/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-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 22:11:11,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 22:11:11,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 22:11:11,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-22 22:11:11,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-22 22:11:11,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-22 22:11:11,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-22 22:11:11,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-22 22:11:11,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-22 22:11:11,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-22 22:11:11,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-22 22:11:11,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-22 22:11:11,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-22 22:11:11,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-22 22:11:11,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-22 22:11:11,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-22 22:11:11,828 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-22 22:11:11,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-22 22:11:11,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-22 22:11:11,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-22 22:11:11,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-22 22:11:11,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-22 22:11:11,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-22 22:11:11,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-22 22:11:11,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-22 22:11:11,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-22 22:11:11,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-22 22:11:11,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-22 22:11:11,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-22 22:11:11,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-22 22:11:11,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-22 22:11:11,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-22 22:11:11,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-22 22:11:11,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-22 22:11:11,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-22 22:11:11,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-22 22:11:11,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-22 22:11:11,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-22 22:11:11,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 22:11:11,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 22:11:11,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 22:11:11,855 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-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-08-22 22:11:11,882 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 22:11:11,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 22:11:11,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 22:11:11,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 22:11:11,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 22:11:11,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 22:11:11,884 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 22:11:11,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 22:11:11,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 22:11:11,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 22:11:11,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 22:11:11,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 22:11:11,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 22:11:11,888 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 22:11:11,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 22:11:11,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 22:11:11,888 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-22 22:11:11,888 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-22 22:11:11,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 22:11:12,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 22:11:12,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 22:11:12,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 22:11:12,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 22:11:12,148 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 22:11:12,151 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-08-22 22:11:12,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8e1449c/b60eff1b8c804c37b89ebf0dc47726cb/FLAG7624dd10b [2021-08-22 22:11:12,734 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 22:11:12,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i [2021-08-22 22:11:12,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8e1449c/b60eff1b8c804c37b89ebf0dc47726cb/FLAG7624dd10b [2021-08-22 22:11:13,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8e1449c/b60eff1b8c804c37b89ebf0dc47726cb [2021-08-22 22:11:13,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 22:11:13,017 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 22:11:13,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 22:11:13,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 22:11:13,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 22:11:13,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ba935b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13, skipping insertion in model container [2021-08-22 22:11:13,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 22:11:13,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 22:11:13,170 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 22:11:13,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2021-08-22 22:11:13,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 22:11:13,516 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 22:11:13,522 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 22:11:13,565 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2-container_of.i[75002,75015] [2021-08-22 22:11:13,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 22:11:13,652 INFO L208 MainTranslator]: Completed translation [2021-08-22 22:11:13,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13 WrapperNode [2021-08-22 22:11:13,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 22:11:13,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 22:11:13,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 22:11:13,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 22:11:13,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 22:11:13,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 22:11:13,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 22:11:13,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 22:11:13,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 22:11:13,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 22:11:13,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 22:11:13,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 22:11:13,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (1/1) ... [2021-08-22 22:11:13,722 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 22:11:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:11:13,758 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) [2021-08-22 22:11:13,787 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 [2021-08-22 22:11:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-22 22:11:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 22:11:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-22 22:11:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 22:11:13,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-22 22:11:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 22:11:13,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 22:11:13,802 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-08-22 22:11:13,803 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-08-22 22:11:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 22:11:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 22:11:13,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 22:11:13,804 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 22:11:14,282 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 22:11:14,282 INFO L299 CfgBuilder]: Removed 20 assume(true) statements. [2021-08-22 22:11:14,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:11:14 BoogieIcfgContainer [2021-08-22 22:11:14,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 22:11:14,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 22:11:14,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 22:11:14,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 22:11:14,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 10:11:13" (1/3) ... [2021-08-22 22:11:14,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14617bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:11:14, skipping insertion in model container [2021-08-22 22:11:14,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:11:13" (2/3) ... [2021-08-22 22:11:14,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14617bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 10:11:14, skipping insertion in model container [2021-08-22 22:11:14,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:11:14" (3/3) ... [2021-08-22 22:11:14,290 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_2-container_of.i [2021-08-22 22:11:14,294 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 22:11:14,294 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 22:11:14,294 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-08-22 22:11:14,294 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 22:11:14,326 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,327 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,327 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,327 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,327 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,328 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,329 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,329 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,330 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,331 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,332 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,333 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,334 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,335 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,336 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,346 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,347 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,348 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,348 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,348 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,349 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,350 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,354 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,355 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,356 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,359 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,359 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,360 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,363 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,364 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 22:11:14,369 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-22 22:11:14,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 22:11:14,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 22:11:14,421 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) [2021-08-22 22:11:14,436 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 [2021-08-22 22:11:14,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-22 22:11:14,459 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, mConcurrency=PARTIAL_ORDER_FA, 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 [2021-08-22 22:11:14,460 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-22 22:11:14,508 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:14,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1601756939, now seen corresponding path program 1 times [2021-08-22 22:11:14,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:14,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026793428] [2021-08-22 22:11:14,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:14,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:14,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:14,834 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026793428] [2021-08-22 22:11:14,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026793428] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:14,835 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:14,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 22:11:14,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479235378] [2021-08-22 22:11:14,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 22:11:14,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:14,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 22:11:14,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 22:11:14,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:14,853 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:14,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:14,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:14,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:14,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 22:11:14,966 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:14,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:14,967 INFO L82 PathProgramCache]: Analyzing trace with hash 350998619, now seen corresponding path program 1 times [2021-08-22 22:11:14,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:14,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228404177] [2021-08-22 22:11:14,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:14,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:15,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:15,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:15,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:15,117 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228404177] [2021-08-22 22:11:15,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228404177] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:15,117 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:15,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 22:11:15,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837492184] [2021-08-22 22:11:15,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 22:11:15,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:15,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 22:11:15,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 22:11:15,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:15,120 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:15,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:15,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:15,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:23,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:23,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:23,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 22:11:23,986 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:24,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:24,001 INFO L82 PathProgramCache]: Analyzing trace with hash -2060355337, now seen corresponding path program 1 times [2021-08-22 22:11:24,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:24,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072054078] [2021-08-22 22:11:24,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:24,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:24,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:24,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072054078] [2021-08-22 22:11:24,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072054078] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:24,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:24,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-08-22 22:11:24,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308442161] [2021-08-22 22:11:24,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-22 22:11:24,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:24,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-22 22:11:24,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2021-08-22 22:11:24,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:24,682 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:24,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.947368421052632) internal successors, (94), 19 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:25,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:25,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-22 22:11:25,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 22:11:25,568 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:25,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:25,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1634263965, now seen corresponding path program 1 times [2021-08-22 22:11:25,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:25,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711986213] [2021-08-22 22:11:25,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:25,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:26,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:26,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711986213] [2021-08-22 22:11:26,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711986213] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:26,927 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:26,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-08-22 22:11:26,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211752878] [2021-08-22 22:11:26,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-08-22 22:11:26,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:26,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-08-22 22:11:26,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=919, Unknown=0, NotChecked=0, Total=992 [2021-08-22 22:11:26,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:26,929 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:26,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:26,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:26,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:26,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-22 22:11:26,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:35,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:35,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:35,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:11:35,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 22:11:35,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-22 22:11:35,749 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:35,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:35,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1196753309, now seen corresponding path program 2 times [2021-08-22 22:11:35,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:35,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326081401] [2021-08-22 22:11:35,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:35,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:36,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:36,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326081401] [2021-08-22 22:11:36,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326081401] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:36,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:36,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-08-22 22:11:36,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447606937] [2021-08-22 22:11:36,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-22 22:11:36,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:36,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-22 22:11:36,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=538, Unknown=0, NotChecked=0, Total=600 [2021-08-22 22:11:36,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:36,721 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:36,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.76) internal successors, (94), 25 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:36,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:36,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:36,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:11:36,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 22:11:36,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:40,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:40,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:40,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 22:11:40,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:11:40,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-22 22:11:40,921 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:40,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:40,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1757474679, now seen corresponding path program 2 times [2021-08-22 22:11:40,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:40,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893397576] [2021-08-22 22:11:40,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:40,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:40,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 22:11:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 22:11:42,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 22:11:42,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893397576] [2021-08-22 22:11:42,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893397576] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 22:11:42,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 22:11:42,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-08-22 22:11:42,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098742429] [2021-08-22 22:11:42,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-22 22:11:42,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 22:11:42,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-22 22:11:42,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=803, Unknown=0, NotChecked=0, Total=870 [2021-08-22 22:11:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:42,370 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 22:11:42,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.3333333333333335) internal successors, (100), 30 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 22:11:42,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:42,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:42,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:11:42,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-08-22 22:11:42,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:11:42,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 22:11:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 22:11:55,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 22:11:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-22 22:11:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-22 22:11:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-22 22:11:55,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-22 22:11:55,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 22:11:55,299 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-08-22 22:11:55,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 22:11:55,300 INFO L82 PathProgramCache]: Analyzing trace with hash -235358215, now seen corresponding path program 3 times [2021-08-22 22:11:55,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 22:11:55,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755298027] [2021-08-22 22:11:55,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 22:11:55,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 22:11:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:11:55,339 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 22:11:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 22:11:55,387 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 22:11:55,388 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 22:11:55,388 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:11:55,389 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:11:55,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:11:55,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 22:11:55,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 22:11:55,390 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 22:11:55,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 22:11:55,397 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 22:11:55,397 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 22:11:55,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 10:11:55 BasicIcfg [2021-08-22 22:11:55,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 22:11:55,472 INFO L168 Benchmark]: Toolchain (without parser) took 42455.10 ms. Allocated memory was 204.5 MB in the beginning and 373.3 MB in the end (delta: 168.8 MB). Free memory was 165.5 MB in the beginning and 241.1 MB in the end (delta: -75.6 MB). Peak memory consumption was 93.7 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,473 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 204.5 MB. Free memory is still 185.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 22:11:55,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.43 ms. Allocated memory is still 204.5 MB. Free memory was 165.4 MB in the beginning and 144.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.27 ms. Allocated memory is still 204.5 MB. Free memory was 144.6 MB in the beginning and 141.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,473 INFO L168 Benchmark]: Boogie Preprocessor took 23.24 ms. Allocated memory is still 204.5 MB. Free memory was 141.4 MB in the beginning and 138.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,474 INFO L168 Benchmark]: RCFGBuilder took 567.39 ms. Allocated memory is still 204.5 MB. Free memory was 138.8 MB in the beginning and 91.6 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,474 INFO L168 Benchmark]: TraceAbstraction took 41185.70 ms. Allocated memory was 204.5 MB in the beginning and 373.3 MB in the end (delta: 168.8 MB). Free memory was 91.1 MB in the beginning and 241.1 MB in the end (delta: -150.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-08-22 22:11:55,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 204.5 MB. Free memory is still 185.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 634.43 ms. Allocated memory is still 204.5 MB. Free memory was 165.4 MB in the beginning and 144.6 MB in the end (delta: 20.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.27 ms. Allocated memory is still 204.5 MB. Free memory was 144.6 MB in the beginning and 141.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.24 ms. Allocated memory is still 204.5 MB. Free memory was 141.4 MB in the beginning and 138.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 567.39 ms. Allocated memory is still 204.5 MB. Free memory was 138.8 MB in the beginning and 91.6 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 41185.70 ms. Allocated memory was 204.5 MB in the beginning and 373.3 MB in the end (delta: 168.8 MB). Free memory was 91.1 MB in the beginning and 241.1 MB in the end (delta: -150.0 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1032, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 62, negative conditional: 46, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 996, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 26, negative conditional: 10, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 996, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 26, negative conditional: 10, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1027, positive: 970, positive conditional: 256, positive unconditional: 714, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1027, positive: 970, positive conditional: 244, positive unconditional: 726, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1027, positive: 970, positive conditional: 244, positive unconditional: 726, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 28, negative conditional: 12, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 17, unknown conditional: 8, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24453, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 340, negative conditional: 163, negative unconditional: 177, unknown: 24113, unknown conditional: 10522, unknown unconditional: 13591] ], Cache Queries: [ total: 1027, positive: 313, positive conditional: 244, positive unconditional: 69, negative: 29, negative conditional: 19, negative unconditional: 10, unknown: 685, unknown conditional: 12, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 657, Positive conditional cache size: 0, Positive unconditional cache size: 657, Negative cache size: 28, Negative conditional cache size: 12, Negative unconditional cache size: 16, Eliminated conditions: 12, Maximal queried relation: 4, Independence queries for same thread: 36 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 13806, Number of persistent set computation: 140, Number of trivial persistent sets: 112, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 673, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1032, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 62, negative conditional: 46, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 996, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 26, negative conditional: 10, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 996, positive: 970, positive conditional: 313, positive unconditional: 657, negative: 26, negative conditional: 10, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1027, positive: 970, positive conditional: 256, positive unconditional: 714, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1027, positive: 970, positive conditional: 244, positive unconditional: 726, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1027, positive: 970, positive conditional: 244, positive unconditional: 726, negative: 57, negative conditional: 31, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 685, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 28, negative conditional: 12, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 685, positive: 657, positive conditional: 0, positive unconditional: 657, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 17, unknown conditional: 8, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 24453, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 340, negative conditional: 163, negative unconditional: 177, unknown: 24113, unknown conditional: 10522, unknown unconditional: 13591] ], Cache Queries: [ total: 1027, positive: 313, positive conditional: 244, positive unconditional: 69, negative: 29, negative conditional: 19, negative unconditional: 10, unknown: 685, unknown conditional: 12, unknown unconditional: 673] , Statistics on independence cache: Total cache size (in pairs): 685, Positive cache size: 657, Positive conditional cache size: 0, Positive unconditional cache size: 657, Negative cache size: 28, Negative conditional cache size: 12, Negative unconditional cache size: 16, Eliminated conditions: 12, Maximal queried relation: 4, Independence queries for same thread: 36 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={7:0}, t2={8:0}] [L1725] 0 return 0; VAL [t1={7:0}, t2={8:0}] [L1731] 0 int ret = my_drv_init(); VAL [t1={7:0}, t2={8:0}] [L1732] COND TRUE 0 ret==0 VAL [t1={7:0}, t2={8:0}] [L1733] 0 int probe_ret; VAL [t1={7:0}, t2={8:0}] [L1734] 0 struct my_data data; VAL [t1={7:0}, t2={8:0}] [L1704] 0 struct device *d = &data->dev; VAL [t1={7:0}, t2={8:0}] [L1706] 0 data->shared.a = 0 VAL [t1={7:0}, t2={8:0}] [L1707] 0 data->shared.b = 0 VAL [t1={7:0}, t2={8:0}] [L1708] 0 int res = __VERIFIER_nondet_int(); VAL [t1={7:0}, t2={8:0}] [L1709] COND FALSE 0 !(\read(res)) VAL [t1={7:0}, t2={8:0}] [L1711] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1712] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1713] 0 return 0; VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1735] 0 probe_ret = my_drv_probe(&data) VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1736] COND TRUE 0 probe_ret==0 VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1719] 0 void *status; VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1720] 0 \read(t1) VAL [arg={9:24}, t1={7:0}, t2={8:0}] [L1689] 2 struct device *dev = (struct device*)arg; VAL [arg={9:24}, arg={9:24}, dev={9:24}, t1={7:0}, t2={8:0}] [L1690] 2 struct my_data *data; VAL [arg={9:24}, arg={9:24}, dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, t1={7:0}, t2={8:0}] [L1693] 2 data->shared.a = 1 VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, t1={7:0}, t2={8:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1689] 1 struct device *dev = (struct device*)arg; VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1690] 1 struct my_data *data; VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1699] 2 data->shared.b = lb + 1 VAL [__mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1701] 2 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1699] 1 data->shared.b = lb + 1 VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1701] 1 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1720] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1721] 0 \read(t2) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1721] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1738] 0 data.shared.a VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1739] 0 data.shared.b VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1675] COND TRUE 0 !expression VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={9:24}, arg={9:24}, arg={9:24}, data={9:0}, dev={9:24}, lb=0, t1={7:0}, t2={8:0}] - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1711]: 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. - UnprovableResult [Line: 1712]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 148 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 40989.2ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.8ms, PartialOrderReductionTime: 35838.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 133, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 27.0ms SsaConstructionTime, 309.5ms SatisfiabilityAnalysisTime, 4438.0ms InterpolantComputationTime, 590 NumberOfCodeBlocks, 590 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 484 ConstructedInterpolants, 0 QuantifiedInterpolants, 7197 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2021-08-22 22:11:55,623 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 [2021-08-22 22:11:55,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...