./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-lit/as2013-hybrid.i ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:46:57,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:46:57,864 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:46:57,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:46:57,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:46:57,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:46:57,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:46:57,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:46:57,903 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:46:57,904 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:46:57,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:46:57,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:46:57,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:46:57,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:46:57,908 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:46:57,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:46:57,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:46:57,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:46:57,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:46:57,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:46:57,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:46:57,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:46:57,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:46:57,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:46:57,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:46:57,916 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:46:57,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:46:57,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:46:57,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:46:57,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:46:57,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:46:57,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:46:57,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:46:57,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:46:57,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:46:57,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:46:57,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:46:57,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:46:57,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:46:57,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:46:57,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:46:57,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:46:57,921 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/certificate-witnesses-artifact/referee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:46:58,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:46:58,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:46:58,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:46:58,199 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:46:58,200 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:46:58,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml [2024-09-11 20:46:58,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:46:58,261 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:46:58,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-11 20:46:59,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:46:59,824 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:46:59,824 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-11 20:46:59,829 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e3887cdc3/7e1f10f081814261a0a32902c9858a6d/FLAG41ea8ad95 [2024-09-11 20:46:59,843 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e3887cdc3/7e1f10f081814261a0a32902c9858a6d [2024-09-11 20:46:59,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:46:59,845 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:46:59,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:46:59,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:46:59,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:46:59,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:58" (1/2) ... [2024-09-11 20:46:59,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4061f0bb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:59, skipping insertion in model container [2024-09-11 20:46:59,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:58" (1/2) ... [2024-09-11 20:46:59,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c404741 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:59, skipping insertion in model container [2024-09-11 20:46:59,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:59" (2/2) ... [2024-09-11 20:46:59,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4061f0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:59, skipping insertion in model container [2024-09-11 20:46:59,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:59" (2/2) ... [2024-09-11 20:46:59,860 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:46:59,860 INFO L1541 ArrayList]: Loop invariant at [L16-L26] ((i == 0) || ((1 <= i) && (i <= 9))) [2024-09-11 20:46:59,860 INFO L1541 ArrayList]: Location invariant before [L16-L26] 0 [2024-09-11 20:46:59,861 INFO L1541 ArrayList]: Loop invariant at [L19-L23] ((i <= 10) && (1 <= i)) [2024-09-11 20:46:59,861 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:46:59,878 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:47:00,027 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] [2024-09-11 20:47:00,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:00,053 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:47:00,097 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-11 20:47:00,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:47:00,124 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:47:00,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00 WrapperNode [2024-09-11 20:47:00,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:47:00,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:47:00,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:47:00,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:47:00,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,145 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,158 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:47:00,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:47:00,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:47:00,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:47:00,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:47:00,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (1/1) ... [2024-09-11 20:47:00,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:47:00,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:47:00,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:47:00,209 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:47:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:47:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:47:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:47:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:47:00,283 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:47:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:47:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-11 20:47:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-11 20:47:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:47:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:47:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:47:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:47:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:47:00,356 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:47:00,359 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:47:00,463 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:47:00,497 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-09-11 20:47:00,497 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:47:00,518 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:47:00,518 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:47:00,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:00 BoogieIcfgContainer [2024-09-11 20:47:00,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:47:00,521 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:47:00,521 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:47:00,522 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:47:00,523 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:58" (1/4) ... [2024-09-11 20:47:00,524 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3e047d48 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:47:00, skipping insertion in model container [2024-09-11 20:47:00,524 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:59" (2/4) ... [2024-09-11 20:47:00,525 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3e047d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:00, skipping insertion in model container [2024-09-11 20:47:00,526 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:47:00" (3/4) ... [2024-09-11 20:47:00,526 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3e047d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:47:00, skipping insertion in model container [2024-09-11 20:47:00,526 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:47:00" (4/4) ... [2024-09-11 20:47:00,528 INFO L79 RefereeObserver]: Analyzing ICFG as2013-hybrid.i [2024-09-11 20:47:00,536 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:47:00,541 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-11 20:47:00,541 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:47:00,541 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-5 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-11 20:47:00,541 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:47:00,541 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:47:00,542 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:47:00,542 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:47:00,542 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:00,542 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:47:00,542 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head [2024-09-11 20:47:00,592 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:00,593 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,595 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,595 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,596 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,598 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,605 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:00,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,608 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,609 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,610 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,628 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:00,640 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:47:00,641 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,641 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,641 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,642 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,642 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,658 INFO L101 BaseMinimizeStates]: Removed 17 edges and 4 locations by large block encoding [2024-09-11 20:47:00,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,658 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,658 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,659 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,663 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,665 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:00,674 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:00,675 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,675 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,675 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,680 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:00,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,681 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,681 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,689 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-5 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:00,699 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:47:00,700 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,700 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,700 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,710 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:47:00,710 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,710 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,711 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,712 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,712 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,715 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:47:00,725 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:47:00,726 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,727 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,727 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,727 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,728 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:47:00,731 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,731 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,731 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,732 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,732 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,745 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:47:00,745 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,749 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:47:00,749 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,749 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,750 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,750 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,750 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,752 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:00,757 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:47:00,758 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,758 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,758 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,758 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,761 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:47:00,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,762 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,762 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,762 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,764 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:47:00,770 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:00,770 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,770 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,771 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,771 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,772 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:00,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,773 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,773 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,773 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,774 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:47:00,779 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:47:00,780 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:47:00,780 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:47:00,780 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:47:00,780 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:47:00,781 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,782 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:47:00,782 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:47:00,783 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:47:00,783 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:47:00,783 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:47:00,783 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:47:00,785 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:47:00,792 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-11 20:47:00,793 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3e047d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:47:00, skipping insertion in model container [2024-09-11 20:47:00,793 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:47:00,795 INFO L158 Benchmark]: Toolchain (without parser) took 949.29ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 90.0MB in the beginning and 137.5MB in the end (delta: -47.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-09-11 20:47:00,796 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 146.8MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:00,796 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:47:00,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.82ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 76.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:47:00,797 INFO L158 Benchmark]: Boogie Preprocessor took 47.42ms. Allocated memory is still 146.8MB. Free memory was 76.0MB in the beginning and 74.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:47:00,798 INFO L158 Benchmark]: RCFGBuilder took 346.05ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 73.9MB in the beginning and 158.4MB in the end (delta: -84.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-09-11 20:47:00,803 INFO L158 Benchmark]: Referee took 271.85ms. Allocated memory is still 197.1MB. Free memory was 158.4MB in the beginning and 137.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:47:00,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 16. One counterexample starts in and ends in i=0. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 19 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from loop head at line 19 to loop head at line 19. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 146.8MB. Free memory is still 121.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.82ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 76.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.42ms. Allocated memory is still 146.8MB. Free memory was 76.0MB in the beginning and 74.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 346.05ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 73.9MB in the beginning and 158.4MB in the end (delta: -84.5MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Referee took 271.85ms. Allocated memory is still 197.1MB. Free memory was 158.4MB in the beginning and 137.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:47:00,840 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE