.4MB in the beginning and 249.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,930 INFO L158 Benchmark]: RCFGBuilder took 323.91ms. Allocated memory is still 280.0MB. Free memory was 248.8MB in the beginning and 235.7MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,930 INFO L158 Benchmark]: TraceAbstraction took 921.86ms. Allocated memory is still 280.0MB. Free memory was 235.2MB in the beginning and 166.5MB in the end (delta: 68.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2022-02-18 21:52:19,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 163.00ms. Allocated memory was 191.9MB in the beginning and 280.0MB in the end (delta: 88.1MB). Free memory was 135.2MB in the beginning and 252.0MB in the end (delta: -116.8MB). Peak memory consumption was 6.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.55ms. Allocated memory is still 280.0MB. Free memory was 252.0MB in the beginning and 250.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.69ms. Allocated memory is still 280.0MB. Free memory was 250.4MB in the beginning and 249.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 323.91ms. Allocated memory is still 280.0MB. Free memory was 248.8MB in the beginning and 235.7MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 921.86ms. Allocated memory is still 280.0MB. Free memory was 235.2MB in the beginning and 166.5MB in the end (delta: 68.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 22, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 22, positive conditional: 17, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22, positive: 22, positive conditional: 10, positive unconditional: 12, 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: 22, positive: 22, positive conditional: 10, positive unconditional: 12, 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: 12, positive: 12, positive conditional: 5, positive unconditional: 7, 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: 12, positive: 12, positive conditional: 0, positive unconditional: 12, 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: 22, positive: 10, positive conditional: 5, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 12, unknown conditional: 5, unknown unconditional: 7] , Statistics on independence cache: Total cache size (in pairs): 12, Positive cache size: 12, Positive conditional cache size: 5, Positive unconditional cache size: 7, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 7, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 38]: assertion can be violated assertion can be violated We found a FailurePath: [L14] 0 int globVar; VAL [globVar={7:0}] [L27] 0 int locVar = 7; VAL [globVar={7:0}, locVar=7] [L28] 0 globVar = 0 VAL [globVar={7:0}, locVar=7] [L30] 0 pthread_t thread_id; VAL [globVar={7:0}, locVar=7, thread_id={17:0}] [L32] FCALL, FORK 0 pthread_create(&thread_id, NULL, increment, &globVar) VAL [globVar={7:0}, locVar=7, n={7:0}, pthread_create(&thread_id, NULL, increment, &globVar)=-1, thread_id={17:0}] [L33] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 CodeAnnotStmt[Assertion] VAL [#t~mem14=0, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L33] 0 IdentifierExpression[globVar] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L34] 0 CodeAnnotStmt[Assertion] VAL [globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L35] 0 \read(thread_id) VAL [\read(thread_id)=-1, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L18] 1 int *result = (int *)n; VAL [globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L18] EXPR 1 \read(*n) VAL [\read(*n)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\read(*n)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L19] EXPR 1 \read(*result) VAL [\read(*result)=0, \read(*result)={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L19] 1 (*result)++ VAL [(*result)++=0, \read(*result)=0, \read(*result)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L20] 1 \read(*result) VAL [globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L21] 1 \read(*result) VAL [globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L23] EXPR 1 \read(*result) VAL [\read(*result)={7:0}, globVar={7:0}, n={19:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\read(*result)={7:0}, \result={7:0}, globVar={7:0}, n={7:0}, n={19:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L18] 1 int *result = (int *)n; VAL [\result={7:0}, globVar={7:0}, n={7:0}, result={16:0}] [L23] 1 return (void *)result; VAL [\result={7:0}, globVar={7:0}, n={7:0}] [L35] FCALL, JOIN 1 pthread_join(thread_id, NULL) VAL [\read(thread_id)=-1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L36] 0 \read(globVar) VAL [\result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] [L38] 0 CodeAnnotStmt[Assertion] VAL [#t~mem19=1, \result={7:0}, globVar={7:0}, locVar=7, n={7:0}, thread_id={17:0}] - UnprovableResult [Line: 33]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 117 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 RESULT: Ultimate proved your program to be incorrect! [2022-02-18 21:52:19,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-18 21:52:20,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...