./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound5.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/nla-digbench-scaling/ps2-ll_valuebound5.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', '1b50d522769b95768e9038f61a48a3b927d40a7b91b44cb14af45fcd08759b69'] 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/nla-digbench-scaling/ps2-ll_valuebound5.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 1b50d522769b95768e9038f61a48a3b927d40a7b91b44cb14af45fcd08759b69 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 20:44:33,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 20:44:33,570 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-07 20:44:33,575 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 20:44:33,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 20:44:33,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 20:44:33,607 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 20:44:33,607 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 20:44:33,608 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 20:44:33,608 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 20:44:33,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 20:44:33,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 20:44:33,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 20:44:33,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 20:44:33,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 20:44:33,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 20:44:33,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 20:44:33,612 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 20:44:33,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 20:44:33,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 20:44:33,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 20:44:33,613 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 -> 1b50d522769b95768e9038f61a48a3b927d40a7b91b44cb14af45fcd08759b69 [2024-11-07 20:44:33,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 20:44:33,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 20:44:33,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 20:44:33,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 20:44:33,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 20:44:33,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound5.c [2024-11-07 20:44:35,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 20:44:35,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 20:44:35,334 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound5.c [2024-11-07 20:44:35,340 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b386d7437/5f488be8f8694914aafef708449d6bd4/FLAG82f4b1231 [2024-11-07 20:44:35,682 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b386d7437/5f488be8f8694914aafef708449d6bd4 [2024-11-07 20:44:35,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 20:44:35,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 20:44:35,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 20:44:35,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 20:44:35,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 20:44:35,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16bf1694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35, skipping insertion in model container [2024-11-07 20:44:35,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 20:44:35,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 20:44:35,861 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 20:44:35,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 20:44:35,893 INFO L204 MainTranslator]: Completed translation [2024-11-07 20:44:35,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35 WrapperNode [2024-11-07 20:44:35,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 20:44:35,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 20:44:35,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 20:44:35,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 20:44:35,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,918 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-07 20:44:35,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 20:44:35,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 20:44:35,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 20:44:35,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 20:44:35,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,927 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,934 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 20:44:35,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 20:44:35,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 20:44:35,942 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 20:44:35,942 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 20:44:35,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (1/1) ... [2024-11-07 20:44:35,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 20:44:35,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:35,972 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 20:44:35,975 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 20:44:35,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 20:44:35,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 20:44:35,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 20:44:35,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 20:44:35,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 20:44:35,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 20:44:36,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 20:44:36,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 20:44:36,219 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-11-07 20:44:36,219 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 20:44:36,229 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 20:44:36,229 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 20:44:36,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:36 BoogieIcfgContainer [2024-11-07 20:44:36,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 20:44:36,231 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 20:44:36,232 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 20:44:36,235 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 20:44:36,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:44:35" (1/3) ... [2024-11-07 20:44:36,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51c9bb0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:44:36, skipping insertion in model container [2024-11-07 20:44:36,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:35" (2/3) ... [2024-11-07 20:44:36,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51c9bb0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:44:36, skipping insertion in model container [2024-11-07 20:44:36,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:36" (3/3) ... [2024-11-07 20:44:36,239 INFO L112 eAbstractionObserver]: Analyzing ICFG ps2-ll_valuebound5.c [2024-11-07 20:44:36,252 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 20:44:36,252 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2024-11-07 20:44:36,301 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 20:44:36,313 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;@83a11d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 20:44:36,313 INFO L334 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2024-11-07 20:44:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 36 states have (on average 1.75) internal successors, (63), 58 states have internal predecessors, (63), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-07 20:44:36,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:36,323 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-07 20:44:36,324 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:36,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:36,329 INFO L85 PathProgramCache]: Analyzing trace with hash 889508879, now seen corresponding path program 1 times [2024-11-07 20:44:36,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:36,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090229807] [2024-11-07 20:44:36,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:36,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:36,444 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 20:44:36,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:36,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090229807] [2024-11-07 20:44:36,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090229807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:36,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:36,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 20:44:36,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607591226] [2024-11-07 20:44:36,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:36,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 20:44:36,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:36,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 20:44:36,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 20:44:36,489 INFO L87 Difference]: Start difference. First operand has 62 states, 36 states have (on average 1.75) internal successors, (63), 58 states have internal predecessors, (63), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 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 20:44:36,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:36,508 INFO L93 Difference]: Finished difference Result 118 states and 131 transitions. [2024-11-07 20:44:36,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 20:44:36,509 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 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 6 [2024-11-07 20:44:36,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:36,515 INFO L225 Difference]: With dead ends: 118 [2024-11-07 20:44:36,515 INFO L226 Difference]: Without dead ends: 53 [2024-11-07 20:44:36,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 20:44:36,521 INFO L432 NwaCegarLoop]: 60 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, 60 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 20:44:36,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:44:36,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-07 20:44:36,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-11-07 20:44:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.6451612903225807) internal successors, (51), 50 states have internal predecessors, (51), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:36,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2024-11-07 20:44:36,557 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 53 transitions. Word has length 6 [2024-11-07 20:44:36,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:36,557 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 53 transitions. [2024-11-07 20:44:36,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 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 20:44:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2024-11-07 20:44:36,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-07 20:44:36,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:36,558 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:36,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 20:44:36,559 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:36,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:36,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1806819342, now seen corresponding path program 1 times [2024-11-07 20:44:36,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:36,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022584033] [2024-11-07 20:44:36,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:36,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:44:36,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [372831564] [2024-11-07 20:44:36,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:36,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:36,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:36,578 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:36,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 20:44:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:36,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:44:36,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:36,662 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 20:44:36,662 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:44:36,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:36,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022584033] [2024-11-07 20:44:36,663 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:44:36,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372831564] [2024-11-07 20:44:36,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372831564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:36,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:36,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 20:44:36,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730106489] [2024-11-07 20:44:36,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:36,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 20:44:36,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:36,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 20:44:36,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:44:36,665 INFO L87 Difference]: Start difference. First operand 53 states and 53 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 20:44:36,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:36,751 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2024-11-07 20:44:36,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 20:44:36,753 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 7 [2024-11-07 20:44:36,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:36,754 INFO L225 Difference]: With dead ends: 86 [2024-11-07 20:44:36,754 INFO L226 Difference]: Without dead ends: 82 [2024-11-07 20:44:36,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 20:44:36,755 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 25 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:36,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 54 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:36,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-07 20:44:36,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 70. [2024-11-07 20:44:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 47 states have (on average 1.6170212765957446) internal successors, (76), 66 states have internal predecessors, (76), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:36,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 80 transitions. [2024-11-07 20:44:36,770 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 80 transitions. Word has length 7 [2024-11-07 20:44:36,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:36,771 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 80 transitions. [2024-11-07 20:44:36,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 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 20:44:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2024-11-07 20:44:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-07 20:44:36,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:36,773 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:36,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-07 20:44:36,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:36,977 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:36,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:36,978 INFO L85 PathProgramCache]: Analyzing trace with hash 176824808, now seen corresponding path program 1 times [2024-11-07 20:44:36,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:36,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762316764] [2024-11-07 20:44:36,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:36,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,027 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 20:44:37,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:37,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762316764] [2024-11-07 20:44:37,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762316764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:37,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:37,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 20:44:37,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685929535] [2024-11-07 20:44:37,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:37,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 20:44:37,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:37,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 20:44:37,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:44:37,029 INFO L87 Difference]: Start difference. First operand 70 states and 80 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 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 20:44:37,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:37,108 INFO L93 Difference]: Finished difference Result 88 states and 95 transitions. [2024-11-07 20:44:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 20:44:37,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 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 8 [2024-11-07 20:44:37,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:37,109 INFO L225 Difference]: With dead ends: 88 [2024-11-07 20:44:37,109 INFO L226 Difference]: Without dead ends: 80 [2024-11-07 20:44:37,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 20:44:37,110 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 22 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:37,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 58 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:37,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-07 20:44:37,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 75. [2024-11-07 20:44:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 52 states have (on average 1.5) internal successors, (78), 71 states have internal predecessors, (78), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 82 transitions. [2024-11-07 20:44:37,117 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 82 transitions. Word has length 8 [2024-11-07 20:44:37,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:37,117 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 82 transitions. [2024-11-07 20:44:37,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 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 20:44:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions. [2024-11-07 20:44:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-07 20:44:37,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:37,118 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:37,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 20:44:37,118 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:37,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:37,119 INFO L85 PathProgramCache]: Analyzing trace with hash -2136961390, now seen corresponding path program 1 times [2024-11-07 20:44:37,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:37,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326560048] [2024-11-07 20:44:37,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,196 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 20:44:37,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:37,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326560048] [2024-11-07 20:44:37,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326560048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:37,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:37,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 20:44:37,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685780978] [2024-11-07 20:44:37,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:37,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:44:37,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:37,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:44:37,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 20:44:37,198 INFO L87 Difference]: Start difference. First operand 75 states and 82 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 20:44:37,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:37,300 INFO L93 Difference]: Finished difference Result 84 states and 87 transitions. [2024-11-07 20:44:37,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:44:37,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 11 [2024-11-07 20:44:37,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:37,301 INFO L225 Difference]: With dead ends: 84 [2024-11-07 20:44:37,301 INFO L226 Difference]: Without dead ends: 72 [2024-11-07 20:44:37,301 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 20:44:37,302 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 38 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:37,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 56 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:37,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-07 20:44:37,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 68. [2024-11-07 20:44:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.488888888888889) internal successors, (67), 64 states have internal predecessors, (67), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 71 transitions. [2024-11-07 20:44:37,315 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 71 transitions. Word has length 11 [2024-11-07 20:44:37,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:37,315 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 71 transitions. [2024-11-07 20:44:37,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 20:44:37,315 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 71 transitions. [2024-11-07 20:44:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-07 20:44:37,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:37,316 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:37,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 20:44:37,316 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:37,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:37,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1997929168, now seen corresponding path program 1 times [2024-11-07 20:44:37,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:37,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067624985] [2024-11-07 20:44:37,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,422 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 20:44:37,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:37,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067624985] [2024-11-07 20:44:37,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067624985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:37,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:37,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 20:44:37,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137764525] [2024-11-07 20:44:37,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:37,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 20:44:37,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:37,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 20:44:37,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:44:37,425 INFO L87 Difference]: Start difference. First operand 68 states and 71 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:37,442 INFO L93 Difference]: Finished difference Result 70 states and 71 transitions. [2024-11-07 20:44:37,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 20:44:37,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2024-11-07 20:44:37,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:37,443 INFO L225 Difference]: With dead ends: 70 [2024-11-07 20:44:37,443 INFO L226 Difference]: Without dead ends: 68 [2024-11-07 20:44:37,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 20:44:37,444 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 1 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:37,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 95 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:44:37,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-07 20:44:37,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-07 20:44:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 64 states have internal predecessors, (65), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 69 transitions. [2024-11-07 20:44:37,450 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 69 transitions. Word has length 20 [2024-11-07 20:44:37,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:37,451 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 69 transitions. [2024-11-07 20:44:37,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,451 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2024-11-07 20:44:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-07 20:44:37,452 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:37,452 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] [2024-11-07 20:44:37,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 20:44:37,452 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:37,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:37,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1289822892, now seen corresponding path program 1 times [2024-11-07 20:44:37,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:37,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601971511] [2024-11-07 20:44:37,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,609 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 20:44:37,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:37,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601971511] [2024-11-07 20:44:37,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601971511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:37,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:37,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 20:44:37,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724270277] [2024-11-07 20:44:37,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:37,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:44:37,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:37,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:44:37,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 20:44:37,612 INFO L87 Difference]: Start difference. First operand 68 states and 69 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:37,707 INFO L93 Difference]: Finished difference Result 71 states and 73 transitions. [2024-11-07 20:44:37,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:44:37,708 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 24 [2024-11-07 20:44:37,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:37,708 INFO L225 Difference]: With dead ends: 71 [2024-11-07 20:44:37,708 INFO L226 Difference]: Without dead ends: 70 [2024-11-07 20:44:37,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 20:44:37,709 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 1 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:37,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 67 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:37,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-07 20:44:37,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 69. [2024-11-07 20:44:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 46 states have (on average 1.434782608695652) internal successors, (66), 65 states have internal predecessors, (66), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 70 transitions. [2024-11-07 20:44:37,714 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 70 transitions. Word has length 24 [2024-11-07 20:44:37,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:37,715 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 70 transitions. [2024-11-07 20:44:37,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2024-11-07 20:44:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-07 20:44:37,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:37,715 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] [2024-11-07 20:44:37,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 20:44:37,716 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:37,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:37,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1329803906, now seen corresponding path program 1 times [2024-11-07 20:44:37,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:37,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244661703] [2024-11-07 20:44:37,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,816 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 20:44:37,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:37,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244661703] [2024-11-07 20:44:37,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244661703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:37,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 20:44:37,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 20:44:37,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638258264] [2024-11-07 20:44:37,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:37,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:44:37,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:37,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:44:37,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 20:44:37,818 INFO L87 Difference]: Start difference. First operand 69 states and 70 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:37,899 INFO L93 Difference]: Finished difference Result 71 states and 72 transitions. [2024-11-07 20:44:37,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:44:37,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-07 20:44:37,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:37,900 INFO L225 Difference]: With dead ends: 71 [2024-11-07 20:44:37,900 INFO L226 Difference]: Without dead ends: 70 [2024-11-07 20:44:37,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 20:44:37,901 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 0 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:37,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 69 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:37,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-07 20:44:37,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-07 20:44:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 47 states have (on average 1.425531914893617) internal successors, (67), 66 states have internal predecessors, (67), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 71 transitions. [2024-11-07 20:44:37,908 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 71 transitions. Word has length 25 [2024-11-07 20:44:37,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:37,909 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 71 transitions. [2024-11-07 20:44:37,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2024-11-07 20:44:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-07 20:44:37,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:37,912 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:37,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 20:44:37,912 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:37,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:37,913 INFO L85 PathProgramCache]: Analyzing trace with hash 590222388, now seen corresponding path program 1 times [2024-11-07 20:44:37,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:37,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712392560] [2024-11-07 20:44:37,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:44:37,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [826599210] [2024-11-07 20:44:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:37,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:37,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:37,935 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:37,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 20:44:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:37,978 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 20:44:37,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:38,029 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:38,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:38,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712392560] [2024-11-07 20:44:38,130 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:44:38,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826599210] [2024-11-07 20:44:38,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826599210] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:38,130 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 20:44:38,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2024-11-07 20:44:38,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098231179] [2024-11-07 20:44:38,131 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:38,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 20:44:38,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:38,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 20:44:38,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 20:44:38,132 INFO L87 Difference]: Start difference. First operand 70 states and 71 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:38,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:38,303 INFO L93 Difference]: Finished difference Result 136 states and 167 transitions. [2024-11-07 20:44:38,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:44:38,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 28 [2024-11-07 20:44:38,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:38,306 INFO L225 Difference]: With dead ends: 136 [2024-11-07 20:44:38,306 INFO L226 Difference]: Without dead ends: 132 [2024-11-07 20:44:38,306 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-07 20:44:38,307 INFO L432 NwaCegarLoop]: 33 mSDtfsCounter, 116 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:38,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 93 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:38,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-07 20:44:38,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 104. [2024-11-07 20:44:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 82 states have (on average 1.475609756097561) internal successors, (121), 98 states have internal predecessors, (121), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:44:38,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 129 transitions. [2024-11-07 20:44:38,332 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 129 transitions. Word has length 28 [2024-11-07 20:44:38,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:38,332 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 129 transitions. [2024-11-07 20:44:38,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 129 transitions. [2024-11-07 20:44:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-07 20:44:38,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:38,333 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:44:38,351 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 20:44:38,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:38,533 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:38,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:38,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1117024898, now seen corresponding path program 1 times [2024-11-07 20:44:38,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:38,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438559612] [2024-11-07 20:44:38,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:38,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:38,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:38,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:38,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:38,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438559612] [2024-11-07 20:44:38,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438559612] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:38,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306296169] [2024-11-07 20:44:38,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:38,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:38,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:38,646 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:38,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 20:44:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:38,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 20:44:38,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:38,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:38,819 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:38,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306296169] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:38,888 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:38,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-11-07 20:44:38,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179103908] [2024-11-07 20:44:38,888 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:38,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 20:44:38,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:38,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 20:44:38,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:44:38,890 INFO L87 Difference]: Start difference. First operand 104 states and 129 transitions. Second operand has 10 states, 9 states have (on average 7.222222222222222) internal successors, (65), 10 states have internal predecessors, (65), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:44:39,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:39,027 INFO L93 Difference]: Finished difference Result 104 states and 129 transitions. [2024-11-07 20:44:39,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:44:39,028 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.222222222222222) internal successors, (65), 10 states have internal predecessors, (65), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 29 [2024-11-07 20:44:39,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:39,028 INFO L225 Difference]: With dead ends: 104 [2024-11-07 20:44:39,028 INFO L226 Difference]: Without dead ends: 101 [2024-11-07 20:44:39,029 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-11-07 20:44:39,029 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 66 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:39,029 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 76 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:39,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-07 20:44:39,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-07 20:44:39,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 82 states have (on average 1.3902439024390243) internal successors, (114), 95 states have internal predecessors, (114), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:44:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 122 transitions. [2024-11-07 20:44:39,043 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 122 transitions. Word has length 29 [2024-11-07 20:44:39,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:39,044 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 122 transitions. [2024-11-07 20:44:39,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.222222222222222) internal successors, (65), 10 states have internal predecessors, (65), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:44:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 122 transitions. [2024-11-07 20:44:39,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-07 20:44:39,044 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:39,044 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] [2024-11-07 20:44:39,061 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-07 20:44:39,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:39,245 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:39,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:39,245 INFO L85 PathProgramCache]: Analyzing trace with hash 268033526, now seen corresponding path program 1 times [2024-11-07 20:44:39,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:39,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933347235] [2024-11-07 20:44:39,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:39,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:39,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:39,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:39,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933347235] [2024-11-07 20:44:39,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933347235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:39,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362562294] [2024-11-07 20:44:39,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:39,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:39,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:39,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:39,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-07 20:44:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:39,393 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-07 20:44:39,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:39,481 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:39,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362562294] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:39,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:39,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2024-11-07 20:44:39,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462367656] [2024-11-07 20:44:39,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:39,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 20:44:39,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:39,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 20:44:39,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:44:39,545 INFO L87 Difference]: Start difference. First operand 101 states and 122 transitions. Second operand has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:44:39,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:39,700 INFO L93 Difference]: Finished difference Result 113 states and 134 transitions. [2024-11-07 20:44:39,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 20:44:39,700 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2024-11-07 20:44:39,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:39,701 INFO L225 Difference]: With dead ends: 113 [2024-11-07 20:44:39,701 INFO L226 Difference]: Without dead ends: 106 [2024-11-07 20:44:39,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=72, Unknown=0, NotChecked=0, Total=132 [2024-11-07 20:44:39,702 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 73 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:39,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 88 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:39,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-07 20:44:39,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 96. [2024-11-07 20:44:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 90 states have internal predecessors, (102), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:44:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2024-11-07 20:44:39,715 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 30 [2024-11-07 20:44:39,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:39,715 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2024-11-07 20:44:39,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 7.444444444444445) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-07 20:44:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2024-11-07 20:44:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-07 20:44:39,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:39,716 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] [2024-11-07 20:44:39,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-07 20:44:39,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-07 20:44:39,923 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:39,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:39,923 INFO L85 PathProgramCache]: Analyzing trace with hash -117817416, now seen corresponding path program 1 times [2024-11-07 20:44:39,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:39,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123962266] [2024-11-07 20:44:39,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:39,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,020 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:40,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:40,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123962266] [2024-11-07 20:44:40,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123962266] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:40,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180040355] [2024-11-07 20:44:40,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:40,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:40,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:40,023 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:40,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-07 20:44:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 20:44:40,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 20:44:40,209 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:44:40,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180040355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:40,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:44:40,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-07 20:44:40,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163671251] [2024-11-07 20:44:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:40,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 20:44:40,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:40,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 20:44:40,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:44:40,212 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:40,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:40,281 INFO L93 Difference]: Finished difference Result 96 states and 110 transitions. [2024-11-07 20:44:40,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:44:40,282 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2024-11-07 20:44:40,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:40,282 INFO L225 Difference]: With dead ends: 96 [2024-11-07 20:44:40,282 INFO L226 Difference]: Without dead ends: 84 [2024-11-07 20:44:40,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-07 20:44:40,283 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 27 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:40,283 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 42 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:40,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-07 20:44:40,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-07 20:44:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 74 states have (on average 1.135135135135135) internal successors, (84), 78 states have internal predecessors, (84), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:44:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2024-11-07 20:44:40,292 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 32 [2024-11-07 20:44:40,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:40,292 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2024-11-07 20:44:40,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-07 20:44:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2024-11-07 20:44:40,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-07 20:44:40,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:40,294 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 20:44:40,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-07 20:44:40,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-07 20:44:40,495 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:40,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:40,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1559901290, now seen corresponding path program 1 times [2024-11-07 20:44:40,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:40,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078618367] [2024-11-07 20:44:40,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:40,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 20:44:40,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:40,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078618367] [2024-11-07 20:44:40,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078618367] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:40,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457823118] [2024-11-07 20:44:40,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:40,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:40,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:40,568 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:40,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-07 20:44:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,609 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:44:40,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:40,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 20:44:40,653 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:44:40,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457823118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:40,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:44:40,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-07 20:44:40,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095757529] [2024-11-07 20:44:40,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:40,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 20:44:40,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:40,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 20:44:40,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 20:44:40,655 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:40,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:40,674 INFO L93 Difference]: Finished difference Result 84 states and 92 transitions. [2024-11-07 20:44:40,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 20:44:40,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2024-11-07 20:44:40,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:40,675 INFO L225 Difference]: With dead ends: 84 [2024-11-07 20:44:40,675 INFO L226 Difference]: Without dead ends: 83 [2024-11-07 20:44:40,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 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 20:44:40,676 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 4 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:40,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 59 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:44:40,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-07 20:44:40,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-07 20:44:40,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 74 states have (on average 1.0945945945945945) internal successors, (81), 77 states have internal predecessors, (81), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-07 20:44:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 89 transitions. [2024-11-07 20:44:40,687 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 89 transitions. Word has length 41 [2024-11-07 20:44:40,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:40,688 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 89 transitions. [2024-11-07 20:44:40,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 11.333333333333334) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2024-11-07 20:44:40,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-07 20:44:40,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:40,689 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-07 20:44:40,705 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-07 20:44:40,889 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-07 20:44:40,889 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:40,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:40,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1112299808, now seen corresponding path program 1 times [2024-11-07 20:44:40,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:40,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383923357] [2024-11-07 20:44:40,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:40,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,947 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 20:44:40,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:40,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383923357] [2024-11-07 20:44:40,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383923357] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:40,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193431482] [2024-11-07 20:44:40,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:40,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:40,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:40,951 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:40,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-07 20:44:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:40,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:44:40,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 20:44:41,045 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:41,107 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 20:44:41,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193431482] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:41,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:41,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-07 20:44:41,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768756187] [2024-11-07 20:44:41,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:41,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:44:41,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:41,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:44:41,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-07 20:44:41,108 INFO L87 Difference]: Start difference. First operand 83 states and 89 transitions. Second operand has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 7 states have internal predecessors, (77), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:44:41,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:41,143 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2024-11-07 20:44:41,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 20:44:41,143 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 7 states have internal predecessors, (77), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 42 [2024-11-07 20:44:41,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:41,144 INFO L225 Difference]: With dead ends: 96 [2024-11-07 20:44:41,144 INFO L226 Difference]: Without dead ends: 95 [2024-11-07 20:44:41,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-07 20:44:41,145 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 6 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:41,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 106 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:44:41,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-07 20:44:41,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2024-11-07 20:44:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 83 states have (on average 1.072289156626506) internal successors, (89), 86 states have internal predecessors, (89), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:44:41,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 99 transitions. [2024-11-07 20:44:41,153 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 99 transitions. Word has length 42 [2024-11-07 20:44:41,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:41,153 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 99 transitions. [2024-11-07 20:44:41,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 7 states have internal predecessors, (77), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-07 20:44:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2024-11-07 20:44:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-07 20:44:41,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:41,157 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1] [2024-11-07 20:44:41,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-07 20:44:41,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:41,357 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:41,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:41,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1019318590, now seen corresponding path program 1 times [2024-11-07 20:44:41,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:41,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89529139] [2024-11-07 20:44:41,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:41,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:41,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:41,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:41,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:44:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:41,544 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:41,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:41,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89529139] [2024-11-07 20:44:41,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89529139] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:41,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388000531] [2024-11-07 20:44:41,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:41,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:41,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:41,547 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:41,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-07 20:44:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:41,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 20:44:41,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:41,817 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:41,818 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:42,005 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:42,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388000531] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:42,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:42,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 19 [2024-11-07 20:44:42,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17969429] [2024-11-07 20:44:42,007 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:42,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-07 20:44:42,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:42,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-07 20:44:42,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=236, Unknown=0, NotChecked=0, Total=380 [2024-11-07 20:44:42,010 INFO L87 Difference]: Start difference. First operand 93 states and 99 transitions. Second operand has 20 states, 19 states have (on average 8.052631578947368) internal successors, (153), 20 states have internal predecessors, (153), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 20:44:42,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:42,244 INFO L93 Difference]: Finished difference Result 134 states and 148 transitions. [2024-11-07 20:44:42,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-07 20:44:42,244 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 8.052631578947368) internal successors, (153), 20 states have internal predecessors, (153), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 67 [2024-11-07 20:44:42,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:42,246 INFO L225 Difference]: With dead ends: 134 [2024-11-07 20:44:42,246 INFO L226 Difference]: Without dead ends: 133 [2024-11-07 20:44:42,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=248, Invalid=402, Unknown=0, NotChecked=0, Total=650 [2024-11-07 20:44:42,247 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 8 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:42,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 86 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:42,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2024-11-07 20:44:42,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 131. [2024-11-07 20:44:42,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 119 states have (on average 1.0924369747899159) internal successors, (130), 122 states have internal predecessors, (130), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-07 20:44:42,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 144 transitions. [2024-11-07 20:44:42,254 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 144 transitions. Word has length 67 [2024-11-07 20:44:42,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:42,255 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 144 transitions. [2024-11-07 20:44:42,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 8.052631578947368) internal successors, (153), 20 states have internal predecessors, (153), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 20:44:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 144 transitions. [2024-11-07 20:44:42,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-07 20:44:42,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:42,256 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2024-11-07 20:44:42,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-07 20:44:42,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:42,461 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:42,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:42,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1863938614, now seen corresponding path program 2 times [2024-11-07 20:44:42,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:42,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352157363] [2024-11-07 20:44:42,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:42,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:42,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:42,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:42,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:44:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:42,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:42,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352157363] [2024-11-07 20:44:42,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352157363] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:42,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1024759066] [2024-11-07 20:44:42,619 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:44:42,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:42,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:42,621 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:42,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-07 20:44:42,667 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 20:44:42,668 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:44:42,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-07 20:44:42,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:42,905 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:43,086 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 20:44:43,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1024759066] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:43,086 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:43,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2024-11-07 20:44:43,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225372606] [2024-11-07 20:44:43,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:43,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-07 20:44:43,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:43,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-07 20:44:43,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=297, Unknown=0, NotChecked=0, Total=462 [2024-11-07 20:44:43,088 INFO L87 Difference]: Start difference. First operand 131 states and 144 transitions. Second operand has 22 states, 21 states have (on average 7.761904761904762) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 20:44:43,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:43,393 INFO L93 Difference]: Finished difference Result 140 states and 151 transitions. [2024-11-07 20:44:43,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-07 20:44:43,393 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 7.761904761904762) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 72 [2024-11-07 20:44:43,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:43,394 INFO L225 Difference]: With dead ends: 140 [2024-11-07 20:44:43,394 INFO L226 Difference]: Without dead ends: 139 [2024-11-07 20:44:43,395 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=549, Unknown=0, NotChecked=0, Total=870 [2024-11-07 20:44:43,395 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 69 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:43,396 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 120 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:44:43,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-07 20:44:43,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 136. [2024-11-07 20:44:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 124 states have (on average 1.0725806451612903) internal successors, (133), 127 states have internal predecessors, (133), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-11-07 20:44:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 147 transitions. [2024-11-07 20:44:43,406 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 147 transitions. Word has length 72 [2024-11-07 20:44:43,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:43,406 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 147 transitions. [2024-11-07 20:44:43,406 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 7.761904761904762) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-07 20:44:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2024-11-07 20:44:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-07 20:44:43,408 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:43,408 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2024-11-07 20:44:43,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-07 20:44:43,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:43,609 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:43,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:43,609 INFO L85 PathProgramCache]: Analyzing trace with hash 31037326, now seen corresponding path program 2 times [2024-11-07 20:44:43,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:43,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359081737] [2024-11-07 20:44:43,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:43,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-07 20:44:43,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1380335693] [2024-11-07 20:44:43,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:44:43,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:43,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:43,630 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:43,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-07 20:44:43,690 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 20:44:43,690 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:44:43,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 20:44:43,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-07 20:44:43,812 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-07 20:44:44,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:44,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359081737] [2024-11-07 20:44:44,029 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-07 20:44:44,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380335693] [2024-11-07 20:44:44,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380335693] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:44,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 20:44:44,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-07 20:44:44,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526932372] [2024-11-07 20:44:44,029 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:44,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 20:44:44,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:44,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 20:44:44,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-07 20:44:44,031 INFO L87 Difference]: Start difference. First operand 136 states and 147 transitions. Second operand has 12 states, 11 states have (on average 12.909090909090908) internal successors, (142), 12 states have internal predecessors, (142), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 20:44:44,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:44,344 INFO L93 Difference]: Finished difference Result 193 states and 210 transitions. [2024-11-07 20:44:44,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 20:44:44,345 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.909090909090908) internal successors, (142), 12 states have internal predecessors, (142), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 91 [2024-11-07 20:44:44,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:44,346 INFO L225 Difference]: With dead ends: 193 [2024-11-07 20:44:44,346 INFO L226 Difference]: Without dead ends: 192 [2024-11-07 20:44:44,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2024-11-07 20:44:44,347 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 91 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:44,347 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 272 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 20:44:44,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-07 20:44:44,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 185. [2024-11-07 20:44:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 170 states have (on average 1.0823529411764705) internal successors, (184), 173 states have internal predecessors, (184), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:44:44,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 204 transitions. [2024-11-07 20:44:44,356 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 204 transitions. Word has length 91 [2024-11-07 20:44:44,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:44,356 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 204 transitions. [2024-11-07 20:44:44,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.909090909090908) internal successors, (142), 12 states have internal predecessors, (142), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-07 20:44:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 204 transitions. [2024-11-07 20:44:44,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-07 20:44:44,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:44,357 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2024-11-07 20:44:44,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-07 20:44:44,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-07 20:44:44,562 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:44,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:44,562 INFO L85 PathProgramCache]: Analyzing trace with hash 2017064698, now seen corresponding path program 2 times [2024-11-07 20:44:44,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:44,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395518134] [2024-11-07 20:44:44,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:44,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:44:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 20:44:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-07 20:44:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-07 20:44:44,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:44,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395518134] [2024-11-07 20:44:44,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395518134] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:44,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303814726] [2024-11-07 20:44:44,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:44:44,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:44,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:44,670 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:44,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-07 20:44:44,713 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-07 20:44:44,713 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:44:44,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 20:44:44,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:44,797 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-07 20:44:44,798 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:44:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-07 20:44:44,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303814726] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 20:44:44,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 20:44:44,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-07 20:44:44,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921839851] [2024-11-07 20:44:44,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 20:44:44,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 20:44:44,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:44,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 20:44:44,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 20:44:44,929 INFO L87 Difference]: Start difference. First operand 185 states and 204 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:44,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:44,955 INFO L93 Difference]: Finished difference Result 185 states and 204 transitions. [2024-11-07 20:44:44,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 20:44:44,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 105 [2024-11-07 20:44:44,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:44,957 INFO L225 Difference]: With dead ends: 185 [2024-11-07 20:44:44,957 INFO L226 Difference]: Without dead ends: 184 [2024-11-07 20:44:44,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-07 20:44:44,958 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 31 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:44,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 58 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 20:44:44,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-07 20:44:44,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-11-07 20:44:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 170 states have (on average 1.0470588235294118) internal successors, (178), 172 states have internal predecessors, (178), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:44:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 198 transitions. [2024-11-07 20:44:44,968 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 198 transitions. Word has length 105 [2024-11-07 20:44:44,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:44,969 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 198 transitions. [2024-11-07 20:44:44,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 198 transitions. [2024-11-07 20:44:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-07 20:44:44,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:44,970 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 1, 1, 1, 1, 1] [2024-11-07 20:44:44,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-07 20:44:45,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-07 20:44:45,172 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:45,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:45,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1762326338, now seen corresponding path program 2 times [2024-11-07 20:44:45,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:45,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755963739] [2024-11-07 20:44:45,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:45,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:44:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 20:44:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-07 20:44:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 20:44:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 20:44:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 357 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 20:44:45,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:45,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755963739] [2024-11-07 20:44:45,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755963739] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:45,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654444431] [2024-11-07 20:44:45,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 20:44:45,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:45,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:45,562 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:45,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-07 20:44:45,608 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-07 20:44:45,608 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:44:45,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 20:44:45,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:44:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-11-07 20:44:45,798 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:44:45,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654444431] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:44:45,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:44:45,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 20 [2024-11-07 20:44:45,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344804666] [2024-11-07 20:44:45,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:44:45,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 20:44:45,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:44:45,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 20:44:45,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2024-11-07 20:44:45,800 INFO L87 Difference]: Start difference. First operand 184 states and 198 transitions. Second operand has 7 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:45,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:44:45,885 INFO L93 Difference]: Finished difference Result 186 states and 200 transitions. [2024-11-07 20:44:45,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 20:44:45,887 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 151 [2024-11-07 20:44:45,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:44:45,888 INFO L225 Difference]: With dead ends: 186 [2024-11-07 20:44:45,888 INFO L226 Difference]: Without dead ends: 185 [2024-11-07 20:44:45,889 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2024-11-07 20:44:45,889 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 23 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:44:45,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 41 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:44:45,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-07 20:44:45,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 183. [2024-11-07 20:44:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 170 states have (on average 1.0235294117647058) internal successors, (174), 171 states have internal predecessors, (174), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:44:45,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 194 transitions. [2024-11-07 20:44:45,909 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 194 transitions. Word has length 151 [2024-11-07 20:44:45,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:44:45,910 INFO L471 AbstractCegarLoop]: Abstraction has 183 states and 194 transitions. [2024-11-07 20:44:45,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-07 20:44:45,910 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 194 transitions. [2024-11-07 20:44:45,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-07 20:44:45,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:44:45,911 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1] [2024-11-07 20:44:45,927 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-07 20:44:46,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-07 20:44:46,112 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:44:46,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:44:46,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1743039158, now seen corresponding path program 3 times [2024-11-07 20:44:46,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:44:46,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621381923] [2024-11-07 20:44:46,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:44:46,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:44:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:44:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:44:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:44:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 20:44:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-07 20:44:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 20:44:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 20:44:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:44:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 20:44:46,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:44:46,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621381923] [2024-11-07 20:44:46,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621381923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:44:46,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162984753] [2024-11-07 20:44:46,541 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-07 20:44:46,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:44:46,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:44:46,544 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:44:46,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-07 20:44:46,591 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-07 20:44:46,591 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:44:46,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 20:44:46,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:45:09,350 WARN L873 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (= (mod (+ |ULTIMATE.start_main_~y~0#1| .cse0) 2) 0) (<= .cse0 (+ 9223372036854775806 (* 2 |ULTIMATE.start_main_~y~0#1|))) (<= .cse0 9223372036854775807) (<= |c_ULTIMATE.start_main_~x~0#1| (+ |ULTIMATE.start_main_~y~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~y~0#1|) .cse0) 2)))))) is different from true [2024-11-07 20:45:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 2 not checked. [2024-11-07 20:45:13,378 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 20:45:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-07 20:45:25,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162984753] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 20:45:25,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-07 20:45:25,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [16, 8] total 28 [2024-11-07 20:45:25,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878438959] [2024-11-07 20:45:25,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:45:25,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 20:45:25,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:45:25,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 20:45:25,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=605, Unknown=2, NotChecked=52, Total=812 [2024-11-07 20:45:25,685 INFO L87 Difference]: Start difference. First operand 183 states and 194 transitions. Second operand has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 20:45:25,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:45:25,865 INFO L93 Difference]: Finished difference Result 183 states and 194 transitions. [2024-11-07 20:45:25,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 20:45:25,866 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 156 [2024-11-07 20:45:25,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:45:25,867 INFO L225 Difference]: With dead ends: 183 [2024-11-07 20:45:25,867 INFO L226 Difference]: Without dead ends: 182 [2024-11-07 20:45:25,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 19.0s TimeCoverageRelationStatistics Valid=184, Invalid=748, Unknown=2, NotChecked=58, Total=992 [2024-11-07 20:45:25,868 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 64 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:45:25,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 48 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:45:25,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-07 20:45:25,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2024-11-07 20:45:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 170 states have (on average 1.0058823529411764) internal successors, (171), 170 states have internal predecessors, (171), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:45:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 191 transitions. [2024-11-07 20:45:25,881 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 191 transitions. Word has length 156 [2024-11-07 20:45:25,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:45:25,881 INFO L471 AbstractCegarLoop]: Abstraction has 182 states and 191 transitions. [2024-11-07 20:45:25,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 8 states have internal predecessors, (38), 1 states have call successors, (1), 1 states have call predecessors, (1), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-07 20:45:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 191 transitions. [2024-11-07 20:45:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-07 20:45:25,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 20:45:25,883 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1] [2024-11-07 20:45:25,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-07 20:45:26,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:45:26,088 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 19 more)] === [2024-11-07 20:45:26,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 20:45:26,088 INFO L85 PathProgramCache]: Analyzing trace with hash 32899790, now seen corresponding path program 3 times [2024-11-07 20:45:26,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 20:45:26,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916533652] [2024-11-07 20:45:26,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 20:45:26,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 20:45:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 20:45:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 20:45:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 20:45:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 20:45:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-07 20:45:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 20:45:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 20:45:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-07 20:45:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 20:45:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-07 20:45:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 20:45:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 680 proven. 115 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-07 20:45:26,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 20:45:26,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916533652] [2024-11-07 20:45:26,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916533652] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 20:45:26,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687526220] [2024-11-07 20:45:26,697 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-07 20:45:26,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:45:26,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 20:45:26,699 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 20:45:26,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-07 20:45:26,825 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-11-07 20:45:26,825 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 20:45:26,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-07 20:45:26,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 20:45:27,796 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 795 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-07 20:45:27,796 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 20:45:27,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687526220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 20:45:27,797 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 20:45:27,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14] total 25 [2024-11-07 20:45:27,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050417873] [2024-11-07 20:45:27,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 20:45:27,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-07 20:45:27,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 20:45:27,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-07 20:45:27,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=369, Unknown=0, NotChecked=0, Total=600 [2024-11-07 20:45:27,798 INFO L87 Difference]: Start difference. First operand 182 states and 191 transitions. Second operand has 14 states, 14 states have (on average 12.142857142857142) internal successors, (170), 14 states have internal predecessors, (170), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:45:27,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 20:45:27,866 INFO L93 Difference]: Finished difference Result 186 states and 194 transitions. [2024-11-07 20:45:27,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 20:45:27,867 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 12.142857142857142) internal successors, (170), 14 states have internal predecessors, (170), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 217 [2024-11-07 20:45:27,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 20:45:27,868 INFO L225 Difference]: With dead ends: 186 [2024-11-07 20:45:27,868 INFO L226 Difference]: Without dead ends: 0 [2024-11-07 20:45:27,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=369, Unknown=0, NotChecked=0, Total=600 [2024-11-07 20:45:27,869 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 20:45:27,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 20:45:27,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-07 20:45:27,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-07 20:45:27,874 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 20:45:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-07 20:45:27,874 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 217 [2024-11-07 20:45:27,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 20:45:27,874 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-07 20:45:27,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 12.142857142857142) internal successors, (170), 14 states have internal predecessors, (170), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-07 20:45:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-07 20:45:27,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-07 20:45:27,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 22 remaining) [2024-11-07 20:45:27,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 22 remaining) [2024-11-07 20:45:27,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 22 remaining) [2024-11-07 20:45:27,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 22 remaining) [2024-11-07 20:45:27,877 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 22 remaining) [2024-11-07 20:45:27,878 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 22 remaining) [2024-11-07 20:45:27,879 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 22 remaining) [2024-11-07 20:45:27,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-07 20:45:28,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 20:45:28,083 INFO L407 BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 20:45:28,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-07 20:45:28,389 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 20:45:28,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:45:28 BoogieIcfgContainer [2024-11-07 20:45:28,414 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 20:45:28,415 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 20:45:28,415 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 20:45:28,415 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 20:45:28,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:36" (3/4) ... [2024-11-07 20:45:28,418 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 20:45:28,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-07 20:45:28,427 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-07 20:45:28,428 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-07 20:45:28,428 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 20:45:28,428 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 20:45:28,505 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 20:45:28,505 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 20:45:28,505 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 20:45:28,506 INFO L158 Benchmark]: Toolchain (without parser) took 52819.35ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 77.2MB in the beginning and 79.6MB in the end (delta: -2.4MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-07 20:45:28,506 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 20:45:28,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.41ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 66.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 20:45:28,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.05ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 65.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 20:45:28,508 INFO L158 Benchmark]: Boogie Preprocessor took 20.83ms. Allocated memory is still 100.7MB. Free memory was 65.2MB in the beginning and 64.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 20:45:28,508 INFO L158 Benchmark]: RCFGBuilder took 288.00ms. Allocated memory is still 100.7MB. Free memory was 64.0MB in the beginning and 51.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 20:45:28,509 INFO L158 Benchmark]: TraceAbstraction took 52182.47ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 50.8MB in the beginning and 84.8MB in the end (delta: -34.0MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-07 20:45:28,509 INFO L158 Benchmark]: Witness Printer took 90.62ms. Allocated memory is still 151.0MB. Free memory was 84.8MB in the beginning and 79.6MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 20:45:28,510 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.41ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 66.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.05ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 65.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.83ms. Allocated memory is still 100.7MB. Free memory was 65.2MB in the beginning and 64.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 288.00ms. Allocated memory is still 100.7MB. Free memory was 64.0MB in the beginning and 51.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 52182.47ms. Allocated memory was 100.7MB in the beginning and 151.0MB in the end (delta: 50.3MB). Free memory was 50.8MB in the beginning and 84.8MB in the end (delta: -34.0MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 90.62ms. Allocated memory is still 151.0MB. Free memory was 84.8MB in the beginning and 79.6MB in the end (delta: 5.2MB). 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: 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 2 procedures, 62 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 51.8s, OverallIterations: 20, TraceHistogramMax: 11, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 676 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 665 mSDsluCounter, 1921 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1255 mSDsCounter, 99 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1828 IncrementalHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99 mSolverCounterUnsat, 666 mSDtfsCounter, 1828 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1880 GetRequests, 1686 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 20.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=185occurred in iteration=16, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 76 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 45.0s InterpolantComputationTime, 2230 NumberOfCodeBlocks, 1894 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 2684 ConstructedInterpolants, 4 QuantifiedInterpolants, 12402 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1440 ConjunctsInSsa, 96 ConjunctsInUnsatCore, 40 InterpolantComputations, 12 PerfectInterpolantSequences, 4111/5671 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 22 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (((((((((((((0 <= k) && (c <= 9223372036854775806)) && (((__int128) x + y) <= 4611686018427387902)) && (1 <= y)) && (y <= x)) && (k <= 5)) && ((((__int128) y * 8) + ((__int128) y * y)) <= 9223372036854775791)) && (5 <= c)) || (((((((0 <= k) && (2 <= x)) && (2 <= c)) && (2 == y)) && (x <= 3)) && (k <= 5)) && (c <= 9223372036854775805))) || (((((0 <= k) && (c == 1)) && (x == 1)) && (k <= 5)) && (y == 1))) || (((((0 <= k) && (c == 0)) && (y == 0)) && (k <= 5)) && (x == 0))) || (((((((0 <= k) && (y == 4)) && (c <= 9223372036854775806)) && (k <= 5)) && (x <= 4611686018427387892)) && (4 <= c)) && (4 <= x))) || (((((((0 <= k) && (c <= 9223372036854775806)) && (3 == y)) && (k <= 5)) && (3 <= c)) && (x <= 6)) && (3 <= x))) - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) RESULT: Ultimate proved your program to be correct! [2024-11-07 20:45:28,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE