./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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', '32bit', '--witnessprinter.graph.data.programhash', 'd33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c'] 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/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 21:00:11,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 21:00:11,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-07 21:00:11,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 21:00:11,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 21:00:11,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 21:00:11,831 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 21:00:11,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 21:00:11,832 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 21:00:11,833 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 21:00:11,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 21:00:11,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 21:00:11,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 21:00:11,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 21:00:11,834 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 21:00:11,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 21:00:11,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 21:00:11,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 21:00:11,836 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 21:00:11,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 21:00:11,837 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 21:00:11,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 21:00:11,838 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 21:00:11,838 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 21:00:11,838 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 21:00:11,838 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 21:00:11,838 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c [2024-11-07 21:00:12,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 21:00:12,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 21:00:12,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 21:00:12,097 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 21:00:12,097 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 21:00:12,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2024-11-07 21:00:13,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 21:00:13,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 21:00:13,532 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2024-11-07 21:00:13,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/abb602605/23a85707ff91431082bf4eaa89e14921/FLAG97f54a617 [2024-11-07 21:00:13,555 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/abb602605/23a85707ff91431082bf4eaa89e14921 [2024-11-07 21:00:13,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 21:00:13,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 21:00:13,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 21:00:13,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 21:00:13,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 21:00:13,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb9f5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13, skipping insertion in model container [2024-11-07 21:00:13,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 21:00:13,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 21:00:13,715 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 21:00:13,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 21:00:13,752 INFO L204 MainTranslator]: Completed translation [2024-11-07 21:00:13,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13 WrapperNode [2024-11-07 21:00:13,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 21:00:13,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 21:00:13,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 21:00:13,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 21:00:13,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,792 INFO L138 Inliner]: procedures = 23, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 306 [2024-11-07 21:00:13,793 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 21:00:13,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 21:00:13,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 21:00:13,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 21:00:13,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,806 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,826 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 21:00:13,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 21:00:13,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 21:00:13,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 21:00:13,848 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 21:00:13,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (1/1) ... [2024-11-07 21:00:13,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 21:00:13,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 21:00:13,887 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 21:00:13,894 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 21:00:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 21:00:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 21:00:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 21:00:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 21:00:14,001 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 21:00:14,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 21:00:14,340 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-07 21:00:14,340 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 21:00:14,355 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 21:00:14,355 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 21:00:14,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:00:14 BoogieIcfgContainer [2024-11-07 21:00:14,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 21:00:14,357 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 21:00:14,357 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 21:00:14,363 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 21:00:14,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:00:13" (1/3) ... [2024-11-07 21:00:14,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1618a063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:00:14, skipping insertion in model container [2024-11-07 21:00:14,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:00:13" (2/3) ... [2024-11-07 21:00:14,363 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1618a063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:00:14, skipping insertion in model container [2024-11-07 21:00:14,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:00:14" (3/3) ... [2024-11-07 21:00:14,364 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2024-11-07 21:00:14,383 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 21:00:14,386 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-11-07 21:00:14,451 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 21:00:14,467 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;@55640d1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 21:00:14,467 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-11-07 21:00:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 75 states have (on average 1.7466666666666666) internal successors, (131), 89 states have internal predecessors, (131), 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 21:00:14,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-07 21:00:14,480 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:14,481 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] [2024-11-07 21:00:14,481 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:14,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:14,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1523334527, now seen corresponding path program 1 times [2024-11-07 21:00:14,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:14,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007181998] [2024-11-07 21:00:14,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:14,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:14,643 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 21:00:14,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:14,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007181998] [2024-11-07 21:00:14,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007181998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:14,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:14,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-07 21:00:14,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496219204] [2024-11-07 21:00:14,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:14,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 21:00:14,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:14,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 21:00:14,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 21:00:14,663 INFO L87 Difference]: Start difference. First operand has 90 states, 75 states have (on average 1.7466666666666666) internal successors, (131), 89 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 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 21:00:14,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:14,673 INFO L93 Difference]: Finished difference Result 93 states and 133 transitions. [2024-11-07 21:00:14,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 21:00:14,675 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2024-11-07 21:00:14,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:14,680 INFO L225 Difference]: With dead ends: 93 [2024-11-07 21:00:14,680 INFO L226 Difference]: Without dead ends: 84 [2024-11-07 21:00:14,682 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 21:00:14,684 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 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 21:00:14,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:14,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-07 21:00:14,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-07 21:00:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 72 states have (on average 1.5) internal successors, (108), 83 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 108 transitions. [2024-11-07 21:00:14,709 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 108 transitions. Word has length 23 [2024-11-07 21:00:14,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:14,709 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 108 transitions. [2024-11-07 21:00:14,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 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 21:00:14,709 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 108 transitions. [2024-11-07 21:00:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-07 21:00:14,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:14,710 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:14,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 21:00:14,710 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:14,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:14,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1695954455, now seen corresponding path program 1 times [2024-11-07 21:00:14,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:14,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503424987] [2024-11-07 21:00:14,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:14,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:14,823 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 21:00:14,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:14,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503424987] [2024-11-07 21:00:14,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503424987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:14,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:14,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:14,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444928557] [2024-11-07 21:00:14,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:14,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:00:14,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:14,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:00:14,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:14,826 INFO L87 Difference]: Start difference. First operand 84 states and 108 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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 21:00:14,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:14,846 INFO L93 Difference]: Finished difference Result 206 states and 273 transitions. [2024-11-07 21:00:14,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:00:14,847 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2024-11-07 21:00:14,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:14,848 INFO L225 Difference]: With dead ends: 206 [2024-11-07 21:00:14,848 INFO L226 Difference]: Without dead ends: 141 [2024-11-07 21:00:14,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:14,849 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 74 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:14,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 248 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:14,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-07 21:00:14,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 129. [2024-11-07 21:00:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 117 states have (on average 1.564102564102564) internal successors, (183), 128 states have internal predecessors, (183), 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 21:00:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 183 transitions. [2024-11-07 21:00:14,856 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 183 transitions. Word has length 34 [2024-11-07 21:00:14,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:14,856 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 183 transitions. [2024-11-07 21:00:14,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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 21:00:14,856 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 183 transitions. [2024-11-07 21:00:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-07 21:00:14,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:14,857 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:14,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 21:00:14,857 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:14,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:14,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1943407502, now seen corresponding path program 1 times [2024-11-07 21:00:14,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:14,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798499362] [2024-11-07 21:00:14,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:14,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:14,928 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 21:00:14,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:14,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798499362] [2024-11-07 21:00:14,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798499362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:14,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:14,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:14,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260333154] [2024-11-07 21:00:14,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:14,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:00:14,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:14,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:00:14,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:14,930 INFO L87 Difference]: Start difference. First operand 129 states and 183 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:14,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:14,949 INFO L93 Difference]: Finished difference Result 333 states and 485 transitions. [2024-11-07 21:00:14,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:00:14,950 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-07 21:00:14,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:14,951 INFO L225 Difference]: With dead ends: 333 [2024-11-07 21:00:14,951 INFO L226 Difference]: Without dead ends: 223 [2024-11-07 21:00:14,951 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:14,952 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 69 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:14,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 244 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:14,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-07 21:00:14,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 211. [2024-11-07 21:00:14,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 199 states have (on average 1.6030150753768844) internal successors, (319), 210 states have internal predecessors, (319), 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 21:00:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 319 transitions. [2024-11-07 21:00:14,962 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 319 transitions. Word has length 35 [2024-11-07 21:00:14,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:14,963 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 319 transitions. [2024-11-07 21:00:14,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 319 transitions. [2024-11-07 21:00:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-07 21:00:14,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:14,963 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:14,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 21:00:14,964 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:14,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:14,964 INFO L85 PathProgramCache]: Analyzing trace with hash -2103371824, now seen corresponding path program 1 times [2024-11-07 21:00:14,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:14,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210737239] [2024-11-07 21:00:14,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:14,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:15,047 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 21:00:15,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:15,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210737239] [2024-11-07 21:00:15,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210737239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:15,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:15,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:15,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370319886] [2024-11-07 21:00:15,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:15,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:15,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:15,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:15,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:15,049 INFO L87 Difference]: Start difference. First operand 211 states and 319 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 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 21:00:15,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:15,134 INFO L93 Difference]: Finished difference Result 400 states and 619 transitions. [2024-11-07 21:00:15,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:15,135 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2024-11-07 21:00:15,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:15,137 INFO L225 Difference]: With dead ends: 400 [2024-11-07 21:00:15,137 INFO L226 Difference]: Without dead ends: 397 [2024-11-07 21:00:15,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:15,138 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 252 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:15,138 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 142 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:15,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-11-07 21:00:15,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 391. [2024-11-07 21:00:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 379 states have (on average 1.6015831134564644) internal successors, (607), 390 states have internal predecessors, (607), 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 21:00:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 607 transitions. [2024-11-07 21:00:15,152 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 607 transitions. Word has length 36 [2024-11-07 21:00:15,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:15,152 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 607 transitions. [2024-11-07 21:00:15,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 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 21:00:15,152 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 607 transitions. [2024-11-07 21:00:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-07 21:00:15,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:15,153 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:15,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 21:00:15,153 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:15,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:15,154 INFO L85 PathProgramCache]: Analyzing trace with hash -780016968, now seen corresponding path program 1 times [2024-11-07 21:00:15,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:15,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041076851] [2024-11-07 21:00:15,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:15,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:15,230 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 21:00:15,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:15,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041076851] [2024-11-07 21:00:15,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041076851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:15,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:15,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:15,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308918057] [2024-11-07 21:00:15,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:15,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:15,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:15,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:15,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:15,232 INFO L87 Difference]: Start difference. First operand 391 states and 607 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 21:00:15,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:15,347 INFO L93 Difference]: Finished difference Result 769 states and 1183 transitions. [2024-11-07 21:00:15,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:15,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2024-11-07 21:00:15,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:15,350 INFO L225 Difference]: With dead ends: 769 [2024-11-07 21:00:15,350 INFO L226 Difference]: Without dead ends: 766 [2024-11-07 21:00:15,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:15,351 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 242 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:15,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 254 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:15,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2024-11-07 21:00:15,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 571. [2024-11-07 21:00:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 559 states have (on average 1.5796064400715564) internal successors, (883), 570 states have internal predecessors, (883), 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 21:00:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 883 transitions. [2024-11-07 21:00:15,367 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 883 transitions. Word has length 37 [2024-11-07 21:00:15,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:15,367 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 883 transitions. [2024-11-07 21:00:15,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 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 21:00:15,367 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 883 transitions. [2024-11-07 21:00:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-07 21:00:15,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:15,368 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:15,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 21:00:15,368 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:15,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:15,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1589277906, now seen corresponding path program 1 times [2024-11-07 21:00:15,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:15,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822401582] [2024-11-07 21:00:15,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:15,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:15,467 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 21:00:15,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:15,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822401582] [2024-11-07 21:00:15,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822401582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:15,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:15,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:15,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90773227] [2024-11-07 21:00:15,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:15,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:15,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:15,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:15,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:15,468 INFO L87 Difference]: Start difference. First operand 571 states and 883 transitions. Second operand has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 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 21:00:15,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:15,631 INFO L93 Difference]: Finished difference Result 946 states and 1471 transitions. [2024-11-07 21:00:15,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 21:00:15,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2024-11-07 21:00:15,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:15,634 INFO L225 Difference]: With dead ends: 946 [2024-11-07 21:00:15,634 INFO L226 Difference]: Without dead ends: 943 [2024-11-07 21:00:15,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-07 21:00:15,637 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 493 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:15,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 291 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:15,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2024-11-07 21:00:15,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 931. [2024-11-07 21:00:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 919 states have (on average 1.561479869423286) internal successors, (1435), 930 states have internal predecessors, (1435), 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 21:00:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1435 transitions. [2024-11-07 21:00:15,657 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1435 transitions. Word has length 38 [2024-11-07 21:00:15,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:15,657 INFO L471 AbstractCegarLoop]: Abstraction has 931 states and 1435 transitions. [2024-11-07 21:00:15,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 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 21:00:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1435 transitions. [2024-11-07 21:00:15,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-07 21:00:15,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:15,658 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:15,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 21:00:15,658 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:15,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:15,659 INFO L85 PathProgramCache]: Analyzing trace with hash 2022974970, now seen corresponding path program 1 times [2024-11-07 21:00:15,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:15,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613729990] [2024-11-07 21:00:15,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:15,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:15,760 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 21:00:15,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613729990] [2024-11-07 21:00:15,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613729990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:15,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:15,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:15,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079278162] [2024-11-07 21:00:15,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:15,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:15,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:15,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:15,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:15,761 INFO L87 Difference]: Start difference. First operand 931 states and 1435 transitions. Second operand has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 21:00:16,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:16,001 INFO L93 Difference]: Finished difference Result 2944 states and 4519 transitions. [2024-11-07 21:00:16,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 21:00:16,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2024-11-07 21:00:16,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:16,007 INFO L225 Difference]: With dead ends: 2944 [2024-11-07 21:00:16,007 INFO L226 Difference]: Without dead ends: 2032 [2024-11-07 21:00:16,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-07 21:00:16,010 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 446 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:16,010 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 596 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 21:00:16,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2024-11-07 21:00:16,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 1471. [2024-11-07 21:00:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1471 states, 1459 states have (on average 1.5099383139136395) internal successors, (2203), 1470 states have internal predecessors, (2203), 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 21:00:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1471 states and 2203 transitions. [2024-11-07 21:00:16,034 INFO L78 Accepts]: Start accepts. Automaton has 1471 states and 2203 transitions. Word has length 39 [2024-11-07 21:00:16,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:16,034 INFO L471 AbstractCegarLoop]: Abstraction has 1471 states and 2203 transitions. [2024-11-07 21:00:16,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 21:00:16,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2203 transitions. [2024-11-07 21:00:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-07 21:00:16,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:16,035 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:16,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 21:00:16,035 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:16,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:16,036 INFO L85 PathProgramCache]: Analyzing trace with hash 130408946, now seen corresponding path program 1 times [2024-11-07 21:00:16,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:16,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103786802] [2024-11-07 21:00:16,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:16,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:16,077 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 21:00:16,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:16,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103786802] [2024-11-07 21:00:16,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103786802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:16,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:16,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:16,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317173562] [2024-11-07 21:00:16,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:16,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:00:16,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:16,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:00:16,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:16,079 INFO L87 Difference]: Start difference. First operand 1471 states and 2203 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 21:00:16,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:16,103 INFO L93 Difference]: Finished difference Result 4023 states and 6027 transitions. [2024-11-07 21:00:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:00:16,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2024-11-07 21:00:16,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:16,109 INFO L225 Difference]: With dead ends: 4023 [2024-11-07 21:00:16,110 INFO L226 Difference]: Without dead ends: 2571 [2024-11-07 21:00:16,111 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:16,111 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 75 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:16,111 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 257 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:16,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2571 states. [2024-11-07 21:00:16,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2571 to 2559. [2024-11-07 21:00:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2559 states, 2547 states have (on average 1.4962701217118177) internal successors, (3811), 2558 states have internal predecessors, (3811), 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 21:00:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3811 transitions. [2024-11-07 21:00:16,145 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3811 transitions. Word has length 40 [2024-11-07 21:00:16,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:16,145 INFO L471 AbstractCegarLoop]: Abstraction has 2559 states and 3811 transitions. [2024-11-07 21:00:16,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 21:00:16,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3811 transitions. [2024-11-07 21:00:16,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-07 21:00:16,147 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:16,147 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:16,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 21:00:16,147 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:16,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:16,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1882770870, now seen corresponding path program 1 times [2024-11-07 21:00:16,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:16,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072370173] [2024-11-07 21:00:16,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:16,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:00:16,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:16,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072370173] [2024-11-07 21:00:16,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072370173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:16,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:16,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:16,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919196302] [2024-11-07 21:00:16,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:16,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:00:16,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:16,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:00:16,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:16,221 INFO L87 Difference]: Start difference. First operand 2559 states and 3811 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 21:00:16,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:16,256 INFO L93 Difference]: Finished difference Result 5815 states and 8629 transitions. [2024-11-07 21:00:16,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:00:16,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2024-11-07 21:00:16,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:16,267 INFO L225 Difference]: With dead ends: 5815 [2024-11-07 21:00:16,267 INFO L226 Difference]: Without dead ends: 3275 [2024-11-07 21:00:16,271 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:16,272 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 45 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:16,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 186 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:16,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2024-11-07 21:00:16,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 3229. [2024-11-07 21:00:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.4762200808206403) internal successors, (4749), 3228 states have internal predecessors, (4749), 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 21:00:16,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 4749 transitions. [2024-11-07 21:00:16,320 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 4749 transitions. Word has length 62 [2024-11-07 21:00:16,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:16,321 INFO L471 AbstractCegarLoop]: Abstraction has 3229 states and 4749 transitions. [2024-11-07 21:00:16,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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 21:00:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 4749 transitions. [2024-11-07 21:00:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-07 21:00:16,322 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:16,323 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:16,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 21:00:16,323 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:16,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:16,324 INFO L85 PathProgramCache]: Analyzing trace with hash -572370161, now seen corresponding path program 1 times [2024-11-07 21:00:16,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:16,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211992023] [2024-11-07 21:00:16,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:16,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 21:00:16,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:16,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211992023] [2024-11-07 21:00:16,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211992023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:16,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:16,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 21:00:16,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211025843] [2024-11-07 21:00:16,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:16,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:16,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:16,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:16,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:16,566 INFO L87 Difference]: Start difference. First operand 3229 states and 4749 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 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 21:00:16,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:16,704 INFO L93 Difference]: Finished difference Result 6443 states and 9477 transitions. [2024-11-07 21:00:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:16,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2024-11-07 21:00:16,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:16,714 INFO L225 Difference]: With dead ends: 6443 [2024-11-07 21:00:16,714 INFO L226 Difference]: Without dead ends: 3235 [2024-11-07 21:00:16,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-07 21:00:16,718 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 106 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:16,718 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 217 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:16,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3235 states. [2024-11-07 21:00:16,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3235 to 3229. [2024-11-07 21:00:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.4662729250854833) internal successors, (4717), 3228 states have internal predecessors, (4717), 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 21:00:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 4717 transitions. [2024-11-07 21:00:16,782 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 4717 transitions. Word has length 66 [2024-11-07 21:00:16,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:16,782 INFO L471 AbstractCegarLoop]: Abstraction has 3229 states and 4717 transitions. [2024-11-07 21:00:16,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 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 21:00:16,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 4717 transitions. [2024-11-07 21:00:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-07 21:00:16,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:16,783 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:16,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 21:00:16,783 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:16,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:16,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1347932395, now seen corresponding path program 1 times [2024-11-07 21:00:16,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:16,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366197601] [2024-11-07 21:00:16,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:16,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:16,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:16,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366197601] [2024-11-07 21:00:16,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366197601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:16,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:16,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:16,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278193437] [2024-11-07 21:00:16,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:16,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:16,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:16,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:16,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:16,886 INFO L87 Difference]: Start difference. First operand 3229 states and 4717 transitions. Second operand has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 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 21:00:16,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:16,986 INFO L93 Difference]: Finished difference Result 4189 states and 6133 transitions. [2024-11-07 21:00:16,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:16,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2024-11-07 21:00:16,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:16,996 INFO L225 Difference]: With dead ends: 4189 [2024-11-07 21:00:16,996 INFO L226 Difference]: Without dead ends: 4186 [2024-11-07 21:00:16,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:16,998 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 128 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:16,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 277 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:17,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4186 states. [2024-11-07 21:00:17,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4186 to 3277. [2024-11-07 21:00:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3277 states, 3265 states have (on average 1.475344563552833) internal successors, (4817), 3276 states have internal predecessors, (4817), 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 21:00:17,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 3277 states and 4817 transitions. [2024-11-07 21:00:17,042 INFO L78 Accepts]: Start accepts. Automaton has 3277 states and 4817 transitions. Word has length 67 [2024-11-07 21:00:17,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:17,043 INFO L471 AbstractCegarLoop]: Abstraction has 3277 states and 4817 transitions. [2024-11-07 21:00:17,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 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 21:00:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 4817 transitions. [2024-11-07 21:00:17,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-07 21:00:17,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:17,044 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:17,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 21:00:17,045 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:17,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:17,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1163768577, now seen corresponding path program 1 times [2024-11-07 21:00:17,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:17,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851909184] [2024-11-07 21:00:17,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:17,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:17,144 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:17,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:17,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851909184] [2024-11-07 21:00:17,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851909184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:17,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:17,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:17,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897397506] [2024-11-07 21:00:17,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:17,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:17,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:17,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:17,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:17,146 INFO L87 Difference]: Start difference. First operand 3277 states and 4817 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 21:00:17,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:17,284 INFO L93 Difference]: Finished difference Result 9211 states and 13637 transitions. [2024-11-07 21:00:17,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:17,285 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2024-11-07 21:00:17,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:17,300 INFO L225 Difference]: With dead ends: 9211 [2024-11-07 21:00:17,301 INFO L226 Difference]: Without dead ends: 5955 [2024-11-07 21:00:17,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 21:00:17,306 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 305 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:17,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 268 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:17,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2024-11-07 21:00:17,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5173. [2024-11-07 21:00:17,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5173 states, 5161 states have (on average 1.4813020732416198) internal successors, (7645), 5172 states have internal predecessors, (7645), 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 21:00:17,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 5173 states and 7645 transitions. [2024-11-07 21:00:17,389 INFO L78 Accepts]: Start accepts. Automaton has 5173 states and 7645 transitions. Word has length 68 [2024-11-07 21:00:17,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:17,389 INFO L471 AbstractCegarLoop]: Abstraction has 5173 states and 7645 transitions. [2024-11-07 21:00:17,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 21:00:17,390 INFO L276 IsEmpty]: Start isEmpty. Operand 5173 states and 7645 transitions. [2024-11-07 21:00:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-07 21:00:17,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:17,390 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:17,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 21:00:17,391 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:17,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:17,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1651039598, now seen corresponding path program 1 times [2024-11-07 21:00:17,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:17,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578464365] [2024-11-07 21:00:17,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:17,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:17,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:17,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:17,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578464365] [2024-11-07 21:00:17,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578464365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:17,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:17,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:17,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908143693] [2024-11-07 21:00:17,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:17,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:17,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:17,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:17,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:17,463 INFO L87 Difference]: Start difference. First operand 5173 states and 7645 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:17,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:17,534 INFO L93 Difference]: Finished difference Result 5176 states and 7645 transitions. [2024-11-07 21:00:17,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:17,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2024-11-07 21:00:17,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:17,545 INFO L225 Difference]: With dead ends: 5176 [2024-11-07 21:00:17,545 INFO L226 Difference]: Without dead ends: 5173 [2024-11-07 21:00:17,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:17,547 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 116 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:17,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 214 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:17,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2024-11-07 21:00:17,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5170. [2024-11-07 21:00:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5170 states, 5161 states have (on average 1.4534005037783375) internal successors, (7501), 5169 states have internal predecessors, (7501), 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 21:00:17,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5170 states to 5170 states and 7501 transitions. [2024-11-07 21:00:17,618 INFO L78 Accepts]: Start accepts. Automaton has 5170 states and 7501 transitions. Word has length 68 [2024-11-07 21:00:17,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:17,618 INFO L471 AbstractCegarLoop]: Abstraction has 5170 states and 7501 transitions. [2024-11-07 21:00:17,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:17,619 INFO L276 IsEmpty]: Start isEmpty. Operand 5170 states and 7501 transitions. [2024-11-07 21:00:17,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-07 21:00:17,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:17,619 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:17,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 21:00:17,620 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:17,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:17,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1717087379, now seen corresponding path program 1 times [2024-11-07 21:00:17,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:17,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239973168] [2024-11-07 21:00:17,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:17,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:17,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:17,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239973168] [2024-11-07 21:00:17,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239973168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:17,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:17,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:17,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876011143] [2024-11-07 21:00:17,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:17,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:17,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:17,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:17,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:17,706 INFO L87 Difference]: Start difference. First operand 5170 states and 7501 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 21:00:17,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:17,828 INFO L93 Difference]: Finished difference Result 10322 states and 14969 transitions. [2024-11-07 21:00:17,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:17,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-07 21:00:17,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:17,838 INFO L225 Difference]: With dead ends: 10322 [2024-11-07 21:00:17,840 INFO L226 Difference]: Without dead ends: 6073 [2024-11-07 21:00:17,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 21:00:17,844 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 261 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:17,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 380 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:17,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-07 21:00:17,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6070. [2024-11-07 21:00:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6070 states, 6061 states have (on average 1.4296320739151955) internal successors, (8665), 6069 states have internal predecessors, (8665), 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 21:00:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6070 states to 6070 states and 8665 transitions. [2024-11-07 21:00:17,933 INFO L78 Accepts]: Start accepts. Automaton has 6070 states and 8665 transitions. Word has length 69 [2024-11-07 21:00:17,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:17,934 INFO L471 AbstractCegarLoop]: Abstraction has 6070 states and 8665 transitions. [2024-11-07 21:00:17,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 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 21:00:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 6070 states and 8665 transitions. [2024-11-07 21:00:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-07 21:00:17,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:17,935 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:17,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-07 21:00:17,935 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:17,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:17,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1070854285, now seen corresponding path program 1 times [2024-11-07 21:00:17,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:17,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644634065] [2024-11-07 21:00:17,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:17,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-07 21:00:18,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:18,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644634065] [2024-11-07 21:00:18,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644634065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:18,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:18,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:18,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243972218] [2024-11-07 21:00:18,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:18,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:18,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:18,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:18,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:18,032 INFO L87 Difference]: Start difference. First operand 6070 states and 8665 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 21:00:18,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:18,151 INFO L93 Difference]: Finished difference Result 11222 states and 16145 transitions. [2024-11-07 21:00:18,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:18,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-07 21:00:18,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:18,159 INFO L225 Difference]: With dead ends: 11222 [2024-11-07 21:00:18,159 INFO L226 Difference]: Without dead ends: 6073 [2024-11-07 21:00:18,163 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 21:00:18,163 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 267 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:18,163 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 352 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:18,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-07 21:00:18,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6070. [2024-11-07 21:00:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6070 states, 6061 states have (on average 1.422372545784524) internal successors, (8621), 6069 states have internal predecessors, (8621), 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 21:00:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6070 states to 6070 states and 8621 transitions. [2024-11-07 21:00:18,223 INFO L78 Accepts]: Start accepts. Automaton has 6070 states and 8621 transitions. Word has length 69 [2024-11-07 21:00:18,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:18,223 INFO L471 AbstractCegarLoop]: Abstraction has 6070 states and 8621 transitions. [2024-11-07 21:00:18,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 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 21:00:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 6070 states and 8621 transitions. [2024-11-07 21:00:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-07 21:00:18,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:18,224 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:18,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-07 21:00:18,225 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:18,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:18,225 INFO L85 PathProgramCache]: Analyzing trace with hash 357380150, now seen corresponding path program 1 times [2024-11-07 21:00:18,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:18,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984564695] [2024-11-07 21:00:18,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:18,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:18,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:18,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984564695] [2024-11-07 21:00:18,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984564695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:18,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:18,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:18,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459556535] [2024-11-07 21:00:18,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:18,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:18,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:18,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:18,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:18,306 INFO L87 Difference]: Start difference. First operand 6070 states and 8621 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:18,380 INFO L93 Difference]: Finished difference Result 7975 states and 11453 transitions. [2024-11-07 21:00:18,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:18,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-07 21:00:18,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:18,389 INFO L225 Difference]: With dead ends: 7975 [2024-11-07 21:00:18,389 INFO L226 Difference]: Without dead ends: 7972 [2024-11-07 21:00:18,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:18,390 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 117 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:18,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 274 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:18,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7972 states. [2024-11-07 21:00:18,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7972 to 7966. [2024-11-07 21:00:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7966 states, 7957 states have (on average 1.4212642955887898) internal successors, (11309), 7965 states have internal predecessors, (11309), 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 21:00:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7966 states to 7966 states and 11309 transitions. [2024-11-07 21:00:18,442 INFO L78 Accepts]: Start accepts. Automaton has 7966 states and 11309 transitions. Word has length 69 [2024-11-07 21:00:18,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:18,442 INFO L471 AbstractCegarLoop]: Abstraction has 7966 states and 11309 transitions. [2024-11-07 21:00:18,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 7966 states and 11309 transitions. [2024-11-07 21:00:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-07 21:00:18,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:18,443 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:18,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-07 21:00:18,443 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:18,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:18,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1806117100, now seen corresponding path program 1 times [2024-11-07 21:00:18,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:18,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843938724] [2024-11-07 21:00:18,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:18,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:18,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:18,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843938724] [2024-11-07 21:00:18,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843938724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:18,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:18,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:18,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876161556] [2024-11-07 21:00:18,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:18,511 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:18,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:18,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:18,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:18,511 INFO L87 Difference]: Start difference. First operand 7966 states and 11309 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:18,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:18,637 INFO L93 Difference]: Finished difference Result 15074 states and 21881 transitions. [2024-11-07 21:00:18,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:18,637 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2024-11-07 21:00:18,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:18,647 INFO L225 Difference]: With dead ends: 15074 [2024-11-07 21:00:18,647 INFO L226 Difference]: Without dead ends: 9377 [2024-11-07 21:00:18,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 21:00:18,651 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 284 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:18,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 279 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:18,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9377 states. [2024-11-07 21:00:18,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9377 to 7782. [2024-11-07 21:00:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7782 states, 7773 states have (on average 1.4266049144474462) internal successors, (11089), 7781 states have internal predecessors, (11089), 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 21:00:18,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7782 states to 7782 states and 11089 transitions. [2024-11-07 21:00:18,752 INFO L78 Accepts]: Start accepts. Automaton has 7782 states and 11089 transitions. Word has length 70 [2024-11-07 21:00:18,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:18,752 INFO L471 AbstractCegarLoop]: Abstraction has 7782 states and 11089 transitions. [2024-11-07 21:00:18,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 7782 states and 11089 transitions. [2024-11-07 21:00:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 21:00:18,753 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:18,753 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:18,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-07 21:00:18,754 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:18,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:18,754 INFO L85 PathProgramCache]: Analyzing trace with hash 536801861, now seen corresponding path program 1 times [2024-11-07 21:00:18,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:18,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393540019] [2024-11-07 21:00:18,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:18,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:18,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:18,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393540019] [2024-11-07 21:00:18,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393540019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:18,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:18,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:18,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435883352] [2024-11-07 21:00:18,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:18,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:18,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:18,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:18,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:18,825 INFO L87 Difference]: Start difference. First operand 7782 states and 11089 transitions. Second operand has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 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 21:00:18,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:18,928 INFO L93 Difference]: Finished difference Result 8236 states and 11717 transitions. [2024-11-07 21:00:18,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:18,928 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-07 21:00:18,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:18,937 INFO L225 Difference]: With dead ends: 8236 [2024-11-07 21:00:18,937 INFO L226 Difference]: Without dead ends: 8233 [2024-11-07 21:00:18,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:18,938 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 216 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:18,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 359 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:18,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8233 states. [2024-11-07 21:00:18,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8233 to 8230. [2024-11-07 21:00:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8230 states, 8221 states have (on average 1.4174674613793943) internal successors, (11653), 8229 states have internal predecessors, (11653), 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 21:00:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8230 states to 8230 states and 11653 transitions. [2024-11-07 21:00:18,990 INFO L78 Accepts]: Start accepts. Automaton has 8230 states and 11653 transitions. Word has length 71 [2024-11-07 21:00:18,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:18,990 INFO L471 AbstractCegarLoop]: Abstraction has 8230 states and 11653 transitions. [2024-11-07 21:00:18,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 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 21:00:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 8230 states and 11653 transitions. [2024-11-07 21:00:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 21:00:18,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:18,991 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:18,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-07 21:00:18,991 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:18,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:18,992 INFO L85 PathProgramCache]: Analyzing trace with hash -471598904, now seen corresponding path program 1 times [2024-11-07 21:00:18,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:18,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674929412] [2024-11-07 21:00:18,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:18,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:19,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:19,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674929412] [2024-11-07 21:00:19,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674929412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:19,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:19,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:19,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669711818] [2024-11-07 21:00:19,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:19,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:19,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:19,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:19,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:19,075 INFO L87 Difference]: Start difference. First operand 8230 states and 11653 transitions. Second operand has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 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 21:00:19,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:19,160 INFO L93 Difference]: Finished difference Result 10770 states and 15429 transitions. [2024-11-07 21:00:19,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:19,160 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-07 21:00:19,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:19,175 INFO L225 Difference]: With dead ends: 10770 [2024-11-07 21:00:19,175 INFO L226 Difference]: Without dead ends: 10767 [2024-11-07 21:00:19,178 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:19,178 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 157 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:19,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 343 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:19,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10767 states. [2024-11-07 21:00:19,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10767 to 10126. [2024-11-07 21:00:19,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10126 states, 10117 states have (on average 1.4032816052189385) internal successors, (14197), 10125 states have internal predecessors, (14197), 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 21:00:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10126 states to 10126 states and 14197 transitions. [2024-11-07 21:00:19,263 INFO L78 Accepts]: Start accepts. Automaton has 10126 states and 14197 transitions. Word has length 71 [2024-11-07 21:00:19,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:19,263 INFO L471 AbstractCegarLoop]: Abstraction has 10126 states and 14197 transitions. [2024-11-07 21:00:19,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 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 21:00:19,264 INFO L276 IsEmpty]: Start isEmpty. Operand 10126 states and 14197 transitions. [2024-11-07 21:00:19,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 21:00:19,264 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:19,264 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:19,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-07 21:00:19,264 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:19,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:19,265 INFO L85 PathProgramCache]: Analyzing trace with hash -155055112, now seen corresponding path program 1 times [2024-11-07 21:00:19,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:19,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956415292] [2024-11-07 21:00:19,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:19,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:19,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:19,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956415292] [2024-11-07 21:00:19,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956415292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:19,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:19,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:19,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539927617] [2024-11-07 21:00:19,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:19,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:19,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:19,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:19,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:19,333 INFO L87 Difference]: Start difference. First operand 10126 states and 14197 transitions. Second operand has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 21:00:19,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:19,502 INFO L93 Difference]: Finished difference Result 15507 states and 21781 transitions. [2024-11-07 21:00:19,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:19,503 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-07 21:00:19,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:19,516 INFO L225 Difference]: With dead ends: 15507 [2024-11-07 21:00:19,517 INFO L226 Difference]: Without dead ends: 11077 [2024-11-07 21:00:19,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 21:00:19,520 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 255 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:19,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 391 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:19,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11077 states. [2024-11-07 21:00:19,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11077 to 10442. [2024-11-07 21:00:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10442 states, 10433 states have (on average 1.400651778012077) internal successors, (14613), 10441 states have internal predecessors, (14613), 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 21:00:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10442 states to 10442 states and 14613 transitions. [2024-11-07 21:00:19,627 INFO L78 Accepts]: Start accepts. Automaton has 10442 states and 14613 transitions. Word has length 71 [2024-11-07 21:00:19,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:19,627 INFO L471 AbstractCegarLoop]: Abstraction has 10442 states and 14613 transitions. [2024-11-07 21:00:19,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 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 21:00:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 10442 states and 14613 transitions. [2024-11-07 21:00:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-07 21:00:19,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:19,628 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:19,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-07 21:00:19,629 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:19,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:19,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1734663998, now seen corresponding path program 1 times [2024-11-07 21:00:19,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:19,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156734248] [2024-11-07 21:00:19,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:19,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:19,711 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:19,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:19,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156734248] [2024-11-07 21:00:19,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156734248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:19,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:19,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:19,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249424217] [2024-11-07 21:00:19,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:19,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:19,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:19,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:19,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:19,713 INFO L87 Difference]: Start difference. First operand 10442 states and 14613 transitions. Second operand has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 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 21:00:19,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:19,802 INFO L93 Difference]: Finished difference Result 12780 states and 17921 transitions. [2024-11-07 21:00:19,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:19,803 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-07 21:00:19,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:19,812 INFO L225 Difference]: With dead ends: 12780 [2024-11-07 21:00:19,812 INFO L226 Difference]: Without dead ends: 8350 [2024-11-07 21:00:19,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:19,816 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 194 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:19,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 316 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:19,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8350 states. [2024-11-07 21:00:19,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8350 to 6238. [2024-11-07 21:00:19,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6238 states, 6229 states have (on average 1.3891475357200194) internal successors, (8653), 6237 states have internal predecessors, (8653), 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 21:00:19,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6238 states to 6238 states and 8653 transitions. [2024-11-07 21:00:19,885 INFO L78 Accepts]: Start accepts. Automaton has 6238 states and 8653 transitions. Word has length 72 [2024-11-07 21:00:19,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:19,885 INFO L471 AbstractCegarLoop]: Abstraction has 6238 states and 8653 transitions. [2024-11-07 21:00:19,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 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 21:00:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 6238 states and 8653 transitions. [2024-11-07 21:00:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-07 21:00:19,886 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:19,886 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:19,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-07 21:00:19,886 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:19,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:19,887 INFO L85 PathProgramCache]: Analyzing trace with hash 2059991050, now seen corresponding path program 1 times [2024-11-07 21:00:19,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:19,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897322935] [2024-11-07 21:00:19,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:19,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:19,969 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:19,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:19,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897322935] [2024-11-07 21:00:19,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897322935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:19,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:19,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:19,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246137181] [2024-11-07 21:00:19,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:19,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:19,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:19,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:19,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:19,971 INFO L87 Difference]: Start difference. First operand 6238 states and 8653 transitions. Second operand has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:20,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:20,062 INFO L93 Difference]: Finished difference Result 7416 states and 10373 transitions. [2024-11-07 21:00:20,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:20,062 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-11-07 21:00:20,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:20,070 INFO L225 Difference]: With dead ends: 7416 [2024-11-07 21:00:20,070 INFO L226 Difference]: Without dead ends: 7415 [2024-11-07 21:00:20,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,072 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 198 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:20,072 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 380 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:20,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7415 states. [2024-11-07 21:00:20,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7415 to 7406. [2024-11-07 21:00:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7406 states, 7397 states have (on average 1.4012437474651886) internal successors, (10365), 7405 states have internal predecessors, (10365), 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 21:00:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7406 states to 7406 states and 10365 transitions. [2024-11-07 21:00:20,147 INFO L78 Accepts]: Start accepts. Automaton has 7406 states and 10365 transitions. Word has length 73 [2024-11-07 21:00:20,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:20,147 INFO L471 AbstractCegarLoop]: Abstraction has 7406 states and 10365 transitions. [2024-11-07 21:00:20,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 7406 states and 10365 transitions. [2024-11-07 21:00:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-07 21:00:20,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:20,148 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:20,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-07 21:00:20,148 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:20,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:20,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1588743152, now seen corresponding path program 1 times [2024-11-07 21:00:20,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:20,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036377704] [2024-11-07 21:00:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:20,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:20,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:20,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036377704] [2024-11-07 21:00:20,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036377704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:20,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:20,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:20,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194395005] [2024-11-07 21:00:20,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:20,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:20,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:20,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:20,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,240 INFO L87 Difference]: Start difference. First operand 7406 states and 10365 transitions. Second operand has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:20,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:20,332 INFO L93 Difference]: Finished difference Result 7728 states and 10813 transitions. [2024-11-07 21:00:20,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:20,332 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-11-07 21:00:20,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:20,341 INFO L225 Difference]: With dead ends: 7728 [2024-11-07 21:00:20,341 INFO L226 Difference]: Without dead ends: 7725 [2024-11-07 21:00:20,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,342 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 191 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:20,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 382 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:20,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7725 states. [2024-11-07 21:00:20,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7725 to 7722. [2024-11-07 21:00:20,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7722 states, 7713 states have (on average 1.3988072086088421) internal successors, (10789), 7721 states have internal predecessors, (10789), 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 21:00:20,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7722 states to 7722 states and 10789 transitions. [2024-11-07 21:00:20,387 INFO L78 Accepts]: Start accepts. Automaton has 7722 states and 10789 transitions. Word has length 73 [2024-11-07 21:00:20,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:20,387 INFO L471 AbstractCegarLoop]: Abstraction has 7722 states and 10789 transitions. [2024-11-07 21:00:20,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:20,387 INFO L276 IsEmpty]: Start isEmpty. Operand 7722 states and 10789 transitions. [2024-11-07 21:00:20,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-07 21:00:20,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:20,388 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:20,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-07 21:00:20,389 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:20,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:20,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1061807010, now seen corresponding path program 1 times [2024-11-07 21:00:20,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:20,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220052416] [2024-11-07 21:00:20,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:20,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:20,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:20,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220052416] [2024-11-07 21:00:20,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220052416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:20,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:20,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:20,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110490966] [2024-11-07 21:00:20,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:20,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:20,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:20,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:20,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,454 INFO L87 Difference]: Start difference. First operand 7722 states and 10789 transitions. Second operand has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 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 21:00:20,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:20,541 INFO L93 Difference]: Finished difference Result 7947 states and 11093 transitions. [2024-11-07 21:00:20,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:20,542 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2024-11-07 21:00:20,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:20,549 INFO L225 Difference]: With dead ends: 7947 [2024-11-07 21:00:20,550 INFO L226 Difference]: Without dead ends: 7506 [2024-11-07 21:00:20,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,551 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 195 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:20,551 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 482 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:20,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7506 states. [2024-11-07 21:00:20,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7506 to 7502. [2024-11-07 21:00:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7502 states, 7493 states have (on average 1.3977045242226078) internal successors, (10473), 7501 states have internal predecessors, (10473), 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 21:00:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7502 states to 7502 states and 10473 transitions. [2024-11-07 21:00:20,597 INFO L78 Accepts]: Start accepts. Automaton has 7502 states and 10473 transitions. Word has length 75 [2024-11-07 21:00:20,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:20,597 INFO L471 AbstractCegarLoop]: Abstraction has 7502 states and 10473 transitions. [2024-11-07 21:00:20,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 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 21:00:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 7502 states and 10473 transitions. [2024-11-07 21:00:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-07 21:00:20,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:20,599 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:20,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-07 21:00:20,600 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:20,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:20,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1763683459, now seen corresponding path program 1 times [2024-11-07 21:00:20,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:20,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791775058] [2024-11-07 21:00:20,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:20,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:20,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:20,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791775058] [2024-11-07 21:00:20,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791775058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:20,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:20,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:20,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739356272] [2024-11-07 21:00:20,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:20,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 21:00:20,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:20,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 21:00:20,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:20,658 INFO L87 Difference]: Start difference. First operand 7502 states and 10473 transitions. Second operand has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 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 21:00:20,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:20,731 INFO L93 Difference]: Finished difference Result 7728 states and 10773 transitions. [2024-11-07 21:00:20,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 21:00:20,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-07 21:00:20,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:20,740 INFO L225 Difference]: With dead ends: 7728 [2024-11-07 21:00:20,740 INFO L226 Difference]: Without dead ends: 7725 [2024-11-07 21:00:20,740 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 21:00:20,741 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 130 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:20,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 343 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:20,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7725 states. [2024-11-07 21:00:20,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7725 to 7499. [2024-11-07 21:00:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7499 states, 7493 states have (on average 1.365674629654344) internal successors, (10233), 7498 states have internal predecessors, (10233), 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 21:00:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7499 states to 7499 states and 10233 transitions. [2024-11-07 21:00:20,787 INFO L78 Accepts]: Start accepts. Automaton has 7499 states and 10233 transitions. Word has length 96 [2024-11-07 21:00:20,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:20,788 INFO L471 AbstractCegarLoop]: Abstraction has 7499 states and 10233 transitions. [2024-11-07 21:00:20,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 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 21:00:20,788 INFO L276 IsEmpty]: Start isEmpty. Operand 7499 states and 10233 transitions. [2024-11-07 21:00:20,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-07 21:00:20,790 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:20,790 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:20,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-07 21:00:20,790 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:20,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:20,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1612282239, now seen corresponding path program 1 times [2024-11-07 21:00:20,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:20,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105885628] [2024-11-07 21:00:20,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:20,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:20,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:20,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105885628] [2024-11-07 21:00:20,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105885628] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:20,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:20,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:20,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120557244] [2024-11-07 21:00:20,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:20,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:20,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:20,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:20,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:20,904 INFO L87 Difference]: Start difference. First operand 7499 states and 10233 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:21,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:21,003 INFO L93 Difference]: Finished difference Result 10834 states and 14909 transitions. [2024-11-07 21:00:21,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:21,004 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-07 21:00:21,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:21,011 INFO L225 Difference]: With dead ends: 10834 [2024-11-07 21:00:21,011 INFO L226 Difference]: Without dead ends: 6516 [2024-11-07 21:00:21,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,015 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 208 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:21,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 417 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:21,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2024-11-07 21:00:21,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 6507. [2024-11-07 21:00:21,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6507 states, 6501 states have (on average 1.3636363636363635) internal successors, (8865), 6506 states have internal predecessors, (8865), 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 21:00:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6507 states to 6507 states and 8865 transitions. [2024-11-07 21:00:21,062 INFO L78 Accepts]: Start accepts. Automaton has 6507 states and 8865 transitions. Word has length 98 [2024-11-07 21:00:21,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:21,062 INFO L471 AbstractCegarLoop]: Abstraction has 6507 states and 8865 transitions. [2024-11-07 21:00:21,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:21,063 INFO L276 IsEmpty]: Start isEmpty. Operand 6507 states and 8865 transitions. [2024-11-07 21:00:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-07 21:00:21,065 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:21,065 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:21,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-07 21:00:21,065 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:21,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:21,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1406860725, now seen corresponding path program 2 times [2024-11-07 21:00:21,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:21,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083300084] [2024-11-07 21:00:21,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:21,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 21:00:21,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:21,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083300084] [2024-11-07 21:00:21,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083300084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:21,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:21,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:21,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753964111] [2024-11-07 21:00:21,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:21,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:21,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:21,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:21,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,149 INFO L87 Difference]: Start difference. First operand 6507 states and 8865 transitions. Second operand has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 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 21:00:21,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:21,249 INFO L93 Difference]: Finished difference Result 6737 states and 9165 transitions. [2024-11-07 21:00:21,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:21,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-07 21:00:21,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:21,255 INFO L225 Difference]: With dead ends: 6737 [2024-11-07 21:00:21,255 INFO L226 Difference]: Without dead ends: 5664 [2024-11-07 21:00:21,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,257 INFO L432 NwaCegarLoop]: 256 mSDtfsCounter, 180 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:21,257 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 515 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:21,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5664 states. [2024-11-07 21:00:21,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5664 to 5655. [2024-11-07 21:00:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5655 states, 5649 states have (on average 1.3653744025491237) internal successors, (7713), 5654 states have internal predecessors, (7713), 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 21:00:21,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5655 states and 7713 transitions. [2024-11-07 21:00:21,294 INFO L78 Accepts]: Start accepts. Automaton has 5655 states and 7713 transitions. Word has length 98 [2024-11-07 21:00:21,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:21,294 INFO L471 AbstractCegarLoop]: Abstraction has 5655 states and 7713 transitions. [2024-11-07 21:00:21,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 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 21:00:21,294 INFO L276 IsEmpty]: Start isEmpty. Operand 5655 states and 7713 transitions. [2024-11-07 21:00:21,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-07 21:00:21,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:21,296 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:21,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-07 21:00:21,296 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:21,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:21,297 INFO L85 PathProgramCache]: Analyzing trace with hash -616498749, now seen corresponding path program 1 times [2024-11-07 21:00:21,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:21,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085507166] [2024-11-07 21:00:21,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:21,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-07 21:00:21,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:21,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085507166] [2024-11-07 21:00:21,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085507166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:21,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:21,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 21:00:21,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318611466] [2024-11-07 21:00:21,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:21,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 21:00:21,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:21,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 21:00:21,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:21,333 INFO L87 Difference]: Start difference. First operand 5655 states and 7713 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 21:00:21,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:21,362 INFO L93 Difference]: Finished difference Result 12819 states and 17541 transitions. [2024-11-07 21:00:21,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 21:00:21,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-07 21:00:21,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:21,372 INFO L225 Difference]: With dead ends: 12819 [2024-11-07 21:00:21,372 INFO L226 Difference]: Without dead ends: 7853 [2024-11-07 21:00:21,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 21:00:21,376 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 63 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:21,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 238 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 21:00:21,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2024-11-07 21:00:21,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 7555. [2024-11-07 21:00:21,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7549 states have (on average 1.3420320572261226) internal successors, (10131), 7554 states have internal predecessors, (10131), 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 21:00:21,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 10131 transitions. [2024-11-07 21:00:21,435 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 10131 transitions. Word has length 98 [2024-11-07 21:00:21,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:21,435 INFO L471 AbstractCegarLoop]: Abstraction has 7555 states and 10131 transitions. [2024-11-07 21:00:21,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 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 21:00:21,435 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 10131 transitions. [2024-11-07 21:00:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-07 21:00:21,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:21,437 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:21,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-07 21:00:21,438 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:21,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:21,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1492177009, now seen corresponding path program 1 times [2024-11-07 21:00:21,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:21,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379052780] [2024-11-07 21:00:21,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:21,543 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 21:00:21,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:21,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379052780] [2024-11-07 21:00:21,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379052780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:21,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:21,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:21,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421609545] [2024-11-07 21:00:21,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:21,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:21,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:21,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:21,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,544 INFO L87 Difference]: Start difference. First operand 7555 states and 10131 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 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 21:00:21,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:21,632 INFO L93 Difference]: Finished difference Result 7558 states and 10131 transitions. [2024-11-07 21:00:21,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:21,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2024-11-07 21:00:21,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:21,642 INFO L225 Difference]: With dead ends: 7558 [2024-11-07 21:00:21,642 INFO L226 Difference]: Without dead ends: 7555 [2024-11-07 21:00:21,644 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,644 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 162 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:21,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 378 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:21,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2024-11-07 21:00:21,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 7555. [2024-11-07 21:00:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7549 states have (on average 1.3372632136706848) internal successors, (10095), 7554 states have internal predecessors, (10095), 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 21:00:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 10095 transitions. [2024-11-07 21:00:21,704 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 10095 transitions. Word has length 100 [2024-11-07 21:00:21,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:21,704 INFO L471 AbstractCegarLoop]: Abstraction has 7555 states and 10095 transitions. [2024-11-07 21:00:21,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 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 21:00:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 10095 transitions. [2024-11-07 21:00:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-07 21:00:21,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:21,706 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:21,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-07 21:00:21,707 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:21,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:21,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1356366236, now seen corresponding path program 1 times [2024-11-07 21:00:21,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:21,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413067800] [2024-11-07 21:00:21,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:21,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:21,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:21,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413067800] [2024-11-07 21:00:21,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413067800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:21,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:21,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:21,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116370922] [2024-11-07 21:00:21,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:21,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:21,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:21,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:21,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,789 INFO L87 Difference]: Start difference. First operand 7555 states and 10095 transitions. Second operand has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 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 21:00:21,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:21,855 INFO L93 Difference]: Finished difference Result 8840 states and 11881 transitions. [2024-11-07 21:00:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:21,855 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2024-11-07 21:00:21,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:21,860 INFO L225 Difference]: With dead ends: 8840 [2024-11-07 21:00:21,860 INFO L226 Difference]: Without dead ends: 4630 [2024-11-07 21:00:21,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,863 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 143 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:21,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 325 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:21,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4630 states. [2024-11-07 21:00:21,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4630 to 4228. [2024-11-07 21:00:21,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4228 states, 4225 states have (on average 1.310059171597633) internal successors, (5535), 4227 states have internal predecessors, (5535), 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 21:00:21,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 4228 states and 5535 transitions. [2024-11-07 21:00:21,888 INFO L78 Accepts]: Start accepts. Automaton has 4228 states and 5535 transitions. Word has length 101 [2024-11-07 21:00:21,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:21,889 INFO L471 AbstractCegarLoop]: Abstraction has 4228 states and 5535 transitions. [2024-11-07 21:00:21,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 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 21:00:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 4228 states and 5535 transitions. [2024-11-07 21:00:21,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-07 21:00:21,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:21,891 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:21,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-07 21:00:21,891 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:21,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:21,891 INFO L85 PathProgramCache]: Analyzing trace with hash 852205028, now seen corresponding path program 1 times [2024-11-07 21:00:21,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:21,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120181306] [2024-11-07 21:00:21,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:21,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:21,996 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 21:00:21,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:21,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120181306] [2024-11-07 21:00:21,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120181306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:21,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:21,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:21,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189277080] [2024-11-07 21:00:21,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:21,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:21,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:21,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:21,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:21,997 INFO L87 Difference]: Start difference. First operand 4228 states and 5535 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 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 21:00:22,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:22,124 INFO L93 Difference]: Finished difference Result 4229 states and 5535 transitions. [2024-11-07 21:00:22,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:22,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2024-11-07 21:00:22,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:22,135 INFO L225 Difference]: With dead ends: 4229 [2024-11-07 21:00:22,139 INFO L226 Difference]: Without dead ends: 4226 [2024-11-07 21:00:22,140 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,141 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 156 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:22,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 377 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:22,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4226 states. [2024-11-07 21:00:22,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4226 to 4226. [2024-11-07 21:00:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4226 states, 4225 states have (on average 1.3034319526627218) internal successors, (5507), 4225 states have internal predecessors, (5507), 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 21:00:22,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 4226 states and 5507 transitions. [2024-11-07 21:00:22,208 INFO L78 Accepts]: Start accepts. Automaton has 4226 states and 5507 transitions. Word has length 102 [2024-11-07 21:00:22,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:22,209 INFO L471 AbstractCegarLoop]: Abstraction has 4226 states and 5507 transitions. [2024-11-07 21:00:22,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 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 21:00:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 5507 transitions. [2024-11-07 21:00:22,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-07 21:00:22,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:22,215 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:22,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-07 21:00:22,215 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:22,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:22,216 INFO L85 PathProgramCache]: Analyzing trace with hash -902319504, now seen corresponding path program 1 times [2024-11-07 21:00:22,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:22,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515651767] [2024-11-07 21:00:22,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:22,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:22,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:22,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515651767] [2024-11-07 21:00:22,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515651767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:22,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:22,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:22,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723673707] [2024-11-07 21:00:22,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:22,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:22,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:22,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:22,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,320 INFO L87 Difference]: Start difference. First operand 4226 states and 5507 transitions. Second operand has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 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 21:00:22,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:22,384 INFO L93 Difference]: Finished difference Result 4227 states and 5507 transitions. [2024-11-07 21:00:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:22,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2024-11-07 21:00:22,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:22,389 INFO L225 Difference]: With dead ends: 4227 [2024-11-07 21:00:22,389 INFO L226 Difference]: Without dead ends: 4226 [2024-11-07 21:00:22,391 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,391 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 132 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:22,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 393 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:22,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4226 states. [2024-11-07 21:00:22,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4226 to 4226. [2024-11-07 21:00:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4226 states, 4225 states have (on average 1.3015384615384615) internal successors, (5499), 4225 states have internal predecessors, (5499), 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 21:00:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 4226 states and 5499 transitions. [2024-11-07 21:00:22,428 INFO L78 Accepts]: Start accepts. Automaton has 4226 states and 5499 transitions. Word has length 102 [2024-11-07 21:00:22,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:22,429 INFO L471 AbstractCegarLoop]: Abstraction has 4226 states and 5499 transitions. [2024-11-07 21:00:22,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 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 21:00:22,429 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 5499 transitions. [2024-11-07 21:00:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-07 21:00:22,431 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:22,431 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:22,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-07 21:00:22,432 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:22,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:22,432 INFO L85 PathProgramCache]: Analyzing trace with hash 359852434, now seen corresponding path program 1 times [2024-11-07 21:00:22,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:22,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346296158] [2024-11-07 21:00:22,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:22,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 21:00:22,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:22,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346296158] [2024-11-07 21:00:22,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346296158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:22,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:22,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:22,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847455587] [2024-11-07 21:00:22,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:22,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:22,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:22,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:22,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,537 INFO L87 Difference]: Start difference. First operand 4226 states and 5499 transitions. Second operand has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:22,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:22,635 INFO L93 Difference]: Finished difference Result 4448 states and 5795 transitions. [2024-11-07 21:00:22,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:22,636 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2024-11-07 21:00:22,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:22,640 INFO L225 Difference]: With dead ends: 4448 [2024-11-07 21:00:22,640 INFO L226 Difference]: Without dead ends: 3787 [2024-11-07 21:00:22,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,641 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 169 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:22,641 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 588 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:22,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3787 states. [2024-11-07 21:00:22,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3787 to 3566. [2024-11-07 21:00:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3565 states have (on average 1.293969144460028) internal successors, (4613), 3565 states have internal predecessors, (4613), 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 21:00:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 4613 transitions. [2024-11-07 21:00:22,671 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 4613 transitions. Word has length 104 [2024-11-07 21:00:22,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:22,672 INFO L471 AbstractCegarLoop]: Abstraction has 3566 states and 4613 transitions. [2024-11-07 21:00:22,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 21:00:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 4613 transitions. [2024-11-07 21:00:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-07 21:00:22,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:22,675 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:22,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-07 21:00:22,675 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:22,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:22,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1288261038, now seen corresponding path program 2 times [2024-11-07 21:00:22,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:22,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225532037] [2024-11-07 21:00:22,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:22,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-07 21:00:22,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:22,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225532037] [2024-11-07 21:00:22,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225532037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:22,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:22,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:22,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336765515] [2024-11-07 21:00:22,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:22,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:22,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:22,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:22,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,781 INFO L87 Difference]: Start difference. First operand 3566 states and 4613 transitions. Second operand has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 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 21:00:22,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:22,849 INFO L93 Difference]: Finished difference Result 3567 states and 4613 transitions. [2024-11-07 21:00:22,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:22,850 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2024-11-07 21:00:22,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:22,853 INFO L225 Difference]: With dead ends: 3567 [2024-11-07 21:00:22,853 INFO L226 Difference]: Without dead ends: 2554 [2024-11-07 21:00:22,854 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,854 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 152 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:22,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 478 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:22,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2554 states. [2024-11-07 21:00:22,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2554 to 2554. [2024-11-07 21:00:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2553 states have (on average 1.2867215041128084) internal successors, (3285), 2553 states have internal predecessors, (3285), 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 21:00:22,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 3285 transitions. [2024-11-07 21:00:22,872 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 3285 transitions. Word has length 104 [2024-11-07 21:00:22,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:22,872 INFO L471 AbstractCegarLoop]: Abstraction has 2554 states and 3285 transitions. [2024-11-07 21:00:22,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 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 21:00:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 3285 transitions. [2024-11-07 21:00:22,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-07 21:00:22,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 21:00:22,876 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:00:22,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-07 21:00:22,876 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-07 21:00:22,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 21:00:22,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1572607299, now seen corresponding path program 1 times [2024-11-07 21:00:22,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 21:00:22,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809915184] [2024-11-07 21:00:22,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 21:00:22,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 21:00:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 21:00:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 21:00:22,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 21:00:22,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809915184] [2024-11-07 21:00:22,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809915184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 21:00:22,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 21:00:22,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 21:00:22,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959205863] [2024-11-07 21:00:22,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 21:00:22,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 21:00:22,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 21:00:22,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 21:00:22,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:22,996 INFO L87 Difference]: Start difference. First operand 2554 states and 3285 transitions. Second operand has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 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 21:00:23,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 21:00:23,064 INFO L93 Difference]: Finished difference Result 2554 states and 3285 transitions. [2024-11-07 21:00:23,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 21:00:23,064 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-07 21:00:23,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 21:00:23,065 INFO L225 Difference]: With dead ends: 2554 [2024-11-07 21:00:23,065 INFO L226 Difference]: Without dead ends: 0 [2024-11-07 21:00:23,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 21:00:23,066 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 150 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 21:00:23,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 495 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 21:00:23,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-07 21:00:23,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-07 21:00:23,067 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 21:00:23,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 21:00:23,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 126 [2024-11-07 21:00:23,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 21:00:23,068 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 21:00:23,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 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 21:00:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-07 21:00:23,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-07 21:00:23,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2024-11-07 21:00:23,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2024-11-07 21:00:23,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2024-11-07 21:00:23,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2024-11-07 21:00:23,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2024-11-07 21:00:23,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2024-11-07 21:00:23,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2024-11-07 21:00:23,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-07 21:00:23,074 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 21:00:23,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-07 21:00:23,079 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 21:00:23,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 09:00:23 BoogieIcfgContainer [2024-11-07 21:00:23,084 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 21:00:23,084 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 21:00:23,085 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 21:00:23,085 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 21:00:23,085 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:00:14" (3/4) ... [2024-11-07 21:00:23,086 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 21:00:23,094 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-07 21:00:23,095 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-07 21:00:23,095 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 21:00:23,096 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 21:00:23,165 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 21:00:23,165 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 21:00:23,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 21:00:23,166 INFO L158 Benchmark]: Toolchain (without parser) took 9608.50ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 116.8MB in the beginning and 553.5MB in the end (delta: -436.7MB). Peak memory consumption was 283.8MB. Max. memory is 16.1GB. [2024-11-07 21:00:23,167 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 21:00:23,168 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.98ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 102.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-07 21:00:23,169 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.38ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 100.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 21:00:23,169 INFO L158 Benchmark]: Boogie Preprocessor took 52.07ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 98.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 21:00:23,170 INFO L158 Benchmark]: RCFGBuilder took 507.74ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 75.8MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-07 21:00:23,170 INFO L158 Benchmark]: TraceAbstraction took 8726.86ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 75.2MB in the beginning and 558.0MB in the end (delta: -482.8MB). Peak memory consumption was 233.4MB. Max. memory is 16.1GB. [2024-11-07 21:00:23,170 INFO L158 Benchmark]: Witness Printer took 81.24ms. Allocated memory is still 864.0MB. Free memory was 558.0MB in the beginning and 553.5MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 21:00:23,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.98ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 102.8MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.38ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 100.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.07ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 98.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.74ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 75.8MB in the end (delta: 22.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 8726.86ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 75.2MB in the beginning and 558.0MB in the end (delta: -482.8MB). Peak memory consumption was 233.4MB. Max. memory is 16.1GB. * Witness Printer took 81.24ms. Allocated memory is still 864.0MB. Free memory was 558.0MB in the beginning and 553.5MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 90 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 35, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6331 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6331 mSDsluCounter, 11806 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5930 mSDsCounter, 170 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3449 IncrementalHoareTripleChecker+Invalid, 3619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 170 mSolverCounterUnsat, 5876 mSDtfsCounter, 3449 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10442occurred in iteration=20, InterpolantAutomatonStates: 161, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 35 MinimizatonAttempts, 8735 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 2525 NumberOfCodeBlocks, 2525 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2490 ConstructedInterpolants, 0 QuantifiedInterpolants, 9443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 35 PerfectInterpolantSequences, 773/773 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 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 21:00:23,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE