./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound10.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/nla-digbench-scaling/mannadiv_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound10.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 20:51:27,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:27,459 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:27,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:27,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:27,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:27,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:27,478 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:27,479 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:27,479 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:27,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:27,480 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:27,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:27,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:27,480 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:27,481 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:27,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:27,481 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:27,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:27,482 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:27,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:27,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:27,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:27,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:27,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:27,485 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:27,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:27,485 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:27,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:27,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:27,486 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:27,486 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:27,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:27,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:27,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:27,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:27,487 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:27,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:27,487 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:27,488 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:27,488 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:27,488 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:27,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:27,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:27,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:27,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:27,698 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:27,698 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:27,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound10.yml/witness-2.1.yml [2024-09-11 20:51:27,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:27,771 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:27,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c [2024-09-11 20:51:29,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:29,251 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:29,252 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c [2024-09-11 20:51:29,257 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2bb028a79/1b774aae932a46bfbed9c94ec505d2cf/FLAGc76781217 [2024-09-11 20:51:29,672 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2bb028a79/1b774aae932a46bfbed9c94ec505d2cf [2024-09-11 20:51:29,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:29,673 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:29,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:29,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:29,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:29,678 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 08:51:27" (1/2) ... [2024-09-11 20:51:29,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6759ae and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,679 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 08:51:27" (1/2) ... [2024-09-11 20:51:29,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46ec5feb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:29" (2/2) ... [2024-09-11 20:51:29,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6759ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:29" (2/2) ... [2024-09-11 20:51:29,686 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:29,686 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:29,686 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:29,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:29,800 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/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] [2024-09-11 20:51:29,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:29,818 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:29,843 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/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] Start Parsing Local [2024-09-11 20:51:29,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:29,859 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:29,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29 WrapperNode [2024-09-11 20:51:29,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:29,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:29,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:29,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:29,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,880 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,886 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 20:51:29,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,891 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:29,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:29,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:29,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:29,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (1/1) ... [2024-09-11 20:51:29,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:29,916 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 20:51:29,917 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 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:30,003 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:30,005 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:30,152 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:30,217 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:30,217 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:30,245 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:30,245 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:30,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:30 BoogieIcfgContainer [2024-09-11 20:51:30,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:30,251 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:30,251 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:30,252 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:30,252 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 08:51:27" (1/4) ... [2024-09-11 20:51:30,252 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e256ed4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:30, skipping insertion in model container [2024-09-11 20:51:30,253 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:29" (2/4) ... [2024-09-11 20:51:30,253 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e256ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:30, skipping insertion in model container [2024-09-11 20:51:30,253 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29" (3/4) ... [2024-09-11 20:51:30,253 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e256ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:30, skipping insertion in model container [2024-09-11 20:51:30,253 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:30" (4/4) ... [2024-09-11 20:51:30,254 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound10.c [2024-09-11 20:51:30,263 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:30,264 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:30,264 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:30,264 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:30,265 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:30,265 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 20:51:30,265 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 20:51:30,265 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:51:30,326 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:30,335 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,357 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,366 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,369 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,432 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:30,433 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,433 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,433 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,440 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,456 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:30,473 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:30,473 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,473 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,474 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,474 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,474 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,486 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:30,486 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,488 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,488 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,488 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,488 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,493 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:30,507 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:30,507 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,507 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,507 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,507 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,508 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,519 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:30,519 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,519 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,519 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,520 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,521 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,523 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:30,533 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:30,533 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,534 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,534 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,534 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,536 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:30,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,536 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,537 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,540 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:30,550 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:30,552 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,552 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,553 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,555 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:30,556 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,556 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,556 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,556 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,559 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,560 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:30,568 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:30,571 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:30,571 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:30,571 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:30,571 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:30,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,573 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:30,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:30,574 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:30,574 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:30,574 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:30,574 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:30,576 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:30,579 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:30,580 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@e256ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:30, skipping insertion in model container [2024-09-11 20:51:30,580 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:30,581 INFO L158 Benchmark]: Toolchain (without parser) took 907.63ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 82.9MB in the beginning and 165.2MB in the end (delta: -82.4MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:30,582 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:30,583 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:30,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.22ms. Allocated memory is still 157.3MB. Free memory was 82.9MB in the beginning and 69.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:30,584 INFO L158 Benchmark]: Boogie Preprocessor took 32.81ms. Allocated memory is still 157.3MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:30,585 INFO L158 Benchmark]: RCFGBuilder took 351.65ms. Allocated memory is still 157.3MB. Free memory was 67.3MB in the beginning and 52.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:30,586 INFO L158 Benchmark]: Referee took 328.76ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 52.7MB in the beginning and 165.2MB in the end (delta: -112.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:30,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. 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 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. 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 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.22ms. Allocated memory is still 157.3MB. Free memory was 82.9MB in the beginning and 69.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.81ms. Allocated memory is still 157.3MB. Free memory was 69.4MB in the beginning and 67.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 351.65ms. Allocated memory is still 157.3MB. Free memory was 67.3MB in the beginning and 52.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 328.76ms. Allocated memory was 157.3MB in the beginning and 211.8MB in the end (delta: 54.5MB). Free memory was 52.7MB in the beginning and 165.2MB in the end (delta: -112.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:30,615 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/nla-digbench-scaling/mannadiv_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.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 20:51:32,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:32,573 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:32,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:32,578 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:32,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:32,607 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:32,607 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:32,608 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:32,608 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:32,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:32,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:32,609 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:32,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:32,612 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:32,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:32,612 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:32,612 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:32,613 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:32,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:32,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:32,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:32,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:32,614 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:32,617 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:32,617 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:32,617 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:32,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:32,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:32,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:32,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:32,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:32,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:32,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:32,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:32,620 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:32,620 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:32,620 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:32,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:32,620 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:32,621 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:32,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:32,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:32,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:32,944 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:32,948 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:32,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound10.yml/witness-2.1.yml [2024-09-11 20:51:33,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:33,013 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:33,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c [2024-09-11 20:51:34,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:34,687 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:34,687 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound10.c [2024-09-11 20:51:34,694 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f7fe59230/78be8e2003744d419155609c238e66b7/FLAG6e156e370 [2024-09-11 20:51:34,709 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f7fe59230/78be8e2003744d419155609c238e66b7 [2024-09-11 20:51:34,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:34,710 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:34,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:34,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:34,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:34,718 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 08:51:33" (1/2) ... [2024-09-11 20:51:34,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64da6a98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:34, skipping insertion in model container [2024-09-11 20:51:34,722 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 08:51:33" (1/2) ... [2024-09-11 20:51:34,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75a15567 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:34, skipping insertion in model container [2024-09-11 20:51:34,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:34" (2/2) ... [2024-09-11 20:51:34,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64da6a98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34, skipping insertion in model container [2024-09-11 20:51:34,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:34" (2/2) ... [2024-09-11 20:51:34,730 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:34,732 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:34,732 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:34,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:34,877 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/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] [2024-09-11 20:51:34,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:34,907 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:34,947 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/nla-digbench-scaling/mannadiv_valuebound10.c[573,586] Start Parsing Local [2024-09-11 20:51:34,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:34,971 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:34,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34 WrapperNode [2024-09-11 20:51:34,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:34,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:34,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:34,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:34,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:34,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:34,990 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,001 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 20:51:35,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:35,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:35,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:35,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:35,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (1/1) ... [2024-09-11 20:51:35,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:35,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:35,048 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 20:51:35,055 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 20:51:35,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:35,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:35,094 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:35,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:35,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:35,094 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:35,095 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:35,095 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:35,095 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:35,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:35,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:35,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:35,165 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:35,168 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:35,590 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:35,630 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:35,630 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:35,665 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:35,669 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:35,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:35 BoogieIcfgContainer [2024-09-11 20:51:35,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:35,670 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:35,670 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:35,671 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:35,671 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 08:51:33" (1/4) ... [2024-09-11 20:51:35,672 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@255ea433 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:35, skipping insertion in model container [2024-09-11 20:51:35,672 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:34" (2/4) ... [2024-09-11 20:51:35,672 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@255ea433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:35, skipping insertion in model container [2024-09-11 20:51:35,672 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:34" (3/4) ... [2024-09-11 20:51:35,672 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@255ea433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:35, skipping insertion in model container [2024-09-11 20:51:35,673 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:35" (4/4) ... [2024-09-11 20:51:35,674 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound10.c [2024-09-11 20:51:35,681 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:35,683 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:35,683 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:35,684 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:35,684 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:35,684 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 20:51:35,684 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 20:51:35,685 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:35,724 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:35,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:35,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:35,726 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:35,727 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:35,729 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,778 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:35,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:35,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:35,780 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:35,800 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:39,844 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:39,880 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:39,886 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:39,886 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:39,886 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:39,886 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:39,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,907 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:39,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,907 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:39,907 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:39,907 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:39,907 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:39,916 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:39,936 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:39,940 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:39,940 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:39,940 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:39,940 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:39,941 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,948 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:39,948 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,948 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:39,948 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:39,948 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:39,950 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:39,952 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:39,960 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:39,960 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:39,960 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:39,960 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:39,960 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:39,960 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,962 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:39,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:39,963 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:39,963 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:39,963 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:39,963 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:43,977 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:43,990 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:43,990 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:43,990 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:43,990 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:43,990 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:43,991 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:43,993 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:43,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:43,993 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:43,993 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:43,993 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:43,994 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:43,995 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:44,001 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:44,001 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,001 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,001 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,001 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,002 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:44,002 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,003 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,003 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,003 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,003 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,004 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:44,007 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:51:44,007 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@255ea433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,007 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:44,008 INFO L158 Benchmark]: Toolchain (without parser) took 9297.57ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 38.9MB in the beginning and 47.2MB in the end (delta: -8.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,009 INFO L158 Benchmark]: Witness Parser took 1.05ms. Allocated memory is still 62.9MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,009 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.96ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 38.5MB in the beginning and 65.2MB in the end (delta: -26.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,010 INFO L158 Benchmark]: Boogie Preprocessor took 47.47ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 63.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,010 INFO L158 Benchmark]: RCFGBuilder took 649.43ms. Allocated memory is still 86.0MB. Free memory was 63.0MB in the beginning and 48.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,011 INFO L158 Benchmark]: Referee took 8336.84ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 47.2MB in the end (delta: 1.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. 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 entry of procedure main to loop head at line 35. 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 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 1.05ms. Allocated memory is still 62.9MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.96ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 38.5MB in the beginning and 65.2MB in the end (delta: -26.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.47ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 63.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.43ms. Allocated memory is still 86.0MB. Free memory was 63.0MB in the beginning and 48.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8336.84ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 47.2MB in the end (delta: 1.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:44,054 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/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 Result: UNKNOWN