./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_1.5.800.v20200727-1323.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_fermat2.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 c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 05:00:38,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 05:00:38,672 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 05:00:38,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 05:00:38,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 05:00:38,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 05:00:38,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 05:00:38,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 05:00:38,699 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 05:00:38,700 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 05:00:38,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 05:00:38,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 05:00:38,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 05:00:38,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 05:00:38,705 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 05:00:38,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 05:00:38,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 05:00:38,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 05:00:38,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 05:00:38,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 05:00:38,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 05:00:38,708 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 05:00:38,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 05:00:38,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 05:00:38,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 05:00:38,709 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 05:00:38,709 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 05:00:38,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 05:00:38,710 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 05:00:38,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:00:38,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 05:00:38,711 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 05:00:38,711 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 05:00:38,711 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 05:00:38,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 05:00:38,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 05:00:38,712 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 05:00:38,712 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 05:00:38,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 05:00:38,713 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-11-17 05:00:38,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 05:00:38,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 05:00:38,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 05:00:38,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 05:00:38,926 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 05:00:38,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-17 05:00:40,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 05:00:40,308 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 05:00:40,309 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-17 05:00:40,315 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5fc9f81b/3433c52441084347b8929897a76abcf7/FLAGd828e2bad [2024-11-17 05:00:40,325 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5fc9f81b/3433c52441084347b8929897a76abcf7 [2024-11-17 05:00:40,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 05:00:40,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 05:00:40,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 05:00:40,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 05:00:40,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 05:00:40,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a78b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40, skipping insertion in model container [2024-11-17 05:00:40,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 05:00:40,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:00:40,575 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 05:00:40,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:00:40,605 INFO L204 MainTranslator]: Completed translation [2024-11-17 05:00:40,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40 WrapperNode [2024-11-17 05:00:40,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 05:00:40,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 05:00:40,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 05:00:40,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 05:00:40,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,652 INFO L138 Inliner]: procedures = 16, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-17 05:00:40,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 05:00:40,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 05:00:40,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 05:00:40,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 05:00:40,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,683 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,700 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 10, 10, 6, 8]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 8 writes are split as follows [0, 2, 2, 1, 3]. [2024-11-17 05:00:40,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,706 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,712 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 05:00:40,719 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 05:00:40,719 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 05:00:40,719 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 05:00:40,720 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (1/1) ... [2024-11-17 05:00:40,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:00:40,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:00:40,746 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) [2024-11-17 05:00:40,748 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 [2024-11-17 05:00:40,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-17 05:00:40,787 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-17 05:00:40,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 05:00:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-17 05:00:40,789 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-17 05:00:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 05:00:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 05:00:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 05:00:40,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 05:00:40,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 05:00:40,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-17 05:00:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-17 05:00:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 05:00:40,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 05:00:40,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 05:00:40,873 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 05:00:40,875 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 05:00:41,231 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L81: 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_~#u~0#1.base, main_~#u~0#1.offset);havoc main_~#u~0#1.base, main_~#u~0#1.offset;call ULTIMATE.dealloc(main_~#v~0#1.base, main_~#v~0#1.offset);havoc main_~#v~0#1.base, main_~#v~0#1.offset;call ULTIMATE.dealloc(main_~#r~0#1.base, main_~#r~0#1.offset);havoc main_~#r~0#1.base, main_~#r~0#1.offset; [2024-11-17 05:00:41,263 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-17 05:00:41,265 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 05:00:41,280 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 05:00:41,281 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 05:00:41,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:41 BoogieIcfgContainer [2024-11-17 05:00:41,281 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 05:00:41,283 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 05:00:41,283 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 05:00:41,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 05:00:41,286 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:00:40" (1/3) ... [2024-11-17 05:00:41,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391d6b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:00:41, skipping insertion in model container [2024-11-17 05:00:41,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:40" (2/3) ... [2024-11-17 05:00:41,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391d6b2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:00:41, skipping insertion in model container [2024-11-17 05:00:41,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:41" (3/3) ... [2024-11-17 05:00:41,289 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-17 05:00:41,302 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 05:00:41,303 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2024-11-17 05:00:41,358 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 05:00:41,363 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;@30a80c55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 05:00:41,364 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-17 05:00:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 94 states have (on average 1.648936170212766) internal successors, (155), 151 states have internal predecessors, (155), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-17 05:00:41,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-17 05:00:41,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:00:41,372 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-17 05:00:41,372 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-11-17 05:00:41,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:00:41,376 INFO L85 PathProgramCache]: Analyzing trace with hash 185659, now seen corresponding path program 1 times [2024-11-17 05:00:41,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 05:00:41,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439915953] [2024-11-17 05:00:41,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:00:41,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 05:00:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 05:00:41,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 05:00:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 05:00:41,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 05:00:41,507 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-17 05:00:41,508 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-17 05:00:41,510 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-17 05:00:41,511 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-17 05:00:41,512 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-17 05:00:41,513 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-17 05:00:41,514 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-17 05:00:41,516 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-17 05:00:41,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-17 05:00:41,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-17 05:00:41,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-17 05:00:41,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-17 05:00:41,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-17 05:00:41,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-17 05:00:41,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-17 05:00:41,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 05:00:41,524 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-17 05:00:41,537 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 05:00:41,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 05:00:41 BoogieIcfgContainer [2024-11-17 05:00:41,541 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 05:00:41,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 05:00:41,542 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 05:00:41,542 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 05:00:41,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:41" (3/4) ... [2024-11-17 05:00:41,544 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-17 05:00:41,545 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 05:00:41,548 INFO L158 Benchmark]: Toolchain (without parser) took 1215.67ms. Allocated memory is still 169.9MB. Free memory was 101.1MB in the beginning and 91.4MB in the end (delta: 9.8MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,550 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 05:00:41,550 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.98ms. Allocated memory is still 169.9MB. Free memory was 100.9MB in the beginning and 87.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,551 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.54ms. Allocated memory is still 169.9MB. Free memory was 87.9MB in the beginning and 141.4MB in the end (delta: -53.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,551 INFO L158 Benchmark]: Boogie Preprocessor took 59.26ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 139.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,551 INFO L158 Benchmark]: IcfgBuilder took 562.82ms. Allocated memory is still 169.9MB. Free memory was 139.6MB in the beginning and 112.3MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,552 INFO L158 Benchmark]: TraceAbstraction took 258.12ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 92.0MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-17 05:00:41,552 INFO L158 Benchmark]: Witness Printer took 3.73ms. Allocated memory is still 169.9MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 05:00:41,553 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 104.9MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.98ms. Allocated memory is still 169.9MB. Free memory was 100.9MB in the beginning and 87.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.54ms. Allocated memory is still 169.9MB. Free memory was 87.9MB in the beginning and 141.4MB in the end (delta: -53.6MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.26ms. Allocated memory is still 169.9MB. Free memory was 141.4MB in the beginning and 139.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 562.82ms. Allocated memory is still 169.9MB. Free memory was 139.6MB in the beginning and 112.3MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 258.12ms. Allocated memory is still 169.9MB. Free memory was 111.7MB in the beginning and 92.0MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 3.73ms. Allocated memory is still 169.9MB. Free memory is still 91.4MB. 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 - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 86. Possible FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={6:0}, r={5:0}, u={8:0}, v={7:0}] - 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: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: 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: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: 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 4 procedures, 160 locations, 56 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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=160occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-17 05:00:41,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_1.5.800.v20200727-1323.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_fermat2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.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 c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 05:00:43,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 05:00:43,416 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-17 05:00:43,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 05:00:43,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 05:00:43,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 05:00:43,448 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 05:00:43,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 05:00:43,449 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 05:00:43,450 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 05:00:43,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 05:00:43,450 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 05:00:43,451 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 05:00:43,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 05:00:43,452 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 05:00:43,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 05:00:43,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 05:00:43,453 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 05:00:43,453 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 05:00:43,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 05:00:43,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 05:00:43,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 05:00:43,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 05:00:43,470 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-17 05:00:43,470 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-17 05:00:43,470 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 05:00:43,470 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 05:00:43,471 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-17 05:00:43,471 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 05:00:43,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 05:00:43,471 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 05:00:43,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 05:00:43,471 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 05:00:43,472 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 05:00:43,472 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 05:00:43,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 05:00:43,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:00:43,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 05:00:43,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 05:00:43,473 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 05:00:43,473 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-17 05:00:43,474 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-17 05:00:43,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 05:00:43,475 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 05:00:43,475 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 05:00:43,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 05:00:43,475 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-11-17 05:00:43,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 05:00:43,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 05:00:43,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 05:00:43,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 05:00:43,753 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 05:00:43,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-17 05:00:45,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 05:00:45,282 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 05:00:45,283 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-17 05:00:45,290 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97345cf05/398929e7097e40ad9796685add965393/FLAG793687e97 [2024-11-17 05:00:45,304 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97345cf05/398929e7097e40ad9796685add965393 [2024-11-17 05:00:45,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 05:00:45,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 05:00:45,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 05:00:45,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 05:00:45,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 05:00:45,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4370f562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45, skipping insertion in model container [2024-11-17 05:00:45,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 05:00:45,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:00:45,507 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 05:00:45,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 05:00:45,551 INFO L204 MainTranslator]: Completed translation [2024-11-17 05:00:45,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45 WrapperNode [2024-11-17 05:00:45,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 05:00:45,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 05:00:45,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 05:00:45,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 05:00:45,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,573 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,607 INFO L138 Inliner]: procedures = 19, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-17 05:00:45,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 05:00:45,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 05:00:45,608 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 05:00:45,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 05:00:45,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,623 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,640 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 6, 8, 10, 10]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 3, 2, 2]. [2024-11-17 05:00:45,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,650 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 05:00:45,660 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 05:00:45,660 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 05:00:45,661 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 05:00:45,662 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (1/1) ... [2024-11-17 05:00:45,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 05:00:45,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 05:00:45,689 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) [2024-11-17 05:00:45,691 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 [2024-11-17 05:00:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 05:00:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-17 05:00:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-17 05:00:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-17 05:00:45,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-17 05:00:45,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-17 05:00:45,725 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 05:00:45,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 05:00:45,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 05:00:45,725 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-17 05:00:45,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-17 05:00:45,828 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 05:00:45,831 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 05:00:52,335 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L81: 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_~#u~0#1.base, main_~#u~0#1.offset);havoc main_~#u~0#1.base, main_~#u~0#1.offset;call ULTIMATE.dealloc(main_~#v~0#1.base, main_~#v~0#1.offset);havoc main_~#v~0#1.base, main_~#v~0#1.offset;call ULTIMATE.dealloc(main_~#r~0#1.base, main_~#r~0#1.offset);havoc main_~#r~0#1.base, main_~#r~0#1.offset; [2024-11-17 05:00:52,366 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-11-17 05:00:52,366 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 05:00:52,387 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 05:00:52,388 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 05:00:52,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:52 BoogieIcfgContainer [2024-11-17 05:00:52,388 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 05:00:52,391 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 05:00:52,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 05:00:52,394 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 05:00:52,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:00:45" (1/3) ... [2024-11-17 05:00:52,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eba9db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:00:52, skipping insertion in model container [2024-11-17 05:00:52,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:00:45" (2/3) ... [2024-11-17 05:00:52,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eba9db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:00:52, skipping insertion in model container [2024-11-17 05:00:52,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:52" (3/3) ... [2024-11-17 05:00:52,397 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-17 05:00:52,413 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 05:00:52,414 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2024-11-17 05:00:52,479 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 05:00:52,484 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;@2bb603c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 05:00:52,484 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-17 05:00:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 160 states, 94 states have (on average 1.648936170212766) internal successors, (155), 151 states have internal predecessors, (155), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-17 05:00:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-17 05:00:52,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 05:00:52,493 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-17 05:00:52,493 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-11-17 05:00:52,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 05:00:52,497 INFO L85 PathProgramCache]: Analyzing trace with hash 185659, now seen corresponding path program 1 times [2024-11-17 05:00:52,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-17 05:00:52,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [159072947] [2024-11-17 05:00:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 05:00:52,507 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-17 05:00:52,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-17 05:00:52,510 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-17 05:00:52,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-17 05:00:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 05:00:52,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 05:00:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 05:00:52,633 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-17 05:00:52,634 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-17 05:00:52,635 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-17 05:00:52,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-17 05:00:52,636 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-17 05:00:52,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-17 05:00:52,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-17 05:00:52,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-17 05:00:52,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-17 05:00:52,637 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-17 05:00:52,638 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-17 05:00:52,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-17 05:00:52,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-17 05:00:52,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-17 05:00:52,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-17 05:00:52,639 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-17 05:00:52,640 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-17 05:00:52,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-17 05:00:52,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-17 05:00:52,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-17 05:00:52,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-17 05:00:52,641 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-17 05:00:52,642 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-17 05:00:52,643 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-17 05:00:52,644 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-17 05:00:52,648 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-17 05:00:52,649 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-17 05:00:52,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-17 05:00:52,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-17 05:00:52,854 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-17 05:00:52,866 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 05:00:52,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 05:00:52 BoogieIcfgContainer [2024-11-17 05:00:52,868 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 05:00:52,869 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 05:00:52,869 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 05:00:52,869 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 05:00:52,870 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 05:00:52" (3/4) ... [2024-11-17 05:00:52,871 INFO L137 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-17 05:00:52,898 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 05:00:52,899 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 05:00:52,900 INFO L158 Benchmark]: Toolchain (without parser) took 7592.76ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 42.1MB in the end (delta: 4.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,900 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 24.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 05:00:52,900 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.95ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 31.3MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,901 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.72ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 63.1MB in the end (delta: -31.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,901 INFO L158 Benchmark]: Boogie Preprocessor took 51.94ms. Allocated memory is still 83.9MB. Free memory was 63.1MB in the beginning and 60.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,901 INFO L158 Benchmark]: IcfgBuilder took 6728.05ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 30.5MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,902 INFO L158 Benchmark]: TraceAbstraction took 477.77ms. Allocated memory is still 83.9MB. Free memory was 30.0MB in the beginning and 44.2MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 05:00:52,902 INFO L158 Benchmark]: Witness Printer took 29.93ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 05:00:52,906 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 24.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.95ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 31.3MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.72ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 63.1MB in the end (delta: -31.8MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.94ms. Allocated memory is still 83.9MB. Free memory was 63.1MB in the beginning and 60.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 6728.05ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 30.5MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 477.77ms. Allocated memory is still 83.9MB. Free memory was 30.0MB in the beginning and 44.2MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 29.93ms. Allocated memory is still 83.9MB. Free memory was 44.2MB in the beginning and 42.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. 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: 88]: integer overflow possible integer overflow possible We found a FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={14:0}, r={7:0}, u={6:0}, v={5:0}] - 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: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: 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: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: 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 4 procedures, 160 locations, 56 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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=160occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 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 RESULT: Ultimate proved your program to be incorrect! [2024-11-17 05:00:52,935 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)