./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX --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 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:24:53,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:24:53,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-08 18:24:53,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:24:53,367 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:24:53,415 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:24:53,416 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:24:53,417 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:24:53,418 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:24:53,420 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:24:53,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:24:53,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:24:53,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:24:53,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:24:53,423 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:24:53,426 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:24:53,427 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:24:53,427 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:24:53,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:24:53,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:24:53,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:24:53,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:24:53,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:24:53,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:24:53,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:24:53,438 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 18:24:53,438 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:24:53,438 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:24:53,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:24:53,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:24:53,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:24:53,440 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:24:53,440 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:24:53,442 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:24:53,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:53,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:24:53,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:24:53,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:24:53,443 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:24:53,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:24:53,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:24:53,444 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:24:53,444 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:24:53,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:24:53,445 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 [2024-11-08 18:24:53,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:24:53,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:24:53,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:24:53,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:24:53,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:24:53,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c Unable to find full path for "g++" [2024-11-08 18:24:56,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:24:56,672 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:24:56,673 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2024-11-08 18:24:56,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/data/50fb0b617/6770c4e40cbb4c7bb09000a235380b1e/FLAG0706e9698 [2024-11-08 18:24:56,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/data/50fb0b617/6770c4e40cbb4c7bb09000a235380b1e [2024-11-08 18:24:56,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:24:56,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:24:56,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:56,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:24:56,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:24:56,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:56" (1/1) ... [2024-11-08 18:24:56,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7649de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:56, skipping insertion in model container [2024-11-08 18:24:56,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:24:56" (1/1) ... [2024-11-08 18:24:56,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:24:57,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:57,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:24:57,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:24:57,341 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:24:57,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57 WrapperNode [2024-11-08 18:24:57,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:24:57,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:57,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:24:57,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:24:57,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,423 INFO L138 Inliner]: procedures = 23, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 305 [2024-11-08 18:24:57,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:24:57,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:24:57,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:24:57,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:24:57,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,455 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,485 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]. [2024-11-08 18:24:57,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:24:57,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:24:57,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:24:57,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:24:57,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (1/1) ... [2024-11-08 18:24:57,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:24:57,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:24:57,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:24:57,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:24:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:24:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:24:57,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:24:57,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:24:57,757 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:24:57,760 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:24:58,319 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 18:24:58,319 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:24:58,338 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:24:58,338 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:24:58,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:58 BoogieIcfgContainer [2024-11-08 18:24:58,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:24:58,342 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:24:58,342 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:24:58,346 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:24:58,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:24:56" (1/3) ... [2024-11-08 18:24:58,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8d8dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:58, skipping insertion in model container [2024-11-08 18:24:58,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:24:57" (2/3) ... [2024-11-08 18:24:58,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8d8dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:24:58, skipping insertion in model container [2024-11-08 18:24:58,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:58" (3/3) ... [2024-11-08 18:24:58,354 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2024-11-08 18:24:58,382 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:24:58,382 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2024-11-08 18:24:58,461 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:24:58,469 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;@1d4c9356, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:24:58,470 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-11-08 18:24:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 75 states have (on average 1.7466666666666666) internal successors, (131), 89 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 18:24:58,488 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:58,489 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:58,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:24:58,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:58,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1523334527, now seen corresponding path program 1 times [2024-11-08 18:24:58,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:58,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165978799] [2024-11-08 18:24:58,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:58,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:24:58,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:58,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165978799] [2024-11-08 18:24:58,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165978799] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:58,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:58,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-08 18:24:58,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722578878] [2024-11-08 18:24:58,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:58,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:24:58,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:58,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:24:58,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:24:58,884 INFO L87 Difference]: Start difference. First operand has 90 states, 75 states have (on average 1.7466666666666666) internal successors, (131), 89 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:58,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:58,910 INFO L93 Difference]: Finished difference Result 93 states and 133 transitions. [2024-11-08 18:24:58,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:24:58,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2024-11-08 18:24:58,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:58,924 INFO L225 Difference]: With dead ends: 93 [2024-11-08 18:24:58,924 INFO L226 Difference]: Without dead ends: 84 [2024-11-08 18:24:58,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:24:58,931 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:58,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:58,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-08 18:24:58,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-08 18:24:58,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 72 states have (on average 1.5) internal successors, (108), 83 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:58,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 108 transitions. [2024-11-08 18:24:58,991 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 108 transitions. Word has length 23 [2024-11-08 18:24:58,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:58,991 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 108 transitions. [2024-11-08 18:24:58,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 108 transitions. [2024-11-08 18:24:58,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 18:24:58,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:58,995 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:58,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:24:58,996 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:24:58,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:58,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1695954455, now seen corresponding path program 1 times [2024-11-08 18:24:58,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:58,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904511214] [2024-11-08 18:24:58,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:59,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:24:59,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:59,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904511214] [2024-11-08 18:24:59,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904511214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:59,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:59,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:24:59,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378511282] [2024-11-08 18:24:59,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:59,246 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:59,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:59,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:59,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:59,250 INFO L87 Difference]: Start difference. First operand 84 states and 108 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:59,313 INFO L93 Difference]: Finished difference Result 206 states and 273 transitions. [2024-11-08 18:24:59,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:59,317 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2024-11-08 18:24:59,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:59,319 INFO L225 Difference]: With dead ends: 206 [2024-11-08 18:24:59,319 INFO L226 Difference]: Without dead ends: 141 [2024-11-08 18:24:59,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:59,325 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 74 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:59,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 248 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:59,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-08 18:24:59,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 129. [2024-11-08 18:24:59,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 117 states have (on average 1.564102564102564) internal successors, (183), 128 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 183 transitions. [2024-11-08 18:24:59,349 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 183 transitions. Word has length 34 [2024-11-08 18:24:59,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:59,350 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 183 transitions. [2024-11-08 18:24:59,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,350 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 183 transitions. [2024-11-08 18:24:59,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 18:24:59,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:59,352 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:59,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:24:59,353 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:24:59,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:59,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1943407502, now seen corresponding path program 1 times [2024-11-08 18:24:59,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:59,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206115391] [2024-11-08 18:24:59,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:59,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:24:59,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:59,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206115391] [2024-11-08 18:24:59,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206115391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:59,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:59,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:24:59,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728021609] [2024-11-08 18:24:59,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:59,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:24:59,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:59,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:24:59,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:59,585 INFO L87 Difference]: Start difference. First operand 129 states and 183 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:24:59,629 INFO L93 Difference]: Finished difference Result 333 states and 485 transitions. [2024-11-08 18:24:59,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:24:59,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-08 18:24:59,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:24:59,633 INFO L225 Difference]: With dead ends: 333 [2024-11-08 18:24:59,633 INFO L226 Difference]: Without dead ends: 223 [2024-11-08 18:24:59,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:24:59,636 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 69 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:24:59,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 244 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:24:59,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-08 18:24:59,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 211. [2024-11-08 18:24:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 199 states have (on average 1.6030150753768844) internal successors, (319), 210 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 319 transitions. [2024-11-08 18:24:59,701 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 319 transitions. Word has length 35 [2024-11-08 18:24:59,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:24:59,702 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 319 transitions. [2024-11-08 18:24:59,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:24:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 319 transitions. [2024-11-08 18:24:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 18:24:59,704 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:24:59,704 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:24:59,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:24:59,705 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:24:59,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:24:59,707 INFO L85 PathProgramCache]: Analyzing trace with hash -2103371824, now seen corresponding path program 1 times [2024-11-08 18:24:59,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:24:59,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048395359] [2024-11-08 18:24:59,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:24:59,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:24:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:24:59,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:24:59,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:24:59,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048395359] [2024-11-08 18:24:59,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048395359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:24:59,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:24:59,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:24:59,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191111317] [2024-11-08 18:24:59,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:24:59,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:24:59,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:24:59,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:24:59,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:24:59,917 INFO L87 Difference]: Start difference. First operand 211 states and 319 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:00,146 INFO L93 Difference]: Finished difference Result 400 states and 619 transitions. [2024-11-08 18:25:00,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:00,147 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2024-11-08 18:25:00,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:00,150 INFO L225 Difference]: With dead ends: 400 [2024-11-08 18:25:00,151 INFO L226 Difference]: Without dead ends: 397 [2024-11-08 18:25:00,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:00,153 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 252 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:00,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 142 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:00,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-11-08 18:25:00,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 391. [2024-11-08 18:25:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 379 states have (on average 1.6015831134564644) internal successors, (607), 390 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 607 transitions. [2024-11-08 18:25:00,201 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 607 transitions. Word has length 36 [2024-11-08 18:25:00,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:00,202 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 607 transitions. [2024-11-08 18:25:00,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 4 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,202 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 607 transitions. [2024-11-08 18:25:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 18:25:00,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:00,208 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:00,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:25:00,208 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:00,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:00,209 INFO L85 PathProgramCache]: Analyzing trace with hash -780016968, now seen corresponding path program 1 times [2024-11-08 18:25:00,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:00,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946566287] [2024-11-08 18:25:00,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:00,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:00,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:00,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:00,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946566287] [2024-11-08 18:25:00,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946566287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:00,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:00,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:00,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702518374] [2024-11-08 18:25:00,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:00,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:00,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:00,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:00,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:00,413 INFO L87 Difference]: Start difference. First operand 391 states and 607 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:00,654 INFO L93 Difference]: Finished difference Result 769 states and 1183 transitions. [2024-11-08 18:25:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:00,655 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2024-11-08 18:25:00,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:00,660 INFO L225 Difference]: With dead ends: 769 [2024-11-08 18:25:00,660 INFO L226 Difference]: Without dead ends: 766 [2024-11-08 18:25:00,662 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:00,667 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 242 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:00,671 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 254 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:00,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2024-11-08 18:25:00,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 571. [2024-11-08 18:25:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 559 states have (on average 1.5796064400715564) internal successors, (883), 570 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 883 transitions. [2024-11-08 18:25:00,709 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 883 transitions. Word has length 37 [2024-11-08 18:25:00,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:00,711 INFO L471 AbstractCegarLoop]: Abstraction has 571 states and 883 transitions. [2024-11-08 18:25:00,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:00,711 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 883 transitions. [2024-11-08 18:25:00,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 18:25:00,713 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:00,713 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:00,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:25:00,714 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:00,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:00,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1589277906, now seen corresponding path program 1 times [2024-11-08 18:25:00,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:00,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347755761] [2024-11-08 18:25:00,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:00,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:00,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:00,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347755761] [2024-11-08 18:25:00,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347755761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:00,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:00,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:00,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518181890] [2024-11-08 18:25:00,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:00,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:00,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:00,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:00,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:00,959 INFO L87 Difference]: Start difference. First operand 571 states and 883 transitions. Second operand has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:01,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:01,292 INFO L93 Difference]: Finished difference Result 946 states and 1471 transitions. [2024-11-08 18:25:01,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:25:01,293 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2024-11-08 18:25:01,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:01,299 INFO L225 Difference]: With dead ends: 946 [2024-11-08 18:25:01,302 INFO L226 Difference]: Without dead ends: 943 [2024-11-08 18:25:01,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:25:01,306 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 493 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:01,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 291 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:25:01,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2024-11-08 18:25:01,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 931. [2024-11-08 18:25:01,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 931 states, 919 states have (on average 1.561479869423286) internal successors, (1435), 930 states have internal predecessors, (1435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 931 states and 1435 transitions. [2024-11-08 18:25:01,354 INFO L78 Accepts]: Start accepts. Automaton has 931 states and 1435 transitions. Word has length 38 [2024-11-08 18:25:01,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:01,354 INFO L471 AbstractCegarLoop]: Abstraction has 931 states and 1435 transitions. [2024-11-08 18:25:01,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.5) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:01,355 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1435 transitions. [2024-11-08 18:25:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 18:25:01,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:01,357 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:01,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:25:01,358 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:01,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:01,359 INFO L85 PathProgramCache]: Analyzing trace with hash 2022974970, now seen corresponding path program 1 times [2024-11-08 18:25:01,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:01,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32098685] [2024-11-08 18:25:01,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:01,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:01,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:01,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32098685] [2024-11-08 18:25:01,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32098685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:01,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:01,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:01,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242360707] [2024-11-08 18:25:01,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:01,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:01,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:01,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:01,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:01,510 INFO L87 Difference]: Start difference. First operand 931 states and 1435 transitions. Second operand has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:01,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:01,946 INFO L93 Difference]: Finished difference Result 2944 states and 4519 transitions. [2024-11-08 18:25:01,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:25:01,947 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2024-11-08 18:25:01,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:01,956 INFO L225 Difference]: With dead ends: 2944 [2024-11-08 18:25:01,957 INFO L226 Difference]: Without dead ends: 2032 [2024-11-08 18:25:01,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:25:01,961 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 446 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:01,962 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [446 Valid, 596 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:25:01,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2024-11-08 18:25:01,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 1471. [2024-11-08 18:25:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1471 states, 1459 states have (on average 1.5099383139136395) internal successors, (2203), 1470 states have internal predecessors, (2203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1471 states and 2203 transitions. [2024-11-08 18:25:02,006 INFO L78 Accepts]: Start accepts. Automaton has 1471 states and 2203 transitions. Word has length 39 [2024-11-08 18:25:02,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:02,007 INFO L471 AbstractCegarLoop]: Abstraction has 1471 states and 2203 transitions. [2024-11-08 18:25:02,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2203 transitions. [2024-11-08 18:25:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 18:25:02,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:02,009 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:02,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:25:02,009 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:02,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:02,010 INFO L85 PathProgramCache]: Analyzing trace with hash 130408946, now seen corresponding path program 1 times [2024-11-08 18:25:02,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:02,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823156266] [2024-11-08 18:25:02,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:02,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:02,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:02,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823156266] [2024-11-08 18:25:02,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823156266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:02,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:02,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:02,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869680905] [2024-11-08 18:25:02,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:02,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:25:02,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:02,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:25:02,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:02,110 INFO L87 Difference]: Start difference. First operand 1471 states and 2203 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:02,157 INFO L93 Difference]: Finished difference Result 4023 states and 6027 transitions. [2024-11-08 18:25:02,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:25:02,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2024-11-08 18:25:02,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:02,168 INFO L225 Difference]: With dead ends: 4023 [2024-11-08 18:25:02,169 INFO L226 Difference]: Without dead ends: 2571 [2024-11-08 18:25:02,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:02,172 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 75 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:02,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 257 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:25:02,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2571 states. [2024-11-08 18:25:02,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2571 to 2559. [2024-11-08 18:25:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2559 states, 2547 states have (on average 1.4962701217118177) internal successors, (3811), 2558 states have internal predecessors, (3811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3811 transitions. [2024-11-08 18:25:02,239 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3811 transitions. Word has length 40 [2024-11-08 18:25:02,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:02,240 INFO L471 AbstractCegarLoop]: Abstraction has 2559 states and 3811 transitions. [2024-11-08 18:25:02,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3811 transitions. [2024-11-08 18:25:02,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 18:25:02,242 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:02,242 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:02,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:25:02,243 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:02,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:02,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1882770870, now seen corresponding path program 1 times [2024-11-08 18:25:02,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:02,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730538870] [2024-11-08 18:25:02,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:02,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:02,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:02,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730538870] [2024-11-08 18:25:02,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730538870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:02,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:02,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:02,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697093937] [2024-11-08 18:25:02,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:02,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:25:02,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:02,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:25:02,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:02,400 INFO L87 Difference]: Start difference. First operand 2559 states and 3811 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:02,470 INFO L93 Difference]: Finished difference Result 5815 states and 8629 transitions. [2024-11-08 18:25:02,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:25:02,471 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2024-11-08 18:25:02,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:02,483 INFO L225 Difference]: With dead ends: 5815 [2024-11-08 18:25:02,484 INFO L226 Difference]: Without dead ends: 3275 [2024-11-08 18:25:02,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:02,490 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 45 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:02,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 186 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:25:02,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2024-11-08 18:25:02,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 3229. [2024-11-08 18:25:02,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.4762200808206403) internal successors, (4749), 3228 states have internal predecessors, (4749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 4749 transitions. [2024-11-08 18:25:02,571 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 4749 transitions. Word has length 62 [2024-11-08 18:25:02,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:02,571 INFO L471 AbstractCegarLoop]: Abstraction has 3229 states and 4749 transitions. [2024-11-08 18:25:02,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 4749 transitions. [2024-11-08 18:25:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-08 18:25:02,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:02,574 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:02,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:25:02,575 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:02,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:02,575 INFO L85 PathProgramCache]: Analyzing trace with hash -572370161, now seen corresponding path program 1 times [2024-11-08 18:25:02,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:02,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832662428] [2024-11-08 18:25:02,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:02,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:25:02,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:02,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832662428] [2024-11-08 18:25:02,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832662428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:02,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:02,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:25:02,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46060137] [2024-11-08 18:25:02,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:02,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:02,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:02,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:02,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:02,970 INFO L87 Difference]: Start difference. First operand 3229 states and 4749 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:03,200 INFO L93 Difference]: Finished difference Result 6443 states and 9477 transitions. [2024-11-08 18:25:03,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:03,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2024-11-08 18:25:03,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:03,213 INFO L225 Difference]: With dead ends: 6443 [2024-11-08 18:25:03,213 INFO L226 Difference]: Without dead ends: 3235 [2024-11-08 18:25:03,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:25:03,218 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 106 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:03,218 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 217 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:03,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3235 states. [2024-11-08 18:25:03,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3235 to 3229. [2024-11-08 18:25:03,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.4662729250854833) internal successors, (4717), 3228 states have internal predecessors, (4717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 4717 transitions. [2024-11-08 18:25:03,299 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 4717 transitions. Word has length 66 [2024-11-08 18:25:03,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:03,300 INFO L471 AbstractCegarLoop]: Abstraction has 3229 states and 4717 transitions. [2024-11-08 18:25:03,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 4717 transitions. [2024-11-08 18:25:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 18:25:03,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:03,302 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:03,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 18:25:03,302 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:03,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:03,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1347932395, now seen corresponding path program 1 times [2024-11-08 18:25:03,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:03,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734773262] [2024-11-08 18:25:03,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:03,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:03,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:03,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734773262] [2024-11-08 18:25:03,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734773262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:03,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:03,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:03,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799451445] [2024-11-08 18:25:03,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:03,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:03,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:03,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:03,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:03,479 INFO L87 Difference]: Start difference. First operand 3229 states and 4717 transitions. Second operand has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:03,642 INFO L93 Difference]: Finished difference Result 4189 states and 6133 transitions. [2024-11-08 18:25:03,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:03,643 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2024-11-08 18:25:03,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:03,658 INFO L225 Difference]: With dead ends: 4189 [2024-11-08 18:25:03,658 INFO L226 Difference]: Without dead ends: 4186 [2024-11-08 18:25:03,660 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 [2024-11-08 18:25:03,661 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 128 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:03,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 277 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:03,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4186 states. [2024-11-08 18:25:03,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4186 to 3277. [2024-11-08 18:25:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3277 states, 3265 states have (on average 1.475344563552833) internal successors, (4817), 3276 states have internal predecessors, (4817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 3277 states and 4817 transitions. [2024-11-08 18:25:03,756 INFO L78 Accepts]: Start accepts. Automaton has 3277 states and 4817 transitions. Word has length 67 [2024-11-08 18:25:03,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:03,757 INFO L471 AbstractCegarLoop]: Abstraction has 3277 states and 4817 transitions. [2024-11-08 18:25:03,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.333333333333332) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 4817 transitions. [2024-11-08 18:25:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 18:25:03,758 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:03,759 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:03,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 18:25:03,759 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:03,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:03,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1163768577, now seen corresponding path program 1 times [2024-11-08 18:25:03,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:03,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644162014] [2024-11-08 18:25:03,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:03,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:03,959 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:03,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:03,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644162014] [2024-11-08 18:25:03,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644162014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:03,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:03,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:03,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448025811] [2024-11-08 18:25:03,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:03,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:03,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:03,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:03,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:03,962 INFO L87 Difference]: Start difference. First operand 3277 states and 4817 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:04,273 INFO L93 Difference]: Finished difference Result 9211 states and 13637 transitions. [2024-11-08 18:25:04,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:04,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2024-11-08 18:25:04,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:04,297 INFO L225 Difference]: With dead ends: 9211 [2024-11-08 18:25:04,298 INFO L226 Difference]: Without dead ends: 5955 [2024-11-08 18:25:04,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:25:04,304 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 305 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:04,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 268 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:04,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5955 states. [2024-11-08 18:25:04,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5955 to 5173. [2024-11-08 18:25:04,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5173 states, 5161 states have (on average 1.4813020732416198) internal successors, (7645), 5172 states have internal predecessors, (7645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 5173 states and 7645 transitions. [2024-11-08 18:25:04,475 INFO L78 Accepts]: Start accepts. Automaton has 5173 states and 7645 transitions. Word has length 68 [2024-11-08 18:25:04,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:04,475 INFO L471 AbstractCegarLoop]: Abstraction has 5173 states and 7645 transitions. [2024-11-08 18:25:04,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,476 INFO L276 IsEmpty]: Start isEmpty. Operand 5173 states and 7645 transitions. [2024-11-08 18:25:04,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 18:25:04,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:04,477 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:04,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 18:25:04,477 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:04,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:04,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1651039598, now seen corresponding path program 1 times [2024-11-08 18:25:04,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:04,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257753745] [2024-11-08 18:25:04,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:04,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:04,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:04,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257753745] [2024-11-08 18:25:04,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257753745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:04,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:04,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:04,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435311639] [2024-11-08 18:25:04,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:04,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:04,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:04,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:04,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:04,625 INFO L87 Difference]: Start difference. First operand 5173 states and 7645 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:04,743 INFO L93 Difference]: Finished difference Result 5176 states and 7645 transitions. [2024-11-08 18:25:04,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:04,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2024-11-08 18:25:04,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:04,771 INFO L225 Difference]: With dead ends: 5176 [2024-11-08 18:25:04,774 INFO L226 Difference]: Without dead ends: 5173 [2024-11-08 18:25:04,776 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 [2024-11-08 18:25:04,777 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 116 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:04,777 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 214 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:04,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2024-11-08 18:25:04,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 5170. [2024-11-08 18:25:04,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5170 states, 5161 states have (on average 1.4534005037783375) internal successors, (7501), 5169 states have internal predecessors, (7501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5170 states to 5170 states and 7501 transitions. [2024-11-08 18:25:04,972 INFO L78 Accepts]: Start accepts. Automaton has 5170 states and 7501 transitions. Word has length 68 [2024-11-08 18:25:04,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:04,972 INFO L471 AbstractCegarLoop]: Abstraction has 5170 states and 7501 transitions. [2024-11-08 18:25:04,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:04,973 INFO L276 IsEmpty]: Start isEmpty. Operand 5170 states and 7501 transitions. [2024-11-08 18:25:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 18:25:04,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:04,977 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:04,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-08 18:25:04,977 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:04,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:04,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1717087379, now seen corresponding path program 1 times [2024-11-08 18:25:04,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:04,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918643237] [2024-11-08 18:25:04,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:04,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:05,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:05,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:05,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918643237] [2024-11-08 18:25:05,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918643237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:05,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:05,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:05,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202163011] [2024-11-08 18:25:05,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:05,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:05,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:05,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:05,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:05,149 INFO L87 Difference]: Start difference. First operand 5170 states and 7501 transitions. Second operand has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:05,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:05,401 INFO L93 Difference]: Finished difference Result 10322 states and 14969 transitions. [2024-11-08 18:25:05,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:05,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-08 18:25:05,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:05,421 INFO L225 Difference]: With dead ends: 10322 [2024-11-08 18:25:05,422 INFO L226 Difference]: Without dead ends: 6073 [2024-11-08 18:25:05,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:25:05,430 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 261 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:05,431 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 380 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:05,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-08 18:25:05,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6070. [2024-11-08 18:25:05,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6070 states, 6061 states have (on average 1.4296320739151955) internal successors, (8665), 6069 states have internal predecessors, (8665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:05,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6070 states to 6070 states and 8665 transitions. [2024-11-08 18:25:05,570 INFO L78 Accepts]: Start accepts. Automaton has 6070 states and 8665 transitions. Word has length 69 [2024-11-08 18:25:05,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:05,571 INFO L471 AbstractCegarLoop]: Abstraction has 6070 states and 8665 transitions. [2024-11-08 18:25:05,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.75) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6070 states and 8665 transitions. [2024-11-08 18:25:05,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 18:25:05,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:05,574 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:05,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 18:25:05,574 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:05,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:05,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1070854285, now seen corresponding path program 1 times [2024-11-08 18:25:05,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:05,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568293161] [2024-11-08 18:25:05,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:05,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 18:25:05,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:05,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568293161] [2024-11-08 18:25:05,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568293161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:05,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:05,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:05,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191669452] [2024-11-08 18:25:05,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:05,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:05,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:05,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:05,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:05,814 INFO L87 Difference]: Start difference. First operand 6070 states and 8665 transitions. Second operand has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:06,057 INFO L93 Difference]: Finished difference Result 11222 states and 16145 transitions. [2024-11-08 18:25:06,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:06,058 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-08 18:25:06,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:06,072 INFO L225 Difference]: With dead ends: 11222 [2024-11-08 18:25:06,072 INFO L226 Difference]: Without dead ends: 6073 [2024-11-08 18:25:06,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:25:06,082 INFO L432 NwaCegarLoop]: 146 mSDtfsCounter, 267 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:06,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 352 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:06,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2024-11-08 18:25:06,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6070. [2024-11-08 18:25:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6070 states, 6061 states have (on average 1.422372545784524) internal successors, (8621), 6069 states have internal predecessors, (8621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6070 states to 6070 states and 8621 transitions. [2024-11-08 18:25:06,211 INFO L78 Accepts]: Start accepts. Automaton has 6070 states and 8621 transitions. Word has length 69 [2024-11-08 18:25:06,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:06,212 INFO L471 AbstractCegarLoop]: Abstraction has 6070 states and 8621 transitions. [2024-11-08 18:25:06,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 15.5) internal successors, (62), 5 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 6070 states and 8621 transitions. [2024-11-08 18:25:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 18:25:06,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:06,214 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:06,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 18:25:06,215 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:06,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:06,215 INFO L85 PathProgramCache]: Analyzing trace with hash 357380150, now seen corresponding path program 1 times [2024-11-08 18:25:06,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:06,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074878442] [2024-11-08 18:25:06,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:06,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:06,373 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:06,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:06,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074878442] [2024-11-08 18:25:06,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074878442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:06,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:06,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:06,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94678997] [2024-11-08 18:25:06,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:06,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:06,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:06,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:06,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:06,379 INFO L87 Difference]: Start difference. First operand 6070 states and 8621 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:06,534 INFO L93 Difference]: Finished difference Result 7975 states and 11453 transitions. [2024-11-08 18:25:06,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:06,535 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2024-11-08 18:25:06,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:06,553 INFO L225 Difference]: With dead ends: 7975 [2024-11-08 18:25:06,553 INFO L226 Difference]: Without dead ends: 7972 [2024-11-08 18:25:06,556 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 [2024-11-08 18:25:06,557 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 117 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:06,558 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 274 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:06,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7972 states. [2024-11-08 18:25:06,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7972 to 7966. [2024-11-08 18:25:06,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7966 states, 7957 states have (on average 1.4212642955887898) internal successors, (11309), 7965 states have internal predecessors, (11309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7966 states to 7966 states and 11309 transitions. [2024-11-08 18:25:06,800 INFO L78 Accepts]: Start accepts. Automaton has 7966 states and 11309 transitions. Word has length 69 [2024-11-08 18:25:06,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:06,801 INFO L471 AbstractCegarLoop]: Abstraction has 7966 states and 11309 transitions. [2024-11-08 18:25:06,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 7966 states and 11309 transitions. [2024-11-08 18:25:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-08 18:25:06,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:06,803 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:06,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-08 18:25:06,805 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:06,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:06,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1806117100, now seen corresponding path program 1 times [2024-11-08 18:25:06,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:06,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551756981] [2024-11-08 18:25:06,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:06,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:07,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:07,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551756981] [2024-11-08 18:25:07,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551756981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:07,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:07,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:07,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525312106] [2024-11-08 18:25:07,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:07,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:07,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:07,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:07,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:07,029 INFO L87 Difference]: Start difference. First operand 7966 states and 11309 transitions. Second operand has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:07,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:07,328 INFO L93 Difference]: Finished difference Result 15074 states and 21881 transitions. [2024-11-08 18:25:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:07,329 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2024-11-08 18:25:07,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:07,354 INFO L225 Difference]: With dead ends: 15074 [2024-11-08 18:25:07,354 INFO L226 Difference]: Without dead ends: 9377 [2024-11-08 18:25:07,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:25:07,364 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 284 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:07,365 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 279 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:07,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9377 states. [2024-11-08 18:25:07,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9377 to 7782. [2024-11-08 18:25:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7782 states, 7773 states have (on average 1.4266049144474462) internal successors, (11089), 7781 states have internal predecessors, (11089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7782 states to 7782 states and 11089 transitions. [2024-11-08 18:25:07,543 INFO L78 Accepts]: Start accepts. Automaton has 7782 states and 11089 transitions. Word has length 70 [2024-11-08 18:25:07,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:07,543 INFO L471 AbstractCegarLoop]: Abstraction has 7782 states and 11089 transitions. [2024-11-08 18:25:07,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.25) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:07,544 INFO L276 IsEmpty]: Start isEmpty. Operand 7782 states and 11089 transitions. [2024-11-08 18:25:07,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 18:25:07,545 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:07,545 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:07,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 18:25:07,546 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:07,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:07,547 INFO L85 PathProgramCache]: Analyzing trace with hash 536801861, now seen corresponding path program 1 times [2024-11-08 18:25:07,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:07,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222140483] [2024-11-08 18:25:07,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:07,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:07,753 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:07,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:07,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222140483] [2024-11-08 18:25:07,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222140483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:07,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:07,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:07,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111870905] [2024-11-08 18:25:07,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:07,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:07,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:07,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:07,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:07,756 INFO L87 Difference]: Start difference. First operand 7782 states and 11089 transitions. Second operand has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:07,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:07,971 INFO L93 Difference]: Finished difference Result 8236 states and 11717 transitions. [2024-11-08 18:25:07,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:07,972 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-08 18:25:07,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:07,990 INFO L225 Difference]: With dead ends: 8236 [2024-11-08 18:25:07,990 INFO L226 Difference]: Without dead ends: 8233 [2024-11-08 18:25:07,993 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:07,994 INFO L432 NwaCegarLoop]: 170 mSDtfsCounter, 216 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:07,994 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 359 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:08,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8233 states. [2024-11-08 18:25:08,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8233 to 8230. [2024-11-08 18:25:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8230 states, 8221 states have (on average 1.4174674613793943) internal successors, (11653), 8229 states have internal predecessors, (11653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:08,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8230 states to 8230 states and 11653 transitions. [2024-11-08 18:25:08,148 INFO L78 Accepts]: Start accepts. Automaton has 8230 states and 11653 transitions. Word has length 71 [2024-11-08 18:25:08,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:08,149 INFO L471 AbstractCegarLoop]: Abstraction has 8230 states and 11653 transitions. [2024-11-08 18:25:08,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 16.25) internal successors, (65), 5 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:08,149 INFO L276 IsEmpty]: Start isEmpty. Operand 8230 states and 11653 transitions. [2024-11-08 18:25:08,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 18:25:08,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:08,151 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:08,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-08 18:25:08,152 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:08,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:08,152 INFO L85 PathProgramCache]: Analyzing trace with hash -471598904, now seen corresponding path program 1 times [2024-11-08 18:25:08,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:08,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061712200] [2024-11-08 18:25:08,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:08,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:08,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:08,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:08,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061712200] [2024-11-08 18:25:08,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061712200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:08,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:08,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:08,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308855650] [2024-11-08 18:25:08,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:08,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:08,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:08,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:08,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:08,301 INFO L87 Difference]: Start difference. First operand 8230 states and 11653 transitions. Second operand has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:08,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:08,510 INFO L93 Difference]: Finished difference Result 10770 states and 15429 transitions. [2024-11-08 18:25:08,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:08,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-08 18:25:08,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:08,534 INFO L225 Difference]: With dead ends: 10770 [2024-11-08 18:25:08,534 INFO L226 Difference]: Without dead ends: 10767 [2024-11-08 18:25:08,538 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 [2024-11-08 18:25:08,539 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 157 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:08,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 343 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:08,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10767 states. [2024-11-08 18:25:08,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10767 to 10126. [2024-11-08 18:25:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10126 states, 10117 states have (on average 1.4032816052189385) internal successors, (14197), 10125 states have internal predecessors, (14197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10126 states to 10126 states and 14197 transitions. [2024-11-08 18:25:08,711 INFO L78 Accepts]: Start accepts. Automaton has 10126 states and 14197 transitions. Word has length 71 [2024-11-08 18:25:08,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:08,712 INFO L471 AbstractCegarLoop]: Abstraction has 10126 states and 14197 transitions. [2024-11-08 18:25:08,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:08,712 INFO L276 IsEmpty]: Start isEmpty. Operand 10126 states and 14197 transitions. [2024-11-08 18:25:08,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 18:25:08,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:08,715 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:08,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 18:25:08,716 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:08,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:08,718 INFO L85 PathProgramCache]: Analyzing trace with hash -155055112, now seen corresponding path program 1 times [2024-11-08 18:25:08,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:08,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348195430] [2024-11-08 18:25:08,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:08,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:08,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:08,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348195430] [2024-11-08 18:25:08,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348195430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:08,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:08,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:08,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360934072] [2024-11-08 18:25:08,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:08,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:08,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:08,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:08,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:08,892 INFO L87 Difference]: Start difference. First operand 10126 states and 14197 transitions. Second operand has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:09,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:09,191 INFO L93 Difference]: Finished difference Result 15507 states and 21781 transitions. [2024-11-08 18:25:09,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:09,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2024-11-08 18:25:09,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:09,215 INFO L225 Difference]: With dead ends: 15507 [2024-11-08 18:25:09,215 INFO L226 Difference]: Without dead ends: 11077 [2024-11-08 18:25:09,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:25:09,222 INFO L432 NwaCegarLoop]: 149 mSDtfsCounter, 255 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:09,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 391 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:09,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11077 states. [2024-11-08 18:25:09,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11077 to 10442. [2024-11-08 18:25:09,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10442 states, 10433 states have (on average 1.400651778012077) internal successors, (14613), 10441 states have internal predecessors, (14613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10442 states to 10442 states and 14613 transitions. [2024-11-08 18:25:09,391 INFO L78 Accepts]: Start accepts. Automaton has 10442 states and 14613 transitions. Word has length 71 [2024-11-08 18:25:09,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:09,391 INFO L471 AbstractCegarLoop]: Abstraction has 10442 states and 14613 transitions. [2024-11-08 18:25:09,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.5) internal successors, (70), 5 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 10442 states and 14613 transitions. [2024-11-08 18:25:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 18:25:09,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:09,395 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:09,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-08 18:25:09,396 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:09,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:09,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1734663998, now seen corresponding path program 1 times [2024-11-08 18:25:09,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:09,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11179377] [2024-11-08 18:25:09,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:09,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:09,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:09,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11179377] [2024-11-08 18:25:09,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11179377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:09,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:09,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:09,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497760419] [2024-11-08 18:25:09,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:09,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:09,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:09,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:09,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:09,584 INFO L87 Difference]: Start difference. First operand 10442 states and 14613 transitions. Second operand has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:09,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:09,826 INFO L93 Difference]: Finished difference Result 12780 states and 17921 transitions. [2024-11-08 18:25:09,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:09,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2024-11-08 18:25:09,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:09,848 INFO L225 Difference]: With dead ends: 12780 [2024-11-08 18:25:09,848 INFO L226 Difference]: Without dead ends: 8350 [2024-11-08 18:25:09,855 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:09,856 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 194 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:09,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 316 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:09,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8350 states. [2024-11-08 18:25:09,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8350 to 6238. [2024-11-08 18:25:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6238 states, 6229 states have (on average 1.3891475357200194) internal successors, (8653), 6237 states have internal predecessors, (8653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6238 states to 6238 states and 8653 transitions. [2024-11-08 18:25:10,024 INFO L78 Accepts]: Start accepts. Automaton has 6238 states and 8653 transitions. Word has length 72 [2024-11-08 18:25:10,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:10,024 INFO L471 AbstractCegarLoop]: Abstraction has 6238 states and 8653 transitions. [2024-11-08 18:25:10,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 17.75) internal successors, (71), 5 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6238 states and 8653 transitions. [2024-11-08 18:25:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 18:25:10,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:10,027 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:10,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-08 18:25:10,029 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:10,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:10,030 INFO L85 PathProgramCache]: Analyzing trace with hash 2059991050, now seen corresponding path program 1 times [2024-11-08 18:25:10,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:10,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488808773] [2024-11-08 18:25:10,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:10,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:10,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:10,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488808773] [2024-11-08 18:25:10,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488808773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:10,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:10,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:10,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45509821] [2024-11-08 18:25:10,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:10,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:10,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:10,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:10,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:10,267 INFO L87 Difference]: Start difference. First operand 6238 states and 8653 transitions. Second operand has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:10,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:10,465 INFO L93 Difference]: Finished difference Result 7416 states and 10373 transitions. [2024-11-08 18:25:10,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:10,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-11-08 18:25:10,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:10,486 INFO L225 Difference]: With dead ends: 7416 [2024-11-08 18:25:10,487 INFO L226 Difference]: Without dead ends: 7415 [2024-11-08 18:25:10,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:10,491 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 198 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:10,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 380 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:10,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7415 states. [2024-11-08 18:25:10,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7415 to 7406. [2024-11-08 18:25:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7406 states, 7397 states have (on average 1.4012437474651886) internal successors, (10365), 7405 states have internal predecessors, (10365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7406 states to 7406 states and 10365 transitions. [2024-11-08 18:25:10,675 INFO L78 Accepts]: Start accepts. Automaton has 7406 states and 10365 transitions. Word has length 73 [2024-11-08 18:25:10,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:10,676 INFO L471 AbstractCegarLoop]: Abstraction has 7406 states and 10365 transitions. [2024-11-08 18:25:10,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 7406 states and 10365 transitions. [2024-11-08 18:25:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 18:25:10,678 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:10,679 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:10,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-08 18:25:10,679 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:10,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:10,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1588743152, now seen corresponding path program 1 times [2024-11-08 18:25:10,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:10,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348916631] [2024-11-08 18:25:10,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:10,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:10,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:10,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348916631] [2024-11-08 18:25:10,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348916631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:10,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:10,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:10,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034575912] [2024-11-08 18:25:10,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:10,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:10,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:10,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:10,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:10,879 INFO L87 Difference]: Start difference. First operand 7406 states and 10365 transitions. Second operand has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:11,080 INFO L93 Difference]: Finished difference Result 7728 states and 10813 transitions. [2024-11-08 18:25:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:11,081 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-11-08 18:25:11,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:11,097 INFO L225 Difference]: With dead ends: 7728 [2024-11-08 18:25:11,097 INFO L226 Difference]: Without dead ends: 7725 [2024-11-08 18:25:11,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:11,101 INFO L432 NwaCegarLoop]: 195 mSDtfsCounter, 191 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:11,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 382 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:11,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7725 states. [2024-11-08 18:25:11,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7725 to 7722. [2024-11-08 18:25:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7722 states, 7713 states have (on average 1.3988072086088421) internal successors, (10789), 7721 states have internal predecessors, (10789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7722 states to 7722 states and 10789 transitions. [2024-11-08 18:25:11,274 INFO L78 Accepts]: Start accepts. Automaton has 7722 states and 10789 transitions. Word has length 73 [2024-11-08 18:25:11,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:11,274 INFO L471 AbstractCegarLoop]: Abstraction has 7722 states and 10789 transitions. [2024-11-08 18:25:11,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.0) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 7722 states and 10789 transitions. [2024-11-08 18:25:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-08 18:25:11,276 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:11,277 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:11,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-08 18:25:11,277 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:11,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:11,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1061807010, now seen corresponding path program 1 times [2024-11-08 18:25:11,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:11,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120297252] [2024-11-08 18:25:11,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:11,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:11,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:11,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120297252] [2024-11-08 18:25:11,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120297252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:11,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:11,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:11,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286964932] [2024-11-08 18:25:11,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:11,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:11,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:11,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:11,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:11,452 INFO L87 Difference]: Start difference. First operand 7722 states and 10789 transitions. Second operand has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:11,643 INFO L93 Difference]: Finished difference Result 7947 states and 11093 transitions. [2024-11-08 18:25:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:11,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2024-11-08 18:25:11,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:11,660 INFO L225 Difference]: With dead ends: 7947 [2024-11-08 18:25:11,660 INFO L226 Difference]: Without dead ends: 7506 [2024-11-08 18:25:11,663 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:11,664 INFO L432 NwaCegarLoop]: 253 mSDtfsCounter, 195 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:11,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 482 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:11,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7506 states. [2024-11-08 18:25:11,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7506 to 7502. [2024-11-08 18:25:11,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7502 states, 7493 states have (on average 1.3977045242226078) internal successors, (10473), 7501 states have internal predecessors, (10473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7502 states to 7502 states and 10473 transitions. [2024-11-08 18:25:11,791 INFO L78 Accepts]: Start accepts. Automaton has 7502 states and 10473 transitions. Word has length 75 [2024-11-08 18:25:11,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:11,792 INFO L471 AbstractCegarLoop]: Abstraction has 7502 states and 10473 transitions. [2024-11-08 18:25:11,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:11,792 INFO L276 IsEmpty]: Start isEmpty. Operand 7502 states and 10473 transitions. [2024-11-08 18:25:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 18:25:11,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:11,796 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:11,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-08 18:25:11,797 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:11,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:11,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1763683459, now seen corresponding path program 1 times [2024-11-08 18:25:11,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:11,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100205456] [2024-11-08 18:25:11,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:11,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:11,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:11,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100205456] [2024-11-08 18:25:11,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100205456] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:11,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:11,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:11,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970218371] [2024-11-08 18:25:11,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:11,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:25:11,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:11,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:25:11,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:25:11,949 INFO L87 Difference]: Start difference. First operand 7502 states and 10473 transitions. Second operand has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:12,109 INFO L93 Difference]: Finished difference Result 7728 states and 10773 transitions. [2024-11-08 18:25:12,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:25:12,110 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2024-11-08 18:25:12,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:12,126 INFO L225 Difference]: With dead ends: 7728 [2024-11-08 18:25:12,126 INFO L226 Difference]: Without dead ends: 7725 [2024-11-08 18:25:12,129 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 [2024-11-08 18:25:12,130 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 130 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:12,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 343 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:12,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7725 states. [2024-11-08 18:25:12,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7725 to 7499. [2024-11-08 18:25:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7499 states, 7493 states have (on average 1.365674629654344) internal successors, (10233), 7498 states have internal predecessors, (10233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7499 states to 7499 states and 10233 transitions. [2024-11-08 18:25:12,262 INFO L78 Accepts]: Start accepts. Automaton has 7499 states and 10233 transitions. Word has length 96 [2024-11-08 18:25:12,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:12,262 INFO L471 AbstractCegarLoop]: Abstraction has 7499 states and 10233 transitions. [2024-11-08 18:25:12,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 30.0) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 7499 states and 10233 transitions. [2024-11-08 18:25:12,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-08 18:25:12,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:12,272 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:12,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-08 18:25:12,272 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:12,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:12,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1612282239, now seen corresponding path program 1 times [2024-11-08 18:25:12,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:12,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319985881] [2024-11-08 18:25:12,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:12,500 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:12,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:12,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319985881] [2024-11-08 18:25:12,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319985881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:12,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:12,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:12,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926783445] [2024-11-08 18:25:12,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:12,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:12,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:12,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:12,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:12,505 INFO L87 Difference]: Start difference. First operand 7499 states and 10233 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:12,696 INFO L93 Difference]: Finished difference Result 10834 states and 14909 transitions. [2024-11-08 18:25:12,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:12,697 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-08 18:25:12,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:12,710 INFO L225 Difference]: With dead ends: 10834 [2024-11-08 18:25:12,710 INFO L226 Difference]: Without dead ends: 6516 [2024-11-08 18:25:12,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:12,716 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 208 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:12,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 417 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:12,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2024-11-08 18:25:12,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 6507. [2024-11-08 18:25:12,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6507 states, 6501 states have (on average 1.3636363636363635) internal successors, (8865), 6506 states have internal predecessors, (8865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6507 states to 6507 states and 8865 transitions. [2024-11-08 18:25:12,832 INFO L78 Accepts]: Start accepts. Automaton has 6507 states and 8865 transitions. Word has length 98 [2024-11-08 18:25:12,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:12,833 INFO L471 AbstractCegarLoop]: Abstraction has 6507 states and 8865 transitions. [2024-11-08 18:25:12,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 6507 states and 8865 transitions. [2024-11-08 18:25:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-08 18:25:12,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:12,837 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:12,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-08 18:25:12,838 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:12,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:12,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1406860725, now seen corresponding path program 2 times [2024-11-08 18:25:12,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:12,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867014456] [2024-11-08 18:25:12,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:12,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:13,037 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 18:25:13,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:13,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867014456] [2024-11-08 18:25:13,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867014456] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:13,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:13,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:13,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876064872] [2024-11-08 18:25:13,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:13,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:13,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:13,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:13,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:13,040 INFO L87 Difference]: Start difference. First operand 6507 states and 8865 transitions. Second operand has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:13,250 INFO L93 Difference]: Finished difference Result 6737 states and 9165 transitions. [2024-11-08 18:25:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:13,250 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-08 18:25:13,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:13,262 INFO L225 Difference]: With dead ends: 6737 [2024-11-08 18:25:13,263 INFO L226 Difference]: Without dead ends: 5664 [2024-11-08 18:25:13,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:13,266 INFO L432 NwaCegarLoop]: 256 mSDtfsCounter, 180 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:13,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 515 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:13,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5664 states. [2024-11-08 18:25:13,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5664 to 5655. [2024-11-08 18:25:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5655 states, 5649 states have (on average 1.3653744025491237) internal successors, (7713), 5654 states have internal predecessors, (7713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5655 states and 7713 transitions. [2024-11-08 18:25:13,360 INFO L78 Accepts]: Start accepts. Automaton has 5655 states and 7713 transitions. Word has length 98 [2024-11-08 18:25:13,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:13,361 INFO L471 AbstractCegarLoop]: Abstraction has 5655 states and 7713 transitions. [2024-11-08 18:25:13,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.25) internal successors, (97), 5 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 5655 states and 7713 transitions. [2024-11-08 18:25:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-08 18:25:13,364 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:13,365 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:13,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-08 18:25:13,365 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:13,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:13,366 INFO L85 PathProgramCache]: Analyzing trace with hash -616498749, now seen corresponding path program 1 times [2024-11-08 18:25:13,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:13,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771958445] [2024-11-08 18:25:13,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:13,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:13,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 18:25:13,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:13,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771958445] [2024-11-08 18:25:13,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771958445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:13,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:13,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:25:13,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454339056] [2024-11-08 18:25:13,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:13,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:25:13,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:13,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:25:13,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:13,453 INFO L87 Difference]: Start difference. First operand 5655 states and 7713 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:13,515 INFO L93 Difference]: Finished difference Result 12819 states and 17541 transitions. [2024-11-08 18:25:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:25:13,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2024-11-08 18:25:13,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:13,532 INFO L225 Difference]: With dead ends: 12819 [2024-11-08 18:25:13,532 INFO L226 Difference]: Without dead ends: 7853 [2024-11-08 18:25:13,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:25:13,539 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 63 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:13,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 238 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:25:13,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2024-11-08 18:25:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 7555. [2024-11-08 18:25:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7549 states have (on average 1.3420320572261226) internal successors, (10131), 7554 states have internal predecessors, (10131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 10131 transitions. [2024-11-08 18:25:13,706 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 10131 transitions. Word has length 98 [2024-11-08 18:25:13,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:13,707 INFO L471 AbstractCegarLoop]: Abstraction has 7555 states and 10131 transitions. [2024-11-08 18:25:13,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:13,707 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 10131 transitions. [2024-11-08 18:25:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-08 18:25:13,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:13,711 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:13,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-08 18:25:13,711 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:13,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:13,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1492177009, now seen corresponding path program 1 times [2024-11-08 18:25:13,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:13,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761853939] [2024-11-08 18:25:13,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:13,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 18:25:13,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:13,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761853939] [2024-11-08 18:25:13,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761853939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:13,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:13,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:13,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102108880] [2024-11-08 18:25:13,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:13,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:13,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:13,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:13,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:13,925 INFO L87 Difference]: Start difference. First operand 7555 states and 10131 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:14,100 INFO L93 Difference]: Finished difference Result 7558 states and 10131 transitions. [2024-11-08 18:25:14,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:14,100 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2024-11-08 18:25:14,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:14,116 INFO L225 Difference]: With dead ends: 7558 [2024-11-08 18:25:14,116 INFO L226 Difference]: Without dead ends: 7555 [2024-11-08 18:25:14,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:14,119 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 162 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:14,120 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 378 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:14,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7555 states. [2024-11-08 18:25:14,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7555 to 7555. [2024-11-08 18:25:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7549 states have (on average 1.3372632136706848) internal successors, (10095), 7554 states have internal predecessors, (10095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 10095 transitions. [2024-11-08 18:25:14,243 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 10095 transitions. Word has length 100 [2024-11-08 18:25:14,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:14,243 INFO L471 AbstractCegarLoop]: Abstraction has 7555 states and 10095 transitions. [2024-11-08 18:25:14,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,244 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 10095 transitions. [2024-11-08 18:25:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 18:25:14,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:14,249 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:14,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-08 18:25:14,250 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:14,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:14,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1356366236, now seen corresponding path program 1 times [2024-11-08 18:25:14,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:14,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537799233] [2024-11-08 18:25:14,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:14,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:14,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:14,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537799233] [2024-11-08 18:25:14,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537799233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:14,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:14,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:14,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156280127] [2024-11-08 18:25:14,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:14,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:14,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:14,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:14,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:14,521 INFO L87 Difference]: Start difference. First operand 7555 states and 10095 transitions. Second operand has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:14,658 INFO L93 Difference]: Finished difference Result 8840 states and 11881 transitions. [2024-11-08 18:25:14,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:14,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2024-11-08 18:25:14,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:14,668 INFO L225 Difference]: With dead ends: 8840 [2024-11-08 18:25:14,668 INFO L226 Difference]: Without dead ends: 4630 [2024-11-08 18:25:14,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:14,673 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 143 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:14,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 325 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:14,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4630 states. [2024-11-08 18:25:14,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4630 to 4228. [2024-11-08 18:25:14,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4228 states, 4225 states have (on average 1.310059171597633) internal successors, (5535), 4227 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 4228 states and 5535 transitions. [2024-11-08 18:25:14,731 INFO L78 Accepts]: Start accepts. Automaton has 4228 states and 5535 transitions. Word has length 101 [2024-11-08 18:25:14,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:14,732 INFO L471 AbstractCegarLoop]: Abstraction has 4228 states and 5535 transitions. [2024-11-08 18:25:14,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.75) internal successors, (95), 5 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4228 states and 5535 transitions. [2024-11-08 18:25:14,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-08 18:25:14,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:14,737 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:14,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-08 18:25:14,737 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:14,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:14,738 INFO L85 PathProgramCache]: Analyzing trace with hash 852205028, now seen corresponding path program 1 times [2024-11-08 18:25:14,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:14,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858779517] [2024-11-08 18:25:14,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:14,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 18:25:14,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:14,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858779517] [2024-11-08 18:25:14,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858779517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:14,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:14,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:14,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671664962] [2024-11-08 18:25:14,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:14,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:14,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:14,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:14,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:14,981 INFO L87 Difference]: Start difference. First operand 4228 states and 5535 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:15,158 INFO L93 Difference]: Finished difference Result 4229 states and 5535 transitions. [2024-11-08 18:25:15,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:15,159 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2024-11-08 18:25:15,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:15,169 INFO L225 Difference]: With dead ends: 4229 [2024-11-08 18:25:15,170 INFO L226 Difference]: Without dead ends: 4226 [2024-11-08 18:25:15,172 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:15,173 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 156 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:15,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 377 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:15,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4226 states. [2024-11-08 18:25:15,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4226 to 4226. [2024-11-08 18:25:15,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4226 states, 4225 states have (on average 1.3034319526627218) internal successors, (5507), 4225 states have internal predecessors, (5507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 4226 states and 5507 transitions. [2024-11-08 18:25:15,263 INFO L78 Accepts]: Start accepts. Automaton has 4226 states and 5507 transitions. Word has length 102 [2024-11-08 18:25:15,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:15,263 INFO L471 AbstractCegarLoop]: Abstraction has 4226 states and 5507 transitions. [2024-11-08 18:25:15,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 5507 transitions. [2024-11-08 18:25:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-08 18:25:15,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:15,272 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:15,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-08 18:25:15,272 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:15,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:15,273 INFO L85 PathProgramCache]: Analyzing trace with hash -902319504, now seen corresponding path program 1 times [2024-11-08 18:25:15,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:15,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218121445] [2024-11-08 18:25:15,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:15,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:15,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:15,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218121445] [2024-11-08 18:25:15,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218121445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:15,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:15,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:15,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374796878] [2024-11-08 18:25:15,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:15,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:15,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:15,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:15,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:15,520 INFO L87 Difference]: Start difference. First operand 4226 states and 5507 transitions. Second operand has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:15,659 INFO L93 Difference]: Finished difference Result 4227 states and 5507 transitions. [2024-11-08 18:25:15,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:15,660 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 102 [2024-11-08 18:25:15,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:15,669 INFO L225 Difference]: With dead ends: 4227 [2024-11-08 18:25:15,670 INFO L226 Difference]: Without dead ends: 4226 [2024-11-08 18:25:15,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:15,673 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 132 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:15,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 393 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:15,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4226 states. [2024-11-08 18:25:15,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4226 to 4226. [2024-11-08 18:25:15,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4226 states, 4225 states have (on average 1.3015384615384615) internal successors, (5499), 4225 states have internal predecessors, (5499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4226 states to 4226 states and 5499 transitions. [2024-11-08 18:25:15,759 INFO L78 Accepts]: Start accepts. Automaton has 4226 states and 5499 transitions. Word has length 102 [2024-11-08 18:25:15,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:15,760 INFO L471 AbstractCegarLoop]: Abstraction has 4226 states and 5499 transitions. [2024-11-08 18:25:15,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.0) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 5499 transitions. [2024-11-08 18:25:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 18:25:15,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:15,766 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:15,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-08 18:25:15,766 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:15,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:15,767 INFO L85 PathProgramCache]: Analyzing trace with hash 359852434, now seen corresponding path program 1 times [2024-11-08 18:25:15,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:15,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589182209] [2024-11-08 18:25:15,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:15,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 18:25:16,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:16,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589182209] [2024-11-08 18:25:16,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589182209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:16,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:16,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:16,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428195194] [2024-11-08 18:25:16,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:16,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:16,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:16,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:16,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:16,017 INFO L87 Difference]: Start difference. First operand 4226 states and 5499 transitions. Second operand has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:16,214 INFO L93 Difference]: Finished difference Result 4448 states and 5795 transitions. [2024-11-08 18:25:16,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:16,215 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2024-11-08 18:25:16,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:16,224 INFO L225 Difference]: With dead ends: 4448 [2024-11-08 18:25:16,224 INFO L226 Difference]: Without dead ends: 3787 [2024-11-08 18:25:16,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:16,227 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 169 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:16,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 588 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:25:16,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3787 states. [2024-11-08 18:25:16,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3787 to 3566. [2024-11-08 18:25:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3565 states have (on average 1.293969144460028) internal successors, (4613), 3565 states have internal predecessors, (4613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 4613 transitions. [2024-11-08 18:25:16,303 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 4613 transitions. Word has length 104 [2024-11-08 18:25:16,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:16,304 INFO L471 AbstractCegarLoop]: Abstraction has 3566 states and 4613 transitions. [2024-11-08 18:25:16,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.25) internal successors, (93), 5 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 4613 transitions. [2024-11-08 18:25:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 18:25:16,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:16,310 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:16,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-08 18:25:16,311 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:16,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:16,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1288261038, now seen corresponding path program 2 times [2024-11-08 18:25:16,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:16,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687519698] [2024-11-08 18:25:16,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:16,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 18:25:16,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:16,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687519698] [2024-11-08 18:25:16,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687519698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:16,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:16,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:16,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268864572] [2024-11-08 18:25:16,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:16,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:16,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:16,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:16,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:16,530 INFO L87 Difference]: Start difference. First operand 3566 states and 4613 transitions. Second operand has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:16,656 INFO L93 Difference]: Finished difference Result 3567 states and 4613 transitions. [2024-11-08 18:25:16,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:16,657 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2024-11-08 18:25:16,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:16,663 INFO L225 Difference]: With dead ends: 3567 [2024-11-08 18:25:16,663 INFO L226 Difference]: Without dead ends: 2554 [2024-11-08 18:25:16,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:16,666 INFO L432 NwaCegarLoop]: 249 mSDtfsCounter, 152 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:16,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 478 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:16,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2554 states. [2024-11-08 18:25:16,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2554 to 2554. [2024-11-08 18:25:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2553 states have (on average 1.2867215041128084) internal successors, (3285), 2553 states have internal predecessors, (3285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 3285 transitions. [2024-11-08 18:25:16,700 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 3285 transitions. Word has length 104 [2024-11-08 18:25:16,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:16,700 INFO L471 AbstractCegarLoop]: Abstraction has 2554 states and 3285 transitions. [2024-11-08 18:25:16,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 5 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 3285 transitions. [2024-11-08 18:25:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 18:25:16,705 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:25:16,706 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:16,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-08 18:25:16,706 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-08 18:25:16,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:25:16,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1572607299, now seen corresponding path program 1 times [2024-11-08 18:25:16,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:25:16,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539871734] [2024-11-08 18:25:16,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:25:16,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:25:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:25:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-08 18:25:16,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:25:16,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539871734] [2024-11-08 18:25:16,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539871734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:25:16,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:25:16,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:25:16,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302854850] [2024-11-08 18:25:16,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:25:16,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:25:16,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:25:16,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:25:16,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:16,925 INFO L87 Difference]: Start difference. First operand 2554 states and 3285 transitions. Second operand has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:17,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:25:17,062 INFO L93 Difference]: Finished difference Result 2554 states and 3285 transitions. [2024-11-08 18:25:17,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:25:17,062 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2024-11-08 18:25:17,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:25:17,063 INFO L225 Difference]: With dead ends: 2554 [2024-11-08 18:25:17,063 INFO L226 Difference]: Without dead ends: 0 [2024-11-08 18:25:17,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:25:17,066 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 150 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:25:17,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 495 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:25:17,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-08 18:25:17,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-08 18:25:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-08 18:25:17,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 126 [2024-11-08 18:25:17,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:25:17,068 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-08 18:25:17,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 28.75) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:25:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-08 18:25:17,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 18:25:17,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2024-11-08 18:25:17,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2024-11-08 18:25:17,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2024-11-08 18:25:17,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2024-11-08 18:25:17,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2024-11-08 18:25:17,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2024-11-08 18:25:17,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2024-11-08 18:25:17,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2024-11-08 18:25:17,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2024-11-08 18:25:17,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2024-11-08 18:25:17,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2024-11-08 18:25:17,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2024-11-08 18:25:17,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2024-11-08 18:25:17,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2024-11-08 18:25:17,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-08 18:25:17,083 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:25:17,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-08 18:25:17,094 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:25:17,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:25:17 BoogieIcfgContainer [2024-11-08 18:25:17,104 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:25:17,105 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:25:17,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:25:17,107 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:25:17,108 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:24:58" (3/4) ... [2024-11-08 18:25:17,111 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 18:25:17,131 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-08 18:25:17,131 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 18:25:17,132 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 18:25:17,132 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 18:25:17,280 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 18:25:17,281 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/witness.yml [2024-11-08 18:25:17,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:25:17,281 INFO L158 Benchmark]: Toolchain (without parser) took 20559.19ms. Allocated memory was 151.0MB in the beginning and 763.4MB in the end (delta: 612.4MB). Free memory was 112.4MB in the beginning and 276.2MB in the end (delta: -163.7MB). Peak memory consumption was 450.6MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,282 INFO L158 Benchmark]: CDTParser took 2.73ms. Allocated memory is still 117.4MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:25:17,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.78ms. Allocated memory is still 151.0MB. Free memory was 112.4MB in the beginning and 96.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.25ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 94.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,282 INFO L158 Benchmark]: Boogie Preprocessor took 82.77ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 91.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,283 INFO L158 Benchmark]: RCFGBuilder took 829.79ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 117.4MB in the end (delta: -26.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,283 INFO L158 Benchmark]: TraceAbstraction took 18762.45ms. Allocated memory was 151.0MB in the beginning and 763.4MB in the end (delta: 612.4MB). Free memory was 116.6MB in the beginning and 283.5MB in the end (delta: -166.9MB). Peak memory consumption was 445.0MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,283 INFO L158 Benchmark]: Witness Printer took 176.04ms. Allocated memory is still 763.4MB. Free memory was 283.5MB in the beginning and 276.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 18:25:17,285 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73ms. Allocated memory is still 117.4MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.78ms. Allocated memory is still 151.0MB. Free memory was 112.4MB in the beginning and 96.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.25ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 94.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.77ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 91.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 829.79ms. Allocated memory is still 151.0MB. Free memory was 91.4MB in the beginning and 117.4MB in the end (delta: -26.0MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18762.45ms. Allocated memory was 151.0MB in the beginning and 763.4MB in the end (delta: 612.4MB). Free memory was 116.6MB in the beginning and 283.5MB in the end (delta: -166.9MB). Peak memory consumption was 445.0MB. Max. memory is 16.1GB. * Witness Printer took 176.04ms. Allocated memory is still 763.4MB. Free memory was 283.5MB in the beginning and 276.2MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 132]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 181]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 212]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 226]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 90 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 18.6s, OverallIterations: 35, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6331 SdHoareTripleChecker+Valid, 4.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6331 mSDsluCounter, 11806 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5930 mSDsCounter, 170 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3449 IncrementalHoareTripleChecker+Invalid, 3619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 170 mSolverCounterUnsat, 5876 mSDtfsCounter, 3449 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10442occurred in iteration=20, InterpolantAutomatonStates: 161, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 35 MinimizatonAttempts, 8735 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2525 NumberOfCodeBlocks, 2525 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2490 ConstructedInterpolants, 0 QuantifiedInterpolants, 9443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 35 PerfectInterpolantSequences, 773/773 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-08 18:25:17,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d888510-5dc0-4941-9a7c-39f053bad434/bin/uautomizer-verify-jihMAELWvX/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