/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/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 10:58:42,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 10:58:42,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 10:58:42,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 10:58:42,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 10:58:42,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 10:58:42,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 10:58:42,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 10:58:42,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 10:58:42,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 10:58:42,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 10:58:42,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 10:58:42,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 10:58:42,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 10:58:42,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 10:58:42,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 10:58:42,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 10:58:42,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 10:58:42,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 10:58:42,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 10:58:42,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 10:58:42,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 10:58:42,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 10:58:42,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 10:58:42,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 10:58:42,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 10:58:42,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 10:58:42,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 10:58:42,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 10:58:42,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 10:58:42,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 10:58:42,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 10:58:42,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 10:58:42,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 10:58:42,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 10:58:42,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 10:58:42,933 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 [2022-02-09 10:58:42,958 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 10:58:42,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 10:58:42,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 10:58:42,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 10:58:42,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 10:58:42,960 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 10:58:42,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 10:58:42,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 10:58:42,961 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 10:58:42,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 10:58:42,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 10:58:42,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 10:58:42,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 10:58:42,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 10:58:42,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 10:58:42,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-09 10:58:42,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 10:58:43,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 10:58:43,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 10:58:43,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 10:58:43,184 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 10:58:43,188 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 10:58:43,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-09 10:58:43,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a751bdb7a/625463df3f5348a7b7d0f06a9012947a/FLAG94447433b [2022-02-09 10:58:43,603 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 10:58:43,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-09 10:58:43,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a751bdb7a/625463df3f5348a7b7d0f06a9012947a/FLAG94447433b [2022-02-09 10:58:43,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a751bdb7a/625463df3f5348a7b7d0f06a9012947a [2022-02-09 10:58:43,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 10:58:43,958 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 10:58:43,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 10:58:43,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 10:58:43,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 10:58:43,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 10:58:43" (1/1) ... [2022-02-09 10:58:43,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3805e388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:43, skipping insertion in model container [2022-02-09 10:58:43,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 10:58:43" (1/1) ... [2022-02-09 10:58:43,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 10:58:44,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 10:58:44,150 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2022-02-09 10:58:44,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 10:58:44,300 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 10:58:44,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2022-02-09 10:58:44,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 10:58:44,390 INFO L208 MainTranslator]: Completed translation [2022-02-09 10:58:44,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44 WrapperNode [2022-02-09 10:58:44,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 10:58:44,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 10:58:44,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 10:58:44,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 10:58:44,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,428 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 161 [2022-02-09 10:58:44,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 10:58:44,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 10:58:44,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 10:58:44,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 10:58:44,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 10:58:44,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 10:58:44,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 10:58:44,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 10:58:44,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (1/1) ... [2022-02-09 10:58:44,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 10:58:44,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 10:58:44,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 10:58:44,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 10:58:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 10:58:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-09 10:58:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 10:58:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 10:58:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 10:58:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-09 10:58:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-09 10:58:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-09 10:58:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-09 10:58:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 10:58:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-09 10:58:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 10:58:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 10:58:44,557 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 10:58:44,687 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 10:58:44,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 10:58:45,061 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 10:58:45,310 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 10:58:45,311 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 10:58:45,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 10:58:45 BoogieIcfgContainer [2022-02-09 10:58:45,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 10:58:45,313 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 10:58:45,313 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 10:58:45,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 10:58:45,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 10:58:43" (1/3) ... [2022-02-09 10:58:45,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e2bbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 10:58:45, skipping insertion in model container [2022-02-09 10:58:45,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 10:58:44" (2/3) ... [2022-02-09 10:58:45,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22e2bbcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 10:58:45, skipping insertion in model container [2022-02-09 10:58:45,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 10:58:45" (3/3) ... [2022-02-09 10:58:45,319 INFO L111 eAbstractionObserver]: Analyzing ICFG safe022_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-09 10:58:45,323 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 10:58:45,323 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 10:58:45,323 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-09 10:58:45,323 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 10:58:45,356 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,356 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,356 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,356 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,357 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,357 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,357 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,357 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,357 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,358 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,358 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,360 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,361 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,361 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,361 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,361 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,362 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,362 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,362 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,362 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,362 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,363 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,363 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,363 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,364 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,364 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,364 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,365 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,365 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,365 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,365 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,366 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,366 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,366 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,374 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,374 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,383 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,386 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,389 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,390 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,391 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,391 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,393 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,393 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,393 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,394 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,394 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,394 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,394 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,394 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,395 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,396 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,397 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,398 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,399 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,400 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,401 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,401 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 10:58:45,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 10:58:45,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 10:58:45,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 10:58:45,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 10:58:45,474 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-09 10:58:45,479 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 10:58:45,479 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-09 10:58:45,617 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,617 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,617 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,618 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,619 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,620 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,623 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,652 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:45,680 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:45,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:45,684 INFO L85 PathProgramCache]: Analyzing trace with hash 2083371144, now seen corresponding path program 1 times [2022-02-09 10:58:45,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:45,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931483744] [2022-02-09 10:58:45,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:45,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:58:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:58:45,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:58:45,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931483744] [2022-02-09 10:58:45,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931483744] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 10:58:45,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 10:58:45,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 10:58:45,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084361367] [2022-02-09 10:58:45,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 10:58:45,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 10:58:45,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:58:45,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 10:58:45,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 10:58:45,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:45,925 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:58:45,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:58:45,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:45,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:45,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 10:58:45,962 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:45,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:45,963 INFO L85 PathProgramCache]: Analyzing trace with hash 704167663, now seen corresponding path program 1 times [2022-02-09 10:58:45,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:45,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353126293] [2022-02-09 10:58:45,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:45,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:58:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:58:46,263 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:58:46,263 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353126293] [2022-02-09 10:58:46,263 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353126293] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 10:58:46,263 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 10:58:46,263 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-09 10:58:46,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651203022] [2022-02-09 10:58:46,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 10:58:46,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 10:58:46,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:58:46,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 10:58:46,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-09 10:58:46,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,267 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:58:46,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:58:46,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,375 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,376 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,377 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,405 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,406 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,407 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,422 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:46,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 10:58:46,465 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:46,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:46,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1276118957, now seen corresponding path program 1 times [2022-02-09 10:58:46,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:46,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922402037] [2022-02-09 10:58:46,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:46,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:58:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:58:46,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:58:46,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922402037] [2022-02-09 10:58:46,558 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922402037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 10:58:46,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 10:58:46,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 10:58:46,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681049558] [2022-02-09 10:58:46,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 10:58:46,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 10:58:46,559 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:58:46,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 10:58:46,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 10:58:46,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,560 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:58:46,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:58:46,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:46,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,581 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,582 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,583 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,586 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:46,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:58:46,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 10:58:46,641 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:46,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:46,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1255009030, now seen corresponding path program 1 times [2022-02-09 10:58:46,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:46,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446338337] [2022-02-09 10:58:46,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:46,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:58:46,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:58:46,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:58:46,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446338337] [2022-02-09 10:58:46,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446338337] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 10:58:46,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 10:58:46,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 10:58:46,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827305800] [2022-02-09 10:58:46,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 10:58:46,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 10:58:46,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:58:46,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 10:58:46,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-09 10:58:46,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,803 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:58:46,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:58:46,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:46,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:58:46,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,856 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,869 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,870 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,904 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,905 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,906 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:46,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:58:46,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 10:58:46,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 10:58:46,997 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:46,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:46,998 INFO L85 PathProgramCache]: Analyzing trace with hash -786074136, now seen corresponding path program 1 times [2022-02-09 10:58:46,998 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:46,998 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806682497] [2022-02-09 10:58:46,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:46,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 10:58:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 10:58:47,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 10:58:47,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806682497] [2022-02-09 10:58:47,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806682497] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 10:58:47,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 10:58:47,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-09 10:58:47,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766795947] [2022-02-09 10:58:47,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 10:58:47,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-09 10:58:47,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 10:58:47,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-09 10:58:47,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-09 10:58:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:47,287 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 10:58:47,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 10:58:47,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:47,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:47,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:58:47,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 10:58:47,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:47,449 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,450 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,451 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,452 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,484 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite20_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite28_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite29_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite14_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,485 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite17_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite23_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,486 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,488 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,506 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,507 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,526 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite32_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,527 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 10:58:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 10:58:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 10:58:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 10:58:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 10:58:47,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 10:58:47,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 10:58:47,561 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-09 10:58:47,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 10:58:47,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1889784228, now seen corresponding path program 2 times [2022-02-09 10:58:47,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 10:58:47,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577693461] [2022-02-09 10:58:47,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 10:58:47,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 10:58:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 10:58:47,649 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 10:58:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 10:58:47,705 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 10:58:47,705 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 10:58:47,706 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-09 10:58:47,708 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-09 10:58:47,708 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-09 10:58:47,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-09 10:58:47,717 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2022-02-09 10:58:47,718 INFO L309 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2022-02-09 10:58:47,721 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 10:58:47,721 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 10:58:47,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 10:58:47 BasicIcfg [2022-02-09 10:58:47,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 10:58:47,818 INFO L158 Benchmark]: Toolchain (without parser) took 3859.46ms. Allocated memory was 222.3MB in the beginning and 276.8MB in the end (delta: 54.5MB). Free memory was 165.4MB in the beginning and 200.9MB in the end (delta: -35.5MB). Peak memory consumption was 20.6MB. Max. memory is 8.0GB. [2022-02-09 10:58:47,818 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 222.3MB. Free memory is still 183.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 10:58:47,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.90ms. Allocated memory was 222.3MB in the beginning and 276.8MB in the end (delta: 54.5MB). Free memory was 165.2MB in the beginning and 237.3MB in the end (delta: -72.1MB). Peak memory consumption was 6.8MB. Max. memory is 8.0GB. [2022-02-09 10:58:47,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.13ms. Allocated memory is still 276.8MB. Free memory was 237.3MB in the beginning and 235.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 10:58:47,819 INFO L158 Benchmark]: Boogie Preprocessor took 41.53ms. Allocated memory is still 276.8MB. Free memory was 235.2MB in the beginning and 233.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 10:58:47,819 INFO L158 Benchmark]: RCFGBuilder took 841.81ms. Allocated memory is still 276.8MB. Free memory was 233.1MB in the beginning and 162.3MB in the end (delta: 70.8MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. [2022-02-09 10:58:47,819 INFO L158 Benchmark]: TraceAbstraction took 2504.06ms. Allocated memory is still 276.8MB. Free memory was 161.8MB in the beginning and 200.9MB in the end (delta: -39.1MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 10:58:47,820 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 222.3MB. Free memory is still 183.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 430.90ms. Allocated memory was 222.3MB in the beginning and 276.8MB in the end (delta: 54.5MB). Free memory was 165.2MB in the beginning and 237.3MB in the end (delta: -72.1MB). Peak memory consumption was 6.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.13ms. Allocated memory is still 276.8MB. Free memory was 237.3MB in the beginning and 235.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.53ms. Allocated memory is still 276.8MB. Free memory was 235.2MB in the beginning and 233.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 841.81ms. Allocated memory is still 276.8MB. Free memory was 233.1MB in the beginning and 162.3MB in the end (delta: 70.8MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2504.06ms. Allocated memory is still 276.8MB. Free memory was 161.8MB in the beginning and 200.9MB in the end (delta: -39.1MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1412, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 46, negative conditional: 25, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1398, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1398, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 374, positive unconditional: 992, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 114, positive unconditional: 1252, negative: 47, negative conditional: 8, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 114, positive unconditional: 1252, negative: 47, negative conditional: 8, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 841, positive: 817, positive conditional: 2, positive unconditional: 815, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 841, positive: 812, positive conditional: 0, positive unconditional: 812, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 347, positive: 44, positive conditional: 2, positive unconditional: 42, negative: 302, negative conditional: 27, negative unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1413, positive: 549, positive conditional: 112, positive unconditional: 437, negative: 23, negative conditional: 5, negative unconditional: 18, unknown: 841, unknown conditional: 5, unknown unconditional: 836] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 817, Positive conditional cache size: 2, Positive unconditional cache size: 815, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 267, Maximal queried relation: 2, Independence queries for same thread: 14 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 162, Number of trivial persistent sets: 81, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 836, positive: 815, positive conditional: 0, positive unconditional: 815, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1412, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 46, negative conditional: 25, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1398, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1398, positive: 1366, positive conditional: 551, positive unconditional: 815, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 374, positive unconditional: 992, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 114, positive unconditional: 1252, negative: 47, negative conditional: 8, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1413, positive: 1366, positive conditional: 114, positive unconditional: 1252, negative: 47, negative conditional: 8, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 841, positive: 817, positive conditional: 2, positive unconditional: 815, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 841, positive: 812, positive conditional: 0, positive unconditional: 812, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 29, positive: 5, positive conditional: 2, positive unconditional: 3, negative: 24, negative conditional: 3, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 347, positive: 44, positive conditional: 2, positive unconditional: 42, negative: 302, negative conditional: 27, negative unconditional: 276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1413, positive: 549, positive conditional: 112, positive unconditional: 437, negative: 23, negative conditional: 5, negative unconditional: 18, unknown: 841, unknown conditional: 5, unknown unconditional: 836] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 817, Positive conditional cache size: 2, Positive unconditional cache size: 815, Negative cache size: 24, Negative conditional cache size: 3, Negative unconditional cache size: 21, Eliminated conditions: 267, Maximal queried relation: 2, Independence queries for same thread: 14 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L712] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L713] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0] [L714] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L716] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L718] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L719] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L720] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L721] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L722] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L723] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L728] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L729] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L730] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L731] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L732] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L733] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L734] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L807] 0 pthread_t t2305; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2305={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L808] FCALL, FORK 0 pthread_create(&t2305, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2305, ((void *)0), P0, ((void *)0))=-1, t2305={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L809] 0 pthread_t t2306; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2305={5:0}, t2306={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L810] FCALL, FORK 0 pthread_create(&t2306, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2306, ((void *)0), P1, ((void *)0))=0, t2305={5:0}, t2306={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L738] 1 y$w_buff1 = y$w_buff0 [L739] 1 y$w_buff0 = 1 [L740] 1 y$w_buff1_used = y$w_buff0_used [L741] 1 y$w_buff0_used = (_Bool)1 [L742] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L742] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L743] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L744] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L745] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L746] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L749] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L766] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L769] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L770] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L771] 2 y$flush_delayed = weak$$choice2 [L772] 2 y$mem_tmp = y [L773] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L773] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L774] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L774] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0) [L774] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L774] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L775] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L775] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1) [L775] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L775] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L776] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L776] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L776] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L776] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L777] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L777] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L777] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2) [L778] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L778] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L779] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L779] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L779] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L779] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] 2 __unbuffered_p1_EBX = y [L781] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L781] 2 y = y$flush_delayed ? y$mem_tmp : y [L782] 2 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L752] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L753] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L753] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L754] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L755] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L755] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L756] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L761] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L785] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L785] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L785] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L785] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L786] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L786] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L787] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L787] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L788] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L788] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L789] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L789] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L792] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L812] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2305={5:0}, t2306={3:0}, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L814] RET 0 assume_abort_if_not(main$tmp_guard0) [L816] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L816] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L816] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L816] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L817] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L817] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L818] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L818] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L819] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L819] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L820] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L820] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L823] 0 main$tmp_guard1 = !(__unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2305={5:0}, t2306={3:0}, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L825] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 810]: 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: 808]: 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 5 procedures, 113 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 1177 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-09 10:58:47,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 10:58:48,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...