./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/xcsp/AllInterval-005.c --full-output --witness-type violation_witness --validate ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/AllInterval-005.yml/witness.yml --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 26998269 Calling Ultimate with: /root/.sdkman/candidates/java/current/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/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/xcsp/AllInterval-005.c ./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/AllInterval-005.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --preprocessor.replace.while.statements.and.if-then-else.statements false --icfgbuilder.size.of.a.code.block SequenceOfStatements --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.yaml-violation-witnesses-2699826-m [2024-08-14 14:35:09,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 14:35:09,326 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-08-14 14:35:09,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 14:35:09,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 14:35:09,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 14:35:09,366 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 14:35:09,366 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 14:35:09,367 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-08-14 14:35:09,368 INFO L153 SettingsManager]: * Use memory slicer=true [2024-08-14 14:35:09,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 14:35:09,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 14:35:09,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 14:35:09,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 14:35:09,372 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 14:35:09,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 14:35:09,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 14:35:09,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 14:35:09,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 14:35:09,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 14:35:09,374 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 14:35:09,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 14:35:09,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 14:35:09,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 14:35:09,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 14:35:09,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 14:35:09,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 14:35:09,380 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 14:35:09,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 14:35:09,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 14:35:09,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 14:35:09,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 14:35:09,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-08-14 14:35:09,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 14:35:09,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 14:35:09,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 14:35:09,382 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 14:35:09,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 14:35:09,382 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 14:35:09,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-08-14 14:35:09,385 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 14:35:09,385 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-08-14 14:35:09,385 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 14:35:09,386 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Size of a code block -> SequenceOfStatements [2024-08-14 14:35:09,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 14:35:09,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 14:35:09,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 14:35:09,682 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 14:35:09,683 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 14:35:09,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./svcomp-yaml-violation-generation.2024-08-01_14-26-22.files/Default/AllInterval-005.yml/witness.yml [2024-08-14 14:35:09,827 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 14:35:09,827 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 14:35:09,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/xcsp/AllInterval-005.c [2024-08-14 14:35:11,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 14:35:11,590 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 14:35:11,590 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-005.c [2024-08-14 14:35:11,600 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26f4da166/62d52957e9584bf7916ca5fe4ad15c43/FLAG5c61bdc1e [2024-08-14 14:35:11,614 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26f4da166/62d52957e9584bf7916ca5fe4ad15c43 [2024-08-14 14:35:11,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 14:35:11,616 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-08-14 14:35:11,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 14:35:11,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 14:35:11,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 14:35:11,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:35:09" (1/2) ... [2024-08-14 14:35:11,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ae5777 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:35:11, skipping insertion in model container [2024-08-14 14:35:11,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:35:09" (1/2) ... [2024-08-14 14:35:11,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b38edb3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator VIOLATION_WITNESS 14.08 02:35:11, skipping insertion in model container [2024-08-14 14:35:11,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:35:11" (2/2) ... [2024-08-14 14:35:11,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22ae5777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11, skipping insertion in model container [2024-08-14 14:35:11,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 02:35:11" (2/2) ... [2024-08-14 14:35:11,652 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-08-14 14:35:11,854 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-005.c[2566,2579] [2024-08-14 14:35:11,860 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:35:11,869 INFO L200 MainTranslator]: Completed pre-run [2024-08-14 14:35:11,892 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/xcsp/AllInterval-005.c[2566,2579] [2024-08-14 14:35:11,893 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 14:35:11,910 INFO L204 MainTranslator]: Completed translation [2024-08-14 14:35:11,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11 WrapperNode [2024-08-14 14:35:11,911 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 14:35:11,912 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-14 14:35:11,912 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-14 14:35:11,912 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-14 14:35:11,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,933 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,947 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-08-14 14:35:11,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-14 14:35:11,963 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-08-14 14:35:11,963 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-08-14 14:35:11,963 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-08-14 14:35:11,964 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (1/1) ... [2024-08-14 14:35:11,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-08-14 14:35:11,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-08-14 14:35:12,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-08-14 14:35:12,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-08-14 14:35:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-08-14 14:35:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-14 14:35:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-08-14 14:35:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-08-14 14:35:12,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-08-14 14:35:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-08-14 14:35:12,078 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-08-14 14:35:12,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-08-14 14:35:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-14 14:35:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-08-14 14:35:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-08-14 14:35:12,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-08-14 14:35:12,137 INFO L273 CfgBuilder]: Building ICFG [2024-08-14 14:35:12,139 INFO L304 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-14 14:35:12,356 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-08-14 14:35:12,356 INFO L327 CfgBuilder]: Performing block encoding [2024-08-14 14:35:12,368 INFO L349 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-14 14:35:12,368 INFO L354 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-14 14:35:12,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:35:12 BoogieIcfgContainer [2024-08-14 14:35:12,369 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-08-14 14:35:12,370 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-14 14:35:12,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-14 14:35:12,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-14 14:35:12,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser VIOLATION_WITNESS 14.08 02:35:09" (1/4) ... [2024-08-14 14:35:12,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cd4fbf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction VIOLATION_WITNESS 14.08 02:35:12, skipping insertion in model container [2024-08-14 14:35:12,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.08 02:35:11" (2/4) ... [2024-08-14 14:35:12,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cd4fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:35:12, skipping insertion in model container [2024-08-14 14:35:12,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 02:35:11" (3/4) ... [2024-08-14 14:35:12,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25cd4fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.08 02:35:12, skipping insertion in model container [2024-08-14 14:35:12,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.08 02:35:12" (4/4) ... [2024-08-14 14:35:12,377 INFO L119 eAbstractionObserver]: Analyzing ICFG AllInterval-005.c [2024-08-14 14:35:12,378 WARN L130 eAbstractionObserver]: Found a witness in the YAML format. I will only consider traces that are accepted by the witness [2024-08-14 14:35:12,399 INFO L221 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-14 14:35:12,399 INFO L180 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-14 14:35:12,433 INFO L92 WitnessUtils]: Constructing product of automaton with 68 states and violation witness of the following lengths: [115] [2024-08-14 14:35:12,438 INFO L82 GeneralOperation]: Start removeDeadEnds. Operand has 68 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 24 states have internal predecessors, (25), 40 states have call successors, (40), 3 states have call predecessors, (40), 3 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-08-14 14:35:13,153 INFO L88 GeneralOperation]: Finished removeDeadEnds. Reduced from 2709 states to 211 states. [2024-08-14 14:35:13,170 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-08-14 14:35:13,178 INFO L357 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, mHoare=false, 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;@49b3b7d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-14 14:35:13,179 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-08-14 14:35:13,181 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states. [2024-08-14 14:35:13,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-08-14 14:35:13,198 INFO L187 NwaCegarLoop]: Found error trace [2024-08-14 14:35:13,199 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-08-14 14:35:13,199 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-08-14 14:35:13,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-14 14:35:13,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1484809373, now seen corresponding path program 1 times [2024-08-14 14:35:13,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-14 14:35:13,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467663750] [2024-08-14 14:35:13,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-14 14:35:13,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-14 14:35:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-14 14:35:13,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-08-14 14:35:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-08-14 14:35:13,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-08-14 14:35:13,971 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-08-14 14:35:13,973 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-08-14 14:35:13,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-14 14:35:13,981 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2024-08-14 14:35:13,986 INFO L196 ceAbstractionStarter]: Computing trace abstraction results [2024-08-14 14:35:14,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.08 02:35:14 BoogieIcfgContainer [2024-08-14 14:35:14,059 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-14 14:35:14,062 INFO L158 Benchmark]: Toolchain (without parser) took 2444.72ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 114.5MB in the beginning and 82.1MB in the end (delta: 32.4MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2024-08-14 14:35:14,062 INFO L158 Benchmark]: Witness Parser took 0.51ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 14:35:14,063 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 14:35:14,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.58ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 142.5MB in the end (delta: -28.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-08-14 14:35:14,064 INFO L158 Benchmark]: Boogie Preprocessor took 50.56ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-14 14:35:14,065 INFO L158 Benchmark]: IcfgBuilder took 405.75ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 124.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-08-14 14:35:14,065 INFO L158 Benchmark]: TraceAbstraction took 1689.26ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 123.7MB in the beginning and 82.1MB in the end (delta: 41.6MB). Peak memory consumption was 91.4MB. Max. memory is 16.1GB. [2024-08-14 14:35:14,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.51ms. Allocated memory is still 100.7MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.58ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 142.5MB in the end (delta: -28.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.56ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 140.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 405.75ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 124.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1689.26ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 123.7MB in the beginning and 82.1MB in the end (delta: 41.6MB). Peak memory consumption was 91.4MB. 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: 93]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L24] int cond0; [L25] int dummy = 0; [L26] int N; [L27] int var0; [L28] var0 = __VERIFIER_nondet_int() [L29] CALL assume(var0 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L29] RET assume(var0 >= 0) VAL [var0=4] [L30] CALL assume(var0 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L30] RET assume(var0 <= 4) VAL [var0=4] [L31] int var1; [L32] var1 = __VERIFIER_nondet_int() [L33] CALL assume(var1 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L33] RET assume(var1 >= 0) VAL [var0=4, var1=0] [L34] CALL assume(var1 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L34] RET assume(var1 <= 4) VAL [var0=4, var1=0] [L35] int var2; [L36] var2 = __VERIFIER_nondet_int() [L37] CALL assume(var2 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L37] RET assume(var2 >= 0) VAL [var0=4, var1=0, var2=3] [L38] CALL assume(var2 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L38] RET assume(var2 <= 4) VAL [var0=4, var1=0, var2=3] [L39] int var3; [L40] var3 = __VERIFIER_nondet_int() [L41] CALL assume(var3 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L41] RET assume(var3 >= 0) VAL [var0=4, var1=0, var2=3, var3=1] [L42] CALL assume(var3 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L42] RET assume(var3 <= 4) VAL [var0=4, var1=0, var2=3, var3=1] [L43] int var4; [L44] var4 = __VERIFIER_nondet_int() [L45] CALL assume(var4 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L45] RET assume(var4 >= 0) VAL [var0=4, var1=0, var2=3, var3=1, var4=2] [L46] CALL assume(var4 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L46] RET assume(var4 <= 4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2] [L47] int var5; [L48] var5 = __VERIFIER_nondet_int() [L49] CALL assume(var5 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L49] RET assume(var5 >= 1) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4] [L50] CALL assume(var5 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L50] RET assume(var5 <= 4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4] [L51] int var6; [L52] var6 = __VERIFIER_nondet_int() [L53] CALL assume(var6 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L53] RET assume(var6 >= 1) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3] [L54] CALL assume(var6 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L54] RET assume(var6 <= 4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3] [L55] int var7; [L56] var7 = __VERIFIER_nondet_int() [L57] CALL assume(var7 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L57] RET assume(var7 >= 1) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2] [L58] CALL assume(var7 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L58] RET assume(var7 <= 4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2] [L59] int var8; [L60] var8 = __VERIFIER_nondet_int() [L61] CALL assume(var8 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L61] RET assume(var8 >= 1) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L62] CALL assume(var8 <= 4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L62] RET assume(var8 <= 4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L63] int myvar0 = 1; VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L64] CALL assume(var0 != var1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L64] RET assume(var0 != var1) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L65] CALL assume(var0 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L65] RET assume(var0 != var2) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L66] CALL assume(var0 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L66] RET assume(var0 != var3) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L67] CALL assume(var0 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L67] RET assume(var0 != var4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L68] CALL assume(var1 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L68] RET assume(var1 != var2) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L69] CALL assume(var1 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L69] RET assume(var1 != var3) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L70] CALL assume(var1 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L70] RET assume(var1 != var4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L71] CALL assume(var2 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L71] RET assume(var2 != var3) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L72] CALL assume(var2 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L72] RET assume(var2 != var4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L73] CALL assume(var3 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L73] RET assume(var3 != var4) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L74] CALL assume(var5 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L74] RET assume(var5 != var6) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L75] CALL assume(var5 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L75] RET assume(var5 != var7) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L76] CALL assume(var5 != var8) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L76] RET assume(var5 != var8) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L77] CALL assume(var6 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L77] RET assume(var6 != var7) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L78] CALL assume(var6 != var8) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L78] RET assume(var6 != var8) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L79] CALL assume(var7 != var8) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L79] RET assume(var7 != var8) VAL [var0=4, var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1] [L80] int var_for_abs; [L81] var_for_abs = var0 - var1 [L82] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=4] [L83] CALL assume(var5 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L83] RET assume(var5 == var_for_abs) VAL [var1=0, var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=4] [L84] var_for_abs = var1 - var2 [L85] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=3] [L86] CALL assume(var6 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L86] RET assume(var6 == var_for_abs) VAL [var2=3, var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=3] [L87] var_for_abs = var2 - var3 [L88] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=2] [L89] CALL assume(var7 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L89] RET assume(var7 == var_for_abs) VAL [var3=1, var4=2, var5=4, var6=3, var7=2, var8=1, var_for_abs=2] [L90] var_for_abs = var3 - var4 [L91] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var5=4, var6=3, var7=2, var8=1, var_for_abs=1] [L92] CALL assume(var8 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L92] RET assume(var8 == var_for_abs) VAL [var5=4, var6=3, var7=2, var8=1, var_for_abs=1] [L93] reach_error() VAL [var5=4, var6=3, var7=2, var8=1, var_for_abs=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 38, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 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! [2024-08-14 14:35:14,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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