./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-2.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-2.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 51ce4c2757de3991b684be886f7ff20d2b698c1c8e1eb6aea3e56905f1085bd5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 18:55:47,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 18:55:47,270 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-17 18:55:47,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 18:55:47,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 18:55:47,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 18:55:47,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 18:55:47,298 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 18:55:47,298 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 18:55:47,298 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 18:55:47,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 18:55:47,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 18:55:47,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 18:55:47,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 18:55:47,300 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 18:55:47,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 18:55:47,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 18:55:47,301 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 18:55:47,301 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 18:55:47,301 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 18:55:47,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 18:55:47,302 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 -> 51ce4c2757de3991b684be886f7ff20d2b698c1c8e1eb6aea3e56905f1085bd5 [2025-03-17 18:55:47,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 18:55:47,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 18:55:47,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 18:55:47,547 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 18:55:47,548 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 18:55:47,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-2.i [2025-03-17 18:55:48,674 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8b06a09/865d94365e9b40d5a32c43d679838c56/FLAG23a84924f [2025-03-17 18:55:49,017 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 18:55:49,019 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-2.i [2025-03-17 18:55:49,041 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8b06a09/865d94365e9b40d5a32c43d679838c56/FLAG23a84924f [2025-03-17 18:55:49,224 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8b06a09/865d94365e9b40d5a32c43d679838c56 [2025-03-17 18:55:49,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 18:55:49,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 18:55:49,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 18:55:49,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 18:55:49,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 18:55:49,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:49,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfc3d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:49, skipping insertion in model container [2025-03-17 18:55:49,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 06:55:49" (1/1) ... [2025-03-17 18:55:49,282 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 18:55:49,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 18:55:49,965 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 18:55:50,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 18:55:50,177 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-03-17 18:55:50,184 INFO L204 MainTranslator]: Completed translation [2025-03-17 18:55:50,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50 WrapperNode [2025-03-17 18:55:50,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 18:55:50,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 18:55:50,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 18:55:50,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 18:55:50,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,283 INFO L138 Inliner]: procedures = 581, calls = 798, calls flagged for inlining = 28, calls inlined = 26, statements flattened = 2137 [2025-03-17 18:55:50,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 18:55:50,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 18:55:50,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 18:55:50,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 18:55:50,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,300 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,392 INFO L175 MemorySlicer]: Split 645 memory accesses to 23 slices as follows [2, 3, 25, 3, 7, 34, 2, 10, 22, 1, 3, 17, 17, 355, 2, 3, 1, 3, 6, 65, 16, 4, 44]. 55 percent of accesses are in the largest equivalence class. The 389 initializations are split as follows [2, 0, 9, 3, 0, 5, 2, 1, 0, 0, 0, 0, 4, 355, 0, 0, 0, 0, 0, 8, 0, 0, 0]. The 116 writes are split as follows [0, 0, 15, 0, 7, 0, 0, 5, 5, 1, 3, 17, 4, 0, 1, 0, 1, 0, 4, 39, 1, 1, 12]. [2025-03-17 18:55:50,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,471 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 18:55:50,529 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 18:55:50,529 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 18:55:50,529 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 18:55:50,532 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (1/1) ... [2025-03-17 18:55:50,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 18:55:50,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:55:50,557 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 18:55:50,559 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 18:55:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-03-17 18:55:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-03-17 18:55:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-03-17 18:55:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-03-17 18:55:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-03-17 18:55:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-03-17 18:55:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#22 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-03-17 18:55:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#22 [2025-03-17 18:55:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2025-03-17 18:55:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 18:55:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_column [2025-03-17 18:55:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_column [2025-03-17 18:55:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 18:55:50,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-03-17 18:55:50,584 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 18:55:50,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 18:55:50,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 18:55:50,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-03-17 18:55:50,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-03-17 18:55:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-03-17 18:55:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write2stdout [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure write2stdout [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-03-17 18:55:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 18:55:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2025-03-17 18:55:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-17 18:55:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 18:55:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 18:55:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-17 18:55:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#0 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#1 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#2 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#3 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#4 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#5 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#6 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#7 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#8 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#9 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#10 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#11 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#12 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#13 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#14 [2025-03-17 18:55:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#15 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#16 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#17 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#18 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#19 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#20 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#21 [2025-03-17 18:55:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove#22 [2025-03-17 18:55:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#0 [2025-03-17 18:55:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#1 [2025-03-17 18:55:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#2 [2025-03-17 18:55:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#3 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#4 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#5 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#6 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#7 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#8 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#9 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#10 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#11 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#12 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#13 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#14 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#15 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#16 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#17 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#18 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#19 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#20 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#21 [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove#22 [2025-03-17 18:55:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2025-03-17 18:55:50,597 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2025-03-17 18:55:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 18:55:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 18:55:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-03-17 18:55:50,599 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 18:55:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-17 18:55:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-17 18:55:51,198 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 18:55:51,200 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 18:55:57,654 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3217: havoc _IO_getc_#t~nondet266#1; [2025-03-17 18:55:57,654 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 18:55:57,654 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 18:55:57,654 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 18:55:57,654 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L3268: havoc getopt_long_#t~ret295#1; [2025-03-17 18:55:57,654 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L2411: havoc fclose_if_not_stdin_#t~bitwise75#1; [2025-03-17 18:55:57,940 INFO L? ?]: Removed 1153 outVars from TransFormulas that were not future-live. [2025-03-17 18:55:57,940 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 18:55:57,990 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 18:55:57,991 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 18:55:57,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 06:55:57 BoogieIcfgContainer [2025-03-17 18:55:57,991 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 18:55:57,993 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 18:55:57,994 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 18:55:57,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 18:55:57,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 06:55:49" (1/3) ... [2025-03-17 18:55:57,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ffdee6 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 18:55:57,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 06:55:50" (2/3) ... [2025-03-17 18:55:57,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56ffdee6 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 18:55:57,998 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 18:55:57,999 INFO L128 eAbstractionObserver]: Analyzing ICFG fold-2.i [2025-03-17 18:55:58,010 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 18:55:58,013 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fold-2.i that has 102 procedures, 989 locations, 1 initial locations, 126 loop locations, and 74 error locations. [2025-03-17 18:55:58,072 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 18:55:58,081 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;@1835d1b8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 18:55:58,082 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2025-03-17 18:55:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 631 states, 503 states have (on average 1.658051689860835) internal successors, (834), 583 states have internal predecessors, (834), 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 18:55:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2025-03-17 18:55:58,089 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:55:58,089 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2025-03-17 18:55:58,090 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:55:58,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:55:58,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1508335, now seen corresponding path program 1 times [2025-03-17 18:55:58,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:55:58,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899023245] [2025-03-17 18:55:58,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:58,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:55:58,578 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-03-17 18:55:58,749 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-03-17 18:55:58,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:55:58,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:55:59,044 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 18:55:59,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:55:59,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899023245] [2025-03-17 18:55:59,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899023245] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:55:59,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:55:59,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-03-17 18:55:59,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902428316] [2025-03-17 18:55:59,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:55:59,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:55:59,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:55:59,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:55:59,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:55:59,063 INFO L87 Difference]: Start difference. First operand has 631 states, 503 states have (on average 1.658051689860835) internal successors, (834), 583 states have internal predecessors, (834), 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 18:55:59,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:55:59,242 INFO L93 Difference]: Finished difference Result 1124 states and 1659 transitions. [2025-03-17 18:55:59,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:55:59,244 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 18:55:59,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:55:59,253 INFO L225 Difference]: With dead ends: 1124 [2025-03-17 18:55:59,253 INFO L226 Difference]: Without dead ends: 496 [2025-03-17 18:55:59,259 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 18:55:59,261 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 18:55:59,262 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 18:55:59,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2025-03-17 18:55:59,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2025-03-17 18:55:59,309 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 18:55:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 694 transitions. [2025-03-17 18:55:59,318 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 694 transitions. Word has length 3 [2025-03-17 18:55:59,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:55:59,318 INFO L471 AbstractCegarLoop]: Abstraction has 496 states and 694 transitions. [2025-03-17 18:55:59,318 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 18:55:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 694 transitions. [2025-03-17 18:55:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-17 18:55:59,319 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:55:59,319 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2025-03-17 18:55:59,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 18:55:59,320 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr42ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:55:59,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:55:59,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1986578973, now seen corresponding path program 1 times [2025-03-17 18:55:59,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:55:59,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55290152] [2025-03-17 18:55:59,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:59,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:55:59,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 18:55:59,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 18:55:59,631 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:55:59,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:55:59,859 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 18:55:59,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:55:59,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55290152] [2025-03-17 18:55:59,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55290152] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:55:59,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63423378] [2025-03-17 18:55:59,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:55:59,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:55:59,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:55:59,865 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 18:55:59,866 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 18:56:00,551 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-17 18:56:00,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-17 18:56:00,716 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:00,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:00,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:00,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:00,775 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 18:56:00,775 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:56:00,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63423378] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:00,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:56:00,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 3 [2025-03-17 18:56:00,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791668285] [2025-03-17 18:56:00,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:00,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:56:00,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:00,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:56:00,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:00,778 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 18:56:04,804 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 18:56:04,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:04,960 INFO L93 Difference]: Finished difference Result 496 states and 694 transitions. [2025-03-17 18:56:04,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:56:04,960 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 18:56:04,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:04,962 INFO L225 Difference]: With dead ends: 496 [2025-03-17 18:56:04,962 INFO L226 Difference]: Without dead ends: 495 [2025-03-17 18:56:04,962 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 18:56:04,963 INFO L435 NwaCegarLoop]: 662 mSDtfsCounter, 1 mSDsluCounter, 1322 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1984 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:04,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1984 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-17 18:56:04,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2025-03-17 18:56:04,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2025-03-17 18:56:04,980 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 18:56:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 693 transitions. [2025-03-17 18:56:04,983 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 693 transitions. Word has length 6 [2025-03-17 18:56:04,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:04,984 INFO L471 AbstractCegarLoop]: Abstraction has 495 states and 693 transitions. [2025-03-17 18:56:04,984 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 18:56:04,984 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 693 transitions. [2025-03-17 18:56:04,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-17 18:56:04,985 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:04,985 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1] [2025-03-17 18:56:04,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-17 18:56:05,189 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 18:56:05,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:05,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:05,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1454407473, now seen corresponding path program 1 times [2025-03-17 18:56:05,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:05,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131143088] [2025-03-17 18:56:05,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:05,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:05,453 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-17 18:56:05,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-17 18:56:05,482 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:05,482 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:05,594 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 18:56:05,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:05,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131143088] [2025-03-17 18:56:05,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131143088] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:05,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:05,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:05,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088659248] [2025-03-17 18:56:05,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:05,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:05,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:05,596 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:05,596 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:05,596 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 18:56:05,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:05,714 INFO L93 Difference]: Finished difference Result 495 states and 693 transitions. [2025-03-17 18:56:05,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:05,715 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 18:56:05,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:05,718 INFO L225 Difference]: With dead ends: 495 [2025-03-17 18:56:05,718 INFO L226 Difference]: Without dead ends: 494 [2025-03-17 18:56:05,719 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 18:56:05,721 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 18:56:05,721 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 18:56:05,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2025-03-17 18:56:05,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 492. [2025-03-17 18:56:05,733 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 18:56:05,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 690 transitions. [2025-03-17 18:56:05,735 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 690 transitions. Word has length 7 [2025-03-17 18:56:05,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:05,735 INFO L471 AbstractCegarLoop]: Abstraction has 492 states and 690 transitions. [2025-03-17 18:56:05,735 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 18:56:05,735 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 690 transitions. [2025-03-17 18:56:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-03-17 18:56:05,735 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:05,735 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:05,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 18:56:05,736 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:05,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:05,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1429126993, now seen corresponding path program 1 times [2025-03-17 18:56:05,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:05,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108909867] [2025-03-17 18:56:05,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:05,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:05,989 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 18:56:06,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 18:56:06,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:06,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:06,203 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 18:56:06,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:06,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108909867] [2025-03-17 18:56:06,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108909867] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:06,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469890990] [2025-03-17 18:56:06,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:06,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:06,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:06,205 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 18:56:06,207 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 18:56:06,797 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-17 18:56:06,924 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-17 18:56:06,924 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:06,924 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:06,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 1507 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-17 18:56:06,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:06,946 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 18:56:06,946 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:56:06,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469890990] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:06,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:56:06,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-17 18:56:06,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418549520] [2025-03-17 18:56:06,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:06,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:06,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:06,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:06,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:06,947 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 18:56:10,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:11,118 INFO L93 Difference]: Finished difference Result 492 states and 690 transitions. [2025-03-17 18:56:11,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:11,118 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 18:56:11,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:11,120 INFO L225 Difference]: With dead ends: 492 [2025-03-17 18:56:11,120 INFO L226 Difference]: Without dead ends: 490 [2025-03-17 18:56:11,121 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 18:56:11,121 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 18:56:11,121 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 18:56:11,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2025-03-17 18:56:11,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2025-03-17 18:56:11,131 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 18:56:11,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 688 transitions. [2025-03-17 18:56:11,133 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 688 transitions. Word has length 11 [2025-03-17 18:56:11,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:11,134 INFO L471 AbstractCegarLoop]: Abstraction has 490 states and 688 transitions. [2025-03-17 18:56:11,134 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 18:56:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 688 transitions. [2025-03-17 18:56:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-03-17 18:56:11,134 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:11,135 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:11,161 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 18:56:11,335 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 18:56:11,335 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:11,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:11,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1353262375, now seen corresponding path program 1 times [2025-03-17 18:56:11,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:11,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589709299] [2025-03-17 18:56:11,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:11,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:11,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-17 18:56:11,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-17 18:56:11,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:11,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:11,811 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 18:56:11,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:11,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589709299] [2025-03-17 18:56:11,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589709299] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:11,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039250669] [2025-03-17 18:56:11,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:11,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:11,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:11,814 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 18:56:11,815 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 18:56:12,432 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-17 18:56:12,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-17 18:56:12,562 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:12,562 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:12,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:12,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:12,595 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 18:56:12,595 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:12,637 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 18:56:12,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039250669] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:12,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:12,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 4] total 7 [2025-03-17 18:56:12,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678108676] [2025-03-17 18:56:12,638 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:12,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:56:12,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:12,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:56:12,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:56:12,638 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 18:56:12,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:12,884 INFO L93 Difference]: Finished difference Result 984 states and 1382 transitions. [2025-03-17 18:56:12,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:56:12,884 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 18:56:12,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:12,886 INFO L225 Difference]: With dead ends: 984 [2025-03-17 18:56:12,886 INFO L226 Difference]: Without dead ends: 499 [2025-03-17 18:56:12,887 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 18:56:12,888 INFO L435 NwaCegarLoop]: 661 mSDtfsCounter, 4 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2638 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:12,888 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2638 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:56:12,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2025-03-17 18:56:12,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2025-03-17 18:56:12,897 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 18:56:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 697 transitions. [2025-03-17 18:56:12,899 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 697 transitions. Word has length 12 [2025-03-17 18:56:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:12,899 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 697 transitions. [2025-03-17 18:56:12,899 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 18:56:12,899 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 697 transitions. [2025-03-17 18:56:12,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2025-03-17 18:56:12,899 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:12,899 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 18:56:12,910 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 18:56:13,104 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 18:56:13,104 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:13,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:13,104 INFO L85 PathProgramCache]: Analyzing trace with hash -2053541461, now seen corresponding path program 2 times [2025-03-17 18:56:13,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:13,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023742336] [2025-03-17 18:56:13,105 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:56:13,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:13,346 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 21 statements into 2 equivalence classes. [2025-03-17 18:56:13,377 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 9 of 21 statements. [2025-03-17 18:56:13,378 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 18:56:13,378 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:13,622 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 18:56:13,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:13,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023742336] [2025-03-17 18:56:13,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023742336] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:13,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:13,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-17 18:56:13,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392407276] [2025-03-17 18:56:13,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:13,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 18:56:13,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:13,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 18:56:13,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:56:13,624 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 18:56:17,643 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 18:56:17,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:17,944 INFO L93 Difference]: Finished difference Result 499 states and 697 transitions. [2025-03-17 18:56:17,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 18:56:17,944 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 18:56:17,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:17,946 INFO L225 Difference]: With dead ends: 499 [2025-03-17 18:56:17,946 INFO L226 Difference]: Without dead ends: 497 [2025-03-17 18:56:17,947 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 18:56:17,948 INFO L435 NwaCegarLoop]: 653 mSDtfsCounter, 526 mSDsluCounter, 1439 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.3s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:17,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [539 Valid, 2092 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-03-17 18:56:17,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2025-03-17 18:56:17,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 497. [2025-03-17 18:56:17,960 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 18:56:17,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 695 transitions. [2025-03-17 18:56:17,962 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 695 transitions. Word has length 21 [2025-03-17 18:56:17,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:17,962 INFO L471 AbstractCegarLoop]: Abstraction has 497 states and 695 transitions. [2025-03-17 18:56:17,963 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 18:56:17,963 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 695 transitions. [2025-03-17 18:56:17,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2025-03-17 18:56:17,963 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:17,963 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 18:56:17,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 18:56:17,964 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:17,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:17,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1538320600, now seen corresponding path program 1 times [2025-03-17 18:56:17,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:17,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142443401] [2025-03-17 18:56:17,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:17,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:18,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-17 18:56:18,230 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-17 18:56:18,230 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:18,230 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:18,410 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 18:56:18,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:18,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142443401] [2025-03-17 18:56:18,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142443401] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:18,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:18,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:18,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14842570] [2025-03-17 18:56:18,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:18,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:18,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:18,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:18,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:18,413 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 18:56:22,439 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 18:56:22,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:22,663 INFO L93 Difference]: Finished difference Result 978 states and 1375 transitions. [2025-03-17 18:56:22,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:22,664 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 18:56:22,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:22,666 INFO L225 Difference]: With dead ends: 978 [2025-03-17 18:56:22,666 INFO L226 Difference]: Without dead ends: 500 [2025-03-17 18:56:22,667 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 18:56:22,669 INFO L435 NwaCegarLoop]: 659 mSDtfsCounter, 1 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s 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, 4.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:22,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1313 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-17 18:56:22,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2025-03-17 18:56:22,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2025-03-17 18:56:22,682 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 18:56:22,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 698 transitions. [2025-03-17 18:56:22,685 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 698 transitions. Word has length 26 [2025-03-17 18:56:22,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:22,686 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 698 transitions. [2025-03-17 18:56:22,686 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 18:56:22,686 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 698 transitions. [2025-03-17 18:56:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2025-03-17 18:56:22,687 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:22,687 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 18:56:22,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 18:56:22,688 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:22,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:22,691 INFO L85 PathProgramCache]: Analyzing trace with hash 809374340, now seen corresponding path program 1 times [2025-03-17 18:56:22,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:22,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342383188] [2025-03-17 18:56:22,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:22,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:22,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-17 18:56:22,970 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-17 18:56:22,970 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:22,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:23,197 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 18:56:23,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:23,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342383188] [2025-03-17 18:56:23,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342383188] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:23,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594479537] [2025-03-17 18:56:23,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:23,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:23,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:23,200 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 18:56:23,202 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 18:56:23,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-17 18:56:23,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-17 18:56:23,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:23,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:23,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 1697 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 18:56:24,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:24,229 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 18:56:24,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:24,571 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 18:56:24,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594479537] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:24,573 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:24,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 6, 7] total 14 [2025-03-17 18:56:24,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599364399] [2025-03-17 18:56:24,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:24,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-17 18:56:24,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:24,574 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-17 18:56:24,574 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-17 18:56:24,574 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 18:56:28,601 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 18:56:32,621 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 18:56:33,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:33,222 INFO L93 Difference]: Finished difference Result 1003 states and 1405 transitions. [2025-03-17 18:56:33,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-17 18:56:33,222 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 18:56:33,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:33,224 INFO L225 Difference]: With dead ends: 1003 [2025-03-17 18:56:33,224 INFO L226 Difference]: Without dead ends: 517 [2025-03-17 18:56:33,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-17 18:56:33,226 INFO L435 NwaCegarLoop]: 653 mSDtfsCounter, 5 mSDsluCounter, 3255 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 3908 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:33,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 3908 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 221 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2025-03-17 18:56:33,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2025-03-17 18:56:33,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2025-03-17 18:56:33,238 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 18:56:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 715 transitions. [2025-03-17 18:56:33,242 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 715 transitions. Word has length 29 [2025-03-17 18:56:33,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:33,242 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 715 transitions. [2025-03-17 18:56:33,242 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 18:56:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 715 transitions. [2025-03-17 18:56:33,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2025-03-17 18:56:33,244 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:33,244 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 18:56:33,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-17 18:56:33,444 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 18:56:33,444 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:33,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:33,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1282968996, now seen corresponding path program 1 times [2025-03-17 18:56:33,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:33,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825361076] [2025-03-17 18:56:33,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:33,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:33,680 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 47 statements into 1 equivalence classes. [2025-03-17 18:56:33,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 47 of 47 statements. [2025-03-17 18:56:33,698 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:33,699 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:33,855 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 18:56:33,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:33,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825361076] [2025-03-17 18:56:33,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825361076] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:33,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:33,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:33,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20105] [2025-03-17 18:56:33,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:33,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:33,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:33,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:33,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:33,857 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 18:56:37,878 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 18:56:38,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:38,070 INFO L93 Difference]: Finished difference Result 529 states and 729 transitions. [2025-03-17 18:56:38,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:38,071 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 18:56:38,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:38,073 INFO L225 Difference]: With dead ends: 529 [2025-03-17 18:56:38,074 INFO L226 Difference]: Without dead ends: 527 [2025-03-17 18:56:38,074 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 18:56:38,074 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, 4.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:38,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1308 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-03-17 18:56:38,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2025-03-17 18:56:38,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 526. [2025-03-17 18:56:38,089 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 18:56:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 727 transitions. [2025-03-17 18:56:38,092 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 727 transitions. Word has length 47 [2025-03-17 18:56:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:38,092 INFO L471 AbstractCegarLoop]: Abstraction has 526 states and 727 transitions. [2025-03-17 18:56:38,093 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 18:56:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 727 transitions. [2025-03-17 18:56:38,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2025-03-17 18:56:38,093 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:38,094 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 18:56:38,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 18:56:38,094 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:38,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:38,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1117339610, now seen corresponding path program 1 times [2025-03-17 18:56:38,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:38,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108831925] [2025-03-17 18:56:38,095 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:38,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:38,377 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-17 18:56:38,396 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-17 18:56:38,396 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:38,396 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:38,484 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 18:56:38,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:38,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108831925] [2025-03-17 18:56:38,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108831925] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:38,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:38,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:38,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346097332] [2025-03-17 18:56:38,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:38,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:38,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:38,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:38,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:38,485 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 18:56:42,507 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 18:56:42,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:42,632 INFO L93 Difference]: Finished difference Result 526 states and 727 transitions. [2025-03-17 18:56:42,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:42,633 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 18:56:42,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:42,635 INFO L225 Difference]: With dead ends: 526 [2025-03-17 18:56:42,635 INFO L226 Difference]: Without dead ends: 525 [2025-03-17 18:56:42,635 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 18:56:42,635 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 18:56:42,635 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 18:56:42,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2025-03-17 18:56:42,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 521. [2025-03-17 18:56:42,648 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 18:56:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 721 transitions. [2025-03-17 18:56:42,650 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 721 transitions. Word has length 48 [2025-03-17 18:56:42,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:42,651 INFO L471 AbstractCegarLoop]: Abstraction has 521 states and 721 transitions. [2025-03-17 18:56:42,651 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 18:56:42,651 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 721 transitions. [2025-03-17 18:56:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-17 18:56:42,652 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:42,652 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 18:56:42,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 18:56:42,653 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:42,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:42,653 INFO L85 PathProgramCache]: Analyzing trace with hash 166418926, now seen corresponding path program 1 times [2025-03-17 18:56:42,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:42,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607510407] [2025-03-17 18:56:42,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:42,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:42,896 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-17 18:56:42,915 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-17 18:56:42,915 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:42,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:43,032 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 18:56:43,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:43,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607510407] [2025-03-17 18:56:43,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607510407] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:43,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:43,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:43,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177195190] [2025-03-17 18:56:43,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:43,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:43,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:43,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:43,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:43,033 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 18:56:43,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:43,207 INFO L93 Difference]: Finished difference Result 535 states and 739 transitions. [2025-03-17 18:56:43,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:43,208 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 18:56:43,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:43,210 INFO L225 Difference]: With dead ends: 535 [2025-03-17 18:56:43,210 INFO L226 Difference]: Without dead ends: 533 [2025-03-17 18:56:43,210 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 18:56:43,210 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, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:43,210 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 1307 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:56:43,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2025-03-17 18:56:43,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 532. [2025-03-17 18:56:43,220 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 18:56:43,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 736 transitions. [2025-03-17 18:56:43,221 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 736 transitions. Word has length 49 [2025-03-17 18:56:43,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:43,222 INFO L471 AbstractCegarLoop]: Abstraction has 532 states and 736 transitions. [2025-03-17 18:56:43,222 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 18:56:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 736 transitions. [2025-03-17 18:56:43,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2025-03-17 18:56:43,224 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:43,224 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 18:56:43,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-17 18:56:43,225 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:43,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:43,225 INFO L85 PathProgramCache]: Analyzing trace with hash 2077010494, now seen corresponding path program 1 times [2025-03-17 18:56:43,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:43,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145974287] [2025-03-17 18:56:43,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:43,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:43,472 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 53 statements into 1 equivalence classes. [2025-03-17 18:56:43,490 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 53 of 53 statements. [2025-03-17 18:56:43,490 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:43,490 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:43,609 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 18:56:43,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:43,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145974287] [2025-03-17 18:56:43,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145974287] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:56:43,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:56:43,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:56:43,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611335884] [2025-03-17 18:56:43,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:56:43,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:56:43,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:43,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:56:43,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:56:43,611 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 18:56:43,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:56:43,827 INFO L93 Difference]: Finished difference Result 799 states and 1131 transitions. [2025-03-17 18:56:43,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:56:43,827 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 18:56:43,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:56:43,831 INFO L225 Difference]: With dead ends: 799 [2025-03-17 18:56:43,831 INFO L226 Difference]: Without dead ends: 797 [2025-03-17 18:56:43,831 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 18:56:43,832 INFO L435 NwaCegarLoop]: 652 mSDtfsCounter, 369 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:56:43,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 1296 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:56:43,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2025-03-17 18:56:43,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 536. [2025-03-17 18:56:43,847 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 18:56:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 741 transitions. [2025-03-17 18:56:43,849 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 741 transitions. Word has length 53 [2025-03-17 18:56:43,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:56:43,850 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 741 transitions. [2025-03-17 18:56:43,850 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 18:56:43,850 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 741 transitions. [2025-03-17 18:56:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-17 18:56:43,851 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:56:43,851 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 18:56:43,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-03-17 18:56:43,852 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:56:43,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:56:43,852 INFO L85 PathProgramCache]: Analyzing trace with hash -609808976, now seen corresponding path program 1 times [2025-03-17 18:56:43,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:56:43,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266023996] [2025-03-17 18:56:43,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:43,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:56:44,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:56:44,127 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:56:44,127 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:44,127 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:44,322 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 18:56:44,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:56:44,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266023996] [2025-03-17 18:56:44,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266023996] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:56:44,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081100107] [2025-03-17 18:56:44,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:56:44,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:56:44,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:56:44,324 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 18:56:44,326 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 18:56:45,067 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:56:45,213 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:56:45,214 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:56:45,214 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:56:45,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:56:45,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:56:45,258 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 18:56:45,259 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:56:45,328 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 18:56:45,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1081100107] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:56:45,329 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:56:45,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-17 18:56:45,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985250767] [2025-03-17 18:56:45,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:56:45,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:56:45,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:56:45,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:56:45,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:56:45,330 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 18:56:49,349 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 18:56:53,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:56:57,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:57:01,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 18:57:05,479 WARN L539 Checker$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 18:57:05,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:05,646 INFO L93 Difference]: Finished difference Result 1048 states and 1460 transitions. [2025-03-17 18:57:05,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:05,646 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 18:57:05,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:05,649 INFO L225 Difference]: With dead ends: 1048 [2025-03-17 18:57:05,649 INFO L226 Difference]: Without dead ends: 554 [2025-03-17 18:57:05,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:05,651 INFO L435 NwaCegarLoop]: 657 mSDtfsCounter, 4 mSDsluCounter, 1308 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:05,652 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1965 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 5 Unknown, 0 Unchecked, 20.3s Time] [2025-03-17 18:57:05,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2025-03-17 18:57:05,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2025-03-17 18:57:05,669 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 18:57:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 759 transitions. [2025-03-17 18:57:05,672 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 759 transitions. Word has length 54 [2025-03-17 18:57:05,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:05,673 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 759 transitions. [2025-03-17 18:57:05,673 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 18:57:05,673 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 759 transitions. [2025-03-17 18:57:05,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2025-03-17 18:57:05,674 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:05,675 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 18:57:05,690 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 18:57:05,875 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 18:57:05,875 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:05,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:05,876 INFO L85 PathProgramCache]: Analyzing trace with hash 873049646, now seen corresponding path program 1 times [2025-03-17 18:57:05,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:05,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305449748] [2025-03-17 18:57:05,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:05,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:06,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:57:06,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:57:06,160 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:06,160 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:06,300 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 18:57:06,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:06,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305449748] [2025-03-17 18:57:06,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305449748] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:06,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851253364] [2025-03-17 18:57:06,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:06,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:06,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:06,303 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 18:57:06,304 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 18:57:07,062 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 54 statements into 1 equivalence classes. [2025-03-17 18:57:07,229 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 54 of 54 statements. [2025-03-17 18:57:07,229 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:07,229 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:07,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 1787 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:07,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:07,278 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 18:57:07,278 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:57:07,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851253364] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:07,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:57:07,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-17 18:57:07,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218179224] [2025-03-17 18:57:07,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:07,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:57:07,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:07,283 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:57:07,283 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:07,283 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 18:57:07,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:07,507 INFO L93 Difference]: Finished difference Result 555 states and 760 transitions. [2025-03-17 18:57:07,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:57:07,508 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 18:57:07,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:07,514 INFO L225 Difference]: With dead ends: 555 [2025-03-17 18:57:07,514 INFO L226 Difference]: Without dead ends: 554 [2025-03-17 18:57:07,514 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 18:57:07,515 INFO L435 NwaCegarLoop]: 666 mSDtfsCounter, 21 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:07,515 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1317 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:07,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2025-03-17 18:57:07,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 553. [2025-03-17 18:57:07,527 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 18:57:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 758 transitions. [2025-03-17 18:57:07,529 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 758 transitions. Word has length 54 [2025-03-17 18:57:07,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:07,529 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 758 transitions. [2025-03-17 18:57:07,529 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 18:57:07,530 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 758 transitions. [2025-03-17 18:57:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-17 18:57:07,530 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:07,530 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 18:57:07,543 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 18:57:07,731 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 18:57:07,731 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:07,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:07,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1294736614, now seen corresponding path program 1 times [2025-03-17 18:57:07,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:07,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506917209] [2025-03-17 18:57:07,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:07,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:07,979 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-17 18:57:08,022 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-17 18:57:08,022 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:08,022 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:08,168 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 18:57:08,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:08,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506917209] [2025-03-17 18:57:08,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506917209] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:08,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818991014] [2025-03-17 18:57:08,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:08,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:08,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:08,171 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 18:57:08,172 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 18:57:09,042 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-17 18:57:09,167 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-17 18:57:09,167 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:09,167 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:09,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 1788 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:09,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:09,211 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 18:57:09,211 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:57:09,259 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 18:57:09,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818991014] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:57:09,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:57:09,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-17 18:57:09,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025421971] [2025-03-17 18:57:09,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:57:09,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:57:09,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:09,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:57:09,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:09,260 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 18:57:09,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:09,456 INFO L93 Difference]: Finished difference Result 591 states and 810 transitions. [2025-03-17 18:57:09,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:09,456 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 18:57:09,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:09,458 INFO L225 Difference]: With dead ends: 591 [2025-03-17 18:57:09,458 INFO L226 Difference]: Without dead ends: 590 [2025-03-17 18:57:09,458 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 18:57:09,459 INFO L435 NwaCegarLoop]: 655 mSDtfsCounter, 60 mSDsluCounter, 1964 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 2619 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:09,459 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 2619 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:09,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2025-03-17 18:57:09,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 586. [2025-03-17 18:57:09,470 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 18:57:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 803 transitions. [2025-03-17 18:57:09,471 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 803 transitions. Word has length 55 [2025-03-17 18:57:09,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:09,472 INFO L471 AbstractCegarLoop]: Abstraction has 586 states and 803 transitions. [2025-03-17 18:57:09,472 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 18:57:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 803 transitions. [2025-03-17 18:57:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2025-03-17 18:57:09,472 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:09,472 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 18:57:09,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2025-03-17 18:57:09,673 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 18:57:09,673 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:09,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:09,674 INFO L85 PathProgramCache]: Analyzing trace with hash 390890562, now seen corresponding path program 1 times [2025-03-17 18:57:09,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:09,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222497] [2025-03-17 18:57:09,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:09,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:09,917 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-17 18:57:09,934 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-17 18:57:09,934 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:09,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:10,068 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 18:57:10,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:10,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222497] [2025-03-17 18:57:10,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222497] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:10,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678661057] [2025-03-17 18:57:10,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:10,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:10,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:10,072 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 18:57:10,073 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 18:57:10,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-03-17 18:57:11,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-03-17 18:57:11,040 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:11,040 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:11,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 1853 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:11,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:11,121 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 18:57:11,121 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 18:57:11,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678661057] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:11,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 18:57:11,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-17 18:57:11,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617622272] [2025-03-17 18:57:11,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:11,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-17 18:57:11,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:11,122 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-17 18:57:11,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-17 18:57:11,122 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 18:57:11,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:11,427 INFO L93 Difference]: Finished difference Result 850 states and 1195 transitions. [2025-03-17 18:57:11,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-17 18:57:11,427 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 18:57:11,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:11,430 INFO L225 Difference]: With dead ends: 850 [2025-03-17 18:57:11,430 INFO L226 Difference]: Without dead ends: 849 [2025-03-17 18:57:11,431 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 18:57:11,431 INFO L435 NwaCegarLoop]: 1014 mSDtfsCounter, 737 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:11,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 1661 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-17 18:57:11,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2025-03-17 18:57:11,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 585. [2025-03-17 18:57:11,442 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 18:57:11,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 802 transitions. [2025-03-17 18:57:11,444 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 802 transitions. Word has length 57 [2025-03-17 18:57:11,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:11,444 INFO L471 AbstractCegarLoop]: Abstraction has 585 states and 802 transitions. [2025-03-17 18:57:11,444 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 18:57:11,444 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 802 transitions. [2025-03-17 18:57:11,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2025-03-17 18:57:11,445 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:11,445 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 18:57:11,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2025-03-17 18:57:11,645 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 18:57:11,646 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:11,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:11,646 INFO L85 PathProgramCache]: Analyzing trace with hash -767293114, now seen corresponding path program 1 times [2025-03-17 18:57:11,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:11,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217331993] [2025-03-17 18:57:11,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:11,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:11,897 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-17 18:57:11,921 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-17 18:57:11,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:11,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:12,090 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 18:57:12,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:12,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217331993] [2025-03-17 18:57:12,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217331993] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:12,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048040325] [2025-03-17 18:57:12,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:12,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:12,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:12,093 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 18:57:12,096 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 18:57:12,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-03-17 18:57:13,058 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-03-17 18:57:13,058 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:13,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:13,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 1854 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-17 18:57:13,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 18:57:13,090 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 18:57:13,090 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 18:57:13,136 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 18:57:13,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048040325] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 18:57:13,136 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 18:57:13,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-17 18:57:13,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990171510] [2025-03-17 18:57:13,136 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 18:57:13,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 18:57:13,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:13,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 18:57:13,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-17 18:57:13,137 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 18:57:13,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:13,651 INFO L93 Difference]: Finished difference Result 1642 states and 2372 transitions. [2025-03-17 18:57:13,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-17 18:57:13,651 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 18:57:13,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:13,656 INFO L225 Difference]: With dead ends: 1642 [2025-03-17 18:57:13,656 INFO L226 Difference]: Without dead ends: 1641 [2025-03-17 18:57:13,656 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 18:57:13,656 INFO L435 NwaCegarLoop]: 650 mSDtfsCounter, 2557 mSDsluCounter, 2338 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2589 SdHoareTripleChecker+Valid, 2988 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-17 18:57:13,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2589 Valid, 2988 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-17 18:57:13,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2025-03-17 18:57:13,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 597. [2025-03-17 18:57:13,672 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 18:57:13,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 817 transitions. [2025-03-17 18:57:13,674 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 817 transitions. Word has length 58 [2025-03-17 18:57:13,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:13,675 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 817 transitions. [2025-03-17 18:57:13,675 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 18:57:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 817 transitions. [2025-03-17 18:57:13,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2025-03-17 18:57:13,675 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:13,675 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 18:57:13,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2025-03-17 18:57:13,876 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 18:57:13,876 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:13,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:13,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1519882486, now seen corresponding path program 1 times [2025-03-17 18:57:13,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:13,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763038007] [2025-03-17 18:57:13,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:13,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:14,119 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 67 statements into 1 equivalence classes. [2025-03-17 18:57:14,137 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 67 of 67 statements. [2025-03-17 18:57:14,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:14,137 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:14,286 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 18:57:14,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:14,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763038007] [2025-03-17 18:57:14,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763038007] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:14,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:14,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:57:14,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337934737] [2025-03-17 18:57:14,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:14,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:14,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:14,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:14,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:14,289 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 18:57:14,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:14,538 INFO L93 Difference]: Finished difference Result 1106 states and 1546 transitions. [2025-03-17 18:57:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:14,539 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 18:57:14,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:14,541 INFO L225 Difference]: With dead ends: 1106 [2025-03-17 18:57:14,541 INFO L226 Difference]: Without dead ends: 692 [2025-03-17 18:57:14,542 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 18:57:14,542 INFO L435 NwaCegarLoop]: 670 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, 1256 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 18:57:14,542 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 1256 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 18:57:14,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2025-03-17 18:57:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 639. [2025-03-17 18:57:14,552 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 18:57:14,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 875 transitions. [2025-03-17 18:57:14,554 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 875 transitions. Word has length 67 [2025-03-17 18:57:14,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:14,554 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 875 transitions. [2025-03-17 18:57:14,554 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 18:57:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 875 transitions. [2025-03-17 18:57:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2025-03-17 18:57:14,554 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:14,555 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 18:57:14,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-17 18:57:14,555 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:14,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:14,555 INFO L85 PathProgramCache]: Analyzing trace with hash -318145912, now seen corresponding path program 1 times [2025-03-17 18:57:14,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:14,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562641416] [2025-03-17 18:57:14,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 18:57:14,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:14,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 69 statements into 1 equivalence classes. [2025-03-17 18:57:14,876 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 69 of 69 statements. [2025-03-17 18:57:14,876 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 18:57:14,876 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:14,997 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 18:57:14,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:14,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562641416] [2025-03-17 18:57:14,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562641416] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:14,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:14,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 18:57:14,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654457967] [2025-03-17 18:57:14,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:14,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:14,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:15,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:15,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:15,000 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 18:57:15,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:15,112 INFO L93 Difference]: Finished difference Result 641 states and 875 transitions. [2025-03-17 18:57:15,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:15,113 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 18:57:15,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:15,115 INFO L225 Difference]: With dead ends: 641 [2025-03-17 18:57:15,115 INFO L226 Difference]: Without dead ends: 639 [2025-03-17 18:57:15,115 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 18:57:15,115 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 18:57:15,116 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 18:57:15,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 639 states. [2025-03-17 18:57:15,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 639 to 639. [2025-03-17 18:57:15,125 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 18:57:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 873 transitions. [2025-03-17 18:57:15,127 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 873 transitions. Word has length 69 [2025-03-17 18:57:15,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:15,127 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 873 transitions. [2025-03-17 18:57:15,127 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 18:57:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 873 transitions. [2025-03-17 18:57:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2025-03-17 18:57:15,128 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:15,128 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 18:57:15,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-03-17 18:57:15,128 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:15,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:15,128 INFO L85 PathProgramCache]: Analyzing trace with hash -2074834758, now seen corresponding path program 2 times [2025-03-17 18:57:15,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:15,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032113931] [2025-03-17 18:57:15,129 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:15,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:15,415 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 70 statements into 2 equivalence classes. [2025-03-17 18:57:15,435 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 24 of 70 statements. [2025-03-17 18:57:15,435 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-17 18:57:15,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:15,625 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 18:57:15,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:15,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032113931] [2025-03-17 18:57:15,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032113931] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 18:57:15,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 18:57:15,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 18:57:15,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587443355] [2025-03-17 18:57:15,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 18:57:15,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 18:57:15,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 18:57:15,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 18:57:15,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 18:57:15,626 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 18:57:15,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 18:57:15,758 INFO L93 Difference]: Finished difference Result 1192 states and 1642 transitions. [2025-03-17 18:57:15,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 18:57:15,759 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 18:57:15,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 18:57:15,761 INFO L225 Difference]: With dead ends: 1192 [2025-03-17 18:57:15,762 INFO L226 Difference]: Without dead ends: 643 [2025-03-17 18:57:15,763 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 18:57:15,763 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 18:57:15,764 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 18:57:15,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2025-03-17 18:57:15,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 643. [2025-03-17 18:57:15,781 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 18:57:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 875 transitions. [2025-03-17 18:57:15,783 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 875 transitions. Word has length 70 [2025-03-17 18:57:15,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 18:57:15,783 INFO L471 AbstractCegarLoop]: Abstraction has 643 states and 875 transitions. [2025-03-17 18:57:15,783 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 18:57:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 875 transitions. [2025-03-17 18:57:15,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2025-03-17 18:57:15,784 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 18:57:15,784 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 18:57:15,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-03-17 18:57:15,784 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW === [write2stdoutErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, vasprintfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 71 more)] === [2025-03-17 18:57:15,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 18:57:15,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1898767040, now seen corresponding path program 2 times [2025-03-17 18:57:15,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 18:57:15,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242780607] [2025-03-17 18:57:15,785 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:15,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 18:57:16,034 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 2 equivalence classes. [2025-03-17 18:57:16,188 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 72 of 72 statements. [2025-03-17 18:57:16,188 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-17 18:57:16,188 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 18:57:16,346 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 18:57:16,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 18:57:16,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242780607] [2025-03-17 18:57:16,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242780607] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 18:57:16,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233936310] [2025-03-17 18:57:16,346 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-17 18:57:16,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 18:57:16,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 18:57:16,353 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 18:57:16,355 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 18:57:17,237 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 72 statements into 2 equivalence classes.