./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 15:15:27,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 15:15:27,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 15:15:27,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 15:15:27,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 15:15:27,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 15:15:27,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 15:15:27,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 15:15:27,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 15:15:27,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 15:15:27,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 15:15:27,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 15:15:27,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 15:15:27,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 15:15:27,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 15:15:27,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 15:15:27,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 15:15:27,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 15:15:27,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 15:15:27,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 15:15:27,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 15:15:27,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 15:15:27,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 15:15:27,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 15:15:27,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 15:15:27,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 15:15:27,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 15:15:27,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 15:15:27,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 15:15:27,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 15:15:27,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 15:15:27,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 15:15:27,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 15:15:27,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 15:15:27,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 15:15:27,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 15:15:27,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 15:15:27,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 15:15:27,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 15:15:27,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 15:15:27,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 15:15:27,757 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-12-19 15:15:27,771 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 15:15:27,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 15:15:27,771 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 15:15:27,771 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 15:15:27,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 15:15:27,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 15:15:27,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 15:15:27,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 15:15:27,773 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 15:15:27,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 15:15:27,773 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 15:15:27,773 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 15:15:27,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-19 15:15:27,774 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-19 15:15:27,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 15:15:27,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 15:15:27,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 15:15:27,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-19 15:15:27,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 15:15:27,778 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8373cb8fe582bc9cb45d9609c89b33bf31b030c114c7e7fdfee851d52974fb9 [2021-12-19 15:15:27,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 15:15:27,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 15:15:27,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 15:15:27,986 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 15:15:27,987 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 15:15:27,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-12-19 15:15:28,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17bdd7955/24429ca48cf24e458d4d7fbf79b3131a/FLAG80b2c41d4 [2021-12-19 15:15:28,374 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 15:15:28,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-12-19 15:15:28,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17bdd7955/24429ca48cf24e458d4d7fbf79b3131a/FLAG80b2c41d4 [2021-12-19 15:15:28,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17bdd7955/24429ca48cf24e458d4d7fbf79b3131a [2021-12-19 15:15:28,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 15:15:28,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 15:15:28,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 15:15:28,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 15:15:28,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 15:15:28,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b502e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28, skipping insertion in model container [2021-12-19 15:15:28,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 15:15:28,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 15:15:28,580 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/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2021-12-19 15:15:28,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 15:15:28,590 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 15:15:28,626 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/bitvector/s3_srvr_3a.BV.c.cil.c[44494,44507] [2021-12-19 15:15:28,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 15:15:28,637 INFO L208 MainTranslator]: Completed translation [2021-12-19 15:15:28,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28 WrapperNode [2021-12-19 15:15:28,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 15:15:28,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 15:15:28,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 15:15:28,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 15:15:28,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,694 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 527 [2021-12-19 15:15:28,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 15:15:28,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 15:15:28,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 15:15:28,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 15:15:28,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 15:15:28,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 15:15:28,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 15:15:28,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 15:15:28,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (1/1) ... [2021-12-19 15:15:28,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 15:15:28,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:28,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-19 15:15:28,789 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-19 15:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 15:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 15:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 15:15:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 15:15:28,868 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 15:15:28,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 15:15:28,880 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-19 15:15:29,277 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-19 15:15:29,277 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-19 15:15:29,278 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 15:15:29,282 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 15:15:29,283 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 15:15:29,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:15:29 BoogieIcfgContainer [2021-12-19 15:15:29,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 15:15:29,285 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-19 15:15:29,285 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-19 15:15:29,288 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-19 15:15:29,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 03:15:28" (1/3) ... [2021-12-19 15:15:29,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44aae76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:15:29, skipping insertion in model container [2021-12-19 15:15:29,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:15:28" (2/3) ... [2021-12-19 15:15:29,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44aae76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:15:29, skipping insertion in model container [2021-12-19 15:15:29,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:15:29" (3/3) ... [2021-12-19 15:15:29,290 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2021-12-19 15:15:29,293 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-19 15:15:29,294 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-12-19 15:15:29,334 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-19 15:15:29,340 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-12-19 15:15:29,341 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-12-19 15:15:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-12-19 15:15:29,364 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:29,365 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:15:29,365 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:29,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:29,369 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2021-12-19 15:15:29,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:29,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378075657] [2021-12-19 15:15:29,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:29,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:29,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:15:29,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:29,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378075657] [2021-12-19 15:15:29,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378075657] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:29,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:29,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:29,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718327731] [2021-12-19 15:15:29,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:29,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:29,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:29,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:29,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:29,574 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:29,797 INFO L93 Difference]: Finished difference Result 327 states and 539 transitions. [2021-12-19 15:15:29,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:29,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-12-19 15:15:29,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:29,807 INFO L225 Difference]: With dead ends: 327 [2021-12-19 15:15:29,807 INFO L226 Difference]: Without dead ends: 159 [2021-12-19 15:15:29,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:29,811 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 44 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:29,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 377 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:15:29,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2021-12-19 15:15:29,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 156. [2021-12-19 15:15:29,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 148 states have (on average 1.5472972972972974) internal successors, (229), 155 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 229 transitions. [2021-12-19 15:15:29,841 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 229 transitions. Word has length 17 [2021-12-19 15:15:29,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:29,841 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 229 transitions. [2021-12-19 15:15:29,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 229 transitions. [2021-12-19 15:15:29,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-19 15:15:29,842 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:29,843 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-19 15:15:29,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-19 15:15:29,843 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:29,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:29,844 INFO L85 PathProgramCache]: Analyzing trace with hash 549963333, now seen corresponding path program 1 times [2021-12-19 15:15:29,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:29,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573079334] [2021-12-19 15:15:29,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:29,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:15:29,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:29,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573079334] [2021-12-19 15:15:29,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573079334] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:29,880 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:29,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:29,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055682402] [2021-12-19 15:15:29,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:29,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:29,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:29,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:29,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:29,882 INFO L87 Difference]: Start difference. First operand 156 states and 229 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:29,901 INFO L93 Difference]: Finished difference Result 317 states and 460 transitions. [2021-12-19 15:15:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:29,901 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-12-19 15:15:29,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:29,902 INFO L225 Difference]: With dead ends: 317 [2021-12-19 15:15:29,902 INFO L226 Difference]: Without dead ends: 169 [2021-12-19 15:15:29,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:29,904 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 6 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:29,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 387 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:29,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-12-19 15:15:29,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2021-12-19 15:15:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 161 states have (on average 1.5031055900621118) internal successors, (242), 168 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 242 transitions. [2021-12-19 15:15:29,912 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 242 transitions. Word has length 33 [2021-12-19 15:15:29,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:29,912 INFO L470 AbstractCegarLoop]: Abstraction has 169 states and 242 transitions. [2021-12-19 15:15:29,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 242 transitions. [2021-12-19 15:15:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-19 15:15:29,913 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:29,913 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-19 15:15:29,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-19 15:15:29,914 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:29,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:29,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1829827011, now seen corresponding path program 1 times [2021-12-19 15:15:29,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:29,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024567768] [2021-12-19 15:15:29,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:29,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:29,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:15:29,946 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:29,946 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024567768] [2021-12-19 15:15:29,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024567768] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:29,946 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:29,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:29,947 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474915644] [2021-12-19 15:15:29,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:29,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:29,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:29,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:29,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:29,948 INFO L87 Difference]: Start difference. First operand 169 states and 242 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:30,086 INFO L93 Difference]: Finished difference Result 374 states and 559 transitions. [2021-12-19 15:15:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:30,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-12-19 15:15:30,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:30,088 INFO L225 Difference]: With dead ends: 374 [2021-12-19 15:15:30,088 INFO L226 Difference]: Without dead ends: 214 [2021-12-19 15:15:30,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,089 INFO L933 BasicCegarLoop]: 159 mSDtfsCounter, 91 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:30,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 237 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:30,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-12-19 15:15:30,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 209. [2021-12-19 15:15:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 201 states have (on average 1.4825870646766168) internal successors, (298), 208 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 298 transitions. [2021-12-19 15:15:30,097 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 298 transitions. Word has length 33 [2021-12-19 15:15:30,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:30,097 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 298 transitions. [2021-12-19 15:15:30,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 298 transitions. [2021-12-19 15:15:30,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-12-19 15:15:30,098 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:30,098 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-19 15:15:30,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-19 15:15:30,098 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:30,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:30,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1799011315, now seen corresponding path program 1 times [2021-12-19 15:15:30,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:30,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598407398] [2021-12-19 15:15:30,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:30,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:30,146 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:15:30,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:30,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598407398] [2021-12-19 15:15:30,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598407398] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:30,147 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:30,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:30,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175707908] [2021-12-19 15:15:30,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:30,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:30,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:30,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:30,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,148 INFO L87 Difference]: Start difference. First operand 209 states and 298 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:30,309 INFO L93 Difference]: Finished difference Result 472 states and 698 transitions. [2021-12-19 15:15:30,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:30,309 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-12-19 15:15:30,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:30,311 INFO L225 Difference]: With dead ends: 472 [2021-12-19 15:15:30,311 INFO L226 Difference]: Without dead ends: 274 [2021-12-19 15:15:30,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,319 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 141 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:30,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 192 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:30,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-12-19 15:15:30,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 261. [2021-12-19 15:15:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 253 states have (on average 1.4743083003952568) internal successors, (373), 260 states have internal predecessors, (373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 373 transitions. [2021-12-19 15:15:30,327 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 373 transitions. Word has length 35 [2021-12-19 15:15:30,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:30,327 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 373 transitions. [2021-12-19 15:15:30,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,328 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 373 transitions. [2021-12-19 15:15:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-12-19 15:15:30,329 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:30,329 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:15:30,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-19 15:15:30,329 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:30,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:30,330 INFO L85 PathProgramCache]: Analyzing trace with hash 403974396, now seen corresponding path program 1 times [2021-12-19 15:15:30,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:30,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050182565] [2021-12-19 15:15:30,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:30,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:15:30,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:30,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050182565] [2021-12-19 15:15:30,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050182565] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:30,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:30,376 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:30,376 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885757608] [2021-12-19 15:15:30,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:30,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:30,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:30,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:30,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,377 INFO L87 Difference]: Start difference. First operand 261 states and 373 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:30,559 INFO L93 Difference]: Finished difference Result 549 states and 799 transitions. [2021-12-19 15:15:30,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:30,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-12-19 15:15:30,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:30,560 INFO L225 Difference]: With dead ends: 549 [2021-12-19 15:15:30,560 INFO L226 Difference]: Without dead ends: 306 [2021-12-19 15:15:30,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,561 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 161 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:30,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 165 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:15:30,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-12-19 15:15:30,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 301. [2021-12-19 15:15:30,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 293 states have (on average 1.4880546075085324) internal successors, (436), 300 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 436 transitions. [2021-12-19 15:15:30,570 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 436 transitions. Word has length 54 [2021-12-19 15:15:30,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:30,570 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 436 transitions. [2021-12-19 15:15:30,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,570 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 436 transitions. [2021-12-19 15:15:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-12-19 15:15:30,571 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:30,571 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:30,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-19 15:15:30,571 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:30,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:30,572 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2021-12-19 15:15:30,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:30,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028200416] [2021-12-19 15:15:30,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:30,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:30,594 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:30,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1576125499] [2021-12-19 15:15:30,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:30,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:30,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:30,600 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) [2021-12-19 15:15:30,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-19 15:15:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:30,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 15:15:30,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:30,823 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:15:30,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:15:30,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:30,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028200416] [2021-12-19 15:15:30,824 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:30,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576125499] [2021-12-19 15:15:30,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576125499] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:30,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:30,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:30,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772741693] [2021-12-19 15:15:30,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:30,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:30,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:30,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:30,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,827 INFO L87 Difference]: Start difference. First operand 301 states and 436 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:30,850 INFO L93 Difference]: Finished difference Result 853 states and 1250 transitions. [2021-12-19 15:15:30,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:30,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-12-19 15:15:30,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:30,853 INFO L225 Difference]: With dead ends: 853 [2021-12-19 15:15:30,853 INFO L226 Difference]: Without dead ends: 573 [2021-12-19 15:15:30,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:30,855 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 155 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:30,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 380 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:30,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2021-12-19 15:15:30,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 569. [2021-12-19 15:15:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 561 states have (on average 1.4937611408199643) internal successors, (838), 568 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 838 transitions. [2021-12-19 15:15:30,881 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 838 transitions. Word has length 77 [2021-12-19 15:15:30,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:30,882 INFO L470 AbstractCegarLoop]: Abstraction has 569 states and 838 transitions. [2021-12-19 15:15:30,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:30,882 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 838 transitions. [2021-12-19 15:15:30,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-19 15:15:30,883 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:30,883 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:30,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:31,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-19 15:15:31,101 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,101 INFO L85 PathProgramCache]: Analyzing trace with hash -2066455123, now seen corresponding path program 1 times [2021-12-19 15:15:31,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677750362] [2021-12-19 15:15:31,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:15:31,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677750362] [2021-12-19 15:15:31,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677750362] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467831880] [2021-12-19 15:15:31,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,158 INFO L87 Difference]: Start difference. First operand 569 states and 838 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:31,268 INFO L93 Difference]: Finished difference Result 1225 states and 1827 transitions. [2021-12-19 15:15:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:31,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-12-19 15:15:31,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:31,273 INFO L225 Difference]: With dead ends: 1225 [2021-12-19 15:15:31,273 INFO L226 Difference]: Without dead ends: 677 [2021-12-19 15:15:31,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,276 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 53 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:31,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [53 Valid, 289 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:31,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-12-19 15:15:31,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 665. [2021-12-19 15:15:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 657 states have (on average 1.4063926940639269) internal successors, (924), 664 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 924 transitions. [2021-12-19 15:15:31,298 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 924 transitions. Word has length 82 [2021-12-19 15:15:31,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:31,299 INFO L470 AbstractCegarLoop]: Abstraction has 665 states and 924 transitions. [2021-12-19 15:15:31,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 924 transitions. [2021-12-19 15:15:31,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-19 15:15:31,301 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:31,301 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:31,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-19 15:15:31,302 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1331118895, now seen corresponding path program 1 times [2021-12-19 15:15:31,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23432991] [2021-12-19 15:15:31,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:15:31,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23432991] [2021-12-19 15:15:31,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23432991] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295983639] [2021-12-19 15:15:31,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,366 INFO L87 Difference]: Start difference. First operand 665 states and 924 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:31,448 INFO L93 Difference]: Finished difference Result 1361 states and 1893 transitions. [2021-12-19 15:15:31,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:31,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-12-19 15:15:31,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:31,451 INFO L225 Difference]: With dead ends: 1361 [2021-12-19 15:15:31,451 INFO L226 Difference]: Without dead ends: 717 [2021-12-19 15:15:31,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,452 INFO L933 BasicCegarLoop]: 217 mSDtfsCounter, 13 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:31,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 319 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:31,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2021-12-19 15:15:31,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 711. [2021-12-19 15:15:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 711 states, 703 states have (on average 1.3940256045519204) internal successors, (980), 710 states have internal predecessors, (980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 980 transitions. [2021-12-19 15:15:31,463 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 980 transitions. Word has length 82 [2021-12-19 15:15:31,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:31,463 INFO L470 AbstractCegarLoop]: Abstraction has 711 states and 980 transitions. [2021-12-19 15:15:31,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 980 transitions. [2021-12-19 15:15:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-19 15:15:31,464 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:31,465 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:31,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-19 15:15:31,465 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,466 INFO L85 PathProgramCache]: Analyzing trace with hash -970582448, now seen corresponding path program 1 times [2021-12-19 15:15:31,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269440460] [2021-12-19 15:15:31,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:15:31,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269440460] [2021-12-19 15:15:31,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269440460] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,491 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947182142] [2021-12-19 15:15:31,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,493 INFO L87 Difference]: Start difference. First operand 711 states and 980 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:31,525 INFO L93 Difference]: Finished difference Result 1703 states and 2359 transitions. [2021-12-19 15:15:31,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:31,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2021-12-19 15:15:31,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:31,528 INFO L225 Difference]: With dead ends: 1703 [2021-12-19 15:15:31,528 INFO L226 Difference]: Without dead ends: 1013 [2021-12-19 15:15:31,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,529 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 139 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:31,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 460 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:31,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2021-12-19 15:15:31,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 1009. [2021-12-19 15:15:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1009 states, 1001 states have (on average 1.3996003996003996) internal successors, (1401), 1008 states have internal predecessors, (1401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 1009 states and 1401 transitions. [2021-12-19 15:15:31,546 INFO L78 Accepts]: Start accepts. Automaton has 1009 states and 1401 transitions. Word has length 94 [2021-12-19 15:15:31,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:31,547 INFO L470 AbstractCegarLoop]: Abstraction has 1009 states and 1401 transitions. [2021-12-19 15:15:31,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1401 transitions. [2021-12-19 15:15:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-19 15:15:31,548 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:31,548 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:31,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-19 15:15:31,549 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,549 INFO L85 PathProgramCache]: Analyzing trace with hash 50485906, now seen corresponding path program 1 times [2021-12-19 15:15:31,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789511533] [2021-12-19 15:15:31,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,573 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-19 15:15:31,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789511533] [2021-12-19 15:15:31,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789511533] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,574 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,574 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118112409] [2021-12-19 15:15:31,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,576 INFO L87 Difference]: Start difference. First operand 1009 states and 1401 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:31,701 INFO L93 Difference]: Finished difference Result 2017 states and 2803 transitions. [2021-12-19 15:15:31,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:31,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2021-12-19 15:15:31,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:31,705 INFO L225 Difference]: With dead ends: 2017 [2021-12-19 15:15:31,705 INFO L226 Difference]: Without dead ends: 1027 [2021-12-19 15:15:31,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,707 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 166 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:31,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 158 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:31,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1027 states. [2021-12-19 15:15:31,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1027 to 1015. [2021-12-19 15:15:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1015 states, 1007 states have (on average 1.3952333664349552) internal successors, (1405), 1014 states have internal predecessors, (1405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 1015 states and 1405 transitions. [2021-12-19 15:15:31,726 INFO L78 Accepts]: Start accepts. Automaton has 1015 states and 1405 transitions. Word has length 94 [2021-12-19 15:15:31,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:31,726 INFO L470 AbstractCegarLoop]: Abstraction has 1015 states and 1405 transitions. [2021-12-19 15:15:31,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1405 transitions. [2021-12-19 15:15:31,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-12-19 15:15:31,728 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:31,728 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2021-12-19 15:15:31,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-19 15:15:31,729 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1111608577, now seen corresponding path program 1 times [2021-12-19 15:15:31,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448116220] [2021-12-19 15:15:31,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,761 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-19 15:15:31,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448116220] [2021-12-19 15:15:31,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448116220] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,761 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826177062] [2021-12-19 15:15:31,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,763 INFO L87 Difference]: Start difference. First operand 1015 states and 1405 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:31,849 INFO L93 Difference]: Finished difference Result 2120 states and 2950 transitions. [2021-12-19 15:15:31,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:31,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2021-12-19 15:15:31,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:31,854 INFO L225 Difference]: With dead ends: 2120 [2021-12-19 15:15:31,855 INFO L226 Difference]: Without dead ends: 1126 [2021-12-19 15:15:31,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,857 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 29 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:31,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 318 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:31,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1126 states. [2021-12-19 15:15:31,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1126 to 1090. [2021-12-19 15:15:31,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1090 states, 1082 states have (on average 1.3817005545286507) internal successors, (1495), 1089 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 1090 states and 1495 transitions. [2021-12-19 15:15:31,875 INFO L78 Accepts]: Start accepts. Automaton has 1090 states and 1495 transitions. Word has length 102 [2021-12-19 15:15:31,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:31,875 INFO L470 AbstractCegarLoop]: Abstraction has 1090 states and 1495 transitions. [2021-12-19 15:15:31,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1495 transitions. [2021-12-19 15:15:31,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-12-19 15:15:31,877 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:31,877 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 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] [2021-12-19 15:15:31,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-19 15:15:31,877 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:31,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:31,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1438093229, now seen corresponding path program 1 times [2021-12-19 15:15:31,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:31,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732359085] [2021-12-19 15:15:31,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:31,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-12-19 15:15:31,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:31,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732359085] [2021-12-19 15:15:31,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732359085] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:31,928 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:31,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:31,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017150483] [2021-12-19 15:15:31,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:31,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:31,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:31,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:31,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:31,930 INFO L87 Difference]: Start difference. First operand 1090 states and 1495 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:32,016 INFO L93 Difference]: Finished difference Result 2261 states and 3118 transitions. [2021-12-19 15:15:32,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:32,016 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2021-12-19 15:15:32,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:32,020 INFO L225 Difference]: With dead ends: 2261 [2021-12-19 15:15:32,020 INFO L226 Difference]: Without dead ends: 1192 [2021-12-19 15:15:32,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:32,024 INFO L933 BasicCegarLoop]: 216 mSDtfsCounter, 18 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:32,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 318 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:32,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1192 states. [2021-12-19 15:15:32,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1192 to 1171. [2021-12-19 15:15:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1163 states have (on average 1.3680137575236457) internal successors, (1591), 1170 states have internal predecessors, (1591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1591 transitions. [2021-12-19 15:15:32,051 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1591 transitions. Word has length 128 [2021-12-19 15:15:32,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:32,052 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1591 transitions. [2021-12-19 15:15:32,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1591 transitions. [2021-12-19 15:15:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-12-19 15:15:32,053 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:32,053 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 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] [2021-12-19 15:15:32,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-19 15:15:32,054 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:32,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:32,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1152388926, now seen corresponding path program 1 times [2021-12-19 15:15:32,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:32,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643542780] [2021-12-19 15:15:32,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:32,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:32,099 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:32,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:32,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643542780] [2021-12-19 15:15:32,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643542780] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:32,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:32,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:32,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148082809] [2021-12-19 15:15:32,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:32,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:32,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:32,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:32,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:32,102 INFO L87 Difference]: Start difference. First operand 1171 states and 1591 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:32,209 INFO L93 Difference]: Finished difference Result 2417 states and 3295 transitions. [2021-12-19 15:15:32,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:32,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 129 [2021-12-19 15:15:32,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:32,216 INFO L225 Difference]: With dead ends: 2417 [2021-12-19 15:15:32,216 INFO L226 Difference]: Without dead ends: 1267 [2021-12-19 15:15:32,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:32,218 INFO L933 BasicCegarLoop]: 145 mSDtfsCounter, 167 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:32,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [167 Valid, 167 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:32,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1267 states. [2021-12-19 15:15:32,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1267 to 1213. [2021-12-19 15:15:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1213 states, 1205 states have (on average 1.3676348547717843) internal successors, (1648), 1212 states have internal predecessors, (1648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1213 states and 1648 transitions. [2021-12-19 15:15:32,239 INFO L78 Accepts]: Start accepts. Automaton has 1213 states and 1648 transitions. Word has length 129 [2021-12-19 15:15:32,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:32,239 INFO L470 AbstractCegarLoop]: Abstraction has 1213 states and 1648 transitions. [2021-12-19 15:15:32,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1648 transitions. [2021-12-19 15:15:32,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-12-19 15:15:32,241 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:32,241 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 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] [2021-12-19 15:15:32,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-19 15:15:32,241 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:32,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:32,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1515805178, now seen corresponding path program 1 times [2021-12-19 15:15:32,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:32,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783427453] [2021-12-19 15:15:32,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:32,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:32,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:32,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783427453] [2021-12-19 15:15:32,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783427453] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:32,269 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:32,269 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:32,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205637160] [2021-12-19 15:15:32,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:32,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:32,270 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:32,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:32,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:32,271 INFO L87 Difference]: Start difference. First operand 1213 states and 1648 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:32,362 INFO L93 Difference]: Finished difference Result 2501 states and 3403 transitions. [2021-12-19 15:15:32,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:32,363 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 142 [2021-12-19 15:15:32,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:32,366 INFO L225 Difference]: With dead ends: 2501 [2021-12-19 15:15:32,367 INFO L226 Difference]: Without dead ends: 1309 [2021-12-19 15:15:32,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:32,368 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 41 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:32,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 322 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:32,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1309 states. [2021-12-19 15:15:32,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1309 to 1276. [2021-12-19 15:15:32,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1276 states, 1268 states have (on average 1.361198738170347) internal successors, (1726), 1275 states have internal predecessors, (1726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 1276 states and 1726 transitions. [2021-12-19 15:15:32,408 INFO L78 Accepts]: Start accepts. Automaton has 1276 states and 1726 transitions. Word has length 142 [2021-12-19 15:15:32,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:32,408 INFO L470 AbstractCegarLoop]: Abstraction has 1276 states and 1726 transitions. [2021-12-19 15:15:32,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1726 transitions. [2021-12-19 15:15:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-12-19 15:15:32,410 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:32,410 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2021-12-19 15:15:32,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-19 15:15:32,411 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:32,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:32,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2021-12-19 15:15:32,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:32,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49592588] [2021-12-19 15:15:32,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:32,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:32,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:32,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49592588] [2021-12-19 15:15:32,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49592588] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 15:15:32,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063298956] [2021-12-19 15:15:32,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:32,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:32,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:32,450 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) [2021-12-19 15:15:32,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-19 15:15:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:32,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:15:32,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:32,729 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:32,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:15:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:32,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063298956] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:15:32,874 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 15:15:32,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-19 15:15:32,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261995231] [2021-12-19 15:15:32,876 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 15:15:32,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-19 15:15:32,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:32,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 15:15:32,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-19 15:15:32,877 INFO L87 Difference]: Start difference. First operand 1276 states and 1726 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:33,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:33,296 INFO L93 Difference]: Finished difference Result 4904 states and 6703 transitions. [2021-12-19 15:15:33,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 15:15:33,297 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2021-12-19 15:15:33,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:33,305 INFO L225 Difference]: With dead ends: 4904 [2021-12-19 15:15:33,306 INFO L226 Difference]: Without dead ends: 3552 [2021-12-19 15:15:33,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-19 15:15:33,310 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 716 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 716 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:33,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [716 Valid, 595 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-19 15:15:33,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3552 states. [2021-12-19 15:15:33,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3552 to 3046. [2021-12-19 15:15:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3046 states, 3038 states have (on average 1.3874259381171823) internal successors, (4215), 3045 states have internal predecessors, (4215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:33,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 3046 states and 4215 transitions. [2021-12-19 15:15:33,368 INFO L78 Accepts]: Start accepts. Automaton has 3046 states and 4215 transitions. Word has length 155 [2021-12-19 15:15:33,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:33,368 INFO L470 AbstractCegarLoop]: Abstraction has 3046 states and 4215 transitions. [2021-12-19 15:15:33,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:33,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 4215 transitions. [2021-12-19 15:15:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-12-19 15:15:33,370 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:33,370 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2021-12-19 15:15:33,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:33,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-19 15:15:33,589 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:33,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:33,590 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2021-12-19 15:15:33,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:33,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034262057] [2021-12-19 15:15:33,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:33,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:33,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:33,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034262057] [2021-12-19 15:15:33,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034262057] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 15:15:33,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150764070] [2021-12-19 15:15:33,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:33,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:33,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:33,632 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) [2021-12-19 15:15:33,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-19 15:15:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:33,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:15:33,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:33,881 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:33,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:15:34,048 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-12-19 15:15:34,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150764070] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:15:34,049 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 15:15:34,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-19 15:15:34,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327387316] [2021-12-19 15:15:34,049 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 15:15:34,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-19 15:15:34,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:34,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 15:15:34,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-19 15:15:34,050 INFO L87 Difference]: Start difference. First operand 3046 states and 4215 transitions. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:34,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:34,521 INFO L93 Difference]: Finished difference Result 8985 states and 12226 transitions. [2021-12-19 15:15:34,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-19 15:15:34,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2021-12-19 15:15:34,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:34,537 INFO L225 Difference]: With dead ends: 8985 [2021-12-19 15:15:34,537 INFO L226 Difference]: Without dead ends: 5960 [2021-12-19 15:15:34,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-19 15:15:34,542 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 739 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 592 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:34,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [739 Valid, 850 Invalid, 701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 592 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-19 15:15:34,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5960 states. [2021-12-19 15:15:34,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5960 to 5079. [2021-12-19 15:15:34,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5079 states, 5071 states have (on average 1.3417471899033722) internal successors, (6804), 5078 states have internal predecessors, (6804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:34,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 5079 states and 6804 transitions. [2021-12-19 15:15:34,645 INFO L78 Accepts]: Start accepts. Automaton has 5079 states and 6804 transitions. Word has length 157 [2021-12-19 15:15:34,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:34,646 INFO L470 AbstractCegarLoop]: Abstraction has 5079 states and 6804 transitions. [2021-12-19 15:15:34,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 5079 states and 6804 transitions. [2021-12-19 15:15:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-19 15:15:34,648 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:34,648 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2021-12-19 15:15:34,666 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:34,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:34,856 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:34,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:34,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2021-12-19 15:15:34,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:34,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436612460] [2021-12-19 15:15:34,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:34,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:34,879 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-12-19 15:15:34,879 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:34,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436612460] [2021-12-19 15:15:34,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436612460] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:34,880 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:34,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:34,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645658523] [2021-12-19 15:15:34,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:34,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:34,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:34,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:34,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:34,881 INFO L87 Difference]: Start difference. First operand 5079 states and 6804 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:34,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:34,974 INFO L93 Difference]: Finished difference Result 13130 states and 17631 transitions. [2021-12-19 15:15:34,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:34,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2021-12-19 15:15:34,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:35,006 INFO L225 Difference]: With dead ends: 13130 [2021-12-19 15:15:35,007 INFO L226 Difference]: Without dead ends: 8072 [2021-12-19 15:15:35,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:35,014 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 142 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:35,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 546 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:35,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8072 states. [2021-12-19 15:15:35,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8072 to 7437. [2021-12-19 15:15:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7437 states, 7429 states have (on average 1.3495759860008076) internal successors, (10026), 7436 states have internal predecessors, (10026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7437 states to 7437 states and 10026 transitions. [2021-12-19 15:15:35,193 INFO L78 Accepts]: Start accepts. Automaton has 7437 states and 10026 transitions. Word has length 166 [2021-12-19 15:15:35,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:35,194 INFO L470 AbstractCegarLoop]: Abstraction has 7437 states and 10026 transitions. [2021-12-19 15:15:35,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:35,194 INFO L276 IsEmpty]: Start isEmpty. Operand 7437 states and 10026 transitions. [2021-12-19 15:15:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-12-19 15:15:35,196 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:35,197 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 4, 4, 3, 3, 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] [2021-12-19 15:15:35,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-19 15:15:35,198 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:35,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:35,198 INFO L85 PathProgramCache]: Analyzing trace with hash -2093058381, now seen corresponding path program 1 times [2021-12-19 15:15:35,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:35,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684909323] [2021-12-19 15:15:35,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:35,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-12-19 15:15:35,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:35,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684909323] [2021-12-19 15:15:35,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684909323] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:35,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:35,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:35,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983489623] [2021-12-19 15:15:35,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:35,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:35,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:35,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:35,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:35,223 INFO L87 Difference]: Start difference. First operand 7437 states and 10026 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:35,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:35,386 INFO L93 Difference]: Finished difference Result 13274 states and 17797 transitions. [2021-12-19 15:15:35,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:35,387 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 168 [2021-12-19 15:15:35,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:35,396 INFO L225 Difference]: With dead ends: 13274 [2021-12-19 15:15:35,396 INFO L226 Difference]: Without dead ends: 5858 [2021-12-19 15:15:35,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:35,404 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:35,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 305 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:35,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5858 states. [2021-12-19 15:15:35,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5858 to 4329. [2021-12-19 15:15:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4329 states, 4323 states have (on average 1.3187601202868378) internal successors, (5701), 4328 states have internal predecessors, (5701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:35,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4329 states to 4329 states and 5701 transitions. [2021-12-19 15:15:35,482 INFO L78 Accepts]: Start accepts. Automaton has 4329 states and 5701 transitions. Word has length 168 [2021-12-19 15:15:35,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:35,483 INFO L470 AbstractCegarLoop]: Abstraction has 4329 states and 5701 transitions. [2021-12-19 15:15:35,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 4329 states and 5701 transitions. [2021-12-19 15:15:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-19 15:15:35,485 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:35,485 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:35,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-19 15:15:35,485 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:35,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:35,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2021-12-19 15:15:35,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:35,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362568616] [2021-12-19 15:15:35,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:35,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:35,503 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:35,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1638344475] [2021-12-19 15:15:35,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:35,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:35,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:35,505 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) [2021-12-19 15:15:35,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-19 15:15:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:35,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 15:15:35,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-12-19 15:15:35,809 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:15:35,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:35,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362568616] [2021-12-19 15:15:35,809 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:35,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1638344475] [2021-12-19 15:15:35,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1638344475] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:35,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:35,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:35,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009215975] [2021-12-19 15:15:35,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:35,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:15:35,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:35,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:15:35,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:15:35,812 INFO L87 Difference]: Start difference. First operand 4329 states and 5701 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:36,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:36,004 INFO L93 Difference]: Finished difference Result 6295 states and 8201 transitions. [2021-12-19 15:15:36,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:15:36,004 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2021-12-19 15:15:36,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:36,011 INFO L225 Difference]: With dead ends: 6295 [2021-12-19 15:15:36,011 INFO L226 Difference]: Without dead ends: 4772 [2021-12-19 15:15:36,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:15:36,015 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 147 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 629 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:36,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 629 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:36,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4772 states. [2021-12-19 15:15:36,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4772 to 4408. [2021-12-19 15:15:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4408 states, 4402 states have (on average 1.3155383916401635) internal successors, (5791), 4407 states have internal predecessors, (5791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 4408 states and 5791 transitions. [2021-12-19 15:15:36,082 INFO L78 Accepts]: Start accepts. Automaton has 4408 states and 5791 transitions. Word has length 187 [2021-12-19 15:15:36,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:36,082 INFO L470 AbstractCegarLoop]: Abstraction has 4408 states and 5791 transitions. [2021-12-19 15:15:36,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4408 states and 5791 transitions. [2021-12-19 15:15:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-12-19 15:15:36,085 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:36,085 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:36,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:36,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:36,306 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:36,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:36,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1804473394, now seen corresponding path program 1 times [2021-12-19 15:15:36,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:36,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021288521] [2021-12-19 15:15:36,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:36,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:36,315 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:36,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1995389611] [2021-12-19 15:15:36,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:36,315 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:36,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:36,316 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) [2021-12-19 15:15:36,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-19 15:15:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:36,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:15:36,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-12-19 15:15:36,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:15:36,762 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-12-19 15:15:36,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:36,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021288521] [2021-12-19 15:15:36,762 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:36,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995389611] [2021-12-19 15:15:36,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1995389611] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:15:36,762 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:15:36,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-12-19 15:15:36,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394159408] [2021-12-19 15:15:36,763 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:15:36,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:15:36,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:36,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:15:36,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:15:36,764 INFO L87 Difference]: Start difference. First operand 4408 states and 5791 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:36,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:36,952 INFO L93 Difference]: Finished difference Result 9271 states and 12133 transitions. [2021-12-19 15:15:36,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 15:15:36,953 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 188 [2021-12-19 15:15:36,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:36,960 INFO L225 Difference]: With dead ends: 9271 [2021-12-19 15:15:36,961 INFO L226 Difference]: Without dead ends: 4850 [2021-12-19 15:15:36,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 372 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:15:36,966 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 297 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:36,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [297 Valid, 360 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:36,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4850 states. [2021-12-19 15:15:37,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4850 to 4299. [2021-12-19 15:15:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4299 states, 4293 states have (on average 1.3072443512695084) internal successors, (5612), 4298 states have internal predecessors, (5612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 4299 states and 5612 transitions. [2021-12-19 15:15:37,067 INFO L78 Accepts]: Start accepts. Automaton has 4299 states and 5612 transitions. Word has length 188 [2021-12-19 15:15:37,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:37,067 INFO L470 AbstractCegarLoop]: Abstraction has 4299 states and 5612 transitions. [2021-12-19 15:15:37,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 5612 transitions. [2021-12-19 15:15:37,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-12-19 15:15:37,069 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:37,070 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:37,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:37,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:37,287 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:37,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:37,288 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2021-12-19 15:15:37,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:37,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475203984] [2021-12-19 15:15:37,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:37,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:37,299 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:37,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [302209779] [2021-12-19 15:15:37,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:37,300 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:37,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:37,311 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:15:37,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-19 15:15:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:37,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 15:15:37,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-12-19 15:15:37,791 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:15:37,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:37,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475203984] [2021-12-19 15:15:37,792 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:37,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [302209779] [2021-12-19 15:15:37,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [302209779] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:37,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:37,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:15:37,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499378101] [2021-12-19 15:15:37,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:37,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-19 15:15:37,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:37,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 15:15:37,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:15:37,794 INFO L87 Difference]: Start difference. First operand 4299 states and 5612 transitions. Second operand has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:38,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:38,027 INFO L93 Difference]: Finished difference Result 7620 states and 9868 transitions. [2021-12-19 15:15:38,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 15:15:38,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 189 [2021-12-19 15:15:38,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:38,036 INFO L225 Difference]: With dead ends: 7620 [2021-12-19 15:15:38,036 INFO L226 Difference]: Without dead ends: 6115 [2021-12-19 15:15:38,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:15:38,040 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 259 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:38,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 725 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:15:38,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6115 states. [2021-12-19 15:15:38,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6115 to 5765. [2021-12-19 15:15:38,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5765 states, 5759 states have (on average 1.306824101406494) internal successors, (7526), 5764 states have internal predecessors, (7526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5765 states to 5765 states and 7526 transitions. [2021-12-19 15:15:38,145 INFO L78 Accepts]: Start accepts. Automaton has 5765 states and 7526 transitions. Word has length 189 [2021-12-19 15:15:38,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:38,145 INFO L470 AbstractCegarLoop]: Abstraction has 5765 states and 7526 transitions. [2021-12-19 15:15:38,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:38,145 INFO L276 IsEmpty]: Start isEmpty. Operand 5765 states and 7526 transitions. [2021-12-19 15:15:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-12-19 15:15:38,147 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:38,147 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:38,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:38,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:38,363 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:38,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2021-12-19 15:15:38,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:38,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669095430] [2021-12-19 15:15:38,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:38,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:38,372 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:38,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1275225631] [2021-12-19 15:15:38,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:38,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:38,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:38,388 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:15:38,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-19 15:15:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:38,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 15:15:38,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-12-19 15:15:38,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:15:38,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:38,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669095430] [2021-12-19 15:15:38,739 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:38,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275225631] [2021-12-19 15:15:38,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275225631] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:38,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:38,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:15:38,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102485810] [2021-12-19 15:15:38,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:38,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-19 15:15:38,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:38,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-19 15:15:38,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:15:38,741 INFO L87 Difference]: Start difference. First operand 5765 states and 7526 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:39,041 INFO L93 Difference]: Finished difference Result 11769 states and 15369 transitions. [2021-12-19 15:15:39,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 15:15:39,041 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2021-12-19 15:15:39,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:39,055 INFO L225 Difference]: With dead ends: 11769 [2021-12-19 15:15:39,055 INFO L226 Difference]: Without dead ends: 6025 [2021-12-19 15:15:39,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:15:39,062 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 186 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:39,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [186 Valid, 649 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:15:39,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6025 states. [2021-12-19 15:15:39,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6025 to 6012. [2021-12-19 15:15:39,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6012 states, 6006 states have (on average 1.3005328005328005) internal successors, (7811), 6011 states have internal predecessors, (7811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6012 states to 6012 states and 7811 transitions. [2021-12-19 15:15:39,163 INFO L78 Accepts]: Start accepts. Automaton has 6012 states and 7811 transitions. Word has length 190 [2021-12-19 15:15:39,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:39,164 INFO L470 AbstractCegarLoop]: Abstraction has 6012 states and 7811 transitions. [2021-12-19 15:15:39,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,164 INFO L276 IsEmpty]: Start isEmpty. Operand 6012 states and 7811 transitions. [2021-12-19 15:15:39,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-19 15:15:39,166 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:39,166 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 5, 5, 4, 4, 3, 3, 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] [2021-12-19 15:15:39,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:39,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:39,384 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:39,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:39,384 INFO L85 PathProgramCache]: Analyzing trace with hash 300203678, now seen corresponding path program 1 times [2021-12-19 15:15:39,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:39,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237283914] [2021-12-19 15:15:39,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:39,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-12-19 15:15:39,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:39,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237283914] [2021-12-19 15:15:39,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237283914] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:39,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:39,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:39,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441481909] [2021-12-19 15:15:39,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:39,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:39,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:39,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:39,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,433 INFO L87 Difference]: Start difference. First operand 6012 states and 7811 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:39,553 INFO L93 Difference]: Finished difference Result 11481 states and 14883 transitions. [2021-12-19 15:15:39,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:39,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 200 [2021-12-19 15:15:39,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:39,563 INFO L225 Difference]: With dead ends: 11481 [2021-12-19 15:15:39,563 INFO L226 Difference]: Without dead ends: 5490 [2021-12-19 15:15:39,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,569 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 63 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:39,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [63 Valid, 254 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:39,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5490 states. [2021-12-19 15:15:39,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5490 to 5469. [2021-12-19 15:15:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5469 states, 5463 states have (on average 1.2798828482518763) internal successors, (6992), 5468 states have internal predecessors, (6992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5469 states to 5469 states and 6992 transitions. [2021-12-19 15:15:39,675 INFO L78 Accepts]: Start accepts. Automaton has 5469 states and 6992 transitions. Word has length 200 [2021-12-19 15:15:39,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:39,675 INFO L470 AbstractCegarLoop]: Abstraction has 5469 states and 6992 transitions. [2021-12-19 15:15:39,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5469 states and 6992 transitions. [2021-12-19 15:15:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-12-19 15:15:39,677 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:39,677 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:39,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-19 15:15:39,677 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:39,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:39,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1789334289, now seen corresponding path program 1 times [2021-12-19 15:15:39,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:39,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035255588] [2021-12-19 15:15:39,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:39,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:39,708 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-12-19 15:15:39,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:39,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035255588] [2021-12-19 15:15:39,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035255588] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:39,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:39,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:39,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41204671] [2021-12-19 15:15:39,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:39,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:39,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:39,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:39,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,709 INFO L87 Difference]: Start difference. First operand 5469 states and 6992 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:39,762 INFO L93 Difference]: Finished difference Result 10127 states and 12938 transitions. [2021-12-19 15:15:39,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:39,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 204 [2021-12-19 15:15:39,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:39,770 INFO L225 Difference]: With dead ends: 10127 [2021-12-19 15:15:39,770 INFO L226 Difference]: Without dead ends: 4679 [2021-12-19 15:15:39,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,775 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 124 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:39,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 501 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:39,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4679 states. [2021-12-19 15:15:39,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4679 to 4677. [2021-12-19 15:15:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4677 states, 4671 states have (on average 1.277456647398844) internal successors, (5967), 4676 states have internal predecessors, (5967), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4677 states and 5967 transitions. [2021-12-19 15:15:39,839 INFO L78 Accepts]: Start accepts. Automaton has 4677 states and 5967 transitions. Word has length 204 [2021-12-19 15:15:39,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:39,840 INFO L470 AbstractCegarLoop]: Abstraction has 4677 states and 5967 transitions. [2021-12-19 15:15:39,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 5967 transitions. [2021-12-19 15:15:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-12-19 15:15:39,841 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:39,842 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:39,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-19 15:15:39,842 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:39,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:39,842 INFO L85 PathProgramCache]: Analyzing trace with hash 668248751, now seen corresponding path program 1 times [2021-12-19 15:15:39,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:39,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835335418] [2021-12-19 15:15:39,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:39,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-12-19 15:15:39,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:39,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835335418] [2021-12-19 15:15:39,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835335418] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:39,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:39,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:39,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103505554] [2021-12-19 15:15:39,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:39,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:39,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:39,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:39,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,889 INFO L87 Difference]: Start difference. First operand 4677 states and 5967 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:39,925 INFO L93 Difference]: Finished difference Result 7873 states and 10027 transitions. [2021-12-19 15:15:39,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:39,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 204 [2021-12-19 15:15:39,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:39,929 INFO L225 Difference]: With dead ends: 7873 [2021-12-19 15:15:39,929 INFO L226 Difference]: Without dead ends: 3217 [2021-12-19 15:15:39,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:39,933 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 10 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:39,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 383 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:15:39,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3217 states. [2021-12-19 15:15:39,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3217 to 3217. [2021-12-19 15:15:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3217 states, 3211 states have (on average 1.271566490189972) internal successors, (4083), 3216 states have internal predecessors, (4083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 3217 states and 4083 transitions. [2021-12-19 15:15:39,974 INFO L78 Accepts]: Start accepts. Automaton has 3217 states and 4083 transitions. Word has length 204 [2021-12-19 15:15:39,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:39,974 INFO L470 AbstractCegarLoop]: Abstraction has 3217 states and 4083 transitions. [2021-12-19 15:15:39,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 4083 transitions. [2021-12-19 15:15:39,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-12-19 15:15:39,975 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:39,976 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:39,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-19 15:15:39,976 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:39,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:39,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2142765353, now seen corresponding path program 1 times [2021-12-19 15:15:39,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:39,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545808470] [2021-12-19 15:15:39,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:39,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:39,984 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:15:39,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1170609226] [2021-12-19 15:15:39,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:39,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:39,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:39,985 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:15:39,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-19 15:15:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:40,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 15:15:40,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-12-19 15:15:40,272 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:15:40,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:40,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545808470] [2021-12-19 15:15:40,273 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:15:40,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170609226] [2021-12-19 15:15:40,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170609226] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:40,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:40,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:40,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826650831] [2021-12-19 15:15:40,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:40,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:40,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:40,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:40,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,274 INFO L87 Difference]: Start difference. First operand 3217 states and 4083 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:40,369 INFO L93 Difference]: Finished difference Result 5845 states and 7357 transitions. [2021-12-19 15:15:40,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:40,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 208 [2021-12-19 15:15:40,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:40,373 INFO L225 Difference]: With dead ends: 5845 [2021-12-19 15:15:40,373 INFO L226 Difference]: Without dead ends: 2118 [2021-12-19 15:15:40,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,376 INFO L933 BasicCegarLoop]: 205 mSDtfsCounter, 28 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:40,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 303 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:40,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2118 states. [2021-12-19 15:15:40,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2118 to 2055. [2021-12-19 15:15:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2055 states, 2049 states have (on average 1.2576866764275256) internal successors, (2577), 2054 states have internal predecessors, (2577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 2055 states and 2577 transitions. [2021-12-19 15:15:40,400 INFO L78 Accepts]: Start accepts. Automaton has 2055 states and 2577 transitions. Word has length 208 [2021-12-19 15:15:40,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:40,400 INFO L470 AbstractCegarLoop]: Abstraction has 2055 states and 2577 transitions. [2021-12-19 15:15:40,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2577 transitions. [2021-12-19 15:15:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-12-19 15:15:40,402 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:40,402 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 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] [2021-12-19 15:15:40,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-19 15:15:40,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-12-19 15:15:40,615 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:40,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:40,616 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2021-12-19 15:15:40,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:40,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340209760] [2021-12-19 15:15:40,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:40,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2021-12-19 15:15:40,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:40,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340209760] [2021-12-19 15:15:40,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340209760] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:40,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:40,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:40,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142035870] [2021-12-19 15:15:40,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:40,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:40,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:40,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:40,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,649 INFO L87 Difference]: Start difference. First operand 2055 states and 2577 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:40,750 INFO L93 Difference]: Finished difference Result 4377 states and 5481 transitions. [2021-12-19 15:15:40,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:40,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 336 [2021-12-19 15:15:40,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:40,754 INFO L225 Difference]: With dead ends: 4377 [2021-12-19 15:15:40,754 INFO L226 Difference]: Without dead ends: 2343 [2021-12-19 15:15:40,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,756 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:40,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 297 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:40,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2343 states. [2021-12-19 15:15:40,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2343 to 2327. [2021-12-19 15:15:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 2321 states have (on average 1.2447221025420077) internal successors, (2889), 2326 states have internal predecessors, (2889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 2889 transitions. [2021-12-19 15:15:40,783 INFO L78 Accepts]: Start accepts. Automaton has 2327 states and 2889 transitions. Word has length 336 [2021-12-19 15:15:40,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:40,784 INFO L470 AbstractCegarLoop]: Abstraction has 2327 states and 2889 transitions. [2021-12-19 15:15:40,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 2889 transitions. [2021-12-19 15:15:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-19 15:15:40,785 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:40,785 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 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] [2021-12-19 15:15:40,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-19 15:15:40,786 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:40,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:40,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2021-12-19 15:15:40,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:40,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694803852] [2021-12-19 15:15:40,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:40,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2021-12-19 15:15:40,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:40,820 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694803852] [2021-12-19 15:15:40,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694803852] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:15:40,820 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:15:40,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:15:40,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256249924] [2021-12-19 15:15:40,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:15:40,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:15:40,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:40,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:15:40,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,821 INFO L87 Difference]: Start difference. First operand 2327 states and 2889 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:40,911 INFO L93 Difference]: Finished difference Result 4821 states and 5989 transitions. [2021-12-19 15:15:40,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:15:40,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 367 [2021-12-19 15:15:40,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:40,915 INFO L225 Difference]: With dead ends: 4821 [2021-12-19 15:15:40,915 INFO L226 Difference]: Without dead ends: 2515 [2021-12-19 15:15:40,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:15:40,917 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:40,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 297 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:40,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2515 states. [2021-12-19 15:15:40,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2515 to 2433. [2021-12-19 15:15:40,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2433 states, 2427 states have (on average 1.2336217552533992) internal successors, (2994), 2432 states have internal predecessors, (2994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2433 states and 2994 transitions. [2021-12-19 15:15:40,946 INFO L78 Accepts]: Start accepts. Automaton has 2433 states and 2994 transitions. Word has length 367 [2021-12-19 15:15:40,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:40,947 INFO L470 AbstractCegarLoop]: Abstraction has 2433 states and 2994 transitions. [2021-12-19 15:15:40,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:40,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 2994 transitions. [2021-12-19 15:15:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-12-19 15:15:40,948 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:15:40,949 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 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] [2021-12-19 15:15:40,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-12-19 15:15:40,949 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-12-19 15:15:40,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:15:40,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2021-12-19 15:15:40,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:15:40,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497767887] [2021-12-19 15:15:40,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:40,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:15:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-12-19 15:15:40,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:15:40,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497767887] [2021-12-19 15:15:40,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497767887] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 15:15:40,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [863069105] [2021-12-19 15:15:40,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:15:40,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:15:40,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:15:40,997 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:15:40,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-19 15:15:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:15:41,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:15:41,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:15:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-12-19 15:15:41,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:15:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-12-19 15:15:41,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [863069105] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:15:41,931 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 15:15:41,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-19 15:15:41,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478647984] [2021-12-19 15:15:41,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 15:15:41,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-19 15:15:41,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:15:41,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 15:15:41,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:15:41,933 INFO L87 Difference]: Start difference. First operand 2433 states and 2994 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:42,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:15:42,101 INFO L93 Difference]: Finished difference Result 2982 states and 3669 transitions. [2021-12-19 15:15:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:15:42,101 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 400 [2021-12-19 15:15:42,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:15:42,102 INFO L225 Difference]: With dead ends: 2982 [2021-12-19 15:15:42,102 INFO L226 Difference]: Without dead ends: 0 [2021-12-19 15:15:42,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-19 15:15:42,104 INFO L933 BasicCegarLoop]: 204 mSDtfsCounter, 72 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 840 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:15:42,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [72 Valid, 840 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:15:42,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-19 15:15:42,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-19 15:15:42,105 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) [2021-12-19 15:15:42,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-19 15:15:42,105 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2021-12-19 15:15:42,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:15:42,105 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 15:15:42,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:15:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-19 15:15:42,105 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-19 15:15:42,107 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2021-12-19 15:15:42,107 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2021-12-19 15:15:42,107 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2021-12-19 15:15:42,107 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2021-12-19 15:15:42,108 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2021-12-19 15:15:42,108 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2021-12-19 15:15:42,108 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2021-12-19 15:15:42,108 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2021-12-19 15:15:42,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-19 15:15:42,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-12-19 15:15:42,317 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-19 15:15:44,358 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2021-12-19 15:15:44,359 INFO L854 garLoopResultBuilder]: At program point L597(lines 109 665) the Hoare annotation is: (let ((.cse8 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse3 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse13 (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (.cse0 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse11 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8466) .cse5 .cse8) (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse5 .cse8) (and .cse3 .cse9 .cse4 .cse5) (and .cse10 .cse3 .cse2 .cse6) (and .cse9 .cse11 (= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse2) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse5) (and .cse12 .cse9 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse6) (and .cse12 .cse7) (and .cse10 .cse3 .cse9 .cse2) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse13 .cse14) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse5) (and (< 8192 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse7 .cse13 .cse5 .cse14) (and .cse0 .cse9 .cse11 .cse1 .cse2) (and .cse5 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse5 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)))) [2021-12-19 15:15:44,359 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 568) no Hoare annotation was computed. [2021-12-19 15:15:44,359 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-12-19 15:15:44,359 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2021-12-19 15:15:44,359 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-12-19 15:15:44,359 INFO L858 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 604) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 615) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 626) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2021-12-19 15:15:44,360 INFO L861 garLoopResultBuilder]: At program point L666(lines 108 667) the Hoare annotation is: true [2021-12-19 15:15:44,360 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 603) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 614) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 625) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 663) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L858 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-12-19 15:15:44,361 INFO L854 garLoopResultBuilder]: At program point L206(lines 202 604) the Hoare annotation is: (let ((.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse1 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4) (and .cse0 .cse1 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse5))) [2021-12-19 15:15:44,361 INFO L854 garLoopResultBuilder]: At program point L173(lines 169 615) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L239-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L636(lines 636 660) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 574) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L570-2(lines 570 574) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L537-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,362 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 646) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L670-2(lines 670 674) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L637-2(lines 636 658) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-12-19 15:15:44,363 INFO L854 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,363 INFO L858 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L858 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 602) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 613) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 624) no Hoare annotation was computed. [2021-12-19 15:15:44,364 INFO L854 garLoopResultBuilder]: At program point L109-2(lines 109 665) the Hoare annotation is: (let ((.cse8 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse3 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse13 (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (.cse0 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse11 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse2) (and .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8466) .cse5 .cse8) (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse5 .cse8) (and .cse3 .cse9 .cse4 .cse5) (and .cse10 .cse3 .cse2 .cse6) (and .cse9 .cse11 (= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse2) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse5) (and .cse12 .cse9 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse6) (and .cse12 .cse7) (and .cse10 .cse3 .cse9 .cse2) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse13 .cse14) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse5) (and (< 8192 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse7 .cse13 .cse5 .cse14) (and .cse0 .cse9 .cse11 .cse1 .cse2) (and .cse5 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8464)) (and .cse5 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)))) [2021-12-19 15:15:44,364 INFO L854 garLoopResultBuilder]: At program point L407(lines 398 429) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,365 INFO L854 garLoopResultBuilder]: At program point L176(lines 175 613) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse0 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448))) (or (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3) .cse2) (and .cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0)) (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse1 .cse2) (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-19 15:15:44,365 INFO L854 garLoopResultBuilder]: At program point L143(lines 136 626) the Hoare annotation is: (let ((.cse0 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8466))) (or (and (< 8192 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)))) [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2021-12-19 15:15:44,365 INFO L858 garLoopResultBuilder]: For program point L211(lines 211 601) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 612) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L145(lines 145 623) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 634) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L854 garLoopResultBuilder]: At program point L212(lines 208 602) the Hoare annotation is: (let ((.cse0 (<= 8656 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3))) (or (and .cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0)) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)))) [2021-12-19 15:15:44,366 INFO L854 garLoopResultBuilder]: At program point L113(lines 112 634) the Hoare annotation is: false [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L510-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,366 INFO L858 garLoopResultBuilder]: For program point L511(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L511-1(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L511-2(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L511-3(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 600) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 611) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 622) no Hoare annotation was computed. [2021-12-19 15:15:44,367 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 633) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L861 garLoopResultBuilder]: At program point L215(lines 214 600) the Hoare annotation is: true [2021-12-19 15:15:44,368 INFO L854 garLoopResultBuilder]: At program point L182(lines 178 612) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) [2021-12-19 15:15:44,368 INFO L854 garLoopResultBuilder]: At program point L149(lines 145 623) the Hoare annotation is: (let ((.cse0 (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and (< 8192 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) .cse1) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse0 .cse1))) [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 590) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point L580-1(lines 580 590) no Hoare annotation was computed. [2021-12-19 15:15:44,368 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L316-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L184(lines 184 610) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 621) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 632) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L861 garLoopResultBuilder]: At program point L218(lines 217 599) the Hoare annotation is: true [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-12-19 15:15:44,369 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2021-12-19 15:15:44,370 INFO L861 garLoopResultBuilder]: At program point L681(lines 74 683) the Hoare annotation is: true [2021-12-19 15:15:44,370 INFO L858 garLoopResultBuilder]: For program point L648(lines 648 654) no Hoare annotation was computed. [2021-12-19 15:15:44,370 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 554) no Hoare annotation was computed. [2021-12-19 15:15:44,370 INFO L854 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,370 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-12-19 15:15:44,370 INFO L858 garLoopResultBuilder]: For program point L351-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,370 INFO L861 garLoopResultBuilder]: At program point L682(lines 19 684) the Hoare annotation is: true [2021-12-19 15:15:44,370 INFO L858 garLoopResultBuilder]: For program point L583(lines 583 587) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L187(lines 187 609) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 620) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 631) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L854 garLoopResultBuilder]: At program point L188(lines 184 610) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) [2021-12-19 15:15:44,371 INFO L854 garLoopResultBuilder]: At program point L155(lines 151 621) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-12-19 15:15:44,371 INFO L854 garLoopResultBuilder]: At program point L222(lines 115 633) the Hoare annotation is: false [2021-12-19 15:15:44,371 INFO L858 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L190(lines 190 608) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 619) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 630) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 511) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2021-12-19 15:15:44,372 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 74 683) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L193(lines 193 607) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L160(lines 160 618) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 629) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2021-12-19 15:15:44,373 INFO L858 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L854 garLoopResultBuilder]: At program point L194(lines 190 608) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) [2021-12-19 15:15:44,374 INFO L854 garLoopResultBuilder]: At program point L161(lines 157 619) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 563) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 606) no Hoare annotation was computed. [2021-12-19 15:15:44,374 INFO L858 garLoopResultBuilder]: For program point L163(lines 163 617) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 628) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L861 garLoopResultBuilder]: At program point L560(lines 74 683) the Hoare annotation is: true [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L854 garLoopResultBuilder]: At program point L131(lines 127 629) the Hoare annotation is: false [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2021-12-19 15:15:44,375 INFO L861 garLoopResultBuilder]: At program point L694(lines 685 696) the Hoare annotation is: true [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 605) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 616) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 627) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 535) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2021-12-19 15:15:44,376 INFO L858 garLoopResultBuilder]: For program point L299-2(lines 219 596) no Hoare annotation was computed. [2021-12-19 15:15:44,377 INFO L854 garLoopResultBuilder]: At program point L200(lines 196 606) the Hoare annotation is: (or (and (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0)) (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3))) [2021-12-19 15:15:44,377 INFO L854 garLoopResultBuilder]: At program point L167(lines 163 617) the Hoare annotation is: (and (<= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2021-12-19 15:15:44,377 INFO L854 garLoopResultBuilder]: At program point L134(lines 133 627) the Hoare annotation is: (and (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) [2021-12-19 15:15:44,379 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:15:44,380 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-19 15:15:44,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 03:15:44 BoogieIcfgContainer [2021-12-19 15:15:44,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-19 15:15:44,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 15:15:44,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 15:15:44,397 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 15:15:44,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:15:29" (3/4) ... [2021-12-19 15:15:44,399 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-19 15:15:44,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-19 15:15:44,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-19 15:15:44,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-19 15:15:44,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-19 15:15:44,464 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-19 15:15:44,464 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 15:15:44,464 INFO L158 Benchmark]: Toolchain (without parser) took 16064.36ms. Allocated memory was 86.0MB in the beginning and 465.6MB in the end (delta: 379.6MB). Free memory was 53.9MB in the beginning and 374.1MB in the end (delta: -320.2MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,465 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 35.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 15:15:44,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.69ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 53.6MB in the beginning and 94.1MB in the end (delta: -40.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.69ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,467 INFO L158 Benchmark]: Boogie Preprocessor took 48.11ms. Allocated memory is still 121.6MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,467 INFO L158 Benchmark]: RCFGBuilder took 538.65ms. Allocated memory is still 121.6MB. Free memory was 89.2MB in the beginning and 59.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,468 INFO L158 Benchmark]: TraceAbstraction took 15110.74ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 59.2MB in the beginning and 384.6MB in the end (delta: -325.4MB). Peak memory consumption was 262.2MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,469 INFO L158 Benchmark]: Witness Printer took 67.65ms. Allocated memory is still 465.6MB. Free memory was 384.6MB in the beginning and 374.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 15:15:44,471 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 86.0MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 35.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.69ms. Allocated memory was 86.0MB in the beginning and 121.6MB in the end (delta: 35.7MB). Free memory was 53.6MB in the beginning and 94.1MB in the end (delta: -40.5MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.69ms. Allocated memory is still 121.6MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.11ms. Allocated memory is still 121.6MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 538.65ms. Allocated memory is still 121.6MB. Free memory was 89.2MB in the beginning and 59.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 15110.74ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 59.2MB in the beginning and 384.6MB in the end (delta: -325.4MB). Peak memory consumption was 262.2MB. Max. memory is 16.1GB. * Witness Printer took 67.65ms. Allocated memory is still 465.6MB. Free memory was 384.6MB in the beginning and 374.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 511]: 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 1 procedures, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 15.0s, OverallIterations: 29, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4040 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4040 mSDsluCounter, 11623 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5163 mSDsCounter, 698 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4410 IncrementalHoareTripleChecker+Invalid, 5108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 698 mSolverCounterUnsat, 6460 mSDtfsCounter, 4410 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2730 GetRequests, 2673 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7437occurred in iteration=17, InterpolantAutomatonStates: 107, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 29 MinimizatonAttempts, 5221 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 133 NumberOfFragments, 772 HoareAnnotationTreeSize, 29 FomulaSimplifications, 14696 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 29 FomulaSimplificationsInter, 13540 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 5133 NumberOfCodeBlocks, 5133 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 5997 ConstructedInterpolants, 0 QuantifiedInterpolants, 8948 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3298 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 36 InterpolantComputations, 25 PerfectInterpolantSequences, 13802/13911 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 8 specifications checked. All of them hold - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0) || (((!(s__hit == 0) && s__s3__tmp__next_state___0 == 8640) && 8640 == s__state) && blastFlag == 3) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((8656 <= s__state && !(s__hit == 0)) && s__state < 12292) && blastFlag == 3) || (((8656 <= s__state && s__state < 12292) && blastFlag == 3) && s__s3__tmp__next_state___0 <= 8640) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((((8448 <= s__state && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3) || ((((8448 <= s__state && !(s__hit == 0)) && s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 3)) || ((((8448 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((((((((((((((((8448 <= s__state && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3) || (((8656 <= s__state && s__state <= 8656) && blastFlag == 2) && s__s3__tmp__next_state___0 <= 8640)) || ((((8448 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8466) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0)) || ((((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0)) || (((8656 <= s__state && !(s__hit == 0)) && s__state <= 8656) && blastFlag == 2)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 3) && s__s3__tmp__next_state___0 <= 8640)) || (((!(s__hit == 0) && s__s3__tmp__next_state___0 == 8640) && 8640 == s__state) && blastFlag == 3)) || (s__state == 8560 && blastFlag == 2)) || (((s__state <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640)) || (s__state <= 3 && s__s3__tmp__next_state___0 <= 8576)) || (((s__state <= 8672 && 8656 <= s__state) && !(s__hit == 0)) && blastFlag == 3)) || ((blastFlag == 1 && 8496 <= s__state) && s__state <= 8496)) || (s__state == 8544 && blastFlag == 2)) || ((((8192 < s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8576) && 8496 <= s__state) && blastFlag == 2) && s__state <= 8496)) || ((((8448 <= s__state && !(s__hit == 0)) && s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 3)) || (blastFlag == 2 && s__state == 8512)) || (blastFlag == 2 && s__state == 8528) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: (8448 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8496 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (8496 <= s__state && blastFlag == 2) && s__state <= 8576 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((((8192 < s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8576) && 8496 <= s__state) && blastFlag == 2) && s__state <= 8576) || ((blastFlag == 1 && 8496 <= s__state) && s__state <= 8576) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((8448 <= s__state && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3) || (((8656 <= s__state && s__state <= 8656) && blastFlag == 2) && s__s3__tmp__next_state___0 <= 8640)) || ((((8448 <= s__state && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8466) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0)) || ((((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0)) || (((8656 <= s__state && !(s__hit == 0)) && s__state <= 8656) && blastFlag == 2)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 3) && s__s3__tmp__next_state___0 <= 8640)) || (((!(s__hit == 0) && s__s3__tmp__next_state___0 == 8640) && 8640 == s__state) && blastFlag == 3)) || (s__state == 8560 && blastFlag == 2)) || (((s__state <= 3 && !(s__hit == 0)) && 8640 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8640)) || (s__state <= 3 && s__s3__tmp__next_state___0 <= 8576)) || (((s__state <= 8672 && 8656 <= s__state) && !(s__hit == 0)) && blastFlag == 3)) || ((blastFlag == 1 && 8496 <= s__state) && s__state <= 8496)) || (s__state == 8544 && blastFlag == 2)) || ((((8192 < s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8576) && 8496 <= s__state) && blastFlag == 2) && s__state <= 8496)) || ((((8448 <= s__state && !(s__hit == 0)) && s__s3__tmp__next_state___0 == 8640) && s__state <= 8448) && blastFlag == 3)) || (blastFlag == 2 && s__state == 8512)) || (blastFlag == 0 && s__state == 8464)) || (blastFlag == 2 && s__state == 8528) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && 8576 <= s__state) && blastFlag == 2) && 8576 <= s__s3__tmp__next_state___0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((((8192 < s__s3__tmp__next_state___0 && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8466) && blastFlag == 2) || ((8448 <= s__state && s__state <= 8466) && blastFlag == 0) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((s__state <= 8640 && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8576 <= s__state) && 8576 <= s__s3__tmp__next_state___0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((((s__state <= 8672 && 8656 <= s__state) && !(s__hit == 0)) && blastFlag == 3) || (((s__state <= 8672 && 8656 <= s__state) && !(s__hit == 0)) && blastFlag == 2)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 2) && s__s3__tmp__next_state___0 <= 8640)) || (((s__state <= 8672 && 8656 <= s__state) && blastFlag == 3) && s__s3__tmp__next_state___0 <= 8640) RESULT: Ultimate proved your program to be correct! [2021-12-19 15:15:44,532 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE