./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_15_good.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! overflow) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '9201e7b46e737fc47a8de4643d1149fbe3bbd874a732a4c23bafe97925e39ff6'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_15_good.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 64bit --witnessprinter.graph.data.programhash 9201e7b46e737fc47a8de4643d1149fbe3bbd874a732a4c23bafe97925e39ff6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 22:56:08,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 22:56:08,439 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-07 22:56:08,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 22:56:08,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 22:56:08,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 22:56:08,464 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 22:56:08,464 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 22:56:08,465 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 22:56:08,465 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 22:56:08,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 22:56:08,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 22:56:08,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 22:56:08,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 22:56:08,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 22:56:08,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 22:56:08,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 22:56:08,467 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:56:08,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 22:56:08,468 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 22:56:08,469 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 22:56:08,469 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 22:56:08,469 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9201e7b46e737fc47a8de4643d1149fbe3bbd874a732a4c23bafe97925e39ff6 [2024-11-07 22:56:08,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 22:56:08,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 22:56:08,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 22:56:08,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 22:56:08,926 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 22:56:08,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_15_good.i [2024-11-07 22:56:10,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 22:56:10,458 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 22:56:10,459 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_15_good.i [2024-11-07 22:56:10,483 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/840b06564/f9683b9552f941d38c0e5969f9fda430/FLAG602c47f57 [2024-11-07 22:56:10,686 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/840b06564/f9683b9552f941d38c0e5969f9fda430 [2024-11-07 22:56:10,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 22:56:10,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 22:56:10,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 22:56:10,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 22:56:10,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 22:56:10,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:56:10" (1/1) ... [2024-11-07 22:56:10,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116d73bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:10, skipping insertion in model container [2024-11-07 22:56:10,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:56:10" (1/1) ... [2024-11-07 22:56:10,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 22:56:11,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:56:11,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 22:56:11,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 22:56:11,527 INFO L204 MainTranslator]: Completed translation [2024-11-07 22:56:11,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11 WrapperNode [2024-11-07 22:56:11,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 22:56:11,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 22:56:11,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 22:56:11,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 22:56:11,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,593 INFO L138 Inliner]: procedures = 501, calls = 50, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 337 [2024-11-07 22:56:11,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 22:56:11,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 22:56:11,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 22:56:11,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 22:56:11,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,610 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,634 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 22:56:11,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,653 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,658 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 22:56:11,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 22:56:11,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 22:56:11,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 22:56:11,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (1/1) ... [2024-11-07 22:56:11,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 22:56:11,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 22:56:11,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 22:56:11,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 22:56:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-07 22:56:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-07 22:56:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-07 22:56:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-07 22:56:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 22:56:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 22:56:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 22:56:11,852 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 22:56:11,853 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 22:56:12,273 INFO L? ?]: Removed 130 outVars from TransFormulas that were not future-live. [2024-11-07 22:56:12,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 22:56:12,285 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 22:56:12,287 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 22:56:12,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:56:12 BoogieIcfgContainer [2024-11-07 22:56:12,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 22:56:12,291 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 22:56:12,291 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 22:56:12,296 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 22:56:12,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:56:10" (1/3) ... [2024-11-07 22:56:12,296 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a45bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:56:12, skipping insertion in model container [2024-11-07 22:56:12,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:56:11" (2/3) ... [2024-11-07 22:56:12,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26a45bec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:56:12, skipping insertion in model container [2024-11-07 22:56:12,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:56:12" (3/3) ... [2024-11-07 22:56:12,298 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_15_good.i [2024-11-07 22:56:12,311 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 22:56:12,311 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-07 22:56:12,377 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 22:56:12,388 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@116444a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 22:56:12,388 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-07 22:56:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 100 states have (on average 1.53) internal successors, (153), 116 states have internal predecessors, (153), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-07 22:56:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-07 22:56:12,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:12,402 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:12,403 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:12,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:12,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1008730796, now seen corresponding path program 1 times [2024-11-07 22:56:12,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:12,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241939588] [2024-11-07 22:56:12,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:12,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:12,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 22:56:12,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:12,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241939588] [2024-11-07 22:56:12,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241939588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:12,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:12,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:12,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411358940] [2024-11-07 22:56:12,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:12,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:12,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:12,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:12,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:12,655 INFO L87 Difference]: Start difference. First operand has 127 states, 100 states have (on average 1.53) internal successors, (153), 116 states have internal predecessors, (153), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:12,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:12,710 INFO L93 Difference]: Finished difference Result 225 states and 324 transitions. [2024-11-07 22:56:12,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:12,712 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-11-07 22:56:12,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:12,719 INFO L225 Difference]: With dead ends: 225 [2024-11-07 22:56:12,720 INFO L226 Difference]: Without dead ends: 113 [2024-11-07 22:56:12,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:12,728 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:12,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 355 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:12,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-07 22:56:12,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2024-11-07 22:56:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 91 states have (on average 1.5274725274725274) internal successors, (139), 104 states have internal predecessors, (139), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-07 22:56:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 163 transitions. [2024-11-07 22:56:12,778 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 163 transitions. Word has length 15 [2024-11-07 22:56:12,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:12,779 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 163 transitions. [2024-11-07 22:56:12,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 163 transitions. [2024-11-07 22:56:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-07 22:56:12,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:12,782 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:12,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 22:56:12,783 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:12,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:12,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1792236021, now seen corresponding path program 1 times [2024-11-07 22:56:12,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:12,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473089249] [2024-11-07 22:56:12,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:12,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 22:56:12,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:12,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473089249] [2024-11-07 22:56:12,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473089249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:12,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:12,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:56:12,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37489145] [2024-11-07 22:56:12,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:12,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:12,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:12,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:12,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:12,942 INFO L87 Difference]: Start difference. First operand 113 states and 163 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:12,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:12,968 INFO L93 Difference]: Finished difference Result 113 states and 163 transitions. [2024-11-07 22:56:12,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:12,969 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2024-11-07 22:56:12,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:12,971 INFO L225 Difference]: With dead ends: 113 [2024-11-07 22:56:12,971 INFO L226 Difference]: Without dead ends: 112 [2024-11-07 22:56:12,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:12,972 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 1 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:12,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 315 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:12,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-07 22:56:12,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-07 22:56:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 91 states have (on average 1.5164835164835164) internal successors, (138), 103 states have internal predecessors, (138), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-07 22:56:12,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 162 transitions. [2024-11-07 22:56:12,993 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 162 transitions. Word has length 20 [2024-11-07 22:56:12,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:12,994 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 162 transitions. [2024-11-07 22:56:12,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 162 transitions. [2024-11-07 22:56:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-07 22:56:12,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:12,995 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:12,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 22:56:12,995 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:12,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:12,995 INFO L85 PathProgramCache]: Analyzing trace with hash 275258349, now seen corresponding path program 1 times [2024-11-07 22:56:12,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:12,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604219394] [2024-11-07 22:56:12,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:12,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 22:56:13,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604219394] [2024-11-07 22:56:13,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604219394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896382464] [2024-11-07 22:56:13,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:13,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:13,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:13,188 INFO L87 Difference]: Start difference. First operand 112 states and 162 transitions. Second operand has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:13,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,222 INFO L93 Difference]: Finished difference Result 114 states and 164 transitions. [2024-11-07 22:56:13,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:13,222 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2024-11-07 22:56:13,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,223 INFO L225 Difference]: With dead ends: 114 [2024-11-07 22:56:13,223 INFO L226 Difference]: Without dead ends: 113 [2024-11-07 22:56:13,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:13,224 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 38 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 425 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-07 22:56:13,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 111. [2024-11-07 22:56:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 91 states have (on average 1.5054945054945055) internal successors, (137), 102 states have internal predecessors, (137), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-07 22:56:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 161 transitions. [2024-11-07 22:56:13,232 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 161 transitions. Word has length 21 [2024-11-07 22:56:13,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,232 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 161 transitions. [2024-11-07 22:56:13,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.333333333333333) internal successors, (19), 4 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 161 transitions. [2024-11-07 22:56:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-07 22:56:13,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,234 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:13,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 22:56:13,234 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1076126682, now seen corresponding path program 1 times [2024-11-07 22:56:13,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286984625] [2024-11-07 22:56:13,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 22:56:13,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286984625] [2024-11-07 22:56:13,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286984625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696846710] [2024-11-07 22:56:13,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:13,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:13,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,292 INFO L87 Difference]: Start difference. First operand 111 states and 161 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,317 INFO L93 Difference]: Finished difference Result 184 states and 264 transitions. [2024-11-07 22:56:13,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:13,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2024-11-07 22:56:13,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,318 INFO L225 Difference]: With dead ends: 184 [2024-11-07 22:56:13,319 INFO L226 Difference]: Without dead ends: 111 [2024-11-07 22:56:13,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,320 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 312 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-07 22:56:13,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-07 22:56:13,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 91 states have (on average 1.4945054945054945) internal successors, (136), 102 states have internal predecessors, (136), 12 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-07 22:56:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 160 transitions. [2024-11-07 22:56:13,331 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 160 transitions. Word has length 26 [2024-11-07 22:56:13,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,331 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 160 transitions. [2024-11-07 22:56:13,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 22:56:13,332 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2024-11-07 22:56:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-07 22:56:13,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,333 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 22:56:13,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 22:56:13,333 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,334 INFO L85 PathProgramCache]: Analyzing trace with hash 971589635, now seen corresponding path program 1 times [2024-11-07 22:56:13,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249787987] [2024-11-07 22:56:13,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 22:56:13,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:56:13,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249787987] [2024-11-07 22:56:13,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249787987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546720745] [2024-11-07 22:56:13,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:13,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:13,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,408 INFO L87 Difference]: Start difference. First operand 111 states and 160 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 22:56:13,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,424 INFO L93 Difference]: Finished difference Result 184 states and 263 transitions. [2024-11-07 22:56:13,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:13,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 30 [2024-11-07 22:56:13,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,426 INFO L225 Difference]: With dead ends: 184 [2024-11-07 22:56:13,428 INFO L226 Difference]: Without dead ends: 110 [2024-11-07 22:56:13,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,429 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 0 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 307 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-07 22:56:13,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-07 22:56:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 91 states have (on average 1.4835164835164836) internal successors, (135), 101 states have internal predecessors, (135), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-07 22:56:13,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 157 transitions. [2024-11-07 22:56:13,438 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 157 transitions. Word has length 30 [2024-11-07 22:56:13,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,438 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 157 transitions. [2024-11-07 22:56:13,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 22:56:13,438 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2024-11-07 22:56:13,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-07 22:56:13,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,439 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 22:56:13,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 22:56:13,439 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1808508261, now seen corresponding path program 1 times [2024-11-07 22:56:13,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166460230] [2024-11-07 22:56:13,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:56:13,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166460230] [2024-11-07 22:56:13,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166460230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803389573] [2024-11-07 22:56:13,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:13,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:13,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,507 INFO L87 Difference]: Start difference. First operand 110 states and 157 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,517 INFO L93 Difference]: Finished difference Result 156 states and 217 transitions. [2024-11-07 22:56:13,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:13,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2024-11-07 22:56:13,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,518 INFO L225 Difference]: With dead ends: 156 [2024-11-07 22:56:13,518 INFO L226 Difference]: Without dead ends: 108 [2024-11-07 22:56:13,519 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,519 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,519 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 299 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-07 22:56:13,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-07 22:56:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 90 states have (on average 1.4666666666666666) internal successors, (132), 99 states have internal predecessors, (132), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:56:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 152 transitions. [2024-11-07 22:56:13,528 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 152 transitions. Word has length 33 [2024-11-07 22:56:13,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,531 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 152 transitions. [2024-11-07 22:56:13,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2024-11-07 22:56:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-07 22:56:13,532 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,532 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 22:56:13,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 22:56:13,532 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,532 INFO L85 PathProgramCache]: Analyzing trace with hash 764985765, now seen corresponding path program 1 times [2024-11-07 22:56:13,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753352758] [2024-11-07 22:56:13,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:56:13,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753352758] [2024-11-07 22:56:13,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753352758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 22:56:13,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203400275] [2024-11-07 22:56:13,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:13,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:13,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,683 INFO L87 Difference]: Start difference. First operand 108 states and 152 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,698 INFO L93 Difference]: Finished difference Result 108 states and 152 transitions. [2024-11-07 22:56:13,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:13,699 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 38 [2024-11-07 22:56:13,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,700 INFO L225 Difference]: With dead ends: 108 [2024-11-07 22:56:13,700 INFO L226 Difference]: Without dead ends: 107 [2024-11-07 22:56:13,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,701 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 293 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-07 22:56:13,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-07 22:56:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 90 states have (on average 1.4555555555555555) internal successors, (131), 98 states have internal predecessors, (131), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:56:13,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 151 transitions. [2024-11-07 22:56:13,713 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 151 transitions. Word has length 38 [2024-11-07 22:56:13,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,713 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 151 transitions. [2024-11-07 22:56:13,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,713 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2024-11-07 22:56:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-07 22:56:13,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,714 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 22:56:13,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 22:56:13,714 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,715 INFO L85 PathProgramCache]: Analyzing trace with hash -2055244794, now seen corresponding path program 1 times [2024-11-07 22:56:13,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704675691] [2024-11-07 22:56:13,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:56:13,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704675691] [2024-11-07 22:56:13,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704675691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973107519] [2024-11-07 22:56:13,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:13,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:13,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:13,849 INFO L87 Difference]: Start difference. First operand 107 states and 151 transitions. Second operand has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,870 INFO L93 Difference]: Finished difference Result 109 states and 153 transitions. [2024-11-07 22:56:13,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:13,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 39 [2024-11-07 22:56:13,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,871 INFO L225 Difference]: With dead ends: 109 [2024-11-07 22:56:13,874 INFO L226 Difference]: Without dead ends: 108 [2024-11-07 22:56:13,874 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:13,875 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 39 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 392 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-07 22:56:13,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 106. [2024-11-07 22:56:13,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 90 states have (on average 1.4444444444444444) internal successors, (130), 97 states have internal predecessors, (130), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 22:56:13,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 150 transitions. [2024-11-07 22:56:13,883 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 150 transitions. Word has length 39 [2024-11-07 22:56:13,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,884 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 150 transitions. [2024-11-07 22:56:13,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.666666666666666) internal successors, (32), 4 states have internal predecessors, (32), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 150 transitions. [2024-11-07 22:56:13,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-07 22:56:13,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,887 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 22:56:13,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 22:56:13,887 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,887 INFO L85 PathProgramCache]: Analyzing trace with hash 644042433, now seen corresponding path program 1 times [2024-11-07 22:56:13,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293534532] [2024-11-07 22:56:13,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 22:56:13,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:13,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293534532] [2024-11-07 22:56:13,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293534532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:13,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:13,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:13,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287056176] [2024-11-07 22:56:13,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:13,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:13,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:13,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:13,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,958 INFO L87 Difference]: Start difference. First operand 106 states and 150 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:13,969 INFO L93 Difference]: Finished difference Result 139 states and 191 transitions. [2024-11-07 22:56:13,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:13,969 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 44 [2024-11-07 22:56:13,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:13,971 INFO L225 Difference]: With dead ends: 139 [2024-11-07 22:56:13,971 INFO L226 Difference]: Without dead ends: 104 [2024-11-07 22:56:13,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:13,972 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:13,973 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 284 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:13,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-07 22:56:13,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-07 22:56:13,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 89 states have (on average 1.4269662921348314) internal successors, (127), 95 states have internal predecessors, (127), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 22:56:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 145 transitions. [2024-11-07 22:56:13,982 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 145 transitions. Word has length 44 [2024-11-07 22:56:13,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:13,983 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 145 transitions. [2024-11-07 22:56:13,983 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 22:56:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2024-11-07 22:56:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-07 22:56:13,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:13,984 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:13,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 22:56:13,984 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:13,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:13,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1265379494, now seen corresponding path program 1 times [2024-11-07 22:56:13,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:13,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528793690] [2024-11-07 22:56:13,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:13,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528793690] [2024-11-07 22:56:14,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528793690] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533355749] [2024-11-07 22:56:14,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:14,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:14,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,076 INFO L87 Difference]: Start difference. First operand 104 states and 145 transitions. Second operand has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,093 INFO L93 Difference]: Finished difference Result 106 states and 147 transitions. [2024-11-07 22:56:14,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:14,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 50 [2024-11-07 22:56:14,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,095 INFO L225 Difference]: With dead ends: 106 [2024-11-07 22:56:14,095 INFO L226 Difference]: Without dead ends: 105 [2024-11-07 22:56:14,095 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,096 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 8 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 406 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-07 22:56:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2024-11-07 22:56:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.4157303370786516) internal successors, (126), 94 states have internal predecessors, (126), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 22:56:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 144 transitions. [2024-11-07 22:56:14,103 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 144 transitions. Word has length 50 [2024-11-07 22:56:14,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,103 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 144 transitions. [2024-11-07 22:56:14,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2024-11-07 22:56:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-07 22:56:14,104 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,104 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 22:56:14,105 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,105 INFO L85 PathProgramCache]: Analyzing trace with hash -572058344, now seen corresponding path program 1 times [2024-11-07 22:56:14,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828675539] [2024-11-07 22:56:14,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828675539] [2024-11-07 22:56:14,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828675539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186182312] [2024-11-07 22:56:14,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:14,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:14,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,192 INFO L87 Difference]: Start difference. First operand 103 states and 144 transitions. Second operand has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,213 INFO L93 Difference]: Finished difference Result 112 states and 156 transitions. [2024-11-07 22:56:14,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:14,213 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 51 [2024-11-07 22:56:14,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,214 INFO L225 Difference]: With dead ends: 112 [2024-11-07 22:56:14,214 INFO L226 Difference]: Without dead ends: 111 [2024-11-07 22:56:14,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,215 INFO L432 NwaCegarLoop]: 141 mSDtfsCounter, 4 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 417 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 [2024-11-07 22:56:14,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 417 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-07 22:56:14,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 107. [2024-11-07 22:56:14,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 98 states have internal predecessors, (131), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 22:56:14,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 149 transitions. [2024-11-07 22:56:14,221 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 149 transitions. Word has length 51 [2024-11-07 22:56:14,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,221 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 149 transitions. [2024-11-07 22:56:14,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.0) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 149 transitions. [2024-11-07 22:56:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-07 22:56:14,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,223 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 22:56:14,223 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,223 INFO L85 PathProgramCache]: Analyzing trace with hash -570211302, now seen corresponding path program 1 times [2024-11-07 22:56:14,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138651229] [2024-11-07 22:56:14,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138651229] [2024-11-07 22:56:14,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138651229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179889563] [2024-11-07 22:56:14,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:14,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:14,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,276 INFO L87 Difference]: Start difference. First operand 107 states and 149 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,286 INFO L93 Difference]: Finished difference Result 134 states and 181 transitions. [2024-11-07 22:56:14,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:14,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 51 [2024-11-07 22:56:14,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,287 INFO L225 Difference]: With dead ends: 134 [2024-11-07 22:56:14,288 INFO L226 Difference]: Without dead ends: 107 [2024-11-07 22:56:14,288 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,288 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 279 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-07 22:56:14,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-07 22:56:14,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 93 states have (on average 1.3978494623655915) internal successors, (130), 97 states have internal predecessors, (130), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 22:56:14,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2024-11-07 22:56:14,293 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 51 [2024-11-07 22:56:14,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,297 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2024-11-07 22:56:14,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,297 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2024-11-07 22:56:14,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-07 22:56:14,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,298 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 22:56:14,299 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1727374581, now seen corresponding path program 1 times [2024-11-07 22:56:14,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446645542] [2024-11-07 22:56:14,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 22:56:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-07 22:56:14,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446645542] [2024-11-07 22:56:14,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446645542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073493358] [2024-11-07 22:56:14,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:14,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:14,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,385 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 22:56:14,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,396 INFO L93 Difference]: Finished difference Result 129 states and 174 transitions. [2024-11-07 22:56:14,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:14,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 55 [2024-11-07 22:56:14,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,397 INFO L225 Difference]: With dead ends: 129 [2024-11-07 22:56:14,397 INFO L226 Difference]: Without dead ends: 101 [2024-11-07 22:56:14,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,398 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 272 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-07 22:56:14,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-07 22:56:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 92 states have internal predecessors, (123), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 22:56:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 139 transitions. [2024-11-07 22:56:14,402 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 139 transitions. Word has length 55 [2024-11-07 22:56:14,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,402 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 139 transitions. [2024-11-07 22:56:14,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 22:56:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2024-11-07 22:56:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-07 22:56:14,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,406 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 22:56:14,406 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1716129652, now seen corresponding path program 1 times [2024-11-07 22:56:14,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451090792] [2024-11-07 22:56:14,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451090792] [2024-11-07 22:56:14,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451090792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447751316] [2024-11-07 22:56:14,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:14,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:14,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,465 INFO L87 Difference]: Start difference. First operand 101 states and 139 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,472 INFO L93 Difference]: Finished difference Result 116 states and 156 transitions. [2024-11-07 22:56:14,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:14,472 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), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 56 [2024-11-07 22:56:14,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,473 INFO L225 Difference]: With dead ends: 116 [2024-11-07 22:56:14,473 INFO L226 Difference]: Without dead ends: 99 [2024-11-07 22:56:14,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,473 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,474 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 262 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-07 22:56:14,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-07 22:56:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 90 states have internal predecessors, (120), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-07 22:56:14,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 134 transitions. [2024-11-07 22:56:14,477 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 134 transitions. Word has length 56 [2024-11-07 22:56:14,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,478 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 134 transitions. [2024-11-07 22:56:14,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-07 22:56:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 134 transitions. [2024-11-07 22:56:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-07 22:56:14,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,479 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-07 22:56:14,479 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,479 INFO L85 PathProgramCache]: Analyzing trace with hash -851214806, now seen corresponding path program 1 times [2024-11-07 22:56:14,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043544697] [2024-11-07 22:56:14,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 22:56:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043544697] [2024-11-07 22:56:14,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043544697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015845678] [2024-11-07 22:56:14,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:14,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:14,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,554 INFO L87 Difference]: Start difference. First operand 99 states and 134 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,566 INFO L93 Difference]: Finished difference Result 99 states and 134 transitions. [2024-11-07 22:56:14,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:14,566 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 62 [2024-11-07 22:56:14,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,567 INFO L225 Difference]: With dead ends: 99 [2024-11-07 22:56:14,569 INFO L226 Difference]: Without dead ends: 98 [2024-11-07 22:56:14,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,569 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 4 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,569 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 382 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-07 22:56:14,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-07 22:56:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 89 states have internal predecessors, (119), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-07 22:56:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2024-11-07 22:56:14,576 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 62 [2024-11-07 22:56:14,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,577 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2024-11-07 22:56:14,577 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2024-11-07 22:56:14,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-07 22:56:14,578 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,578 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-07 22:56:14,579 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,580 INFO L85 PathProgramCache]: Analyzing trace with hash -617854870, now seen corresponding path program 1 times [2024-11-07 22:56:14,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143482924] [2024-11-07 22:56:14,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 22:56:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143482924] [2024-11-07 22:56:14,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143482924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90577401] [2024-11-07 22:56:14,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 22:56:14,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 22:56:14,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,681 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,690 INFO L93 Difference]: Finished difference Result 103 states and 137 transitions. [2024-11-07 22:56:14,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 22:56:14,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 63 [2024-11-07 22:56:14,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,691 INFO L225 Difference]: With dead ends: 103 [2024-11-07 22:56:14,691 INFO L226 Difference]: Without dead ends: 98 [2024-11-07 22:56:14,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 22:56:14,691 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-07 22:56:14,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-07 22:56:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 89 states have internal predecessors, (118), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-07 22:56:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 132 transitions. [2024-11-07 22:56:14,694 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 132 transitions. Word has length 63 [2024-11-07 22:56:14,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,695 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 132 transitions. [2024-11-07 22:56:14,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.333333333333332) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 132 transitions. [2024-11-07 22:56:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-07 22:56:14,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 22:56:14,695 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-07 22:56:14,695 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-07 22:56:14,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 22:56:14,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1918311543, now seen corresponding path program 1 times [2024-11-07 22:56:14,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 22:56:14,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842740141] [2024-11-07 22:56:14,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 22:56:14,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 22:56:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 22:56:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 22:56:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 22:56:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-07 22:56:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 22:56:14,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 22:56:14,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 22:56:14,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842740141] [2024-11-07 22:56:14,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842740141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 22:56:14,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 22:56:14,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 22:56:14,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846096765] [2024-11-07 22:56:14,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 22:56:14,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 22:56:14,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 22:56:14,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 22:56:14,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,753 INFO L87 Difference]: Start difference. First operand 98 states and 132 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 22:56:14,758 INFO L93 Difference]: Finished difference Result 102 states and 136 transitions. [2024-11-07 22:56:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 22:56:14,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 64 [2024-11-07 22:56:14,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 22:56:14,759 INFO L225 Difference]: With dead ends: 102 [2024-11-07 22:56:14,759 INFO L226 Difference]: Without dead ends: 0 [2024-11-07 22:56:14,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 22:56:14,760 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 22:56:14,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 22:56:14,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-07 22:56:14,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-07 22:56:14,762 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) [2024-11-07 22:56:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 22:56:14,763 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2024-11-07 22:56:14,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 22:56:14,763 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 22:56:14,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-07 22:56:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-07 22:56:14,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-07 22:56:14,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-11-07 22:56:14,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-11-07 22:56:14,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-07 22:56:14,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-07 22:56:14,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-07 22:56:14,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-07 22:56:14,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-07 22:56:14,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-07 22:56:14,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-07 22:56:14,770 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 22:56:14,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-07 22:56:14,804 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 22:56:14,817 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-07 22:56:14,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-07 22:56:14,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-07 22:56:14,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-07 22:56:14,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-07 22:56:14,819 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-07 22:56:14,820 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-07 22:56:14,821 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-07 22:56:14,825 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-07 22:56:14,826 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-07 22:56:14,827 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-07 22:56:14,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:56:14 BoogieIcfgContainer [2024-11-07 22:56:14,828 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 22:56:14,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 22:56:14,828 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 22:56:14,828 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 22:56:14,829 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:56:12" (3/4) ... [2024-11-07 22:56:14,831 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 22:56:14,835 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-07 22:56:14,836 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-07 22:56:14,843 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-07 22:56:14,845 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-07 22:56:14,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-07 22:56:14,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 22:56:14,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 22:56:14,946 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 22:56:14,947 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 22:56:14,947 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 22:56:14,948 INFO L158 Benchmark]: Toolchain (without parser) took 4258.56ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 90.5MB in the beginning and 102.9MB in the end (delta: -12.4MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2024-11-07 22:56:14,949 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 117.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:56:14,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 838.14ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 81.0MB in the end (delta: 9.2MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-07 22:56:14,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.92ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 77.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 22:56:14,950 INFO L158 Benchmark]: Boogie Preprocessor took 73.84ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 74.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:56:14,950 INFO L158 Benchmark]: RCFGBuilder took 620.86ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 49.4MB in the end (delta: 25.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 22:56:14,951 INFO L158 Benchmark]: TraceAbstraction took 2536.81ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.9MB in the beginning and 109.9MB in the end (delta: -61.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:56:14,951 INFO L158 Benchmark]: Witness Printer took 118.68ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 102.9MB in the end (delta: 7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 22:56:14,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 117.4MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 838.14ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 81.0MB in the end (delta: 9.2MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.92ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 77.5MB in the end (delta: 3.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.84ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 74.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 620.86ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 49.4MB in the end (delta: 25.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2536.81ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 48.9MB in the beginning and 109.9MB in the end (delta: -61.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 118.68ms. Allocated memory is still 151.0MB. Free memory was 109.9MB in the beginning and 102.9MB in the end (delta: 7.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * 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: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: 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 3 procedures, 127 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 17, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 101 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 95 mSDsluCounter, 5634 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3157 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 126 IncrementalHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 2477 mSDtfsCounter, 126 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 10 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 718 NumberOfCodeBlocks, 718 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 701 ConstructedInterpolants, 0 QuantifiedInterpolants, 789 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 128/128 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 - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) RESULT: Ultimate proved your program to be correct! [2024-11-07 22:56:14,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE