./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/cut-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e2fb8bed 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/cut-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 49def959403998181ef2955078dcd1a79d340ee2ca5fecb060348bd1fc00ad32 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 05:51:14,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 05:51:14,175 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2025-03-09 05:51:14,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 05:51:14,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 05:51:14,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 05:51:14,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 05:51:14,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 05:51:14,201 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 05:51:14,201 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 05:51:14,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-09 05:51:14,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-09 05:51:14,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 05:51:14,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 05:51:14,201 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 05:51:14,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 05:51:14,202 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-09 05:51:14,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 05:51:14,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-09 05:51:14,203 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-09 05:51:14,203 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 -> 49def959403998181ef2955078dcd1a79d340ee2ca5fecb060348bd1fc00ad32 [2025-03-09 05:51:14,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 05:51:14,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 05:51:14,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 05:51:14,474 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 05:51:14,474 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 05:51:14,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/cut-1.i [2025-03-09 05:51:15,650 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a223857/8d07eef5f18f4a94bd8f6d50921694c8/FLAG2c37c48ed [2025-03-09 05:51:16,089 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 05:51:16,090 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/cut-1.i [2025-03-09 05:51:16,121 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a223857/8d07eef5f18f4a94bd8f6d50921694c8/FLAG2c37c48ed [2025-03-09 05:51:16,233 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01a223857/8d07eef5f18f4a94bd8f6d50921694c8 [2025-03-09 05:51:16,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 05:51:16,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 05:51:16,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 05:51:16,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 05:51:16,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 05:51:16,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 05:51:16" (1/1) ... [2025-03-09 05:51:16,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e91fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:16, skipping insertion in model container [2025-03-09 05:51:16,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 05:51:16" (1/1) ... [2025-03-09 05:51:16,304 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 05:51:17,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 05:51:17,227 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 05:51:17,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 05:51:17,574 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2025-03-09 05:51:17,580 INFO L204 MainTranslator]: Completed translation [2025-03-09 05:51:17,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17 WrapperNode [2025-03-09 05:51:17,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 05:51:17,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 05:51:17,582 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 05:51:17,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 05:51:17,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,753 INFO L138 Inliner]: procedures = 581, calls = 890, calls flagged for inlining = 30, calls inlined = 28, statements flattened = 2425 [2025-03-09 05:51:17,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 05:51:17,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 05:51:17,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 05:51:17,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 05:51:17,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,785 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,895 INFO L175 MemorySlicer]: Split 733 memory accesses to 22 slices as follows [2, 6, 3, 6, 3, 8, 3, 2, 44, 2, 18, 10, 15, 30, 121, 17, 3, 17, 41, 355, 20, 7]. 48 percent of accesses are in the largest equivalence class. The 379 initializations are split as follows [2, 0, 0, 4, 3, 0, 0, 0, 0, 2, 0, 1, 0, 2, 2, 0, 0, 4, 0, 355, 4, 0]. The 176 writes are split as follows [0, 2, 0, 2, 0, 8, 0, 1, 12, 0, 4, 5, 1, 20, 69, 17, 0, 4, 12, 0, 15, 4]. [2025-03-09 05:51:17,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,951 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:17,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:18,032 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 05:51:18,032 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 05:51:18,033 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 05:51:18,033 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 05:51:18,033 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (1/1) ... [2025-03-09 05:51:18,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 05:51:18,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:18,077 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) [2025-03-09 05:51:18,092 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 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#0 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#1 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#2 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#3 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#4 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#5 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#6 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#7 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#8 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#9 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#10 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#11 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#12 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#13 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#14 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#15 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#16 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#17 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#18 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#19 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#20 [2025-03-09 05:51:18,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc#21 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#0 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#1 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#2 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#3 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#4 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#5 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#6 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#7 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#8 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#9 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#10 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#11 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#12 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#13 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#14 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#15 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#16 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#17 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#18 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#19 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#20 [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc#21 [2025-03-09 05:51:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure xatoi_positive [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoi_positive [2025-03-09 05:51:18,107 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2025-03-09 05:51:18,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2025-03-09 05:51:18,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure xzalloc [2025-03-09 05:51:18,110 INFO L138 BoogieDeclarations]: Found implementation of procedure xzalloc [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-09 05:51:18,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-09 05:51:18,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2025-03-09 05:51:18,112 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-09 05:51:18,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-09 05:51:18,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 05:51:18,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2025-03-09 05:51:18,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2025-03-09 05:51:18,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2025-03-09 05:51:18,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2025-03-09 05:51:18,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2025-03-09 05:51:18,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2025-03-09 05:51:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2025-03-09 05:51:18,121 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-09 05:51:18,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-09 05:51:18,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2025-03-09 05:51:18,123 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-09 05:51:18,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-09 05:51:18,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-09 05:51:18,125 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-09 05:51:18,126 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-09 05:51:18,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-09 05:51:18,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-09 05:51:18,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-09 05:51:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2025-03-09 05:51:18,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-09 05:51:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-09 05:51:18,764 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 05:51:18,768 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 05:51:18,818 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3328: havoc #t~nondet311.base, #t~nondet311.offset; [2025-03-09 05:51:24,672 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3374: havoc getopt_long_#t~ret339#1; [2025-03-09 05:51:24,673 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3212: call ULTIMATE.dealloc(xmalloc_fgetline_~#i~1#1.base, xmalloc_fgetline_~#i~1#1.offset);havoc xmalloc_fgetline_~#i~1#1.base, xmalloc_fgetline_~#i~1#1.offset; [2025-03-09 05:51:24,673 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2688: havoc fclose_if_not_stdin_#t~bitwise150#1; [2025-03-09 05:51:24,673 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2757: call ULTIMATE.dealloc(getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset);havoc getopt32_~#complementary~0#1.base, getopt32_~#complementary~0#1.offset; [2025-03-09 05:51:24,673 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L3319: havoc _IO_getc_#t~nondet309#1; [2025-03-09 05:51:24,673 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L2573: call ULTIMATE.dealloc(__main_~#sopt~0#1.base, __main_~#sopt~0#1.offset);havoc __main_~#sopt~0#1.base, __main_~#sopt~0#1.offset;call ULTIMATE.dealloc(__main_~#ltok~0#1.base, __main_~#ltok~0#1.offset);havoc __main_~#ltok~0#1.base, __main_~#ltok~0#1.offset; [2025-03-09 05:51:24,971 INFO L? ?]: Removed 952 outVars from TransFormulas that were not future-live. [2025-03-09 05:51:24,972 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 05:51:25,028 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 05:51:25,028 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 05:51:25,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 05:51:25 BoogieIcfgContainer [2025-03-09 05:51:25,035 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 05:51:25,037 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-09 05:51:25,037 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-09 05:51:25,044 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-09 05:51:25,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.03 05:51:16" (1/3) ... [2025-03-09 05:51:25,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a078ae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 05:51:25, skipping insertion in model container [2025-03-09 05:51:25,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 05:51:17" (2/3) ... [2025-03-09 05:51:25,045 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a078ae9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 05:51:25, skipping insertion in model container [2025-03-09 05:51:25,045 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 05:51:25" (3/3) ... [2025-03-09 05:51:25,046 INFO L128 eAbstractionObserver]: Analyzing ICFG cut-1.i [2025-03-09 05:51:25,063 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-09 05:51:25,066 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG cut-1.i that has 75 procedures, 957 locations, 1 initial locations, 82 loop locations, and 99 error locations. [2025-03-09 05:51:25,152 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-09 05:51:25,168 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;@523b66c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-09 05:51:25,169 INFO L334 AbstractCegarLoop]: Starting to check reachability of 99 error locations. [2025-03-09 05:51:25,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 721 states, 569 states have (on average 1.6678383128295255) internal successors, (949), 674 states have internal predecessors, (949), 38 states have call successors, (38), 15 states have call predecessors, (38), 15 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2025-03-09 05:51:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-03-09 05:51:25,182 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:25,183 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-03-09 05:51:25,183 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:25,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:25,190 INFO L85 PathProgramCache]: Analyzing trace with hash 46267327, now seen corresponding path program 1 times [2025-03-09 05:51:25,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:25,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807613127] [2025-03-09 05:51:25,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:25,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:26,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-09 05:51:26,383 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-09 05:51:26,383 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:26,383 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:26,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:26,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807613127] [2025-03-09 05:51:26,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807613127] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:26,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:26,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:51:26,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86014575] [2025-03-09 05:51:26,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:26,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:26,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:26,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:26,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:26,901 INFO L87 Difference]: Start difference. First operand has 721 states, 569 states have (on average 1.6678383128295255) internal successors, (949), 674 states have internal predecessors, (949), 38 states have call successors, (38), 15 states have call predecessors, (38), 15 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 05:51:27,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:27,349 INFO L93 Difference]: Finished difference Result 1319 states and 1919 transitions. [2025-03-09 05:51:27,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:27,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 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 4 [2025-03-09 05:51:27,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:27,384 INFO L225 Difference]: With dead ends: 1319 [2025-03-09 05:51:27,384 INFO L226 Difference]: Without dead ends: 602 [2025-03-09 05:51:27,392 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 [2025-03-09 05:51:27,394 INFO L435 NwaCegarLoop]: 800 mSDtfsCounter, 1 mSDsluCounter, 796 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1596 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:27,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1596 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-09 05:51:27,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2025-03-09 05:51:27,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 602. [2025-03-09 05:51:27,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 489 states have (on average 1.5889570552147239) internal successors, (777), 566 states have internal predecessors, (777), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 832 transitions. [2025-03-09 05:51:27,460 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 832 transitions. Word has length 4 [2025-03-09 05:51:27,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:27,460 INFO L471 AbstractCegarLoop]: Abstraction has 602 states and 832 transitions. [2025-03-09 05:51:27,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 05:51:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 832 transitions. [2025-03-09 05:51:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-09 05:51:27,461 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:27,461 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2025-03-09 05:51:27,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-09 05:51:27,461 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr68ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:27,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:27,462 INFO L85 PathProgramCache]: Analyzing trace with hash -333136292, now seen corresponding path program 1 times [2025-03-09 05:51:27,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:27,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082392826] [2025-03-09 05:51:27,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:27,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:28,252 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 05:51:28,299 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 05:51:28,299 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:28,299 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:28,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:28,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082392826] [2025-03-09 05:51:28,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082392826] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:28,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707179742] [2025-03-09 05:51:28,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:28,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:28,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:28,631 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) [2025-03-09 05:51:28,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-09 05:51:29,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-09 05:51:29,837 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-09 05:51:29,837 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:29,837 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:29,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 1930 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:51:29,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:29,933 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:51:29,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707179742] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:29,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:51:29,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-09 05:51:29,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743377290] [2025-03-09 05:51:29,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:29,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-09 05:51:29,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:29,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 05:51:29,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:29,934 INFO L87 Difference]: Start difference. First operand 602 states and 832 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2025-03-09 05:51:30,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:30,302 INFO L93 Difference]: Finished difference Result 602 states and 832 transitions. [2025-03-09 05:51:30,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 05:51:30,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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 [2025-03-09 05:51:30,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:30,306 INFO L225 Difference]: With dead ends: 602 [2025-03-09 05:51:30,307 INFO L226 Difference]: Without dead ends: 601 [2025-03-09 05:51:30,307 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:30,307 INFO L435 NwaCegarLoop]: 796 mSDtfsCounter, 1 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1591 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:30,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1591 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-09 05:51:30,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2025-03-09 05:51:30,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2025-03-09 05:51:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 489 states have (on average 1.586912065439673) internal successors, (776), 565 states have internal predecessors, (776), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 831 transitions. [2025-03-09 05:51:30,326 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 831 transitions. Word has length 7 [2025-03-09 05:51:30,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:30,326 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 831 transitions. [2025-03-09 05:51:30,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2025-03-09 05:51:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 831 transitions. [2025-03-09 05:51:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-09 05:51:30,331 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:30,331 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2025-03-09 05:51:30,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-09 05:51:30,532 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 [2025-03-09 05:51:30,532 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr67ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:30,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:30,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1737289023, now seen corresponding path program 1 times [2025-03-09 05:51:30,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:30,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680292619] [2025-03-09 05:51:30,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:30,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:31,287 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 05:51:31,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 05:51:31,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:31,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 05:51:31,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:31,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680292619] [2025-03-09 05:51:31,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680292619] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:31,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:31,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:51:31,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867280190] [2025-03-09 05:51:31,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:31,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:31,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:31,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:31,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:31,505 INFO L87 Difference]: Start difference. First operand 601 states and 831 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 05:51:31,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:31,853 INFO L93 Difference]: Finished difference Result 601 states and 831 transitions. [2025-03-09 05:51:31,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:31,853 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2025-03-09 05:51:31,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:31,856 INFO L225 Difference]: With dead ends: 601 [2025-03-09 05:51:31,856 INFO L226 Difference]: Without dead ends: 600 [2025-03-09 05:51:31,856 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 [2025-03-09 05:51:31,857 INFO L435 NwaCegarLoop]: 797 mSDtfsCounter, 0 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1592 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:31,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1592 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-09 05:51:31,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2025-03-09 05:51:31,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 598. [2025-03-09 05:51:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 487 states have (on average 1.5872689938398357) internal successors, (773), 562 states have internal predecessors, (773), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:31,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 828 transitions. [2025-03-09 05:51:31,870 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 828 transitions. Word has length 8 [2025-03-09 05:51:31,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:31,870 INFO L471 AbstractCegarLoop]: Abstraction has 598 states and 828 transitions. [2025-03-09 05:51:31,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-09 05:51:31,871 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 828 transitions. [2025-03-09 05:51:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-03-09 05:51:31,871 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:31,871 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:31,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-09 05:51:31,871 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:31,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:31,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1653096964, now seen corresponding path program 1 times [2025-03-09 05:51:31,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:31,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464651498] [2025-03-09 05:51:31,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:31,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:32,607 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 05:51:32,636 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 05:51:32,636 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:32,636 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:33,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:33,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464651498] [2025-03-09 05:51:33,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464651498] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:33,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219190805] [2025-03-09 05:51:33,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:33,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:33,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:33,007 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) [2025-03-09 05:51:33,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-09 05:51:34,080 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-09 05:51:34,274 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-09 05:51:34,274 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:34,274 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:34,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 1947 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-09 05:51:34,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-03-09 05:51:34,342 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:51:34,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219190805] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:34,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:51:34,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2025-03-09 05:51:34,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213247782] [2025-03-09 05:51:34,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:34,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:34,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:34,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:34,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:34,343 INFO L87 Difference]: Start difference. First operand 598 states and 828 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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) [2025-03-09 05:51:34,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:34,622 INFO L93 Difference]: Finished difference Result 598 states and 828 transitions. [2025-03-09 05:51:34,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:34,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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 12 [2025-03-09 05:51:34,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:34,625 INFO L225 Difference]: With dead ends: 598 [2025-03-09 05:51:34,625 INFO L226 Difference]: Without dead ends: 596 [2025-03-09 05:51:34,629 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:34,629 INFO L435 NwaCegarLoop]: 790 mSDtfsCounter, 667 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 685 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:34,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [685 Valid, 925 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-09 05:51:34,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2025-03-09 05:51:34,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 596. [2025-03-09 05:51:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 487 states have (on average 1.5831622176591376) internal successors, (771), 560 states have internal predecessors, (771), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:34,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 826 transitions. [2025-03-09 05:51:34,650 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 826 transitions. Word has length 12 [2025-03-09 05:51:34,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:34,651 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 826 transitions. [2025-03-09 05:51:34,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 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) [2025-03-09 05:51:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 826 transitions. [2025-03-09 05:51:34,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2025-03-09 05:51:34,652 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:34,652 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:34,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-09 05:51:34,852 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 [2025-03-09 05:51:34,853 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:34,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:34,853 INFO L85 PathProgramCache]: Analyzing trace with hash -293600237, now seen corresponding path program 1 times [2025-03-09 05:51:34,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:34,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065853629] [2025-03-09 05:51:34,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:35,571 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-09 05:51:35,607 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-09 05:51:35,607 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:35,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:35,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:35,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065853629] [2025-03-09 05:51:35,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065853629] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:35,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [420102458] [2025-03-09 05:51:35,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:35,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:35,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:35,965 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) [2025-03-09 05:51:35,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-09 05:51:37,030 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-09 05:51:37,204 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-09 05:51:37,205 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:37,205 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:37,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 1948 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:51:37,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:37,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:37,285 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:51:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 05:51:37,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [420102458] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:51:37,435 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:51:37,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-09 05:51:37,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007278969] [2025-03-09 05:51:37,435 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:51:37,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:51:37,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:37,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:51:37,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:51:37,436 INFO L87 Difference]: Start difference. First operand 596 states and 826 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2025-03-09 05:51:38,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:38,082 INFO L93 Difference]: Finished difference Result 1195 states and 1657 transitions. [2025-03-09 05:51:38,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:51:38,085 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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 13 [2025-03-09 05:51:38,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:38,087 INFO L225 Difference]: With dead ends: 1195 [2025-03-09 05:51:38,087 INFO L226 Difference]: Without dead ends: 605 [2025-03-09 05:51:38,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:51:38,089 INFO L435 NwaCegarLoop]: 795 mSDtfsCounter, 4 mSDsluCounter, 2379 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3174 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:38,089 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3174 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-09 05:51:38,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2025-03-09 05:51:38,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 605. [2025-03-09 05:51:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 496 states have (on average 1.5725806451612903) internal successors, (780), 569 states have internal predecessors, (780), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 835 transitions. [2025-03-09 05:51:38,102 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 835 transitions. Word has length 13 [2025-03-09 05:51:38,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:38,102 INFO L471 AbstractCegarLoop]: Abstraction has 605 states and 835 transitions. [2025-03-09 05:51:38,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 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) [2025-03-09 05:51:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 835 transitions. [2025-03-09 05:51:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2025-03-09 05:51:38,103 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:38,103 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:38,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-09 05:51:38,303 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 [2025-03-09 05:51:38,303 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:38,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:38,304 INFO L85 PathProgramCache]: Analyzing trace with hash 717402358, now seen corresponding path program 2 times [2025-03-09 05:51:38,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:38,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210661381] [2025-03-09 05:51:38,304 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:51:38,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:38,907 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 22 statements into 2 equivalence classes. [2025-03-09 05:51:38,954 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 10 of 22 statements. [2025-03-09 05:51:38,954 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 05:51:38,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:51:39,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:39,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210661381] [2025-03-09 05:51:39,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210661381] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:39,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:39,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-09 05:51:39,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94405995] [2025-03-09 05:51:39,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:39,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-09 05:51:39,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:39,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 05:51:39,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:39,405 INFO L87 Difference]: Start difference. First operand 605 states and 835 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2025-03-09 05:51:40,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:40,099 INFO L93 Difference]: Finished difference Result 605 states and 835 transitions. [2025-03-09 05:51:40,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 05:51:40,100 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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 22 [2025-03-09 05:51:40,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:40,103 INFO L225 Difference]: With dead ends: 605 [2025-03-09 05:51:40,103 INFO L226 Difference]: Without dead ends: 603 [2025-03-09 05:51:40,103 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:40,104 INFO L435 NwaCegarLoop]: 787 mSDtfsCounter, 666 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 684 SdHoareTripleChecker+Valid, 2488 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:40,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [684 Valid, 2488 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-09 05:51:40,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 603 states. [2025-03-09 05:51:40,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 603 to 603. [2025-03-09 05:51:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 496 states have (on average 1.5685483870967742) internal successors, (778), 567 states have internal predecessors, (778), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 833 transitions. [2025-03-09 05:51:40,124 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 833 transitions. Word has length 22 [2025-03-09 05:51:40,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:40,124 INFO L471 AbstractCegarLoop]: Abstraction has 603 states and 833 transitions. [2025-03-09 05:51:40,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 5 states have internal predecessors, (11), 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) [2025-03-09 05:51:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 833 transitions. [2025-03-09 05:51:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-03-09 05:51:40,125 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:40,125 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:40,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-09 05:51:40,125 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:40,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:40,126 INFO L85 PathProgramCache]: Analyzing trace with hash -2005208068, now seen corresponding path program 1 times [2025-03-09 05:51:40,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:40,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556845197] [2025-03-09 05:51:40,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:40,847 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-09 05:51:40,885 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-09 05:51:40,885 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:40,885 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:51:41,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:41,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556845197] [2025-03-09 05:51:41,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556845197] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:41,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:41,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 05:51:41,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422023654] [2025-03-09 05:51:41,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:41,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:41,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:41,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:41,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:41,145 INFO L87 Difference]: Start difference. First operand 603 states and 833 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-03-09 05:51:41,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:41,632 INFO L93 Difference]: Finished difference Result 1189 states and 1650 transitions. [2025-03-09 05:51:41,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:41,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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 27 [2025-03-09 05:51:41,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:41,635 INFO L225 Difference]: With dead ends: 1189 [2025-03-09 05:51:41,635 INFO L226 Difference]: Without dead ends: 606 [2025-03-09 05:51:41,636 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 [2025-03-09 05:51:41,637 INFO L435 NwaCegarLoop]: 793 mSDtfsCounter, 2 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:41,637 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1581 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-09 05:51:41,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2025-03-09 05:51:41,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 606. [2025-03-09 05:51:41,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 606 states, 499 states have (on average 1.565130260521042) internal successors, (781), 570 states have internal predecessors, (781), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 836 transitions. [2025-03-09 05:51:41,649 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 836 transitions. Word has length 27 [2025-03-09 05:51:41,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:41,650 INFO L471 AbstractCegarLoop]: Abstraction has 606 states and 836 transitions. [2025-03-09 05:51:41,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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) [2025-03-09 05:51:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 836 transitions. [2025-03-09 05:51:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2025-03-09 05:51:41,650 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:41,650 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:41,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-09 05:51:41,650 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:41,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:41,651 INFO L85 PathProgramCache]: Analyzing trace with hash -2032241200, now seen corresponding path program 1 times [2025-03-09 05:51:41,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:41,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028299421] [2025-03-09 05:51:41,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:41,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:42,279 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-03-09 05:51:42,311 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-03-09 05:51:42,311 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:42,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:51:42,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:42,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028299421] [2025-03-09 05:51:42,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028299421] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:42,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:42,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:51:42,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260850172] [2025-03-09 05:51:42,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:42,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:42,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:42,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:42,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:42,540 INFO L87 Difference]: Start difference. First operand 606 states and 836 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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) [2025-03-09 05:51:43,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:43,039 INFO L93 Difference]: Finished difference Result 873 states and 1230 transitions. [2025-03-09 05:51:43,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:43,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 28 [2025-03-09 05:51:43,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:43,042 INFO L225 Difference]: With dead ends: 873 [2025-03-09 05:51:43,043 INFO L226 Difference]: Without dead ends: 871 [2025-03-09 05:51:43,043 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 [2025-03-09 05:51:43,044 INFO L435 NwaCegarLoop]: 788 mSDtfsCounter, 370 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 1568 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:43,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 1568 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-09 05:51:43,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2025-03-09 05:51:43,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 610. [2025-03-09 05:51:43,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 503 states have (on average 1.562624254473161) internal successors, (786), 574 states have internal predecessors, (786), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 841 transitions. [2025-03-09 05:51:43,060 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 841 transitions. Word has length 28 [2025-03-09 05:51:43,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:43,061 INFO L471 AbstractCegarLoop]: Abstraction has 610 states and 841 transitions. [2025-03-09 05:51:43,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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) [2025-03-09 05:51:43,061 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 841 transitions. [2025-03-09 05:51:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-09 05:51:43,061 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:43,062 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:43,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-09 05:51:43,062 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:43,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:43,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1552743855, now seen corresponding path program 1 times [2025-03-09 05:51:43,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:43,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912065973] [2025-03-09 05:51:43,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:43,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:43,689 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:51:43,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:51:43,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:43,769 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2025-03-09 05:51:44,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:44,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912065973] [2025-03-09 05:51:44,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912065973] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:44,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:44,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:51:44,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124466940] [2025-03-09 05:51:44,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:44,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:44,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:44,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:44,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:44,045 INFO L87 Difference]: Start difference. First operand 610 states and 841 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) [2025-03-09 05:51:44,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:44,465 INFO L93 Difference]: Finished difference Result 623 states and 856 transitions. [2025-03-09 05:51:44,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:44,465 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 30 [2025-03-09 05:51:44,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:44,467 INFO L225 Difference]: With dead ends: 623 [2025-03-09 05:51:44,467 INFO L226 Difference]: Without dead ends: 621 [2025-03-09 05:51:44,468 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 [2025-03-09 05:51:44,468 INFO L435 NwaCegarLoop]: 791 mSDtfsCounter, 3 mSDsluCounter, 787 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1578 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:44,468 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1578 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-09 05:51:44,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2025-03-09 05:51:44,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 619. [2025-03-09 05:51:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 512 states have (on average 1.560546875) internal successors, (799), 583 states have internal predecessors, (799), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:44,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 854 transitions. [2025-03-09 05:51:44,484 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 854 transitions. Word has length 30 [2025-03-09 05:51:44,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:44,485 INFO L471 AbstractCegarLoop]: Abstraction has 619 states and 854 transitions. [2025-03-09 05:51:44,485 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) [2025-03-09 05:51:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 854 transitions. [2025-03-09 05:51:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-03-09 05:51:44,487 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:44,487 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 05:51:44,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-09 05:51:44,488 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr62ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:44,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:44,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1552744015, now seen corresponding path program 1 times [2025-03-09 05:51:44,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:44,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570065533] [2025-03-09 05:51:44,488 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:44,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:45,198 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:51:45,292 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:51:45,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:45,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:45,581 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2025-03-09 05:51:45,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:45,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570065533] [2025-03-09 05:51:45,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570065533] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:45,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836313174] [2025-03-09 05:51:45,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:45,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:45,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:45,584 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) [2025-03-09 05:51:45,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-09 05:51:46,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 05:51:46,979 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 05:51:46,979 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:46,979 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:46,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 2137 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-09 05:51:46,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 05:51:47,451 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:51:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-03-09 05:51:48,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1836313174] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:51:48,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:51:48,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 7, 7] total 14 [2025-03-09 05:51:48,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562389836] [2025-03-09 05:51:48,122 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:51:48,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2025-03-09 05:51:48,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:48,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-03-09 05:51:48,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-09 05:51:48,124 INFO L87 Difference]: Start difference. First operand 619 states and 854 transitions. Second operand has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 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) [2025-03-09 05:51:49,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:49,322 INFO L93 Difference]: Finished difference Result 1240 states and 1716 transitions. [2025-03-09 05:51:49,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-09 05:51:49,322 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 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 30 [2025-03-09 05:51:49,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:49,325 INFO L225 Difference]: With dead ends: 1240 [2025-03-09 05:51:49,325 INFO L226 Difference]: Without dead ends: 636 [2025-03-09 05:51:49,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2025-03-09 05:51:49,327 INFO L435 NwaCegarLoop]: 787 mSDtfsCounter, 5 mSDsluCounter, 3925 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4712 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:49,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4712 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-09 05:51:49,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2025-03-09 05:51:49,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 636. [2025-03-09 05:51:49,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 530 states have (on average 1.5377358490566038) internal successors, (815), 600 states have internal predecessors, (815), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 870 transitions. [2025-03-09 05:51:49,346 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 870 transitions. Word has length 30 [2025-03-09 05:51:49,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:49,347 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 870 transitions. [2025-03-09 05:51:49,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.214285714285714) internal successors, (59), 14 states have internal predecessors, (59), 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) [2025-03-09 05:51:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 870 transitions. [2025-03-09 05:51:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2025-03-09 05:51:49,349 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:49,349 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] [2025-03-09 05:51:49,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-09 05:51:49,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:49,550 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr61ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:49,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:49,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1587378050, now seen corresponding path program 1 times [2025-03-09 05:51:49,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:49,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686928518] [2025-03-09 05:51:49,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:49,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:50,206 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-03-09 05:51:50,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-03-09 05:51:50,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:50,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2025-03-09 05:51:50,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:50,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686928518] [2025-03-09 05:51:50,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686928518] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:50,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:51:50,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:51:50,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372756172] [2025-03-09 05:51:50,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:50,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:51:50,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:50,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:51:50,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:51:50,388 INFO L87 Difference]: Start difference. First operand 636 states and 870 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) [2025-03-09 05:51:50,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:50,715 INFO L93 Difference]: Finished difference Result 636 states and 870 transitions. [2025-03-09 05:51:50,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:51:50,715 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 [2025-03-09 05:51:50,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:50,717 INFO L225 Difference]: With dead ends: 636 [2025-03-09 05:51:50,718 INFO L226 Difference]: Without dead ends: 635 [2025-03-09 05:51:50,718 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 [2025-03-09 05:51:50,718 INFO L435 NwaCegarLoop]: 791 mSDtfsCounter, 0 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:50,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1579 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-09 05:51:50,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2025-03-09 05:51:50,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 631. [2025-03-09 05:51:50,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 631 states, 526 states have (on average 1.538022813688213) internal successors, (809), 595 states have internal predecessors, (809), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 864 transitions. [2025-03-09 05:51:50,731 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 864 transitions. Word has length 49 [2025-03-09 05:51:50,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:50,731 INFO L471 AbstractCegarLoop]: Abstraction has 631 states and 864 transitions. [2025-03-09 05:51:50,731 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) [2025-03-09 05:51:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 864 transitions. [2025-03-09 05:51:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2025-03-09 05:51:50,732 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:50,732 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] [2025-03-09 05:51:50,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-09 05:51:50,732 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr58ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:50,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:50,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2075442892, now seen corresponding path program 1 times [2025-03-09 05:51:50,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:50,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715397230] [2025-03-09 05:51:50,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:50,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:51,332 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-03-09 05:51:51,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-03-09 05:51:51,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:51,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:51,612 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:51:51,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:51,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715397230] [2025-03-09 05:51:51,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715397230] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:51,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668239446] [2025-03-09 05:51:51,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:51,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:51,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:51,615 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) [2025-03-09 05:51:51,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-09 05:51:52,841 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 50 statements into 1 equivalence classes. [2025-03-09 05:51:53,012 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 50 of 50 statements. [2025-03-09 05:51:53,012 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:53,012 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:53,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 2313 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:51:53,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:51:53,127 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-09 05:51:53,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1668239446] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:51:53,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-09 05:51:53,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2025-03-09 05:51:53,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155245096] [2025-03-09 05:51:53,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:51:53,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-09 05:51:53,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:53,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 05:51:53,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:53,128 INFO L87 Difference]: Start difference. First operand 631 states and 864 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 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) [2025-03-09 05:51:53,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:53,745 INFO L93 Difference]: Finished difference Result 896 states and 1256 transitions. [2025-03-09 05:51:53,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 05:51:53,746 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 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 50 [2025-03-09 05:51:53,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:53,749 INFO L225 Difference]: With dead ends: 896 [2025-03-09 05:51:53,750 INFO L226 Difference]: Without dead ends: 895 [2025-03-09 05:51:53,751 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:51:53,751 INFO L435 NwaCegarLoop]: 1148 mSDtfsCounter, 739 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 753 SdHoareTripleChecker+Valid, 1931 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:53,751 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [753 Valid, 1931 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-09 05:51:53,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2025-03-09 05:51:53,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 630. [2025-03-09 05:51:53,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 630 states, 526 states have (on average 1.5361216730038023) internal successors, (808), 594 states have internal predecessors, (808), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:53,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 863 transitions. [2025-03-09 05:51:53,764 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 863 transitions. Word has length 50 [2025-03-09 05:51:53,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:53,764 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 863 transitions. [2025-03-09 05:51:53,764 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 4 states have internal predecessors, (21), 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) [2025-03-09 05:51:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 863 transitions. [2025-03-09 05:51:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2025-03-09 05:51:53,765 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:53,765 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] [2025-03-09 05:51:53,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2025-03-09 05:51:53,965 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,SelfDestructingSolverStorable11 [2025-03-09 05:51:53,966 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:53,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:53,966 INFO L85 PathProgramCache]: Analyzing trace with hash 85781195, now seen corresponding path program 1 times [2025-03-09 05:51:53,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:53,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279735986] [2025-03-09 05:51:53,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:53,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:54,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-03-09 05:51:54,591 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-03-09 05:51:54,591 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:54,591 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:51:54,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:54,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279735986] [2025-03-09 05:51:54,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279735986] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:54,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848253829] [2025-03-09 05:51:54,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:54,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:54,920 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) [2025-03-09 05:51:54,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2025-03-09 05:51:56,226 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 51 statements into 1 equivalence classes. [2025-03-09 05:51:56,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 51 of 51 statements. [2025-03-09 05:51:56,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:56,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:56,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 2314 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:51:56,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:51:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:51:56,617 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:51:56,805 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:51:56,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848253829] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:51:56,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:51:56,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-03-09 05:51:56,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927986] [2025-03-09 05:51:56,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:51:56,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:51:56,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:51:56,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:51:56,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:51:56,806 INFO L87 Difference]: Start difference. First operand 630 states and 863 transitions. Second operand has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 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) [2025-03-09 05:51:58,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:51:58,259 INFO L93 Difference]: Finished difference Result 1687 states and 2429 transitions. [2025-03-09 05:51:58,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:51:58,260 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 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 51 [2025-03-09 05:51:58,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:51:58,265 INFO L225 Difference]: With dead ends: 1687 [2025-03-09 05:51:58,265 INFO L226 Difference]: Without dead ends: 1686 [2025-03-09 05:51:58,266 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:51:58,266 INFO L435 NwaCegarLoop]: 785 mSDtfsCounter, 1845 mSDsluCounter, 3136 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1873 SdHoareTripleChecker+Valid, 3921 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-03-09 05:51:58,266 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1873 Valid, 3921 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-03-09 05:51:58,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1686 states. [2025-03-09 05:51:58,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1686 to 642. [2025-03-09 05:51:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 538 states have (on average 1.529739776951673) internal successors, (823), 606 states have internal predecessors, (823), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:51:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 878 transitions. [2025-03-09 05:51:58,284 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 878 transitions. Word has length 51 [2025-03-09 05:51:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:51:58,284 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 878 transitions. [2025-03-09 05:51:58,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.0) internal successors, (36), 7 states have internal predecessors, (36), 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) [2025-03-09 05:51:58,285 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 878 transitions. [2025-03-09 05:51:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2025-03-09 05:51:58,285 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:51:58,285 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, 1] [2025-03-09 05:51:58,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2025-03-09 05:51:58,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:58,486 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:51:58,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:51:58,487 INFO L85 PathProgramCache]: Analyzing trace with hash -975282956, now seen corresponding path program 1 times [2025-03-09 05:51:58,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:51:58,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764135454] [2025-03-09 05:51:58,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:58,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:51:59,203 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:51:59,234 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:51:59,234 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:51:59,234 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:51:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:51:59,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:51:59,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764135454] [2025-03-09 05:51:59,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764135454] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:51:59,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900030947] [2025-03-09 05:51:59,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:51:59,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:51:59,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:51:59,501 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) [2025-03-09 05:51:59,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2025-03-09 05:52:00,760 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 55 statements into 1 equivalence classes. [2025-03-09 05:52:00,953 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 55 of 55 statements. [2025-03-09 05:52:00,953 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:00,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:00,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 2310 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 05:52:00,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 05:52:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:52:01,054 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-09 05:52:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2025-03-09 05:52:01,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900030947] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-09 05:52:01,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-09 05:52:01,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-09 05:52:01,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215516374] [2025-03-09 05:52:01,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-09 05:52:01,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-09 05:52:01,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:01,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-09 05:52:01,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:52:01,206 INFO L87 Difference]: Start difference. First operand 642 states and 878 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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) [2025-03-09 05:52:01,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:01,794 INFO L93 Difference]: Finished difference Result 1259 states and 1733 transitions. [2025-03-09 05:52:01,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:52:01,794 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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 [2025-03-09 05:52:01,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:01,796 INFO L225 Difference]: With dead ends: 1259 [2025-03-09 05:52:01,796 INFO L226 Difference]: Without dead ends: 660 [2025-03-09 05:52:01,797 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:52:01,798 INFO L435 NwaCegarLoop]: 790 mSDtfsCounter, 4 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2364 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:01,798 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2364 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-09 05:52:01,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2025-03-09 05:52:01,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 660. [2025-03-09 05:52:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 660 states, 556 states have (on average 1.5125899280575539) internal successors, (841), 624 states have internal predecessors, (841), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:52:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 896 transitions. [2025-03-09 05:52:01,811 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 896 transitions. Word has length 55 [2025-03-09 05:52:01,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:01,811 INFO L471 AbstractCegarLoop]: Abstraction has 660 states and 896 transitions. [2025-03-09 05:52:01,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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) [2025-03-09 05:52:01,812 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 896 transitions. [2025-03-09 05:52:01,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2025-03-09 05:52:01,813 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:01,813 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] [2025-03-09 05:52:01,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2025-03-09 05:52:02,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:52:02,015 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:52:02,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:02,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1678110928, now seen corresponding path program 1 times [2025-03-09 05:52:02,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:02,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835572752] [2025-03-09 05:52:02,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:02,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-09 05:52:02,634 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-09 05:52:02,634 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:02,634 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:52:03,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:03,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835572752] [2025-03-09 05:52:03,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835572752] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:03,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:03,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 05:52:03,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851483265] [2025-03-09 05:52:03,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:03,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-09 05:52:03,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:03,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 05:52:03,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 05:52:03,897 INFO L87 Difference]: Start difference. First operand 660 states and 896 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2025-03-09 05:52:07,924 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 [] [2025-03-09 05:52:09,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:09,131 INFO L93 Difference]: Finished difference Result 1220 states and 1679 transitions. [2025-03-09 05:52:09,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 05:52:09,132 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 60 [2025-03-09 05:52:09,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:09,135 INFO L225 Difference]: With dead ends: 1220 [2025-03-09 05:52:09,135 INFO L226 Difference]: Without dead ends: 661 [2025-03-09 05:52:09,137 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-09 05:52:09,138 INFO L435 NwaCegarLoop]: 753 mSDtfsCounter, 1547 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:09,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1547 Valid, 1555 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 135 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-09 05:52:09,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2025-03-09 05:52:09,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 660. [2025-03-09 05:52:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 660 states, 556 states have (on average 1.5089928057553956) internal successors, (839), 624 states have internal predecessors, (839), 33 states have call successors, (33), 13 states have call predecessors, (33), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-09 05:52:09,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 894 transitions. [2025-03-09 05:52:09,157 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 894 transitions. Word has length 60 [2025-03-09 05:52:09,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:09,157 INFO L471 AbstractCegarLoop]: Abstraction has 660 states and 894 transitions. [2025-03-09 05:52:09,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2025-03-09 05:52:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 894 transitions. [2025-03-09 05:52:09,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2025-03-09 05:52:09,158 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:09,158 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] [2025-03-09 05:52:09,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-03-09 05:52:09,159 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr56ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:52:09,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:09,159 INFO L85 PathProgramCache]: Analyzing trace with hash -874046033, now seen corresponding path program 1 times [2025-03-09 05:52:09,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:09,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21867075] [2025-03-09 05:52:09,159 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:09,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:09,958 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 60 statements into 1 equivalence classes. [2025-03-09 05:52:09,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 60 of 60 statements. [2025-03-09 05:52:09,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:09,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:52:10,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:10,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21867075] [2025-03-09 05:52:10,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21867075] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:10,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:10,189 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:52:10,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248322226] [2025-03-09 05:52:10,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:10,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:52:10,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:10,190 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:52:10,190 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:10,190 INFO L87 Difference]: Start difference. First operand 660 states and 894 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2025-03-09 05:52:10,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:10,952 INFO L93 Difference]: Finished difference Result 1311 states and 1811 transitions. [2025-03-09 05:52:10,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:52:10,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 60 [2025-03-09 05:52:10,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:10,955 INFO L225 Difference]: With dead ends: 1311 [2025-03-09 05:52:10,955 INFO L226 Difference]: Without dead ends: 755 [2025-03-09 05:52:10,956 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 [2025-03-09 05:52:10,957 INFO L435 NwaCegarLoop]: 781 mSDtfsCounter, 118 mSDsluCounter, 720 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 1501 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:10,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 1501 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-03-09 05:52:10,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2025-03-09 05:52:10,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 702. [2025-03-09 05:52:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 597 states have (on average 1.4991624790619766) internal successors, (895), 665 states have internal predecessors, (895), 34 states have call successors, (34), 13 states have call predecessors, (34), 12 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-09 05:52:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 952 transitions. [2025-03-09 05:52:10,975 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 952 transitions. Word has length 60 [2025-03-09 05:52:10,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:10,975 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 952 transitions. [2025-03-09 05:52:10,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2025-03-09 05:52:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 952 transitions. [2025-03-09 05:52:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2025-03-09 05:52:10,976 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:10,976 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] [2025-03-09 05:52:10,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-03-09 05:52:10,976 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr55ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:52:10,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:10,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1855396557, now seen corresponding path program 1 times [2025-03-09 05:52:10,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:10,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561817162] [2025-03-09 05:52:10,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 05:52:10,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:11,618 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 62 statements into 1 equivalence classes. [2025-03-09 05:52:11,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 62 of 62 statements. [2025-03-09 05:52:11,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 05:52:11,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2025-03-09 05:52:11,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:11,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561817162] [2025-03-09 05:52:11,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561817162] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:11,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:11,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 05:52:11,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462303688] [2025-03-09 05:52:11,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:11,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-09 05:52:11,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:11,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 05:52:11,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 05:52:11,866 INFO L87 Difference]: Start difference. First operand 702 states and 952 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2025-03-09 05:52:12,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:12,290 INFO L93 Difference]: Finished difference Result 704 states and 952 transitions. [2025-03-09 05:52:12,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 05:52:12,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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 62 [2025-03-09 05:52:12,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:12,292 INFO L225 Difference]: With dead ends: 704 [2025-03-09 05:52:12,293 INFO L226 Difference]: Without dead ends: 702 [2025-03-09 05:52:12,293 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 [2025-03-09 05:52:12,293 INFO L435 NwaCegarLoop]: 789 mSDtfsCounter, 1 mSDsluCounter, 784 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:12,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1573 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-09 05:52:12,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2025-03-09 05:52:12,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 702. [2025-03-09 05:52:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 597 states have (on average 1.4958123953098827) internal successors, (893), 665 states have internal predecessors, (893), 34 states have call successors, (34), 13 states have call predecessors, (34), 12 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-09 05:52:12,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 950 transitions. [2025-03-09 05:52:12,310 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 950 transitions. Word has length 62 [2025-03-09 05:52:12,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:12,310 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 950 transitions. [2025-03-09 05:52:12,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 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) [2025-03-09 05:52:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 950 transitions. [2025-03-09 05:52:12,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2025-03-09 05:52:12,310 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:12,310 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] [2025-03-09 05:52:12,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-03-09 05:52:12,311 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr57ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:52:12,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:12,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1351691263, now seen corresponding path program 2 times [2025-03-09 05:52:12,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:12,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617295113] [2025-03-09 05:52:12,311 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:52:12,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:13,053 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 63 statements into 2 equivalence classes. [2025-03-09 05:52:13,168 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 17 of 63 statements. [2025-03-09 05:52:13,169 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 05:52:13,169 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2025-03-09 05:52:13,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:13,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617295113] [2025-03-09 05:52:13,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617295113] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 05:52:13,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 05:52:13,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-09 05:52:13,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524100091] [2025-03-09 05:52:13,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 05:52:13,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-09 05:52:13,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 05:52:13,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-09 05:52:13,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-09 05:52:13,663 INFO L87 Difference]: Start difference. First operand 702 states and 950 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 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) [2025-03-09 05:52:14,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 05:52:14,797 INFO L93 Difference]: Finished difference Result 1332 states and 1822 transitions. [2025-03-09 05:52:14,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-09 05:52:14,797 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 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 63 [2025-03-09 05:52:14,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-09 05:52:14,799 INFO L225 Difference]: With dead ends: 1332 [2025-03-09 05:52:14,799 INFO L226 Difference]: Without dead ends: 702 [2025-03-09 05:52:14,800 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-09 05:52:14,800 INFO L435 NwaCegarLoop]: 779 mSDtfsCounter, 671 mSDsluCounter, 2309 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 3088 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-09 05:52:14,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [689 Valid, 3088 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-09 05:52:14,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2025-03-09 05:52:14,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 702. [2025-03-09 05:52:14,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 597 states have (on average 1.4941373534338358) internal successors, (892), 665 states have internal predecessors, (892), 34 states have call successors, (34), 13 states have call predecessors, (34), 12 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-09 05:52:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 949 transitions. [2025-03-09 05:52:14,815 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 949 transitions. Word has length 63 [2025-03-09 05:52:14,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-09 05:52:14,815 INFO L471 AbstractCegarLoop]: Abstraction has 702 states and 949 transitions. [2025-03-09 05:52:14,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 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) [2025-03-09 05:52:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 949 transitions. [2025-03-09 05:52:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-03-09 05:52:14,815 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 05:52:14,816 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, 1] [2025-03-09 05:52:14,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-03-09 05:52:14,816 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr60ASSERT_VIOLATIONINTEGER_OVERFLOW === [xatoi_positiveErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, xatoi_positiveErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, bb_verror_msgErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 96 more)] === [2025-03-09 05:52:14,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 05:52:14,816 INFO L85 PathProgramCache]: Analyzing trace with hash -523667996, now seen corresponding path program 2 times [2025-03-09 05:52:14,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 05:52:14,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633327161] [2025-03-09 05:52:14,816 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:52:14,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 05:52:15,416 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes. [2025-03-09 05:52:15,476 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 73 of 73 statements. [2025-03-09 05:52:15,476 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-03-09 05:52:15,476 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 05:52:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2025-03-09 05:52:15,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 05:52:15,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633327161] [2025-03-09 05:52:15,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633327161] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-09 05:52:15,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654457967] [2025-03-09 05:52:15,823 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 05:52:15,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 05:52:15,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 05:52:15,825 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) [2025-03-09 05:52:15,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2025-03-09 05:52:17,326 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 73 statements into 2 equivalence classes.