./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/byte_add_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 54858612 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/byte_add_1-1.i -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 a92d749021b3b94f4ecd59f60bbcb6b80102c08a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:09:57,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:09:57,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:09:57,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:09:57,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:09:57,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:09:57,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:09:57,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:09:57,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:09:57,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:09:57,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:09:57,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:09:57,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:09:57,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:09:57,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:09:57,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:09:57,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:09:57,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:09:57,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:09:57,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:09:57,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:09:57,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:09:57,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:09:57,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:09:57,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:09:57,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:09:57,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:09:57,734 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:09:57,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:09:57,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:09:57,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:09:57,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:09:57,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:09:57,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:09:57,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:09:57,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:09:57,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:09:57,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:09:57,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:09:57,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:09:57,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:09:57,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-10-26 04:09:57,823 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:09:57,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:09:57,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:09:57,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:09:57,828 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:09:57,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:09:57,829 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-26 04:09:57,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:09:57,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:09:57,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-26 04:09:57,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:09:57,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 04:09:57,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:09:57,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 04:09:57,832 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-26 04:09:57,832 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-26 04:09:57,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 04:09:57,833 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:09:57,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 04:09:57,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:09:57,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:09:57,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:09:57,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:09:57,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:09:57,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:09:57,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:09:57,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 04:09:57,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:09:57,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:09:57,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 04:09:57,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:09:57,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a92d749021b3b94f4ecd59f60bbcb6b80102c08a [2020-10-26 04:09:58,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:09:58,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:09:58,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:09:58,347 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:09:58,348 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:09:58,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/byte_add_1-1.i [2020-10-26 04:09:58,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efcf9ccbe/fdd75b7376a84ad095991435d6c85745/FLAG716dd4d9f [2020-10-26 04:09:59,092 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:09:59,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/byte_add_1-1.i [2020-10-26 04:09:59,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efcf9ccbe/fdd75b7376a84ad095991435d6c85745/FLAG716dd4d9f [2020-10-26 04:09:59,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efcf9ccbe/fdd75b7376a84ad095991435d6c85745 [2020-10-26 04:09:59,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:09:59,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 04:09:59,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:09:59,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:09:59,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:09:59,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cea7591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59, skipping insertion in model container [2020-10-26 04:09:59,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:09:59,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:09:59,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:09:59,438 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 04:09:59,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:09:59,531 INFO L208 MainTranslator]: Completed translation [2020-10-26 04:09:59,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59 WrapperNode [2020-10-26 04:09:59,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:09:59,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 04:09:59,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 04:09:59,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 04:09:59,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 04:09:59,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 04:09:59,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 04:09:59,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 04:09:59,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... [2020-10-26 04:09:59,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 04:09:59,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 04:09:59,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 04:09:59,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 04:09:59,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:09:59,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 04:09:59,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 04:09:59,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 04:09:59,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 04:10:00,390 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 04:10:00,390 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-26 04:10:00,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:00 BoogieIcfgContainer [2020-10-26 04:10:00,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 04:10:00,394 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 04:10:00,394 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 04:10:00,398 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 04:10:00,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 04:09:59" (1/3) ... [2020-10-26 04:10:00,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f357ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:10:00, skipping insertion in model container [2020-10-26 04:10:00,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:09:59" (2/3) ... [2020-10-26 04:10:00,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f357ec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:10:00, skipping insertion in model container [2020-10-26 04:10:00,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:00" (3/3) ... [2020-10-26 04:10:00,402 INFO L111 eAbstractionObserver]: Analyzing ICFG byte_add_1-1.i [2020-10-26 04:10:00,414 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 04:10:00,419 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2020-10-26 04:10:00,433 INFO L253 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2020-10-26 04:10:00,470 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 04:10:00,470 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 04:10:00,470 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 04:10:00,470 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 04:10:00,471 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 04:10:00,471 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 04:10:00,471 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 04:10:00,471 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 04:10:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2020-10-26 04:10:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-26 04:10:00,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 04:10:00,524 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-26 04:10:00,528 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-26 04:10:00,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:10:00,538 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2020-10-26 04:10:00,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:10:00,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355374198] [2020-10-26 04:10:00,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:10:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-26 04:10:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-26 04:10:00,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355374198] [2020-10-26 04:10:00,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-26 04:10:00,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-26 04:10:00,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757554888] [2020-10-26 04:10:00,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-26 04:10:00,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-26 04:10:00,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-26 04:10:00,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-26 04:10:00,734 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 2 states. [2020-10-26 04:10:00,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-26 04:10:00,760 INFO L93 Difference]: Finished difference Result 131 states and 174 transitions. [2020-10-26 04:10:00,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-26 04:10:00,761 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2020-10-26 04:10:00,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-26 04:10:00,768 INFO L225 Difference]: With dead ends: 131 [2020-10-26 04:10:00,769 INFO L226 Difference]: Without dead ends: 0 [2020-10-26 04:10:00,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-26 04:10:00,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-26 04:10:00,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-26 04:10:00,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-26 04:10:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-26 04:10:00,803 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2020-10-26 04:10:00,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-26 04:10:00,803 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-26 04:10:00,803 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-26 04:10:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-26 04:10:00,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-26 04:10:00,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-26 04:10:00,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 54) no Hoare annotation was computed. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 105) no Hoare annotation was computed. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point L85-1(line 85) no Hoare annotation was computed. [2020-10-26 04:10:00,834 INFO L274 CegarLoopResult]: For program point L52-1(line 52) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 77) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point L102-1(lines 99 106) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point L53(lines 53 58) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2020-10-26 04:10:00,835 INFO L274 CegarLoopResult]: For program point L103-1(line 103) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point L87-1(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point L54-1(line 54) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 64) no Hoare annotation was computed. [2020-10-26 04:10:00,836 INFO L274 CegarLoopResult]: For program point L55(lines 55 57) no Hoare annotation was computed. [2020-10-26 04:10:00,837 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 79) no Hoare annotation was computed. [2020-10-26 04:10:00,837 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-26 04:10:00,837 INFO L277 CegarLoopResult]: At program point L72-2(lines 72 97) the Hoare annotation is: true [2020-10-26 04:10:00,837 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 79) no Hoare annotation was computed. [2020-10-26 04:10:00,837 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-26 04:10:00,837 INFO L274 CegarLoopResult]: For program point L56-1(line 56) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 96) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 76) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point L91-1(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 96) no Hoare annotation was computed. [2020-10-26 04:10:00,838 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 76) no Hoare annotation was computed. [2020-10-26 04:10:00,839 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,839 INFO L274 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-10-26 04:10:00,839 INFO L274 CegarLoopResult]: For program point L108-1(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,839 INFO L274 CegarLoopResult]: For program point L75-1(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,846 INFO L274 CegarLoopResult]: For program point L108-2(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,846 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 83) no Hoare annotation was computed. [2020-10-26 04:10:00,846 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 54) no Hoare annotation was computed. [2020-10-26 04:10:00,846 INFO L274 CegarLoopResult]: For program point L92-1(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,847 INFO L274 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-10-26 04:10:00,847 INFO L274 CegarLoopResult]: For program point L76-1(line 76) no Hoare annotation was computed. [2020-10-26 04:10:00,847 INFO L274 CegarLoopResult]: For program point L76-2(line 76) no Hoare annotation was computed. [2020-10-26 04:10:00,847 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 62) no Hoare annotation was computed. [2020-10-26 04:10:00,848 INFO L274 CegarLoopResult]: For program point L76-4(lines 75 80) no Hoare annotation was computed. [2020-10-26 04:10:00,848 INFO L277 CegarLoopResult]: At program point L126(lines 114 127) the Hoare annotation is: true [2020-10-26 04:10:00,848 INFO L274 CegarLoopResult]: For program point L93-1(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,848 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 83) no Hoare annotation was computed. [2020-10-26 04:10:00,851 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,852 INFO L277 CegarLoopResult]: At program point L110(lines 32 111) the Hoare annotation is: true [2020-10-26 04:10:00,852 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-26 04:10:00,852 INFO L274 CegarLoopResult]: For program point L77-1(line 77) no Hoare annotation was computed. [2020-10-26 04:10:00,852 INFO L274 CegarLoopResult]: For program point L77-3(lines 75 80) no Hoare annotation was computed. [2020-10-26 04:10:00,852 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 62) no Hoare annotation was computed. [2020-10-26 04:10:00,853 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 52) no Hoare annotation was computed. [2020-10-26 04:10:00,853 INFO L274 CegarLoopResult]: For program point L61(lines 61 69) no Hoare annotation was computed. [2020-10-26 04:10:00,853 INFO L274 CegarLoopResult]: For program point L94-1(line 94) no Hoare annotation was computed. [2020-10-26 04:10:00,853 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-26 04:10:00,853 INFO L274 CegarLoopResult]: For program point L61-1(lines 61 69) no Hoare annotation was computed. [2020-10-26 04:10:00,854 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2020-10-26 04:10:00,854 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-26 04:10:00,856 INFO L274 CegarLoopResult]: For program point L78-1(line 78) no Hoare annotation was computed. [2020-10-26 04:10:00,856 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-10-26 04:10:00,857 INFO L274 CegarLoopResult]: For program point L78-3(lines 75 80) no Hoare annotation was computed. [2020-10-26 04:10:00,857 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-26 04:10:00,857 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 52) no Hoare annotation was computed. [2020-10-26 04:10:00,857 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-26 04:10:00,858 INFO L274 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-10-26 04:10:00,858 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 78) no Hoare annotation was computed. [2020-10-26 04:10:00,858 INFO L274 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-10-26 04:10:00,858 INFO L274 CegarLoopResult]: For program point L79-1(line 79) no Hoare annotation was computed. [2020-10-26 04:10:00,858 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-26 04:10:00,861 INFO L274 CegarLoopResult]: For program point L63(lines 63 68) no Hoare annotation was computed. [2020-10-26 04:10:00,861 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2020-10-26 04:10:00,862 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 66) no Hoare annotation was computed. [2020-10-26 04:10:00,862 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-10-26 04:10:00,862 INFO L274 CegarLoopResult]: For program point L64-1(line 64) no Hoare annotation was computed. [2020-10-26 04:10:00,862 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2020-10-26 04:10:00,862 INFO L274 CegarLoopResult]: For program point L81(lines 72 97) no Hoare annotation was computed. [2020-10-26 04:10:00,863 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 66) no Hoare annotation was computed. [2020-10-26 04:10:00,863 INFO L274 CegarLoopResult]: For program point L65(lines 65 67) no Hoare annotation was computed. [2020-10-26 04:10:00,863 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-26 04:10:00,863 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 56) no Hoare annotation was computed. [2020-10-26 04:10:00,863 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 82) no Hoare annotation was computed. [2020-10-26 04:10:00,864 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-26 04:10:00,864 INFO L274 CegarLoopResult]: For program point L82-1(line 82) no Hoare annotation was computed. [2020-10-26 04:10:00,866 INFO L274 CegarLoopResult]: For program point L82-2(line 82) no Hoare annotation was computed. [2020-10-26 04:10:00,866 INFO L274 CegarLoopResult]: For program point L16(lines 16 18) no Hoare annotation was computed. [2020-10-26 04:10:00,867 INFO L274 CegarLoopResult]: For program point L82-4(lines 81 86) no Hoare annotation was computed. [2020-10-26 04:10:00,867 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 108) no Hoare annotation was computed. [2020-10-26 04:10:00,867 INFO L277 CegarLoopResult]: At program point L16-2(lines 15 20) the Hoare annotation is: true [2020-10-26 04:10:00,867 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-26 04:10:00,868 INFO L274 CegarLoopResult]: For program point L99-1(lines 33 111) no Hoare annotation was computed. [2020-10-26 04:10:00,868 INFO L274 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-10-26 04:10:00,868 INFO L274 CegarLoopResult]: For program point L99-2(lines 99 106) no Hoare annotation was computed. [2020-10-26 04:10:00,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 56) no Hoare annotation was computed. [2020-10-26 04:10:00,868 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 82) no Hoare annotation was computed. [2020-10-26 04:10:00,871 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-26 04:10:00,871 INFO L274 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-10-26 04:10:00,872 INFO L274 CegarLoopResult]: For program point L17(line 17) no Hoare annotation was computed. [2020-10-26 04:10:00,872 INFO L274 CegarLoopResult]: For program point L83-3(lines 81 86) no Hoare annotation was computed. [2020-10-26 04:10:00,872 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-10-26 04:10:00,872 INFO L274 CegarLoopResult]: For program point L100-2(lines 99 106) no Hoare annotation was computed. [2020-10-26 04:10:00,872 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 105) no Hoare annotation was computed. [2020-10-26 04:10:00,873 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-26 04:10:00,873 INFO L274 CegarLoopResult]: For program point L51(lines 51 59) no Hoare annotation was computed. [2020-10-26 04:10:00,873 INFO L274 CegarLoopResult]: For program point L84-1(line 84) no Hoare annotation was computed. [2020-10-26 04:10:00,873 INFO L274 CegarLoopResult]: For program point L51-1(lines 51 59) no Hoare annotation was computed. [2020-10-26 04:10:00,873 INFO L274 CegarLoopResult]: For program point L84-3(lines 81 86) no Hoare annotation was computed. [2020-10-26 04:10:00,874 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 77) no Hoare annotation was computed. [2020-10-26 04:10:00,874 INFO L274 CegarLoopResult]: For program point L101-1(lines 99 106) no Hoare annotation was computed. [2020-10-26 04:10:00,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 04:10:00 BoogieIcfgContainer [2020-10-26 04:10:00,898 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 04:10:00,900 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 04:10:00,900 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 04:10:00,901 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 04:10:00,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:00" (3/4) ... [2020-10-26 04:10:00,907 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-26 04:10:00,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-26 04:10:00,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-26 04:10:00,933 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-26 04:10:00,934 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-26 04:10:01,073 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-26 04:10:01,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 04:10:01,075 INFO L168 Benchmark]: Toolchain (without parser) took 1939.60 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 22.1 MB in the beginning and 30.3 MB in the end (delta: -8.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,078 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 24.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:10:01,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.26 ms. Allocated memory is still 46.1 MB. Free memory was 21.5 MB in the beginning and 21.4 MB in the end (delta: 122.7 kB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.99 ms. Allocated memory is still 46.1 MB. Free memory was 21.4 MB in the beginning and 19.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,080 INFO L168 Benchmark]: Boogie Preprocessor took 78.06 ms. Allocated memory is still 46.1 MB. Free memory was 19.4 MB in the beginning and 29.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,083 INFO L168 Benchmark]: RCFGBuilder took 684.70 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 29.5 MB in the beginning and 25.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,084 INFO L168 Benchmark]: TraceAbstraction took 503.96 ms. Allocated memory is still 56.6 MB. Free memory was 25.0 MB in the beginning and 35.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,084 INFO L168 Benchmark]: Witness Printer took 173.23 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 30.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:01,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 24.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 386.26 ms. Allocated memory is still 46.1 MB. Free memory was 21.5 MB in the beginning and 21.4 MB in the end (delta: 122.7 kB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.99 ms. Allocated memory is still 46.1 MB. Free memory was 21.4 MB in the beginning and 19.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.06 ms. Allocated memory is still 46.1 MB. Free memory was 19.4 MB in the beginning and 29.5 MB in the end (delta: -10.1 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 684.70 ms. Allocated memory was 46.1 MB in the beginning and 56.6 MB in the end (delta: 10.5 MB). Free memory was 29.5 MB in the beginning and 25.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 503.96 ms. Allocated memory is still 56.6 MB. Free memory was 25.0 MB in the beginning and 35.8 MB in the end (delta: -10.8 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. * Witness Printer took 173.23 ms. Allocated memory is still 56.6 MB. Free memory was 35.5 MB in the beginning and 30.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 79]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 66]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 56]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 77]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 83]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 54]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 79]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 54]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 56]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 96]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 66]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 96]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 83]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 77]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 82]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 52]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 112 locations, 36 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 101 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 7 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...