/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 06:43:49,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 06:43:49,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 06:43:49,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 06:43:49,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 06:43:49,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 06:43:49,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 06:43:49,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 06:43:49,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 06:43:49,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 06:43:49,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 06:43:49,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 06:43:49,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 06:43:49,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 06:43:49,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 06:43:49,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 06:43:49,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 06:43:49,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 06:43:49,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 06:43:49,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 06:43:49,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 06:43:49,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 06:43:49,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 06:43:49,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 06:43:49,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-11 06:43:49,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 06:43:49,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 06:43:49,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 06:43:49,440 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 06:43:49,462 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 06:43:49,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 06:43:49,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 06:43:49,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 06:43:49,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 06:43:49,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 06:43:49,464 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 06:43:49,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 06:43:49,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 06:43:49,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 06:43:49,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 06:43:49,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 06:43:49,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 06:43:49,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 06:43:49,467 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 06:43:49,467 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 06:43:49,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 06:43:49,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 06:43:49,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 06:43:49,664 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 06:43:49,665 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 06:43:49,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c [2022-01-11 06:43:49,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126704d4c/bc3e75c4625843109ba08102fe7a949c/FLAGbc89d2214 [2022-01-11 06:43:50,342 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 06:43:50,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c [2022-01-11 06:43:50,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126704d4c/bc3e75c4625843109ba08102fe7a949c/FLAGbc89d2214 [2022-01-11 06:43:50,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126704d4c/bc3e75c4625843109ba08102fe7a949c [2022-01-11 06:43:50,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 06:43:50,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 06:43:50,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 06:43:50,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 06:43:50,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 06:43:50,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 06:43:50" (1/1) ... [2022-01-11 06:43:50,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c15308e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:50, skipping insertion in model container [2022-01-11 06:43:50,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 06:43:50" (1/1) ... [2022-01-11 06:43:50,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 06:43:50,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 06:43:51,346 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[22358,22371] [2022-01-11 06:43:51,378 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[28268,28281] [2022-01-11 06:43:51,385 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[29690,29703] [2022-01-11 06:43:51,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[30548,30561] [2022-01-11 06:43:51,401 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[32341,32354] [2022-01-11 06:43:51,406 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[33199,33212] [2022-01-11 06:43:51,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[34428,34441] [2022-01-11 06:43:51,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[37283,37296] [2022-01-11 06:43:51,427 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[38144,38157] [2022-01-11 06:43:51,435 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[39376,39389] [2022-01-11 06:43:51,444 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[41667,41680] [2022-01-11 06:43:51,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[46092,46105] [2022-01-11 06:43:51,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[46953,46966] [2022-01-11 06:43:51,474 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[48185,48198] [2022-01-11 06:43:51,507 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[50476,50489] [2022-01-11 06:43:51,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[54337,54350] [2022-01-11 06:43:51,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[61299,61312] [2022-01-11 06:43:51,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[62160,62173] [2022-01-11 06:43:51,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[63392,63405] [2022-01-11 06:43:51,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[65683,65696] [2022-01-11 06:43:51,602 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[69544,69557] [2022-01-11 06:43:51,624 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[75942,75955] [2022-01-11 06:43:51,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[87347,87360] [2022-01-11 06:43:51,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[88208,88221] [2022-01-11 06:43:51,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[89401,89414] [2022-01-11 06:43:51,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[91653,91666] [2022-01-11 06:43:51,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[95755,95768] [2022-01-11 06:43:51,729 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[103009,103022] [2022-01-11 06:43:51,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[115656,115669] [2022-01-11 06:43:51,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[137951,137964] [2022-01-11 06:43:51,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[138812,138825] [2022-01-11 06:43:51,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[140044,140057] [2022-01-11 06:43:51,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[142335,142348] [2022-01-11 06:43:51,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[146196,146209] [2022-01-11 06:43:51,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[152594,152607] [2022-01-11 06:43:51,913 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[163435,163448] [2022-01-11 06:43:51,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[182075,182088] [2022-01-11 06:43:52,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 06:43:52,872 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 06:43:52,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[22358,22371] [2022-01-11 06:43:52,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[28268,28281] [2022-01-11 06:43:52,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[29690,29703] [2022-01-11 06:43:52,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[30548,30561] [2022-01-11 06:43:53,000 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[32341,32354] [2022-01-11 06:43:53,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[33199,33212] [2022-01-11 06:43:53,008 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[34428,34441] [2022-01-11 06:43:53,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[37283,37296] [2022-01-11 06:43:53,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[38144,38157] [2022-01-11 06:43:53,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[39376,39389] [2022-01-11 06:43:53,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[41667,41680] [2022-01-11 06:43:53,043 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[46092,46105] [2022-01-11 06:43:53,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[46953,46966] [2022-01-11 06:43:53,050 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[48185,48198] [2022-01-11 06:43:53,057 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[50476,50489] [2022-01-11 06:43:53,066 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[54337,54350] [2022-01-11 06:43:53,081 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[61299,61312] [2022-01-11 06:43:53,084 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[62160,62173] [2022-01-11 06:43:53,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[63392,63405] [2022-01-11 06:43:53,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[65683,65696] [2022-01-11 06:43:53,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[69544,69557] [2022-01-11 06:43:53,116 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[75942,75955] [2022-01-11 06:43:53,138 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[87347,87360] [2022-01-11 06:43:53,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[88208,88221] [2022-01-11 06:43:53,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[89401,89414] [2022-01-11 06:43:53,151 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[91653,91666] [2022-01-11 06:43:53,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[95755,95768] [2022-01-11 06:43:53,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[103009,103022] [2022-01-11 06:43:53,205 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[115656,115669] [2022-01-11 06:43:53,252 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[137951,137964] [2022-01-11 06:43:53,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[138812,138825] [2022-01-11 06:43:53,301 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[140044,140057] [2022-01-11 06:43:53,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[142335,142348] [2022-01-11 06:43:53,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[146196,146209] [2022-01-11 06:43:53,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[152594,152607] [2022-01-11 06:43:53,351 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[163435,163448] [2022-01-11 06:43:53,384 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.c[182075,182088] [2022-01-11 06:43:54,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 06:43:54,126 INFO L208 MainTranslator]: Completed translation [2022-01-11 06:43:54,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54 WrapperNode [2022-01-11 06:43:54,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 06:43:54,128 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 06:43:54,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 06:43:54,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 06:43:54,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,485 INFO L137 Inliner]: procedures = 27, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24231 [2022-01-11 06:43:54,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 06:43:54,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 06:43:54,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 06:43:54,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 06:43:54,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 06:43:54,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 06:43:54,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 06:43:54,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 06:43:54,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (1/1) ... [2022-01-11 06:43:54,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 06:43:54,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 06:43:54,932 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) [2022-01-11 06:43:54,940 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 [2022-01-11 06:43:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 06:43:54,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 06:43:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 06:43:54,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 06:43:55,624 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 06:43:55,626 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 06:44:06,916 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 06:44:06,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 06:44:06,952 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-11 06:44:06,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 06:44:06 BoogieIcfgContainer [2022-01-11 06:44:06,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 06:44:06,959 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 06:44:06,959 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 06:44:06,961 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 06:44:06,962 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 06:44:06" (1/1) ... [2022-01-11 06:44:13,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 06:44:13 BasicIcfg [2022-01-11 06:44:13,092 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 06:44:13,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 06:44:13,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 06:44:13,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 06:44:13,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 06:43:50" (1/4) ... [2022-01-11 06:44:13,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa7c164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 06:44:13, skipping insertion in model container [2022-01-11 06:44:13,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 06:43:54" (2/4) ... [2022-01-11 06:44:13,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa7c164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 06:44:13, skipping insertion in model container [2022-01-11 06:44:13,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 06:44:06" (3/4) ... [2022-01-11 06:44:13,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fa7c164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 06:44:13, skipping insertion in model container [2022-01-11 06:44:13,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 06:44:13" (4/4) ... [2022-01-11 06:44:13,097 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+lhb-reducer.cTransformedIcfg [2022-01-11 06:44:13,100 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 06:44:13,100 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-01-11 06:44:13,146 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 06:44:13,150 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=PETRI_NET, 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 [2022-01-11 06:44:13,151 INFO L340 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-01-11 06:44:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 3893 states, 3855 states have (on average 1.8658884565499352) internal successors, (7193), 3892 states have internal predecessors, (7193), 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) [2022-01-11 06:44:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-01-11 06:44:13,229 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 06:44:13,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 06:44:13,230 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-01-11 06:44:13,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 06:44:13,237 INFO L85 PathProgramCache]: Analyzing trace with hash 718345561, now seen corresponding path program 1 times [2022-01-11 06:44:13,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 06:44:13,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562376097] [2022-01-11 06:44:13,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 06:44:13,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 06:44:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 06:44:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 06:44:14,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 06:44:14,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562376097] [2022-01-11 06:44:14,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562376097] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 06:44:14,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 06:44:14,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-11 06:44:14,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994271674] [2022-01-11 06:44:14,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 06:44:14,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-11 06:44:14,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 06:44:14,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-11 06:44:14,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-01-11 06:44:14,589 INFO L87 Difference]: Start difference. First operand has 3893 states, 3855 states have (on average 1.8658884565499352) internal successors, (7193), 3892 states have internal predecessors, (7193), 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) Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2022-01-11 06:44:21,618 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-11 06:44:38,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-11 06:44:40,999 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-11 06:44:44,759 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-11 06:44:45,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 06:44:45,022 INFO L93 Difference]: Finished difference Result 10599 states and 18330 transitions. [2022-01-11 06:44:45,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-11 06:44:45,024 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) Word has length 117 [2022-01-11 06:44:45,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 06:44:45,069 INFO L225 Difference]: With dead ends: 10599 [2022-01-11 06:44:45,069 INFO L226 Difference]: Without dead ends: 8286 [2022-01-11 06:44:45,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-01-11 06:44:45,084 INFO L933 BasicCegarLoop]: 7591 mSDtfsCounter, 33529 mSDsluCounter, 10451 mSDsCounter, 0 mSdLazyCounter, 4656 mSolverCounterSat, 19 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33529 SdHoareTripleChecker+Valid, 18042 SdHoareTripleChecker+Invalid, 4679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 4656 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.5s IncrementalHoareTripleChecker+Time [2022-01-11 06:44:45,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33529 Valid, 18042 Invalid, 4679 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 4656 Invalid, 4 Unknown, 0 Unchecked, 28.5s Time] [2022-01-11 06:44:45,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8286 states. [2022-01-11 06:44:45,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8286 to 7264. [2022-01-11 06:44:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7264 states, 7227 states have (on average 1.4074996540749964) internal successors, (10172), 7263 states have internal predecessors, (10172), 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) [2022-01-11 06:44:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7264 states to 7264 states and 10172 transitions. [2022-01-11 06:44:45,837 INFO L78 Accepts]: Start accepts. Automaton has 7264 states and 10172 transitions. Word has length 117 [2022-01-11 06:44:45,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 06:44:45,838 INFO L470 AbstractCegarLoop]: Abstraction has 7264 states and 10172 transitions. [2022-01-11 06:44:45,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2022-01-11 06:44:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 7264 states and 10172 transitions. [2022-01-11 06:44:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-01-11 06:44:45,852 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 06:44:45,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 06:44:45,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 06:44:45,852 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-01-11 06:44:45,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 06:44:45,854 INFO L85 PathProgramCache]: Analyzing trace with hash -961453102, now seen corresponding path program 1 times [2022-01-11 06:44:45,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 06:44:45,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011244121] [2022-01-11 06:44:45,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 06:44:45,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 06:44:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 06:44:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 06:44:46,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 06:44:46,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011244121] [2022-01-11 06:44:46,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011244121] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 06:44:46,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 06:44:46,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-11 06:44:46,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642312958] [2022-01-11 06:44:46,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 06:44:46,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-11 06:44:46,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 06:44:46,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-11 06:44:46,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-01-11 06:44:46,543 INFO L87 Difference]: Start difference. First operand 7264 states and 10172 transitions. Second operand has 8 states, 8 states have (on average 14.75) internal successors, (118), 8 states have internal predecessors, (118), 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)