./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/recursified_nla-digbench/recursified_geo3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-09 02:45:41,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 02:45:41,951 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-03-09 02:45:41,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 02:45:41,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 02:45:41,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 02:45:41,974 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 02:45:41,974 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 02:45:41,975 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 02:45:41,975 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 02:45:41,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-09 02:45:41,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-09 02:45:41,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 02:45:41,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 02:45:41,976 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 02:45:41,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-09 02:45:41,977 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 02:45:41,978 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-09 02:45:41,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 02:45:41,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-09 02:45:41,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-09 02:45:41,980 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8becd73bde3c2499375e6716861018ae79859e1a3a008768b6efacb4472324e4 [2025-03-09 02:45:42,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 02:45:42,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 02:45:42,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 02:45:42,214 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 02:45:42,214 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 02:45:42,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c [2025-03-09 02:45:43,319 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d0e47e/5f5b5a43d66c4201be2aeeed47627d30/FLAG8231b0a23 [2025-03-09 02:45:43,534 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 02:45:43,537 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_nla-digbench/recursified_geo3.c [2025-03-09 02:45:43,548 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d0e47e/5f5b5a43d66c4201be2aeeed47627d30/FLAG8231b0a23 [2025-03-09 02:45:43,889 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b81d0e47e/5f5b5a43d66c4201be2aeeed47627d30 [2025-03-09 02:45:43,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 02:45:43,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 02:45:43,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 02:45:43,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 02:45:43,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 02:45:43,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 02:45:43" (1/1) ... [2025-03-09 02:45:43,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e7fd7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:43, skipping insertion in model container [2025-03-09 02:45:43,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 02:45:43" (1/1) ... [2025-03-09 02:45:43,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 02:45:44,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 02:45:44,041 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 02:45:44,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 02:45:44,067 INFO L204 MainTranslator]: Completed translation [2025-03-09 02:45:44,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44 WrapperNode [2025-03-09 02:45:44,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 02:45:44,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 02:45:44,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 02:45:44,069 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 02:45:44,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,088 INFO L138 Inliner]: procedures = 16, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2025-03-09 02:45:44,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 02:45:44,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 02:45:44,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 02:45:44,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 02:45:44,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,096 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,105 INFO L175 MemorySlicer]: Split 42 memory accesses to 8 slices as follows [2, 7, 8, 5, 7, 2, 7, 4]. 19 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7, 0, 0, 0, 0, 0, 0]. The 9 writes are split as follows [0, 0, 2, 2, 1, 1, 1, 2]. [2025-03-09 02:45:44,105 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,110 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,116 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 02:45:44,119 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 02:45:44,119 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 02:45:44,119 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 02:45:44,120 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (1/1) ... [2025-03-09 02:45:44,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-09 02:45:44,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 02:45:44,144 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 02:45:44,145 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 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_29_to_37_0 [2025-03-09 02:45:44,161 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_29_to_37_0 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 02:45:44,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-09 02:45:44,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-09 02:45:44,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-09 02:45:44,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-09 02:45:44,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-09 02:45:44,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-09 02:45:44,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-09 02:45:44,235 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 02:45:44,237 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 02:45:44,555 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L91: havoc main_#t~mem30#1;call ULTIMATE.dealloc(main_~#z~0#1.base, main_~#z~0#1.offset);havoc main_~#z~0#1.base, main_~#z~0#1.offset;call ULTIMATE.dealloc(main_~#a~0#1.base, main_~#a~0#1.offset);havoc main_~#a~0#1.base, main_~#a~0#1.offset;call ULTIMATE.dealloc(main_~#k~0#1.base, main_~#k~0#1.offset);havoc main_~#k~0#1.base, main_~#k~0#1.offset;call ULTIMATE.dealloc(main_~#x~0#1.base, main_~#x~0#1.offset);havoc main_~#x~0#1.base, main_~#x~0#1.offset;call ULTIMATE.dealloc(main_~#y~0#1.base, main_~#y~0#1.offset);havoc main_~#y~0#1.base, main_~#y~0#1.offset;call ULTIMATE.dealloc(main_~#c~0#1.base, main_~#c~0#1.offset);havoc main_~#c~0#1.base, main_~#c~0#1.offset; [2025-03-09 02:45:44,585 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2025-03-09 02:45:44,585 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 02:45:44,593 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 02:45:44,593 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 02:45:44,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 02:45:44 BoogieIcfgContainer [2025-03-09 02:45:44,594 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 02:45:44,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-09 02:45:44,595 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-09 02:45:44,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-09 02:45:44,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.03 02:45:43" (1/3) ... [2025-03-09 02:45:44,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36abab0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 02:45:44, skipping insertion in model container [2025-03-09 02:45:44,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 02:45:44" (2/3) ... [2025-03-09 02:45:44,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36abab0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.03 02:45:44, skipping insertion in model container [2025-03-09 02:45:44,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 02:45:44" (3/3) ... [2025-03-09 02:45:44,600 INFO L128 eAbstractionObserver]: Analyzing ICFG recursified_geo3.c [2025-03-09 02:45:44,612 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-09 02:45:44,613 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG recursified_geo3.c that has 3 procedures, 87 locations, 1 initial locations, 0 loop locations, and 32 error locations. [2025-03-09 02:45:44,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-09 02:45:44,667 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;@58b6b57c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-09 02:45:44,668 INFO L334 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2025-03-09 02:45:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 48 states have (on average 1.7291666666666667) internal successors, (83), 81 states have internal predecessors, (83), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2025-03-09 02:45:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-09 02:45:44,674 INFO L210 NwaCegarLoop]: Found error trace [2025-03-09 02:45:44,675 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-09 02:45:44,675 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting func_to_recursive_line_29_to_37_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_29_to_37_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_29_to_37_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 30 more)] === [2025-03-09 02:45:44,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 02:45:44,678 INFO L85 PathProgramCache]: Analyzing trace with hash -952577041, now seen corresponding path program 1 times [2025-03-09 02:45:44,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 02:45:44,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214835464] [2025-03-09 02:45:44,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 02:45:44,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 02:45:44,745 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 02:45:44,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 02:45:44,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 02:45:44,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-09 02:45:44,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [6913810] [2025-03-09 02:45:44,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 02:45:44,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-09 02:45:44,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 02:45:44,795 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 02:45:44,796 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 02:45:44,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 02:45:44,912 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 02:45:44,913 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 02:45:44,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 02:45:44,913 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 02:45:44,928 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-09 02:45:44,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-09 02:45:44,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 02:45:44,941 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 02:45:44,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 02:45:44,969 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-09 02:45:44,971 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location func_to_recursive_line_29_to_37_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 32 remaining) [2025-03-09 02:45:44,972 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 32 remaining) [2025-03-09 02:45:44,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 32 remaining) [2025-03-09 02:45:44,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 32 remaining) [2025-03-09 02:45:44,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 32 remaining) [2025-03-09 02:45:44,973 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 32 remaining) [2025-03-09 02:45:44,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 32 remaining) [2025-03-09 02:45:44,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 32 remaining) [2025-03-09 02:45:44,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 32 remaining) [2025-03-09 02:45:44,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 32 remaining) [2025-03-09 02:45:44,974 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 32 remaining) [2025-03-09 02:45:44,975 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_29_to_37_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 32 remaining) [2025-03-09 02:45:44,976 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 32 remaining) [2025-03-09 02:45:44,977 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 32 remaining) [2025-03-09 02:45:44,977 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 32 remaining) [2025-03-09 02:45:44,977 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 32 remaining) [2025-03-09 02:45:44,977 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 32 remaining) [2025-03-09 02:45:44,977 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 32 remaining) [2025-03-09 02:45:44,978 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 32 remaining) [2025-03-09 02:45:44,978 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 32 remaining) [2025-03-09 02:45:44,978 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 32 remaining) [2025-03-09 02:45:44,978 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 32 remaining) [2025-03-09 02:45:44,985 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 02:45:45,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-09 02:45:45,182 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-09 02:45:45,197 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-09 02:45:45,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.03 02:45:45 BoogieIcfgContainer [2025-03-09 02:45:45,200 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-09 02:45:45,201 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-09 02:45:45,202 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-09 02:45:45,202 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-09 02:45:45,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 02:45:44" (3/4) ... [2025-03-09 02:45:45,204 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-03-09 02:45:45,237 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 3. [2025-03-09 02:45:45,270 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-09 02:45:45,271 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-09 02:45:45,271 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-09 02:45:45,272 INFO L158 Benchmark]: Toolchain (without parser) took 1379.71ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 44.0MB in the end (delta: 70.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-03-09 02:45:45,273 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 02:45:45,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 174.22ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 103.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-09 02:45:45,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.27ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 02:45:45,274 INFO L158 Benchmark]: Boogie Preprocessor took 29.67ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 02:45:45,275 INFO L158 Benchmark]: IcfgBuilder took 475.16ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 77.9MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 02:45:45,275 INFO L158 Benchmark]: TraceAbstraction took 604.82ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 49.4MB in the end (delta: 28.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-09 02:45:45,276 INFO L158 Benchmark]: Witness Printer took 69.68ms. Allocated memory is still 142.6MB. Free memory was 49.4MB in the beginning and 44.0MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 02:45:45,277 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 174.22ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 103.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.27ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.67ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 100.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 475.16ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 77.9MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 604.82ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 49.4MB in the end (delta: 28.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 69.68ms. Allocated memory is still 142.6MB. Free memory was 49.4MB in the beginning and 44.0MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 56]: integer overflow possible integer overflow possible We found a FailurePath: [L77] int z; [L78] int a; [L79] int k; [L80] int x; [L81] int y; [L82] int c; [L83] z = __VERIFIER_nondet_int() [L84] a = __VERIFIER_nondet_int() [L85] k = __VERIFIER_nondet_int() [L86] EXPR \read(a) [L86] x = a [L87] y = 1 [L88] c = 1 [L89] CALL func_to_recursive_line_29_to_37_0(&k, &c, &y, &x, &z, &a) VAL [\old(a)={4:0}, \old(c)={10:0}, \old(k)={7:0}, \old(x)={9:0}, \old(y)={8:0}, \old(z)={11:0}] [L53] COND TRUE 1 [L56] EXPR \read(*z) [L56] EXPR \read(*x) VAL [\old(a)={4:0}, \old(c)={10:0}, \old(k)={7:0}, \old(x)={9:0}, \old(y)={8:0}, \old(z)={11:0}, a={4:0}, c={10:0}, k={7:0}, x={9:0}, y={8:0}, z={11:0}] [L56] (*z) * (*x) VAL [\old(a)={4:0}, \old(c)={10:0}, \old(k)={7:0}, \old(x)={9:0}, \old(y)={8:0}, \old(z)={11:0}, a={4:0}, c={10:0}, k={7:0}, x={9:0}, y={8:0}, z={11:0}] - UnprovableResult [Line: 66]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 66]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 65]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 56]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 87 locations, 95 edges, 32 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-03-09 02:45:45,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)