./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f1d7dc9d 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/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.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-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:27:37,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:37,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:27:37,114 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:37,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:37,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:37,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:37,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:37,149 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:37,150 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:37,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:37,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:37,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:37,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:37,154 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:37,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:37,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:37,155 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:37,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:27:37,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:37,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:37,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:37,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:37,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:37,160 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:37,160 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:37,160 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:37,161 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:37,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:37,161 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:37,161 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:37,162 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:37,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:37,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:37,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:37,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:37,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:37,163 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:27:37,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:27:37,163 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:37,163 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:37,164 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:37,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:37,165 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:37,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:37,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:37,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:37,421 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:37,422 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:37,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 13:27:37,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:37,517 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:37,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 13:27:38,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:39,091 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:39,092 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 13:27:39,098 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/099c0b914/478ffcef51fb418e84cccfdb1484daeb/FLAGd1849a1bd [2024-09-20 13:27:39,475 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/099c0b914/478ffcef51fb418e84cccfdb1484daeb [2024-09-20 13:27:39,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:39,477 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:39,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:39,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:39,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:39,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:37" (1/2) ... [2024-09-20 13:27:39,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461d1f1a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:39, skipping insertion in model container [2024-09-20 13:27:39,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:37" (1/2) ... [2024-09-20 13:27:39,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b152698 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:39, skipping insertion in model container [2024-09-20 13:27:39,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:39" (2/2) ... [2024-09-20 13:27:39,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461d1f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39, skipping insertion in model container [2024-09-20 13:27:39,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:39" (2/2) ... [2024-09-20 13:27:39,500 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:39,501 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 13:27:39,501 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:39,501 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:39,525 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:39,679 WARN L248 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/geo1-ll_valuebound20.c[545,558] [2024-09-20 13:27:39,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:39,711 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:39,745 WARN L248 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-20 13:27:39,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:39,767 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:39,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39 WrapperNode [2024-09-20 13:27:39,768 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:39,768 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:39,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:39,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:39,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,788 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,801 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:39,804 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,804 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:39,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:39,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:39,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:39,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (1/1) ... [2024-09-20 13:27:39,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:39,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:39,859 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) [2024-09-20 13:27:39,861 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 [2024-09-20 13:27:39,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:39,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:39,906 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:39,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:39,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:39,908 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:27:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:27:39,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:27:39,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:39,977 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:39,979 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:40,168 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:40,190 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:40,222 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:40,225 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:27:40,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:40 BoogieIcfgContainer [2024-09-20 13:27:40,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:40,226 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:40,226 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:40,227 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:40,227 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:37" (1/4) ... [2024-09-20 13:27:40,228 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62254359 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:40, skipping insertion in model container [2024-09-20 13:27:40,228 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:39" (2/4) ... [2024-09-20 13:27:40,230 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62254359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:40, skipping insertion in model container [2024-09-20 13:27:40,230 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:39" (3/4) ... [2024-09-20 13:27:40,230 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62254359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:40, skipping insertion in model container [2024-09-20 13:27:40,231 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:40" (4/4) ... [2024-09-20 13:27:40,232 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-20 13:27:40,236 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:27:40,236 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:40,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:27:40,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:40,237 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 13:27:40,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:40,237 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:40,238 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:40,238 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 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 procedure entry to error location [2024-09-20 13:27:40,289 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:40,291 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:40,292 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:40,292 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:40,294 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:40,295 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,302 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:40,308 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,308 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:40,309 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:40,311 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:40,314 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:40,332 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:40,357 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 13:27:40,358 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:40,358 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:40,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:40,358 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:40,358 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,404 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-20 13:27:40,405 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,405 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:40,405 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:40,405 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:40,411 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:40,421 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:40,446 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:40,447 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:40,447 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:40,448 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:40,448 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:40,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,477 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:40,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:40,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:40,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:40,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:40,478 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:44,493 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:44,520 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 13:27:44,520 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:44,521 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:44,521 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:44,521 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:44,521 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:44,532 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 13:27:44,533 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:44,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:44,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:44,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:44,534 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:44,543 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:44,553 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:44,554 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:44,554 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:44,554 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:44,554 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:44,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:44,558 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:44,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:44,559 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:44,559 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:44,559 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:44,559 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:46,031 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:46,042 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:27:46,043 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:46,043 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:46,043 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:46,043 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:46,044 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,046 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:27:46,046 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,046 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:46,047 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:46,047 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:46,048 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:46,050 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:46,058 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:46,059 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:46,059 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:46,059 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:46,059 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:46,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,061 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:46,061 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,061 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:46,061 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:46,061 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:46,062 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:46,069 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:27:46,073 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:27:46,074 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62254359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:27:46, skipping insertion in model container [2024-09-20 13:27:46,074 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:27:46,075 INFO L158 Benchmark]: Toolchain (without parser) took 6597.43ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 60.5MB in the beginning and 94.9MB in the end (delta: -34.4MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-09-20 13:27:46,076 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 95.8MB in the beginning and 95.7MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:46,076 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:46,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.61ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 60.3MB in the beginning and 141.9MB in the end (delta: -81.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-09-20 13:27:46,077 INFO L158 Benchmark]: Boogie Preprocessor took 56.15ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 139.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:46,078 INFO L158 Benchmark]: RCFGBuilder took 400.55ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 126.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:27:46,078 INFO L158 Benchmark]: Referee took 5847.37ms. Allocated memory is still 176.2MB. Free memory was 126.3MB in the beginning and 94.9MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-20 13:27:46,081 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 36 to loop head at line 36. 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. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. 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 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 95.8MB in the beginning and 95.7MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.61ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 60.3MB in the beginning and 141.9MB in the end (delta: -81.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.15ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 139.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.55ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 126.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 5847.37ms. Allocated memory is still 176.2MB. Free memory was 126.3MB in the beginning and 94.9MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:27:46,101 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 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/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.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-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:27:48,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:48,418 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 13:27:48,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:48,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:48,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:48,447 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:48,447 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:48,448 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:48,452 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:48,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:48,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:48,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:48,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:48,453 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:48,456 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:48,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:48,457 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:48,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:48,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:48,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:48,457 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:48,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:48,458 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 13:27:48,458 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 13:27:48,458 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:48,458 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 13:27:48,459 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:48,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:48,459 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:48,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:48,459 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:48,459 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:48,460 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:48,460 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:48,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:48,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:48,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:48,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:48,461 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 13:27:48,462 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 13:27:48,463 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:48,463 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:48,463 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:48,464 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:48,464 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 13:27:48,464 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:48,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:48,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:48,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:48,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:48,810 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:48,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 13:27:50,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:50,531 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:50,532 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 13:27:50,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3cf1c44ff/48102dc429ea4aeba77b53c0d7ef3218/FLAGa47e2d2aa [2024-09-20 13:27:50,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3cf1c44ff/48102dc429ea4aeba77b53c0d7ef3218 [2024-09-20 13:27:50,555 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:50,556 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:50,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 13:27:50,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:50,609 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:50,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:50,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:50,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:50,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:50" (1/2) ... [2024-09-20 13:27:50,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7bc7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:50, skipping insertion in model container [2024-09-20 13:27:50,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:50" (1/2) ... [2024-09-20 13:27:50,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2713b94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:50, skipping insertion in model container [2024-09-20 13:27:50,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:50" (2/2) ... [2024-09-20 13:27:50,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7bc7d8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50, skipping insertion in model container [2024-09-20 13:27:50,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:50" (2/2) ... [2024-09-20 13:27:50,634 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:50,635 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 13:27:50,635 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:50,635 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:50,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:50,830 WARN L248 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/geo1-ll_valuebound20.c[545,558] [2024-09-20 13:27:50,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:50,864 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:50,903 WARN L248 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-20 13:27:50,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:50,939 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:50,940 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50 WrapperNode [2024-09-20 13:27:50,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:50,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:50,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:50,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:50,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,963 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,976 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:50,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:50,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:50,997 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:50,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:50,997 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:50,998 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (1/1) ... [2024-09-20 13:27:51,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:51,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:51,032 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) [2024-09-20 13:27:51,038 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 [2024-09-20 13:27:51,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:51,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 13:27:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:51,163 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:51,166 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:51,570 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:51,589 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:51,635 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:51,635 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:27:51,636 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:51 BoogieIcfgContainer [2024-09-20 13:27:51,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:51,636 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:51,637 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:51,638 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:51,638 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:50" (1/4) ... [2024-09-20 13:27:51,639 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@74483179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:51, skipping insertion in model container [2024-09-20 13:27:51,640 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:50" (2/4) ... [2024-09-20 13:27:51,640 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@74483179 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:51, skipping insertion in model container [2024-09-20 13:27:51,640 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:50" (3/4) ... [2024-09-20 13:27:51,640 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@74483179 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:51, skipping insertion in model container [2024-09-20 13:27:51,641 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:51" (4/4) ... [2024-09-20 13:27:51,642 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-20 13:27:51,646 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:27:51,647 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:51,648 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:27:51,648 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:51,649 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 13:27:51,649 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:51,649 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:51,649 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:51,650 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 13:27:51,704 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:51,705 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:51,705 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:51,706 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:51,707 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:51,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,726 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:51,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:51,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:51,728 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:51,734 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:51,757 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:51,792 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 13:27:51,795 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:51,796 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:51,796 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:51,796 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:51,796 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,831 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-20 13:27:51,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:51,834 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:51,834 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:51,834 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:51,840 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,889 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:55,914 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:55,914 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,915 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,915 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,932 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:55,932 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,932 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,933 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,933 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,933 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:59,987 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:28:00,022 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 13:28:00,023 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,023 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,023 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,023 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,023 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,034 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 13:28:00,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,035 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,035 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,035 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,035 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,038 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:28:00,051 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:00,052 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,052 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,052 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,052 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,052 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,060 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:00,062 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,062 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,063 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,063 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,063 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,066 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:00,083 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:28:00,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,084 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,084 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,084 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,084 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,087 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:28:00,087 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,087 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,087 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,087 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,088 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,089 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:28:00,102 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:00,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,102 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,102 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,104 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:00,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,104 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,104 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,104 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,104 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,106 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:28:00,110 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:28:00,110 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@74483179 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:28:00, skipping insertion in model container [2024-09-20 13:28:00,110 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:28:00,112 INFO L158 Benchmark]: Toolchain (without parser) took 9502.21ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 25.7MB in the beginning and 52.5MB in the end (delta: -26.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-09-20 13:28:00,113 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 44.0MB. Free memory is still 21.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:00,113 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:00,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.12ms. Allocated memory is still 62.9MB. Free memory was 25.5MB in the beginning and 33.1MB in the end (delta: -7.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-09-20 13:28:00,114 INFO L158 Benchmark]: Boogie Preprocessor took 55.34ms. Allocated memory is still 62.9MB. Free memory was 33.1MB in the beginning and 31.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:28:00,115 INFO L158 Benchmark]: RCFGBuilder took 638.90ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 54.2MB in the end (delta: -23.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-09-20 13:28:00,115 INFO L158 Benchmark]: Referee took 8474.03ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-09-20 13:28:00,117 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 36 to loop head at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. 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 36. 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. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 44.0MB. Free memory is still 21.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 62.9MB. Free memory is still 27.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.12ms. Allocated memory is still 62.9MB. Free memory was 25.5MB in the beginning and 33.1MB in the end (delta: -7.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.34ms. Allocated memory is still 62.9MB. Free memory was 33.1MB in the beginning and 31.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.90ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 31.0MB in the beginning and 54.2MB in the end (delta: -23.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Referee took 8474.03ms. Allocated memory is still 79.7MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:28:00,154 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