/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:59:01,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:59:01,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:59:01,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:59:01,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:59:01,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:59:01,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:59:01,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:59:01,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:59:01,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:59:01,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:59:01,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:59:01,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:59:01,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:59:01,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:59:01,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:59:01,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:59:01,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:59:01,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:59:01,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:59:01,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:59:01,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:59:01,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:59:01,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:59:01,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 14:59:01,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 14:59:01,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 14:59:01,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 14:59:01,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 14:59:01,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 14:59:01,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:59:01,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:59:01,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:59:01,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:59:01,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:59:01,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:59:01,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:59:01,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:59:01,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:59:01,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:59:01,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:59:01,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:59:02,002 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:59:02,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:59:02,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:59:02,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:59:02,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:59:02,004 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:59:02,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:59:02,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:59:02,006 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:59:02,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:59:02,006 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:59:02,006 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:59:02,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:59:02,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:59:02,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:59:02,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:59:02,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:59:02,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:59:02,008 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:59:02,008 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:59:02,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:59:02,008 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:59:02,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:59:02,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:59:02,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:59:02,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:59:02,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:59:02,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:59:02,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:59:02,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:59:02,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:59:02,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:59:02,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:59:02,011 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:59:02,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:59:02,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:59:02,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:59:02,486 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:59:02,487 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:59:02,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-10-16 14:59:02,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc89a34/5cdde61e11cc4ac0b8a4ea68834dda9b/FLAG50f34b6b4 [2022-10-16 14:59:03,361 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:59:03,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-10-16 14:59:03,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc89a34/5cdde61e11cc4ac0b8a4ea68834dda9b/FLAG50f34b6b4 [2022-10-16 14:59:03,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc89a34/5cdde61e11cc4ac0b8a4ea68834dda9b [2022-10-16 14:59:03,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:59:03,649 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:59:03,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:59:03,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:59:03,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:59:03,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:59:03" (1/1) ... [2022-10-16 14:59:03,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504c4c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:03, skipping insertion in model container [2022-10-16 14:59:03,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:59:03" (1/1) ... [2022-10-16 14:59:03,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:59:03,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:59:04,048 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-10-16 14:59:04,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:59:04,061 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:59:04,145 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c[14700,14713] [2022-10-16 14:59:04,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:59:04,184 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:59:04,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04 WrapperNode [2022-10-16 14:59:04,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:59:04,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:59:04,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:59:04,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:59:04,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,288 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 540 [2022-10-16 14:59:04,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:59:04,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:59:04,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:59:04,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:59:04,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:59:04,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:59:04,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:59:04,350 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:59:04,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (1/1) ... [2022-10-16 14:59:04,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:59:04,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:04,403 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) [2022-10-16 14:59:04,430 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 [2022-10-16 14:59:04,488 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2022-10-16 14:59:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2022-10-16 14:59:04,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:59:04,489 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2022-10-16 14:59:04,489 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2022-10-16 14:59:04,489 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-10-16 14:59:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-10-16 14:59:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2022-10-16 14:59:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2022-10-16 14:59:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 14:59:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 14:59:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:59:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2022-10-16 14:59:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2022-10-16 14:59:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:59:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:59:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2022-10-16 14:59:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2022-10-16 14:59:04,621 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:59:04,627 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:59:05,470 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:59:05,493 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:59:05,494 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 14:59:05,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:59:05 BoogieIcfgContainer [2022-10-16 14:59:05,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:59:05,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:59:05,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:59:05,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:59:05,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:59:03" (1/3) ... [2022-10-16 14:59:05,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e26eb03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:59:05, skipping insertion in model container [2022-10-16 14:59:05,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:04" (2/3) ... [2022-10-16 14:59:05,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e26eb03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:59:05, skipping insertion in model container [2022-10-16 14:59:05,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:59:05" (3/3) ... [2022-10-16 14:59:05,514 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.1.ufo.BOUNDED-10.pals.c [2022-10-16 14:59:05,535 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:59:05,535 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-16 14:59:05,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:59:05,634 INFO L357 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=FINITE_AUTOMATA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4a06cad4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:59:05,634 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-16 14:59:05,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 171 states have internal predecessors, (262), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-10-16 14:59:05,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-16 14:59:05,665 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:05,666 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:59:05,667 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:05,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:05,675 INFO L85 PathProgramCache]: Analyzing trace with hash -576517024, now seen corresponding path program 1 times [2022-10-16 14:59:05,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:05,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637019366] [2022-10-16 14:59:05,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:05,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 14:59:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 14:59:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 14:59:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-16 14:59:06,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 14:59:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 14:59:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,172 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 14:59:06,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:06,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637019366] [2022-10-16 14:59:06,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637019366] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:59:06,175 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 14:59:06,175 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-16 14:59:06,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643016430] [2022-10-16 14:59:06,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:59:06,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-16 14:59:06,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:06,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-16 14:59:06,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 14:59:06,246 INFO L87 Difference]: Start difference. First operand has 210 states, 169 states have (on average 1.5502958579881656) internal successors, (262), 171 states have internal predecessors, (262), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:06,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:06,383 INFO L93 Difference]: Finished difference Result 404 states and 648 transitions. [2022-10-16 14:59:06,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-16 14:59:06,387 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 87 [2022-10-16 14:59:06,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:06,410 INFO L225 Difference]: With dead ends: 404 [2022-10-16 14:59:06,410 INFO L226 Difference]: Without dead ends: 205 [2022-10-16 14:59:06,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-16 14:59:06,429 INFO L413 NwaCegarLoop]: 315 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:06,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:59:06,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-10-16 14:59:06,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-10-16 14:59:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 165 states have (on average 1.503030303030303) internal successors, (248), 166 states have internal predecessors, (248), 31 states have call successors, (31), 7 states have call predecessors, (31), 7 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2022-10-16 14:59:06,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 310 transitions. [2022-10-16 14:59:06,559 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 310 transitions. Word has length 87 [2022-10-16 14:59:06,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:06,560 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 310 transitions. [2022-10-16 14:59:06,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 2 states have call successors, (8), 1 states have call predecessors, (8), 2 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:06,561 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 310 transitions. [2022-10-16 14:59:06,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-10-16 14:59:06,578 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:06,580 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:59:06,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:59:06,582 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:06,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:06,584 INFO L85 PathProgramCache]: Analyzing trace with hash -758557980, now seen corresponding path program 1 times [2022-10-16 14:59:06,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:06,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639203123] [2022-10-16 14:59:06,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:06,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:06,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-10-16 14:59:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-10-16 14:59:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-16 14:59:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-10-16 14:59:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-10-16 14:59:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-16 14:59:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 14:59:07,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:07,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639203123] [2022-10-16 14:59:07,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639203123] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:59:07,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551809664] [2022-10-16 14:59:07,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:07,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:07,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:07,067 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:59:07,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 14:59:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:07,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 14:59:07,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:59:07,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:59:07,470 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:59:07,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551809664] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:59:07,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:59:07,471 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-10-16 14:59:07,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450194313] [2022-10-16 14:59:07,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:59:07,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 14:59:07,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:07,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 14:59:07,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:59:07,475 INFO L87 Difference]: Start difference. First operand 205 states and 310 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 14:59:07,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:07,868 INFO L93 Difference]: Finished difference Result 604 states and 907 transitions. [2022-10-16 14:59:07,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 14:59:07,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 87 [2022-10-16 14:59:07,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:07,874 INFO L225 Difference]: With dead ends: 604 [2022-10-16 14:59:07,874 INFO L226 Difference]: Without dead ends: 416 [2022-10-16 14:59:07,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:59:07,877 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 830 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 830 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:07,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [830 Valid, 822 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 14:59:07,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-10-16 14:59:07,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 280. [2022-10-16 14:59:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 233 states have (on average 1.4721030042918455) internal successors, (343), 234 states have internal predecessors, (343), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-10-16 14:59:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 413 transitions. [2022-10-16 14:59:07,921 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 413 transitions. Word has length 87 [2022-10-16 14:59:07,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:07,922 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 413 transitions. [2022-10-16 14:59:07,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 14:59:07,922 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 413 transitions. [2022-10-16 14:59:07,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-16 14:59:07,924 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:07,925 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:59:07,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 14:59:08,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:08,139 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:08,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:08,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1307618736, now seen corresponding path program 1 times [2022-10-16 14:59:08,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:08,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986425770] [2022-10-16 14:59:08,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-16 14:59:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-10-16 14:59:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-10-16 14:59:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-16 14:59:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-10-16 14:59:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-10-16 14:59:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 14:59:08,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:08,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986425770] [2022-10-16 14:59:08,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986425770] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:59:08,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1946081349] [2022-10-16 14:59:08,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:08,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:08,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:08,468 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:59:08,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 14:59:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:08,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 14:59:08,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:59:08,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-16 14:59:08,731 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:59:08,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1946081349] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:59:08,732 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:59:08,732 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2022-10-16 14:59:08,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660990631] [2022-10-16 14:59:08,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:59:08,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 14:59:08,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:08,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 14:59:08,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:59:08,735 INFO L87 Difference]: Start difference. First operand 280 states and 413 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 14:59:09,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:09,097 INFO L93 Difference]: Finished difference Result 605 states and 907 transitions. [2022-10-16 14:59:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 14:59:09,098 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 88 [2022-10-16 14:59:09,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:09,103 INFO L225 Difference]: With dead ends: 605 [2022-10-16 14:59:09,103 INFO L226 Difference]: Without dead ends: 417 [2022-10-16 14:59:09,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-16 14:59:09,107 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 827 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:09,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [827 Valid, 824 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 14:59:09,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2022-10-16 14:59:09,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 282. [2022-10-16 14:59:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 235 states have (on average 1.4680851063829787) internal successors, (345), 236 states have internal predecessors, (345), 35 states have call successors, (35), 10 states have call predecessors, (35), 10 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-10-16 14:59:09,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 415 transitions. [2022-10-16 14:59:09,148 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 415 transitions. Word has length 88 [2022-10-16 14:59:09,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:09,148 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 415 transitions. [2022-10-16 14:59:09,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2022-10-16 14:59:09,149 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 415 transitions. [2022-10-16 14:59:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-16 14:59:09,151 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:09,151 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:59:09,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 14:59:09,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-10-16 14:59:09,366 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:09,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:09,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1352860286, now seen corresponding path program 1 times [2022-10-16 14:59:09,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:09,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621955634] [2022-10-16 14:59:09,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:09,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 14:59:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 14:59:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:59:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:59:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 14:59:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 14:59:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 14:59:09,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:09,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621955634] [2022-10-16 14:59:09,581 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621955634] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:59:09,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921021346] [2022-10-16 14:59:09,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:09,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:09,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:09,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:59:09,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 14:59:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:09,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:59:09,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:59:09,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 14:59:09,861 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:59:09,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [921021346] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:59:09,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:59:09,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-10-16 14:59:09,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474847566] [2022-10-16 14:59:09,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:59:09,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:59:09,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:09,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:59:09,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:59:09,866 INFO L87 Difference]: Start difference. First operand 282 states and 415 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:09,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:09,956 INFO L93 Difference]: Finished difference Result 364 states and 548 transitions. [2022-10-16 14:59:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 14:59:09,957 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2022-10-16 14:59:09,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:09,963 INFO L225 Difference]: With dead ends: 364 [2022-10-16 14:59:09,963 INFO L226 Difference]: Without dead ends: 363 [2022-10-16 14:59:09,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:59:09,967 INFO L413 NwaCegarLoop]: 331 mSDtfsCounter, 124 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 963 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:09,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 963 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:59:09,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2022-10-16 14:59:10,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 361. [2022-10-16 14:59:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 291 states have (on average 1.4742268041237114) internal successors, (429), 292 states have internal predecessors, (429), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-10-16 14:59:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 545 transitions. [2022-10-16 14:59:10,023 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 545 transitions. Word has length 90 [2022-10-16 14:59:10,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:10,032 INFO L495 AbstractCegarLoop]: Abstraction has 361 states and 545 transitions. [2022-10-16 14:59:10,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 545 transitions. [2022-10-16 14:59:10,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-16 14:59:10,041 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:10,041 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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] [2022-10-16 14:59:10,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 14:59:10,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:10,253 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:10,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:10,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1011004712, now seen corresponding path program 1 times [2022-10-16 14:59:10,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:10,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201307922] [2022-10-16 14:59:10,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 14:59:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 14:59:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:59:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:59:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 14:59:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 14:59:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-16 14:59:10,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:10,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201307922] [2022-10-16 14:59:10,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201307922] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:59:10,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886411493] [2022-10-16 14:59:10,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:10,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:10,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:10,425 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:59:10,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 14:59:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:10,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 14:59:10,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:59:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-16 14:59:10,676 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 14:59:10,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886411493] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 14:59:10,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 14:59:10,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-10-16 14:59:10,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082610606] [2022-10-16 14:59:10,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 14:59:10,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 14:59:10,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:10,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 14:59:10,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-16 14:59:10,679 INFO L87 Difference]: Start difference. First operand 361 states and 545 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:10,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:10,746 INFO L93 Difference]: Finished difference Result 361 states and 545 transitions. [2022-10-16 14:59:10,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 14:59:10,746 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-10-16 14:59:10,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:10,754 INFO L225 Difference]: With dead ends: 361 [2022-10-16 14:59:10,754 INFO L226 Difference]: Without dead ends: 360 [2022-10-16 14:59:10,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-10-16 14:59:10,760 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 129 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 714 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:10,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 714 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 14:59:10,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-10-16 14:59:10,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2022-10-16 14:59:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 291 states have (on average 1.470790378006873) internal successors, (428), 291 states have internal predecessors, (428), 58 states have call successors, (58), 10 states have call predecessors, (58), 10 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-10-16 14:59:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 544 transitions. [2022-10-16 14:59:10,818 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 544 transitions. Word has length 91 [2022-10-16 14:59:10,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:10,818 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 544 transitions. [2022-10-16 14:59:10,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-10-16 14:59:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 544 transitions. [2022-10-16 14:59:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-16 14:59:10,823 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:59:10,824 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:59:10,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-10-16 14:59:11,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:11,038 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-16 14:59:11,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:59:11,039 INFO L85 PathProgramCache]: Analyzing trace with hash -646433233, now seen corresponding path program 1 times [2022-10-16 14:59:11,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:59:11,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362164137] [2022-10-16 14:59:11,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:11,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:59:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 14:59:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-10-16 14:59:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-10-16 14:59:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-10-16 14:59:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-10-16 14:59:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-16 14:59:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-10-16 14:59:11,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-10-16 14:59:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 14:59:11,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 14:59:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2022-10-16 14:59:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-10-16 14:59:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-16 14:59:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-10-16 14:59:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-10-16 14:59:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-10-16 14:59:11,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 14:59:11,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362164137] [2022-10-16 14:59:11,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362164137] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 14:59:11,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85044910] [2022-10-16 14:59:11,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:59:11,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:11,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:59:11,305 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 14:59:11,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 14:59:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 14:59:11,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-16 14:59:11,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 14:59:11,692 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-16 14:59:11,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 14:59:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-10-16 14:59:11,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85044910] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 14:59:11,924 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 14:59:11,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 14 [2022-10-16 14:59:11,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342666109] [2022-10-16 14:59:11,925 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 14:59:11,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-10-16 14:59:11,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 14:59:11,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-10-16 14:59:11,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-10-16 14:59:11,928 INFO L87 Difference]: Start difference. First operand 360 states and 544 transitions. Second operand has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-10-16 14:59:12,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 14:59:12,303 INFO L93 Difference]: Finished difference Result 848 states and 1288 transitions. [2022-10-16 14:59:12,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-10-16 14:59:12,304 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) Word has length 168 [2022-10-16 14:59:12,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 14:59:12,304 INFO L225 Difference]: With dead ends: 848 [2022-10-16 14:59:12,304 INFO L226 Difference]: Without dead ends: 0 [2022-10-16 14:59:12,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2022-10-16 14:59:12,309 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 1064 mSDsluCounter, 2510 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1128 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-10-16 14:59:12,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1128 Valid, 2860 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-16 14:59:12,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-16 14:59:12,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-16 14:59:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-10-16 14:59:12,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-16 14:59:12,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 168 [2022-10-16 14:59:12,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 14:59:12,311 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-16 14:59:12,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 19.53846153846154) internal successors, (254), 14 states have internal predecessors, (254), 7 states have call successors, (37), 1 states have call predecessors, (37), 2 states have return successors, (37), 6 states have call predecessors, (37), 7 states have call successors, (37) [2022-10-16 14:59:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-16 14:59:12,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-16 14:59:12,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-10-16 14:59:12,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-10-16 14:59:12,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 14:59:12,529 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 14:59:12,533 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-16 14:59:13,459 INFO L902 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: true [2022-10-16 14:59:13,459 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2022-10-16 14:59:13,459 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 189) no Hoare annotation was computed. [2022-10-16 14:59:13,459 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 189) no Hoare annotation was computed. [2022-10-16 14:59:13,459 INFO L902 garLoopResultBuilder]: At program point read_manual_selection_historyENTRY(lines 173 191) the Hoare annotation is: true [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 189) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyEXIT(lines 173 191) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point read_manual_selection_historyFINAL(lines 173 191) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 245) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point flip_the_sideFINAL(lines 236 248) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L899 garLoopResultBuilder]: For program point L241-2(lines 241 245) no Hoare annotation was computed. [2022-10-16 14:59:13,460 INFO L902 garLoopResultBuilder]: At program point flip_the_sideENTRY(lines 236 248) the Hoare annotation is: true [2022-10-16 14:59:13,461 INFO L899 garLoopResultBuilder]: For program point flip_the_sideEXIT(lines 236 248) no Hoare annotation was computed. [2022-10-16 14:59:13,461 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyEXIT(lines 113 131) no Hoare annotation was computed. [2022-10-16 14:59:13,461 INFO L902 garLoopResultBuilder]: At program point L127(line 127) the Hoare annotation is: true [2022-10-16 14:59:13,461 INFO L899 garLoopResultBuilder]: For program point L127-1(line 127) no Hoare annotation was computed. [2022-10-16 14:59:13,461 INFO L902 garLoopResultBuilder]: At program point read_side2_failed_historyENTRY(lines 113 131) the Hoare annotation is: true [2022-10-16 14:59:13,461 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 129) no Hoare annotation was computed. [2022-10-16 14:59:13,461 INFO L899 garLoopResultBuilder]: For program point read_side2_failed_historyFINAL(lines 113 131) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 129) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 129) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 612 623) the Hoare annotation is: true [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point L619(line 619) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 612 623) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 621) no Hoare annotation was computed. [2022-10-16 14:59:13,462 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 612 623) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L902 garLoopResultBuilder]: At program point L97(line 97) the Hoare annotation is: true [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point L97-1(line 97) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 99) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyFINAL(lines 83 101) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point L91(lines 91 99) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point read_side1_failed_historyEXIT(lines 83 101) no Hoare annotation was computed. [2022-10-16 14:59:13,463 INFO L899 garLoopResultBuilder]: For program point L88(lines 88 99) no Hoare annotation was computed. [2022-10-16 14:59:13,464 INFO L902 garLoopResultBuilder]: At program point read_side1_failed_historyENTRY(lines 83 101) the Hoare annotation is: true [2022-10-16 14:59:13,464 INFO L895 garLoopResultBuilder]: At program point L564(line 564) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-10-16 14:59:13,464 INFO L899 garLoopResultBuilder]: For program point L564-1(line 564) no Hoare annotation was computed. [2022-10-16 14:59:13,464 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 481) no Hoare annotation was computed. [2022-10-16 14:59:13,464 INFO L899 garLoopResultBuilder]: For program point L366-1(lines 328 376) no Hoare annotation was computed. [2022-10-16 14:59:13,465 INFO L895 garLoopResultBuilder]: At program point L300(lines 293 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,465 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2022-10-16 14:59:13,465 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 416) no Hoare annotation was computed. [2022-10-16 14:59:13,465 INFO L899 garLoopResultBuilder]: For program point L466-2(lines 465 481) no Hoare annotation was computed. [2022-10-16 14:59:13,465 INFO L895 garLoopResultBuilder]: At program point L367(line 367) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 340) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L367-1(line 367) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L335(line 335) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L335-2(line 335) no Hoare annotation was computed. [2022-10-16 14:59:13,466 INFO L899 garLoopResultBuilder]: For program point L203(lines 203 205) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L895 garLoopResultBuilder]: At program point L170(lines 162 172) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L336(line 336) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L336-2(line 336) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L502(line 502) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L337(line 337) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L337-2(line 337) no Hoare annotation was computed. [2022-10-16 14:59:13,467 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 517) no Hoare annotation was computed. [2022-10-16 14:59:13,468 INFO L895 garLoopResultBuilder]: At program point L503-1(lines 503 517) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,468 INFO L899 garLoopResultBuilder]: For program point L371-1(line 371) no Hoare annotation was computed. [2022-10-16 14:59:13,468 INFO L899 garLoopResultBuilder]: For program point L206(lines 206 208) no Hoare annotation was computed. [2022-10-16 14:59:13,468 INFO L895 garLoopResultBuilder]: At program point L140(lines 132 142) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,468 INFO L895 garLoopResultBuilder]: At program point L537(lines 421 539) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,468 INFO L895 garLoopResultBuilder]: At program point L504(line 504) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L471-1(lines 465 481) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L372(line 372) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L372-2(line 372) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 516) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 474) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L373(line 373) no Hoare annotation was computed. [2022-10-16 14:59:13,469 INFO L899 garLoopResultBuilder]: For program point L373-2(line 373) no Hoare annotation was computed. [2022-10-16 14:59:13,470 INFO L895 garLoopResultBuilder]: At program point L605(line 605) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,470 INFO L899 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2022-10-16 14:59:13,470 INFO L895 garLoopResultBuilder]: At program point L506(line 506) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,470 INFO L899 garLoopResultBuilder]: For program point L506-1(line 506) no Hoare annotation was computed. [2022-10-16 14:59:13,470 INFO L895 garLoopResultBuilder]: At program point L407(lines 400 416) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,471 INFO L895 garLoopResultBuilder]: At program point L308(lines 301 313) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,471 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 211) no Hoare annotation was computed. [2022-10-16 14:59:13,471 INFO L895 garLoopResultBuilder]: At program point L110(lines 102 112) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,471 INFO L899 garLoopResultBuilder]: For program point L606(line 606) no Hoare annotation was computed. [2022-10-16 14:59:13,471 INFO L899 garLoopResultBuilder]: For program point L606-1(line 606) no Hoare annotation was computed. [2022-10-16 14:59:13,471 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2022-10-16 14:59:13,471 INFO L899 garLoopResultBuilder]: For program point L408(lines 394 416) no Hoare annotation was computed. [2022-10-16 14:59:13,472 INFO L895 garLoopResultBuilder]: At program point L375(lines 321 377) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,472 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 271 319) no Hoare annotation was computed. [2022-10-16 14:59:13,472 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 413) no Hoare annotation was computed. [2022-10-16 14:59:13,472 INFO L895 garLoopResultBuilder]: At program point L310(line 310) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,472 INFO L899 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2022-10-16 14:59:13,472 INFO L899 garLoopResultBuilder]: For program point L310-1(line 310) no Hoare annotation was computed. [2022-10-16 14:59:13,473 INFO L899 garLoopResultBuilder]: For program point L278(line 278) no Hoare annotation was computed. [2022-10-16 14:59:13,473 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 214) no Hoare annotation was computed. [2022-10-16 14:59:13,473 INFO L899 garLoopResultBuilder]: For program point L278-2(line 278) no Hoare annotation was computed. [2022-10-16 14:59:13,473 INFO L895 garLoopResultBuilder]: At program point L80(lines 72 82) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,473 INFO L895 garLoopResultBuilder]: At program point L510(line 510) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,473 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2022-10-16 14:59:13,473 INFO L899 garLoopResultBuilder]: For program point L510-1(line 510) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L279(line 279) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L279-2(line 279) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L902 garLoopResultBuilder]: At program point L610(lines 540 611) the Hoare annotation is: true [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L280(line 280) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L280-2(line 280) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 514) no Hoare annotation was computed. [2022-10-16 14:59:13,474 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 370) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L314-1(line 314) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L215(lines 215 217) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 454) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L315(line 315) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L315-2(line 315) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-10-16 14:59:13,475 INFO L899 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 370) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L895 garLoopResultBuilder]: At program point L582-2(lines 582 608) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483647)) [2022-10-16 14:59:13,476 INFO L899 garLoopResultBuilder]: For program point L582-3(lines 582 608) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2022-10-16 14:59:13,476 INFO L895 garLoopResultBuilder]: At program point L450-2(lines 447 454) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,477 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-10-16 14:59:13,477 INFO L895 garLoopResultBuilder]: At program point L318(lines 264 320) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,477 INFO L895 garLoopResultBuilder]: At program point L418(lines 378 420) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~s1p_old~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= (+ ~s2p_old~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,477 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2022-10-16 14:59:13,477 INFO L895 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,477 INFO L899 garLoopResultBuilder]: For program point L386-1(line 386) no Hoare annotation was computed. [2022-10-16 14:59:13,477 INFO L899 garLoopResultBuilder]: For program point L221(lines 221 223) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point L519(lines 519 536) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point L486(line 486) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point L519-1(lines 519 536) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L895 garLoopResultBuilder]: At program point L520(line 520) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 501) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point L520-1(line 520) no Hoare annotation was computed. [2022-10-16 14:59:13,478 INFO L895 garLoopResultBuilder]: At program point L487-1(lines 487 501) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,478 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-16 14:59:13,479 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 535) no Hoare annotation was computed. [2022-10-16 14:59:13,479 INFO L895 garLoopResultBuilder]: At program point L488(line 488) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,479 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,479 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2022-10-16 14:59:13,479 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 313) no Hoare annotation was computed. [2022-10-16 14:59:13,479 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 226) no Hoare annotation was computed. [2022-10-16 14:59:13,480 INFO L895 garLoopResultBuilder]: At program point L522(line 522) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,480 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 500) no Hoare annotation was computed. [2022-10-16 14:59:13,480 INFO L899 garLoopResultBuilder]: For program point L522-1(line 522) no Hoare annotation was computed. [2022-10-16 14:59:13,480 INFO L899 garLoopResultBuilder]: For program point L456(line 456) no Hoare annotation was computed. [2022-10-16 14:59:13,480 INFO L895 garLoopResultBuilder]: At program point L357(lines 350 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,480 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2022-10-16 14:59:13,480 INFO L899 garLoopResultBuilder]: For program point L258-2(line 258) no Hoare annotation was computed. [2022-10-16 14:59:13,481 INFO L895 garLoopResultBuilder]: At program point L523(line 523) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,481 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,481 INFO L899 garLoopResultBuilder]: For program point L523-1(line 523) no Hoare annotation was computed. [2022-10-16 14:59:13,481 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 485) no Hoare annotation was computed. [2022-10-16 14:59:13,481 INFO L899 garLoopResultBuilder]: For program point L490-1(line 490) no Hoare annotation was computed. [2022-10-16 14:59:13,481 INFO L895 garLoopResultBuilder]: At program point L457-1(lines 457 485) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,481 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-10-16 14:59:13,481 INFO L899 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 534) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point L491(lines 491 493) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L895 garLoopResultBuilder]: At program point L458(line 458) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point L458-1(line 458) no Hoare annotation was computed. [2022-10-16 14:59:13,482 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 313) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 606) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 484) no Hoare annotation was computed. [2022-10-16 14:59:13,483 INFO L899 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2022-10-16 14:59:13,484 INFO L895 garLoopResultBuilder]: At program point L261(lines 249 263) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,484 INFO L895 garLoopResultBuilder]: At program point L526(line 526) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,484 INFO L899 garLoopResultBuilder]: For program point L526-1(line 526) no Hoare annotation was computed. [2022-10-16 14:59:13,484 INFO L895 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,484 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2022-10-16 14:59:13,484 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 416) no Hoare annotation was computed. [2022-10-16 14:59:13,484 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L895 garLoopResultBuilder]: At program point L494(line 494) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 483) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L494-1(line 494) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 232) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L197(lines 197 199) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-16 14:59:13,485 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,485 INFO L899 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L895 garLoopResultBuilder]: At program point L462(line 462) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L462-1(line 462) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 498) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L529-1(line 529) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 482) no Hoare annotation was computed. [2022-10-16 14:59:13,486 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 416) no Hoare annotation was computed. [2022-10-16 14:59:13,487 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 532) no Hoare annotation was computed. [2022-10-16 14:59:13,487 INFO L895 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,487 INFO L899 garLoopResultBuilder]: For program point L464-1(line 464) no Hoare annotation was computed. [2022-10-16 14:59:13,487 INFO L895 garLoopResultBuilder]: At program point L365(lines 358 370) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~i2~0#1|) (<= (+ ~nomsg~0 1) 0) (< |ULTIMATE.start_main_~i2~0#1| 2147483646)) [2022-10-16 14:59:13,487 INFO L895 garLoopResultBuilder]: At program point L233(lines 192 235) the Hoare annotation is: (<= (+ ~nomsg~0 1) 0) [2022-10-16 14:59:13,487 INFO L899 garLoopResultBuilder]: For program point L200(lines 200 202) no Hoare annotation was computed. [2022-10-16 14:59:13,487 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 57 59) the Hoare annotation is: true [2022-10-16 14:59:13,488 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-10-16 14:59:13,488 INFO L899 garLoopResultBuilder]: For program point L58-2(lines 57 59) no Hoare annotation was computed. [2022-10-16 14:59:13,488 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 57 59) no Hoare annotation was computed. [2022-10-16 14:59:13,488 INFO L902 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: true [2022-10-16 14:59:13,488 INFO L899 garLoopResultBuilder]: For program point L157-1(line 157) no Hoare annotation was computed. [2022-10-16 14:59:13,488 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 159) no Hoare annotation was computed. [2022-10-16 14:59:13,488 INFO L902 garLoopResultBuilder]: At program point read_active_side_historyENTRY(lines 143 161) the Hoare annotation is: true [2022-10-16 14:59:13,489 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-10-16 14:59:13,489 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 159) no Hoare annotation was computed. [2022-10-16 14:59:13,489 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyEXIT(lines 143 161) no Hoare annotation was computed. [2022-10-16 14:59:13,489 INFO L899 garLoopResultBuilder]: For program point read_active_side_historyFINAL(lines 143 161) no Hoare annotation was computed. [2022-10-16 14:59:13,493 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-10-16 14:59:13,496 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 14:59:13,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:59:13 BoogieIcfgContainer [2022-10-16 14:59:13,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 14:59:13,522 INFO L158 Benchmark]: Toolchain (without parser) took 9876.79ms. Allocated memory was 152.0MB in the beginning and 219.2MB in the end (delta: 67.1MB). Free memory was 126.0MB in the beginning and 132.7MB in the end (delta: -6.7MB). Peak memory consumption was 102.7MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,522 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 152.0MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 14:59:13,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.05ms. Allocated memory is still 152.0MB. Free memory was 125.9MB in the beginning and 108.9MB in the end (delta: 17.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,523 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.59ms. Allocated memory is still 152.0MB. Free memory was 108.9MB in the beginning and 105.6MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,524 INFO L158 Benchmark]: Boogie Preprocessor took 58.27ms. Allocated memory is still 152.0MB. Free memory was 105.6MB in the beginning and 102.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,524 INFO L158 Benchmark]: RCFGBuilder took 1153.63ms. Allocated memory is still 152.0MB. Free memory was 102.9MB in the beginning and 101.8MB in the end (delta: 1.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,524 INFO L158 Benchmark]: TraceAbstraction took 8015.37ms. Allocated memory was 152.0MB in the beginning and 219.2MB in the end (delta: 67.1MB). Free memory was 100.7MB in the beginning and 132.7MB in the end (delta: -32.0MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. [2022-10-16 14:59:13,527 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 152.0MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 531.05ms. Allocated memory is still 152.0MB. Free memory was 125.9MB in the beginning and 108.9MB in the end (delta: 17.0MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 102.59ms. Allocated memory is still 152.0MB. Free memory was 108.9MB in the beginning and 105.6MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 58.27ms. Allocated memory is still 152.0MB. Free memory was 105.6MB in the beginning and 102.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1153.63ms. Allocated memory is still 152.0MB. Free memory was 102.9MB in the beginning and 101.8MB in the end (delta: 1.1MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * TraceAbstraction took 8015.37ms. Allocated memory was 152.0MB in the beginning and 219.2MB in the end (delta: 67.1MB). Free memory was 100.7MB in the beginning and 132.7MB in the end (delta: -32.0MB). Peak memory consumption was 76.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - PositiveResult [Line: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 210 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3076 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2974 mSDsluCounter, 6498 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4590 mSDsCounter, 260 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 650 IncrementalHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 260 mSolverCounterUnsat, 1908 mSDtfsCounter, 650 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 838 GetRequests, 787 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=361occurred in iteration=4, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 273 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 452 PreInvPairs, 579 NumberOfFragments, 544 HoareAnnotationTreeSize, 452 FomulaSimplifications, 4922 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 55 FomulaSimplificationsInter, 1738 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 1135 NumberOfCodeBlocks, 1135 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1291 ConstructedInterpolants, 0 QuantifiedInterpolants, 2301 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2512 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 259/375 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483647 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: nomsg + 1 <= 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: (((0 <= i2 && s1p_\old + 1 <= 0) && nomsg + 1 <= 0) && s2p_\old + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (0 <= i2 && nomsg + 1 <= 0) && i2 < 2147483646 RESULT: Ultimate proved your program to be correct! [2022-10-16 14:59:13,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...