./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5e803a3547be3620dc8dbbd84c6dab2896bff52984e7e41a97c3a64196bed15a --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 18:55:47,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 18:55:47,066 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-17 18:55:47,069 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 18:55:47,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 18:55:47,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 18:55:47,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 18:55:47,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 18:55:47,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 18:55:47,097 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 18:55:47,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 18:55:47,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 18:55:47,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 18:55:47,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 18:55:47,098 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 18:55:47,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-17 18:55:47,099 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 18:55:47,100 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 18:55:47,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 18:55:47,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 18:55:47,101 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e803a3547be3620dc8dbbd84c6dab2896bff52984e7e41a97c3a64196bed15a [2025-03-17 18:55:47,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 18:55:47,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 18:55:47,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 18:55:47,317 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 18:55:47,317 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 18:55:47,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2025-03-17 18:55:48,422 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e99adff/bd87b4b098cf423191638bd87fe72739/FLAG9456972d4 [2025-03-17 18:55:48,812 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 18:55:48,812 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2025-03-17 18:55:48,841 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e99adff/bd87b4b098cf423191638bd87fe72739/FLAG9456972d4 [2025-03-17 18:55:48,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e99adff/bd87b4b098cf423191638bd87fe72739 [2025-03-17 18:55:48,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 18:55:48,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 18:55:48,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 18:55:48,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 18:55:48,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 18:55:48,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:55:48" (1/1) ... [2025-03-17 18:55:48,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ab789f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:48, skipping insertion in model container [2025-03-17 18:55:48,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:55:48" (1/1) ... [2025-03-17 18:55:49,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 18:55:49,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 18:55:49,688 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 18:55:49,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 18:55:49,943 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-03-17 18:55:49,949 INFO L204 MainTranslator]: Completed translation [2025-03-17 18:55:49,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49 WrapperNode [2025-03-17 18:55:49,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 18:55:49,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 18:55:49,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 18:55:49,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 18:55:49,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:49,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,040 INFO L138 Inliner]: procedures = 581, calls = 798, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 2129 [2025-03-17 18:55:50,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 18:55:50,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 18:55:50,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 18:55:50,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 18:55:50,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,072 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,161 INFO L175 MemorySlicer]: Split 645 memory accesses to 23 slices as follows [3, 2, 44, 4, 7, 3, 3, 25, 34, 22, 1, 2, 2, 10, 3, 17, 65, 17, 16, 355, 1, 3, 6]. 55 percent of accesses are in the largest equivalence class. The 389 initializations are split as follows [0, 2, 0, 0, 0, 0, 3, 9, 5, 0, 0, 0, 2, 1, 0, 0, 8, 4, 0, 355, 0, 0, 0]. The 116 writes are split as follows [0, 0, 12, 1, 7, 0, 0, 15, 0, 5, 1, 1, 0, 5, 0, 17, 39, 4, 1, 0, 1, 3, 4]. [2025-03-17 18:55:50,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,222 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 18:55:50,290 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 18:55:50,290 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 18:55:50,291 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 18:55:50,291 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:50,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 18:55:50,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:55:50,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 18:55:50,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 18:55:50,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-03-17 18:55:50,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-03-17 18:55:50,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-03-17 18:55:50,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-03-17 18:55:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-03-17 18:55:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-03-17 18:55:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-03-17 18:55:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-03-17 18:55:50,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-03-17 18:55:50,337 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-03-17 18:55:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-03-17 18:55:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-03-17 18:55:50,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2025-03-17 18:55:50,339 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-17 18:55:50,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-03-17 18:55:50,340 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 18:55:50,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 18:55:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 18:55:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 18:55:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 18:55:50,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-17 18:55:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 18:55:50,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-03-17 18:55:50,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-03-17 18:55:50,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-03-17 18:55:50,345 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 18:55:50,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 18:55:50,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2025-03-17 18:55:50,348 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-17 18:55:50,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-17 18:55:50,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-03-17 18:55:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-17 18:55:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-17 18:55:50,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-17 18:55:50,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 18:55:50,351 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 18:55:50,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 18:55:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-17 18:55:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-17 18:55:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-17 18:55:50,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-17 18:55:50,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#0 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#1 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#2 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#3 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#4 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#5 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#6 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#7 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#8 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#9 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#10 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#11 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#12 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#13 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#14 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#15 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#16 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#17 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#18 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#19 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#20 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#21 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#22 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#0 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#1 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#2 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#3 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#4 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#5 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#6 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#7 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#8 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#9 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#10 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#11 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#12 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#13 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#14 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#15 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#16 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#17 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#18 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#19 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#20 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#21 [2025-03-17 18:55:50,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#22 [2025-03-17 18:55:50,354 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2025-03-17 18:55:50,355 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 18:55:50,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-03-17 18:55:50,356 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-17 18:55:50,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-17 18:55:50,901 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 18:55:50,905 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 18:55:57,344 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3217: havoc _IO_getc_#t~nondet266#1; [2025-03-17 18:55:57,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2625: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-03-17 18:55:57,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3097: havoc xasprintf_#t~mem240#1.base, xasprintf_#t~mem240#1.offset;call ULTIMATE.dealloc(xasprintf_~#string_ptr~0#1.base, xasprintf_~#string_ptr~0#1.offset);havoc xasprintf_~#string_ptr~0#1.base, xasprintf_~#string_ptr~0#1.offset; [2025-03-17 18:55:57,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2440: call ULTIMATE.dealloc(__main_~#w_opt~0#1.base, __main_~#w_opt~0#1.offset);havoc __main_~#w_opt~0#1.base, __main_~#w_opt~0#1.offset; [2025-03-17 18:55:57,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3268: havoc getopt_long_#t~ret295#1; [2025-03-17 18:55:57,346 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2411: havoc fclose_if_not_stdin_#t~bitwise75#1; [2025-03-17 18:55:57,620 INFO L? ?]: Removed 1127 outVars from TransFormulas that were not future-live. [2025-03-17 18:55:57,621 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 18:55:57,672 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 18:55:57,672 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 18:55:57,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:55:57 BoogieIcfgContainer [2025-03-17 18:55:57,672 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 18:55:57,674 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 18:55:57,674 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 18:55:57,677 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 18:55:57,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 06:55:48" (1/3) ... [2025-03-17 18:55:57,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c8e3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:55:57, skipping insertion in model container [2025-03-17 18:55:57,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49" (2/3) ... [2025-03-17 18:55:57,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63c8e3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 06:55:57, skipping insertion in model container [2025-03-17 18:55:57,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:55:57" (3/3) ... [2025-03-17 18:55:57,679 INFO L128 eAbstractionObserver]: Analyzing ICFG fold-1.i [2025-03-17 18:55:57,690 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 18:55:57,695 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fold-1.i that has 102 procedures, 973 locations, 1 initial locations, 126 loop locations, and 66 error locations. [2025-03-17 18:55:57,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 18:55:57,749 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;@6a60724, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 18:55:57,752 INFO L334 AbstractCegarLoop]: Starting to check reachability of 66 error locations. [2025-03-17 18:55:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand has 615 states, 495 states have (on average 1.6525252525252525) internal successors, (818), 567 states have internal predecessors, (818), 36 states have call successors, (36), 17 states have call predecessors, (36), 17 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2025-03-17 18:55:57,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2025-03-17 18:55:57,760 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:55:57,761 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2025-03-17 18:55:57,761 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:55:57,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:55:57,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1492447, now seen corresponding path program 1 times [2025-03-17 18:55:57,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:55:57,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59729219] [2025-03-17 18:55:57,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:57,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:55:58,231 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 18:55:58,328 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 18:55:58,329 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:55:58,329 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:55:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:55:58,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:55:58,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59729219] [2025-03-17 18:55:58,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59729219] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:55:58,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:55:58,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-17 18:55:58,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340520862] [2025-03-17 18:55:58,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:55:58,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:55:58,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:55:58,679 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:55:58,680 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:55:58,682 INFO L87 Difference]: Start difference. First operand has 615 states, 495 states have (on average 1.6525252525252525) internal successors, (818), 567 states have internal predecessors, (818), 36 states have call successors, (36), 17 states have call predecessors, (36), 17 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:55:58,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:55:58,866 INFO L93 Difference]: Finished difference Result 1108 states and 1643 transitions. [2025-03-17 18:55:58,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:55:58,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 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 3 [2025-03-17 18:55:58,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:55:58,875 INFO L225 Difference]: With dead ends: 1108 [2025-03-17 18:55:58,876 INFO L226 Difference]: Without dead ends: 496 [2025-03-17 18:55:58,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:55:58,885 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 1 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1328 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:55:58,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1328 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:55:58,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2025-03-17 18:55:58,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2025-03-17 18:55:58,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 416 states have (on average 1.5697115384615385) internal successors, (653), 467 states have internal predecessors, (653), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:55:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 694 transitions. [2025-03-17 18:55:58,958 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 694 transitions. Word has length 3 [2025-03-17 18:55:58,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:55:58,958 INFO L471 AbstractCegarLoop]: Abstraction has 496 states and 694 transitions. [2025-03-17 18:55:58,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:55:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 694 transitions. [2025-03-17 18:55:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-17 18:55:58,959 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:55:58,959 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2025-03-17 18:55:58,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 18:55:58,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:55:58,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:55:58,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1513243677, now seen corresponding path program 1 times [2025-03-17 18:55:58,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:55:58,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329660679] [2025-03-17 18:55:58,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:58,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:55:59,277 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 18:55:59,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 18:55:59,310 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:55:59,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:55:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:55:59,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:55:59,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329660679] [2025-03-17 18:55:59,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329660679] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:55:59,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460521314] [2025-03-17 18:55:59,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:59,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:55:59,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:55:59,540 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:55:59,542 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 18:56:00,172 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 18:56:00,333 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 18:56:00,334 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:00,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:00,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:00,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:56:00,376 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:56:00,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460521314] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:00,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:56:00,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2025-03-17 18:56:00,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931563022] [2025-03-17 18:56:00,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:00,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:56:00,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:00,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:56:00,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:00,378 INFO L87 Difference]: Start difference. First operand 496 states and 694 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:56:04,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:04,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:04,548 INFO L93 Difference]: Finished difference Result 496 states and 694 transitions. [2025-03-17 18:56:04,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:56:04,549 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2025-03-17 18:56:04,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:04,551 INFO L225 Difference]: With dead ends: 496 [2025-03-17 18:56:04,551 INFO L226 Difference]: Without dead ends: 495 [2025-03-17 18:56:04,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:04,552 INFO L435 NwaCegarLoop]: 662 mSDtfsCounter, 1 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1323 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:04,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1323 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2025-03-17 18:56:04,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2025-03-17 18:56:04,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2025-03-17 18:56:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 495 states, 416 states have (on average 1.5673076923076923) internal successors, (652), 466 states have internal predecessors, (652), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 693 transitions. [2025-03-17 18:56:04,571 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 693 transitions. Word has length 6 [2025-03-17 18:56:04,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:04,571 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 693 transitions. [2025-03-17 18:56:04,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:56:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 693 transitions. [2025-03-17 18:56:04,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-17 18:56:04,572 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:04,572 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2025-03-17 18:56:04,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 18:56:04,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:04,772 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:04,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:04,773 INFO L85 PathProgramCache]: Analyzing trace with hash -334084831, now seen corresponding path program 1 times [2025-03-17 18:56:04,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:04,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156420389] [2025-03-17 18:56:04,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:04,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:05,066 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 18:56:05,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 18:56:05,095 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:05,095 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-17 18:56:05,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:05,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156420389] [2025-03-17 18:56:05,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156420389] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:05,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:05,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:05,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351798821] [2025-03-17 18:56:05,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:05,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:05,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:05,222 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:05,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:05,222 INFO L87 Difference]: Start difference. First operand 495 states and 693 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:56:05,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:05,334 INFO L93 Difference]: Finished difference Result 495 states and 693 transitions. [2025-03-17 18:56:05,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:05,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2025-03-17 18:56:05,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:05,336 INFO L225 Difference]: With dead ends: 495 [2025-03-17 18:56:05,336 INFO L226 Difference]: Without dead ends: 494 [2025-03-17 18:56:05,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:05,337 INFO L435 NwaCegarLoop]: 663 mSDtfsCounter, 0 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1324 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:05,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1324 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:56:05,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2025-03-17 18:56:05,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 492. [2025-03-17 18:56:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 414 states have (on average 1.567632850241546) internal successors, (649), 463 states have internal predecessors, (649), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 690 transitions. [2025-03-17 18:56:05,349 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 690 transitions. Word has length 7 [2025-03-17 18:56:05,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:05,349 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 690 transitions. [2025-03-17 18:56:05,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 18:56:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 690 transitions. [2025-03-17 18:56:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-03-17 18:56:05,350 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:05,350 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:05,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 18:56:05,350 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:05,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:05,350 INFO L85 PathProgramCache]: Analyzing trace with hash -337378129, now seen corresponding path program 1 times [2025-03-17 18:56:05,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:05,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437198604] [2025-03-17 18:56:05,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:05,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:05,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 18:56:05,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 18:56:05,652 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:05,652 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:05,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:56:05,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:05,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437198604] [2025-03-17 18:56:05,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437198604] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:05,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357501638] [2025-03-17 18:56:05,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:05,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:05,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:05,860 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:56:05,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 18:56:06,555 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 18:56:06,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 18:56:06,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:06,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:06,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 1507 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-17 18:56:06,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-17 18:56:06,723 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:56:06,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357501638] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:06,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:56:06,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-17 18:56:06,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755990303] [2025-03-17 18:56:06,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:06,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:06,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:06,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:06,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:06,725 INFO L87 Difference]: Start difference. First operand 492 states and 690 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:10,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:10,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:10,903 INFO L93 Difference]: Finished difference Result 492 states and 690 transitions. [2025-03-17 18:56:10,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:10,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2025-03-17 18:56:10,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:10,905 INFO L225 Difference]: With dead ends: 492 [2025-03-17 18:56:10,905 INFO L226 Difference]: Without dead ends: 490 [2025-03-17 18:56:10,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:10,906 INFO L435 NwaCegarLoop]: 656 mSDtfsCounter, 527 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:10,906 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [540 Valid, 797 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-17 18:56:10,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2025-03-17 18:56:10,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2025-03-17 18:56:10,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 490 states, 414 states have (on average 1.5628019323671498) internal successors, (647), 461 states have internal predecessors, (647), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:10,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 688 transitions. [2025-03-17 18:56:10,925 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 688 transitions. Word has length 11 [2025-03-17 18:56:10,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:10,926 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 688 transitions. [2025-03-17 18:56:10,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 688 transitions. [2025-03-17 18:56:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-03-17 18:56:10,926 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:10,926 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:10,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-17 18:56:11,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2025-03-17 18:56:11,131 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:11,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:11,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1868785975, now seen corresponding path program 1 times [2025-03-17 18:56:11,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:11,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945338928] [2025-03-17 18:56:11,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:11,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:11,400 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-17 18:56:11,419 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-17 18:56:11,420 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:11,420 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:56:11,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:11,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945338928] [2025-03-17 18:56:11,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945338928] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:11,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348819346] [2025-03-17 18:56:11,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:11,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:11,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:11,611 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:56:11,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-17 18:56:12,221 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-17 18:56:12,374 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-17 18:56:12,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:12,374 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:12,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:12,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:56:12,395 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 18:56:12,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348819346] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:12,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:12,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2025-03-17 18:56:12,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042803613] [2025-03-17 18:56:12,430 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:12,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:56:12,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:12,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:56:12,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:56:12,430 INFO L87 Difference]: Start difference. First operand 490 states and 688 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-17 18:56:12,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:12,574 INFO L93 Difference]: Finished difference Result 984 states and 1382 transitions. [2025-03-17 18:56:12,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:56:12,574 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 12 [2025-03-17 18:56:12,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:12,576 INFO L225 Difference]: With dead ends: 984 [2025-03-17 18:56:12,576 INFO L226 Difference]: Without dead ends: 499 [2025-03-17 18:56:12,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:56:12,578 INFO L435 NwaCegarLoop]: 661 mSDtfsCounter, 4 mSDsluCounter, 1318 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1979 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:12,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1979 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:56:12,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2025-03-17 18:56:12,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2025-03-17 18:56:12,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 423 states have (on average 1.5508274231678487) internal successors, (656), 470 states have internal predecessors, (656), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 697 transitions. [2025-03-17 18:56:12,588 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 697 transitions. Word has length 12 [2025-03-17 18:56:12,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:12,588 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 697 transitions. [2025-03-17 18:56:12,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 1 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-17 18:56:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 697 transitions. [2025-03-17 18:56:12,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-03-17 18:56:12,589 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:12,589 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:12,599 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-17 18:56:12,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:12,789 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:12,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:12,790 INFO L85 PathProgramCache]: Analyzing trace with hash 938397067, now seen corresponding path program 2 times [2025-03-17 18:56:12,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:12,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233773170] [2025-03-17 18:56:12,790 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:56:12,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:13,043 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 21 statements into 2 equivalence classes. [2025-03-17 18:56:13,106 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 9 of 21 statements. [2025-03-17 18:56:13,106 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 18:56:13,106 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:13,362 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-17 18:56:13,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:13,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233773170] [2025-03-17 18:56:13,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233773170] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:13,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:13,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 18:56:13,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446165385] [2025-03-17 18:56:13,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:13,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 18:56:13,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:13,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 18:56:13,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:13,364 INFO L87 Difference]: Start difference. First operand 499 states and 697 transitions. Second operand has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:17,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:17,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:17,580 INFO L93 Difference]: Finished difference Result 499 states and 697 transitions. [2025-03-17 18:56:17,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 18:56:17,580 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2025-03-17 18:56:17,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:17,583 INFO L225 Difference]: With dead ends: 499 [2025-03-17 18:56:17,583 INFO L226 Difference]: Without dead ends: 497 [2025-03-17 18:56:17,583 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:17,584 INFO L435 NwaCegarLoop]: 653 mSDtfsCounter, 526 mSDsluCounter, 1439 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:17,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [539 Valid, 2092 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-17 18:56:17,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2025-03-17 18:56:17,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 497. [2025-03-17 18:56:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 423 states have (on average 1.5460992907801419) internal successors, (654), 468 states have internal predecessors, (654), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:17,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 695 transitions. [2025-03-17 18:56:17,602 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 695 transitions. Word has length 21 [2025-03-17 18:56:17,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:17,602 INFO L471 AbstractCegarLoop]: Abstraction has 497 states and 695 transitions. [2025-03-17 18:56:17,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 695 transitions. [2025-03-17 18:56:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-03-17 18:56:17,603 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:17,603 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:17,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 18:56:17,603 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:17,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:17,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1664025368, now seen corresponding path program 1 times [2025-03-17 18:56:17,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:17,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688625282] [2025-03-17 18:56:17,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:17,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:17,920 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 18:56:17,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 18:56:17,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:17,949 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-17 18:56:18,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:18,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688625282] [2025-03-17 18:56:18,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688625282] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:18,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:18,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:18,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152155617] [2025-03-17 18:56:18,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:18,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:18,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:18,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:18,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:18,087 INFO L87 Difference]: Start difference. First operand 497 states and 695 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:22,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:22,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:22,251 INFO L93 Difference]: Finished difference Result 978 states and 1375 transitions. [2025-03-17 18:56:22,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:22,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2025-03-17 18:56:22,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:22,254 INFO L225 Difference]: With dead ends: 978 [2025-03-17 18:56:22,254 INFO L226 Difference]: Without dead ends: 500 [2025-03-17 18:56:22,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:22,255 INFO L435 NwaCegarLoop]: 659 mSDtfsCounter, 1 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:22,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1313 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2025-03-17 18:56:22,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2025-03-17 18:56:22,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2025-03-17 18:56:22,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 426 states have (on average 1.5422535211267605) internal successors, (657), 471 states have internal predecessors, (657), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:22,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 698 transitions. [2025-03-17 18:56:22,274 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 698 transitions. Word has length 26 [2025-03-17 18:56:22,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:22,274 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 698 transitions. [2025-03-17 18:56:22,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:22,275 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 698 transitions. [2025-03-17 18:56:22,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2025-03-17 18:56:22,275 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:22,275 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:22,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 18:56:22,276 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:22,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:22,276 INFO L85 PathProgramCache]: Analyzing trace with hash -465795484, now seen corresponding path program 1 times [2025-03-17 18:56:22,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:22,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494598233] [2025-03-17 18:56:22,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:22,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:22,567 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-17 18:56:22,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-17 18:56:22,593 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:22,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-17 18:56:22,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:22,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494598233] [2025-03-17 18:56:22,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494598233] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:22,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457786440] [2025-03-17 18:56:22,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:22,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:22,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:22,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:56:22,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-17 18:56:23,417 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-17 18:56:23,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-17 18:56:23,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:23,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:23,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 1697 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 18:56:23,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-17 18:56:23,644 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-17 18:56:23,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457786440] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:23,786 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:23,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 7] total 14 [2025-03-17 18:56:23,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629260631] [2025-03-17 18:56:23,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:23,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-17 18:56:23,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:23,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-17 18:56:23,787 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-17 18:56:23,787 INFO L87 Difference]: Start difference. First operand 500 states and 698 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-17 18:56:27,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:31,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:32,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:32,202 INFO L93 Difference]: Finished difference Result 1003 states and 1405 transitions. [2025-03-17 18:56:32,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-17 18:56:32,203 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2025-03-17 18:56:32,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:32,205 INFO L225 Difference]: With dead ends: 1003 [2025-03-17 18:56:32,205 INFO L226 Difference]: Without dead ends: 517 [2025-03-17 18:56:32,206 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-17 18:56:32,208 INFO L435 NwaCegarLoop]: 653 mSDtfsCounter, 5 mSDsluCounter, 3906 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:32,208 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4559 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 253 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2025-03-17 18:56:32,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2025-03-17 18:56:32,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2025-03-17 18:56:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 444 states have (on average 1.518018018018018) internal successors, (674), 488 states have internal predecessors, (674), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:32,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 715 transitions. [2025-03-17 18:56:32,227 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 715 transitions. Word has length 29 [2025-03-17 18:56:32,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:32,228 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 715 transitions. [2025-03-17 18:56:32,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 states have internal predecessors, (58), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2025-03-17 18:56:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 715 transitions. [2025-03-17 18:56:32,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2025-03-17 18:56:32,229 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:32,229 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:32,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-17 18:56:32,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:32,429 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:32,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:32,430 INFO L85 PathProgramCache]: Analyzing trace with hash 355718020, now seen corresponding path program 1 times [2025-03-17 18:56:32,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:32,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097967235] [2025-03-17 18:56:32,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:32,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:32,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-03-17 18:56:32,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-03-17 18:56:32,728 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:32,728 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:32,883 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-03-17 18:56:32,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:32,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097967235] [2025-03-17 18:56:32,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097967235] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:32,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:32,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:32,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941175837] [2025-03-17 18:56:32,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:32,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:32,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:32,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:32,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:32,885 INFO L87 Difference]: Start difference. First operand 517 states and 715 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:36,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:37,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:37,052 INFO L93 Difference]: Finished difference Result 529 states and 729 transitions. [2025-03-17 18:56:37,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:37,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 47 [2025-03-17 18:56:37,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:37,054 INFO L225 Difference]: With dead ends: 529 [2025-03-17 18:56:37,054 INFO L226 Difference]: Without dead ends: 527 [2025-03-17 18:56:37,055 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:37,055 INFO L435 NwaCegarLoop]: 656 mSDtfsCounter, 2 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:37,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1308 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2025-03-17 18:56:37,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2025-03-17 18:56:37,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 526. [2025-03-17 18:56:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 453 states have (on average 1.5143487858719646) internal successors, (686), 497 states have internal predecessors, (686), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 727 transitions. [2025-03-17 18:56:37,070 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 727 transitions. Word has length 47 [2025-03-17 18:56:37,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:37,072 INFO L471 AbstractCegarLoop]: Abstraction has 526 states and 727 transitions. [2025-03-17 18:56:37,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 727 transitions. [2025-03-17 18:56:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2025-03-17 18:56:37,075 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:37,075 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:37,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 18:56:37,075 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:37,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:37,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1857636886, now seen corresponding path program 1 times [2025-03-17 18:56:37,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:37,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016842811] [2025-03-17 18:56:37,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:37,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:37,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-17 18:56:37,367 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-17 18:56:37,367 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:37,367 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-03-17 18:56:37,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:37,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016842811] [2025-03-17 18:56:37,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016842811] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:37,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:37,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:37,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095077559] [2025-03-17 18:56:37,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:37,494 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:37,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:37,495 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:37,495 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:37,495 INFO L87 Difference]: Start difference. First operand 526 states and 727 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:41,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:41,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:41,619 INFO L93 Difference]: Finished difference Result 526 states and 727 transitions. [2025-03-17 18:56:41,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:41,620 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 48 [2025-03-17 18:56:41,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:41,622 INFO L225 Difference]: With dead ends: 526 [2025-03-17 18:56:41,622 INFO L226 Difference]: Without dead ends: 525 [2025-03-17 18:56:41,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:41,624 INFO L435 NwaCegarLoop]: 657 mSDtfsCounter, 0 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:41,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1311 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2025-03-17 18:56:41,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2025-03-17 18:56:41,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 521. [2025-03-17 18:56:41,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 521 states, 449 states have (on average 1.5144766146993318) internal successors, (680), 492 states have internal predecessors, (680), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:41,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 721 transitions. [2025-03-17 18:56:41,637 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 721 transitions. Word has length 48 [2025-03-17 18:56:41,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:41,638 INFO L471 AbstractCegarLoop]: Abstraction has 521 states and 721 transitions. [2025-03-17 18:56:41,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:41,638 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 721 transitions. [2025-03-17 18:56:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-17 18:56:41,639 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:41,639 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:41,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 18:56:41,639 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:41,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:41,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1863539250, now seen corresponding path program 1 times [2025-03-17 18:56:41,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:41,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970124614] [2025-03-17 18:56:41,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:41,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:41,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-17 18:56:41,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-17 18:56:41,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:41,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:42,010 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:56:42,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:42,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970124614] [2025-03-17 18:56:42,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970124614] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:42,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:42,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:42,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164548091] [2025-03-17 18:56:42,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:42,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:42,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:42,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:42,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:42,012 INFO L87 Difference]: Start difference. First operand 521 states and 721 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:42,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:42,109 INFO L93 Difference]: Finished difference Result 535 states and 739 transitions. [2025-03-17 18:56:42,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:42,110 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 49 [2025-03-17 18:56:42,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:42,112 INFO L225 Difference]: With dead ends: 535 [2025-03-17 18:56:42,112 INFO L226 Difference]: Without dead ends: 533 [2025-03-17 18:56:42,113 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:42,113 INFO L435 NwaCegarLoop]: 656 mSDtfsCounter, 11 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 1307 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:42,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1307 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:56:42,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2025-03-17 18:56:42,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 532. [2025-03-17 18:56:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 460 states have (on average 1.5108695652173914) internal successors, (695), 503 states have internal predecessors, (695), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 736 transitions. [2025-03-17 18:56:42,125 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 736 transitions. Word has length 49 [2025-03-17 18:56:42,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:42,125 INFO L471 AbstractCegarLoop]: Abstraction has 532 states and 736 transitions. [2025-03-17 18:56:42,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 736 transitions. [2025-03-17 18:56:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2025-03-17 18:56:42,127 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:42,127 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:42,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-17 18:56:42,128 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:42,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:42,128 INFO L85 PathProgramCache]: Analyzing trace with hash -948076002, now seen corresponding path program 1 times [2025-03-17 18:56:42,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:42,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105997623] [2025-03-17 18:56:42,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:42,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:42,390 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-03-17 18:56:42,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-03-17 18:56:42,413 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:42,413 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:42,518 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:56:42,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:42,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105997623] [2025-03-17 18:56:42,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105997623] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:42,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:42,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:42,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892619025] [2025-03-17 18:56:42,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:42,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:42,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:42,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:42,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:42,520 INFO L87 Difference]: Start difference. First operand 532 states and 736 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:42,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:42,662 INFO L93 Difference]: Finished difference Result 799 states and 1131 transitions. [2025-03-17 18:56:42,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:42,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 53 [2025-03-17 18:56:42,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:42,665 INFO L225 Difference]: With dead ends: 799 [2025-03-17 18:56:42,665 INFO L226 Difference]: Without dead ends: 797 [2025-03-17 18:56:42,665 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:42,665 INFO L435 NwaCegarLoop]: 652 mSDtfsCounter, 369 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 1296 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:42,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 1296 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:56:42,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2025-03-17 18:56:42,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 536. [2025-03-17 18:56:42,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 464 states have (on average 1.5086206896551724) internal successors, (700), 507 states have internal predecessors, (700), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:56:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 741 transitions. [2025-03-17 18:56:42,680 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 741 transitions. Word has length 53 [2025-03-17 18:56:42,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:42,681 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 741 transitions. [2025-03-17 18:56:42,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 741 transitions. [2025-03-17 18:56:42,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-17 18:56:42,682 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:42,682 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:42,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-17 18:56:42,682 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:56:42,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:42,682 INFO L85 PathProgramCache]: Analyzing trace with hash 101790144, now seen corresponding path program 1 times [2025-03-17 18:56:42,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:42,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103771941] [2025-03-17 18:56:42,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:42,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:42,956 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:56:42,973 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:56:42,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:42,974 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-17 18:56:43,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:43,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103771941] [2025-03-17 18:56:43,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103771941] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:43,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1628795581] [2025-03-17 18:56:43,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:43,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:43,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:43,116 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:56:43,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-17 18:56:43,863 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:56:44,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:56:44,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:44,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:44,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:44,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-17 18:56:44,042 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-17 18:56:44,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1628795581] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:44,072 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:44,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-17 18:56:44,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199857330] [2025-03-17 18:56:44,073 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:44,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:56:44,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:44,073 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:56:44,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:56:44,073 INFO L87 Difference]: Start difference. First operand 536 states and 741 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:56:48,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:52,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:56,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:57:00,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:57:04,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:57:04,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:04,376 INFO L93 Difference]: Finished difference Result 1048 states and 1460 transitions. [2025-03-17 18:57:04,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:04,378 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2025-03-17 18:57:04,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:04,380 INFO L225 Difference]: With dead ends: 1048 [2025-03-17 18:57:04,380 INFO L226 Difference]: Without dead ends: 554 [2025-03-17 18:57:04,381 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:04,382 INFO L435 NwaCegarLoop]: 657 mSDtfsCounter, 4 mSDsluCounter, 1308 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:04,383 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1965 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 84 Invalid, 5 Unknown, 0 Unchecked, 20.3s Time] [2025-03-17 18:57:04,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2025-03-17 18:57:04,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2025-03-17 18:57:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 482 states have (on average 1.4896265560165975) internal successors, (718), 525 states have internal predecessors, (718), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:57:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 759 transitions. [2025-03-17 18:57:04,398 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 759 transitions. Word has length 54 [2025-03-17 18:57:04,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:04,399 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 759 transitions. [2025-03-17 18:57:04,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:04,399 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 759 transitions. [2025-03-17 18:57:04,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-17 18:57:04,399 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:04,399 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:04,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-17 18:57:04,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2025-03-17 18:57:04,600 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:04,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:04,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1584648766, now seen corresponding path program 1 times [2025-03-17 18:57:04,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:04,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533061923] [2025-03-17 18:57:04,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:04,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:04,870 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:57:04,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:57:04,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:04,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:05,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:05,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533061923] [2025-03-17 18:57:05,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533061923] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:05,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210403498] [2025-03-17 18:57:05,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:05,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:05,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:05,061 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:57:05,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-17 18:57:05,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:57:05,996 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:57:05,996 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:05,996 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:06,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:06,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:06,038 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:57:06,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210403498] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:06,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:57:06,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-17 18:57:06,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924393556] [2025-03-17 18:57:06,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:06,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:57:06,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:06,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:57:06,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:06,040 INFO L87 Difference]: Start difference. First operand 554 states and 759 transitions. Second operand has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:06,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:06,164 INFO L93 Difference]: Finished difference Result 555 states and 760 transitions. [2025-03-17 18:57:06,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:57:06,164 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 54 [2025-03-17 18:57:06,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:06,166 INFO L225 Difference]: With dead ends: 555 [2025-03-17 18:57:06,166 INFO L226 Difference]: Without dead ends: 554 [2025-03-17 18:57:06,167 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:06,167 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 21 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1317 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:06,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1317 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:57:06,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2025-03-17 18:57:06,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 553. [2025-03-17 18:57:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 482 states have (on average 1.487551867219917) internal successors, (717), 524 states have internal predecessors, (717), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:57:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 758 transitions. [2025-03-17 18:57:06,182 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 758 transitions. Word has length 54 [2025-03-17 18:57:06,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:06,183 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 758 transitions. [2025-03-17 18:57:06,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.333333333333334) internal successors, (25), 4 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 758 transitions. [2025-03-17 18:57:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-17 18:57:06,183 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:06,183 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:06,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-17 18:57:06,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:06,384 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:06,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:06,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1879472838, now seen corresponding path program 1 times [2025-03-17 18:57:06,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:06,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36309046] [2025-03-17 18:57:06,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:06,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:06,669 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-17 18:57:06,693 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-17 18:57:06,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:06,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:06,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:06,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36309046] [2025-03-17 18:57:06,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36309046] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:06,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429030578] [2025-03-17 18:57:06,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:06,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:06,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:06,871 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:57:06,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-17 18:57:07,646 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-17 18:57:07,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-17 18:57:07,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:07,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:07,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 1788 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:07,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:07,835 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:57:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:07,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429030578] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:57:07,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:57:07,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-17 18:57:07,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509560963] [2025-03-17 18:57:07,871 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:57:07,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:57:07,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:07,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:57:07,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:07,872 INFO L87 Difference]: Start difference. First operand 553 states and 758 transitions. Second operand has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:08,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:08,053 INFO L93 Difference]: Finished difference Result 591 states and 810 transitions. [2025-03-17 18:57:08,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:08,054 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 55 [2025-03-17 18:57:08,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:08,056 INFO L225 Difference]: With dead ends: 591 [2025-03-17 18:57:08,056 INFO L226 Difference]: Without dead ends: 590 [2025-03-17 18:57:08,057 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:08,057 INFO L435 NwaCegarLoop]: 655 mSDtfsCounter, 50 mSDsluCounter, 1975 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 2630 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:08,058 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 2630 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:08,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2025-03-17 18:57:08,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 586. [2025-03-17 18:57:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 515 states have (on average 1.4796116504854369) internal successors, (762), 557 states have internal predecessors, (762), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:57:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 803 transitions. [2025-03-17 18:57:08,070 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 803 transitions. Word has length 55 [2025-03-17 18:57:08,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:08,070 INFO L471 AbstractCegarLoop]: Abstraction has 586 states and 803 transitions. [2025-03-17 18:57:08,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 803 transitions. [2025-03-17 18:57:08,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2025-03-17 18:57:08,070 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:08,071 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2025-03-17 18:57:08,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-03-17 18:57:08,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:08,272 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:08,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:08,272 INFO L85 PathProgramCache]: Analyzing trace with hash -318314462, now seen corresponding path program 1 times [2025-03-17 18:57:08,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:08,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402404476] [2025-03-17 18:57:08,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:08,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:08,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-17 18:57:08,538 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-17 18:57:08,538 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:08,538 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:08,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:08,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402404476] [2025-03-17 18:57:08,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402404476] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:08,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033338288] [2025-03-17 18:57:08,658 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:08,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:08,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:08,660 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:57:08,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-03-17 18:57:09,471 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-17 18:57:09,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-17 18:57:09,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:09,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:09,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 1853 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:09,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:09,641 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:09,641 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:57:09,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033338288] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:09,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:57:09,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-17 18:57:09,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681638646] [2025-03-17 18:57:09,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:09,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:57:09,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:09,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:57:09,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:09,643 INFO L87 Difference]: Start difference. First operand 586 states and 803 transitions. Second operand has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:09,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:09,852 INFO L93 Difference]: Finished difference Result 850 states and 1195 transitions. [2025-03-17 18:57:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:57:09,853 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 57 [2025-03-17 18:57:09,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:09,856 INFO L225 Difference]: With dead ends: 850 [2025-03-17 18:57:09,856 INFO L226 Difference]: Without dead ends: 849 [2025-03-17 18:57:09,856 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:09,857 INFO L435 NwaCegarLoop]: 1014 mSDtfsCounter, 737 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:09,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 1661 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:09,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2025-03-17 18:57:09,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 585. [2025-03-17 18:57:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 515 states have (on average 1.4776699029126215) internal successors, (761), 556 states have internal predecessors, (761), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:57:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 802 transitions. [2025-03-17 18:57:09,870 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 802 transitions. Word has length 57 [2025-03-17 18:57:09,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:09,870 INFO L471 AbstractCegarLoop]: Abstraction has 585 states and 802 transitions. [2025-03-17 18:57:09,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 9.333333333333334) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 802 transitions. [2025-03-17 18:57:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-03-17 18:57:09,871 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:09,871 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 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] [2025-03-17 18:57:09,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2025-03-17 18:57:10,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2025-03-17 18:57:10,071 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:10,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:10,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1277812394, now seen corresponding path program 1 times [2025-03-17 18:57:10,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:10,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576890852] [2025-03-17 18:57:10,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:10,339 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-17 18:57:10,358 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-17 18:57:10,358 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:10,358 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:10,491 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:10,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:10,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576890852] [2025-03-17 18:57:10,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576890852] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:10,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642979046] [2025-03-17 18:57:10,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:10,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:10,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:10,494 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:57:10,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2025-03-17 18:57:11,377 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-17 18:57:11,525 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-17 18:57:11,525 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:11,525 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:11,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:11,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:11,577 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:57:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:11,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642979046] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:57:11,628 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:57:11,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-17 18:57:11,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502892314] [2025-03-17 18:57:11,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:57:11,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:57:11,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:11,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:57:11,629 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:11,629 INFO L87 Difference]: Start difference. First operand 585 states and 802 transitions. Second operand has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:12,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:12,169 INFO L93 Difference]: Finished difference Result 1642 states and 2372 transitions. [2025-03-17 18:57:12,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:12,169 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 58 [2025-03-17 18:57:12,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:12,175 INFO L225 Difference]: With dead ends: 1642 [2025-03-17 18:57:12,175 INFO L226 Difference]: Without dead ends: 1641 [2025-03-17 18:57:12,175 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:12,176 INFO L435 NwaCegarLoop]: 650 mSDtfsCounter, 2203 mSDsluCounter, 2636 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2235 SdHoareTripleChecker+Valid, 3286 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:12,176 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2235 Valid, 3286 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 18:57:12,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2025-03-17 18:57:12,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 597. [2025-03-17 18:57:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 527 states have (on average 1.4724857685009487) internal successors, (776), 568 states have internal predecessors, (776), 26 states have call successors, (26), 14 states have call predecessors, (26), 11 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2025-03-17 18:57:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 817 transitions. [2025-03-17 18:57:12,202 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 817 transitions. Word has length 58 [2025-03-17 18:57:12,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:12,203 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 817 transitions. [2025-03-17 18:57:12,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.166666666666667) internal successors, (43), 7 states have internal predecessors, (43), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 817 transitions. [2025-03-17 18:57:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-17 18:57:12,203 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:12,204 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:12,215 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2025-03-17 18:57:12,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2025-03-17 18:57:12,404 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:12,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:12,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1552970914, now seen corresponding path program 1 times [2025-03-17 18:57:12,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:12,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040532666] [2025-03-17 18:57:12,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:12,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:12,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-17 18:57:12,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-17 18:57:12,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:12,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:12,942 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:12,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:12,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040532666] [2025-03-17 18:57:12,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040532666] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:12,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:12,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:57:12,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091184791] [2025-03-17 18:57:12,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:12,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:12,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:12,943 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:12,943 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:12,943 INFO L87 Difference]: Start difference. First operand 597 states and 817 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 18:57:13,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:13,146 INFO L93 Difference]: Finished difference Result 1106 states and 1546 transitions. [2025-03-17 18:57:13,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:13,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 67 [2025-03-17 18:57:13,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:13,149 INFO L225 Difference]: With dead ends: 1106 [2025-03-17 18:57:13,149 INFO L226 Difference]: Without dead ends: 692 [2025-03-17 18:57:13,150 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:13,151 INFO L435 NwaCegarLoop]: 648 mSDtfsCounter, 119 mSDsluCounter, 586 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 1234 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:13,151 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 1234 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:13,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2025-03-17 18:57:13,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 639. [2025-03-17 18:57:13,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 568 states have (on average 1.4647887323943662) internal successors, (832), 609 states have internal predecessors, (832), 27 states have call successors, (27), 14 states have call predecessors, (27), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-17 18:57:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 875 transitions. [2025-03-17 18:57:13,163 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 875 transitions. Word has length 67 [2025-03-17 18:57:13,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:13,164 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 875 transitions. [2025-03-17 18:57:13,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-03-17 18:57:13,164 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 875 transitions. [2025-03-17 18:57:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-17 18:57:13,164 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:13,164 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:13,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-17 18:57:13,165 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:13,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:13,165 INFO L85 PathProgramCache]: Analyzing trace with hash 2051438624, now seen corresponding path program 1 times [2025-03-17 18:57:13,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:13,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68976301] [2025-03-17 18:57:13,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:13,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:13,431 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 18:57:13,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 18:57:13,449 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:13,449 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-17 18:57:13,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:13,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68976301] [2025-03-17 18:57:13,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68976301] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:13,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:13,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:57:13,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770481753] [2025-03-17 18:57:13,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:13,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:13,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:13,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:13,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:13,559 INFO L87 Difference]: Start difference. First operand 639 states and 875 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-17 18:57:13,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:13,638 INFO L93 Difference]: Finished difference Result 641 states and 875 transitions. [2025-03-17 18:57:13,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:13,639 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 69 [2025-03-17 18:57:13,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:13,641 INFO L225 Difference]: With dead ends: 641 [2025-03-17 18:57:13,641 INFO L226 Difference]: Without dead ends: 639 [2025-03-17 18:57:13,641 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:13,641 INFO L435 NwaCegarLoop]: 656 mSDtfsCounter, 1 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1307 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:13,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1307 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:57:13,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2025-03-17 18:57:13,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 639. [2025-03-17 18:57:13,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 568 states have (on average 1.4612676056338028) internal successors, (830), 609 states have internal predecessors, (830), 27 states have call successors, (27), 14 states have call predecessors, (27), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-17 18:57:13,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 873 transitions. [2025-03-17 18:57:13,653 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 873 transitions. Word has length 69 [2025-03-17 18:57:13,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:13,653 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 873 transitions. [2025-03-17 18:57:13,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-03-17 18:57:13,653 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 873 transitions. [2025-03-17 18:57:13,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2025-03-17 18:57:13,654 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:13,654 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:13,654 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-17 18:57:13,654 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:13,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:13,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1866302262, now seen corresponding path program 2 times [2025-03-17 18:57:13,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:13,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890859272] [2025-03-17 18:57:13,654 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:13,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:13,924 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 70 statements into 2 equivalence classes. [2025-03-17 18:57:13,938 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 24 of 70 statements. [2025-03-17 18:57:13,938 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 18:57:13,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:14,128 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2025-03-17 18:57:14,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:14,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890859272] [2025-03-17 18:57:14,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890859272] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:14,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:14,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 18:57:14,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168679898] [2025-03-17 18:57:14,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:14,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:14,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:14,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:14,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:14,130 INFO L87 Difference]: Start difference. First operand 639 states and 873 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:14,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:14,243 INFO L93 Difference]: Finished difference Result 1192 states and 1642 transitions. [2025-03-17 18:57:14,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:14,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 70 [2025-03-17 18:57:14,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:14,246 INFO L225 Difference]: With dead ends: 1192 [2025-03-17 18:57:14,246 INFO L226 Difference]: Without dead ends: 643 [2025-03-17 18:57:14,247 INFO L434 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 [2025-03-17 18:57:14,247 INFO L435 NwaCegarLoop]: 656 mSDtfsCounter, 27 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:14,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 1274 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-17 18:57:14,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2025-03-17 18:57:14,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 643. [2025-03-17 18:57:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 643 states, 571 states have (on average 1.457092819614711) internal successors, (832), 612 states have internal predecessors, (832), 27 states have call successors, (27), 15 states have call predecessors, (27), 12 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2025-03-17 18:57:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 875 transitions. [2025-03-17 18:57:14,272 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 875 transitions. Word has length 70 [2025-03-17 18:57:14,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:14,273 INFO L471 AbstractCegarLoop]: Abstraction has 643 states and 875 transitions. [2025-03-17 18:57:14,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-17 18:57:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 875 transitions. [2025-03-17 18:57:14,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-03-17 18:57:14,273 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:14,273 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:57:14,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-17 18:57:14,274 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 63 more)] === [2025-03-17 18:57:14,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:14,275 INFO L85 PathProgramCache]: Analyzing trace with hash 435032272, now seen corresponding path program 2 times [2025-03-17 18:57:14,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:14,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268220333] [2025-03-17 18:57:14,275 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:14,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:14,616 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 2 equivalence classes. [2025-03-17 18:57:14,764 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 18:57:14,764 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 18:57:14,764 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2025-03-17 18:57:14,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:14,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268220333] [2025-03-17 18:57:14,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268220333] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:14,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769306723] [2025-03-17 18:57:14,928 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:14,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:14,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:14,930 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 18:57:14,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2025-03-17 18:57:15,822 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 2 equivalence classes.