./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 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/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-5189fb6-m [2024-09-13 05:07:25,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:07:25,185 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:07:25,188 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:07:25,189 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:07:25,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:07:25,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:07:25,213 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:07:25,214 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:07:25,215 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:07:25,216 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:07:25,216 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:07:25,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:07:25,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:07:25,219 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:07:25,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:07:25,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:07:25,220 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:07:25,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:07:25,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:07:25,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:07:25,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:07:25,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:07:25,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:07:25,224 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:07:25,224 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:07:25,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:07:25,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:07:25,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:07:25,225 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:07:25,226 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:07:25,226 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:07:25,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:07:25,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:25,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:07:25,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:07:25,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:07:25,227 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:07:25,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:07:25,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:07:25,229 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:07:25,229 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:07:25,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:07:25,229 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:07:25,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:07:25,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:07:25,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:07:25,455 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:07:25,456 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:07:25,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 05:07:26,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:07:27,078 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:07:27,079 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 05:07:27,086 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1708f8962/dd358e0168d147baba8997c1a4b2044a/FLAG3ae3e20e9 [2024-09-13 05:07:27,100 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1708f8962/dd358e0168d147baba8997c1a4b2044a [2024-09-13 05:07:27,102 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:07:27,103 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:07:27,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-13 05:07:27,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:07:27,153 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:07:27,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:27,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:07:27,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:07:27,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:27" (1/2) ... [2024-09-13 05:07:27,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa4f017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:27" (1/2) ... [2024-09-13 05:07:27,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d5fe11c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:27" (2/2) ... [2024-09-13 05:07:27,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa4f017 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:27" (2/2) ... [2024-09-13 05:07:27,172 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:07:27,173 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-13 05:07:27,173 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:07:27,173 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:07:27,189 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:07:27,352 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/geo2-ll_unwindbound1.c[525,538] [2024-09-13 05:07:27,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:27,377 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:07:27,409 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/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 05:07:27,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:27,431 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:07:27,432 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:27 WrapperNode [2024-09-13 05:07:27,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:27,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:07:27,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:07:27,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:07:27,469 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,469 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,476 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,497 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 [2024-09-13 05:07:27,497 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,498 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,504 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,508 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,509 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,514 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:07:27,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:07:27,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:07:27,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:07:27,516 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 13.09 05:07:27" (1/1) ... [2024-09-13 05:07:27,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:27,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:07:27,542 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) [2024-09-13 05:07:27,544 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 [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:07:27,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:07:27,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:07:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:07:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:07:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:07:27,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:07:27,631 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:07:27,633 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:07:27,668 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:27,769 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:27,784 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:07:27,815 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:07:27,816 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:07:27,816 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:27 BoogieIcfgContainer [2024-09-13 05:07:27,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:07:27,817 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:07:27,817 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:07:27,818 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:07:27,818 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:07:27" (1/4) ... [2024-09-13 05:07:27,818 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63841fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,818 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:27" (2/4) ... [2024-09-13 05:07:27,819 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63841fb2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,819 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 13.09 05:07:27" (3/4) ... [2024-09-13 05:07:27,819 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63841fb2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:27, skipping insertion in model container [2024-09-13 05:07:27,819 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:27" (4/4) ... [2024-09-13 05:07:27,820 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-13 05:07:27,824 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:07:27,825 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:07:27,825 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:07:27,825 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 05:07:27,825 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:07:27,825 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:27,826 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:07:27,826 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:27,826 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 05:07:27,826 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-13 05:07:27,874 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:07:27,875 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:27,876 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:27,876 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:27,877 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:27,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:27,959 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:07:27,960 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:27,960 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:27,960 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:27,960 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:27,978 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:32,001 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:32,018 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:07:32,018 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:32,018 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:32,019 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:32,019 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:32,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:32,028 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:07:32,029 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:32,029 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:32,029 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:32,029 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:32,029 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:36,040 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:36,053 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:07:36,054 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:36,054 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:36,054 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:36,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:36,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:36,057 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:07:36,057 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:36,057 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:36,058 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:36,058 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:36,058 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:36,064 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:36,075 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:07:36,075 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:36,075 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:36,076 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:36,076 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:36,076 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:36,091 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:07:36,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:36,091 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:36,091 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:36,091 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:36,092 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:40,095 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:40,117 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:40,117 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:40,117 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:40,117 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:40,117 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:40,117 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,118 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:40,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,118 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:40,119 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:40,119 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:40,119 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:40,128 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:40,137 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:07:40,137 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:40,137 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:40,137 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:40,137 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:40,138 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,140 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:07:40,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,140 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:40,140 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:40,140 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:40,141 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:40,142 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:40,154 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:40,155 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:40,155 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:40,155 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:40,155 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:40,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,157 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:40,158 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,158 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:40,159 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:40,159 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:40,159 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:40,163 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:07:40,174 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 05:07:40,174 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:40,174 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:40,175 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:40,175 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:40,175 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,202 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 05:07:40,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:40,203 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:40,203 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:40,203 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:40,204 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:40,206 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:40,209 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:07:40,210 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63841fb2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:07:40, skipping insertion in model container [2024-09-13 05:07:40,210 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:07:40,212 INFO L158 Benchmark]: Toolchain (without parser) took 13057.78ms. Allocated memory is still 176.2MB. Free memory was 105.5MB in the beginning and 92.0MB in the end (delta: 13.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:40,212 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:40,213 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:40,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.75ms. Allocated memory is still 176.2MB. Free memory was 105.1MB in the beginning and 91.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:40,215 INFO L158 Benchmark]: Boogie Preprocessor took 82.04ms. Allocated memory is still 176.2MB. Free memory was 91.7MB in the beginning and 146.5MB in the end (delta: -54.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-09-13 05:07:40,215 INFO L158 Benchmark]: RCFGBuilder took 300.61ms. Allocated memory is still 176.2MB. Free memory was 146.5MB in the beginning and 132.5MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:40,217 INFO L158 Benchmark]: Referee took 12392.94ms. Allocated memory is still 176.2MB. Free memory was 132.5MB in the beginning and 92.0MB in the end (delta: 40.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-13 05:07:40,219 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 34 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. 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 __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.75ms. Allocated memory is still 176.2MB. Free memory was 105.1MB in the beginning and 91.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.04ms. Allocated memory is still 176.2MB. Free memory was 91.7MB in the beginning and 146.5MB in the end (delta: -54.8MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 300.61ms. Allocated memory is still 176.2MB. Free memory was 146.5MB in the beginning and 132.5MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 12392.94ms. Allocated memory is still 176.2MB. Free memory was 132.5MB in the beginning and 92.0MB in the end (delta: 40.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:07:40,244 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/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-5189fb6-m [2024-09-13 05:07:42,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:07:42,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 05:07:42,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:07:42,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:07:42,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:07:42,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:07:42,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:07:42,387 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:07:42,391 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:07:42,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:07:42,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:07:42,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:07:42,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:07:42,392 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:07:42,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:07:42,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:07:42,393 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:07:42,396 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:07:42,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:07:42,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:07:42,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:07:42,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:07:42,398 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 05:07:42,398 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 05:07:42,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:07:42,399 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 05:07:42,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:07:42,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:07:42,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:07:42,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:07:42,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:07:42,400 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:07:42,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:07:42,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:07:42,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:42,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:07:42,403 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:07:42,403 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:07:42,404 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 05:07:42,404 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 05:07:42,404 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:07:42,404 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:07:42,404 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:07:42,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:07:42,405 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 05:07:42,405 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:07:42,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:07:42,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:07:42,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:07:42,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:07:42,734 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:07:42,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 05:07:44,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:07:44,390 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:07:44,390 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-13 05:07:44,396 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/722d19bae/7398147d470546908a3797dfc2c3d4c3/FLAGa319011fd [2024-09-13 05:07:44,407 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/722d19bae/7398147d470546908a3797dfc2c3d4c3 [2024-09-13 05:07:44,409 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:07:44,409 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:07:44,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-13 05:07:44,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:07:44,458 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:07:44,460 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:44,460 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:07:44,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:07:44,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:44" (1/2) ... [2024-09-13 05:07:44,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a554995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:44, skipping insertion in model container [2024-09-13 05:07:44,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:44" (1/2) ... [2024-09-13 05:07:44,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e946743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:44, skipping insertion in model container [2024-09-13 05:07:44,467 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:44" (2/2) ... [2024-09-13 05:07:44,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a554995 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:44, skipping insertion in model container [2024-09-13 05:07:44,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:44" (2/2) ... [2024-09-13 05:07:44,479 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:07:44,480 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-13 05:07:44,481 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:07:44,481 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:07:44,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:07:44,658 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/geo2-ll_unwindbound1.c[525,538] [2024-09-13 05:07:44,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:44,699 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:07:44,737 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/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 05:07:44,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:44,764 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:07:44,765 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:44 WrapperNode [2024-09-13 05:07:44,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:44,766 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:07:44,766 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:07:44,766 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:07:44,780 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,781 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,788 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,797 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 [2024-09-13 05:07:44,797 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,798 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,811 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,814 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,816 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,817 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,820 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:07:44,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:07:44,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:07:44,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:07:44,825 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 13.09 05:07:44" (1/1) ... [2024-09-13 05:07:44,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:44,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:07:44,859 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) [2024-09-13 05:07:44,865 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 [2024-09-13 05:07:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:07:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:07:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:07:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:07:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:07:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:07:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:07:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:07:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:07:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:07:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 05:07:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:07:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 05:07:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 05:07:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:07:44,990 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:07:44,992 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:07:45,036 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:45,740 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:45,755 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:07:45,785 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:07:45,787 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:07:45,787 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:45 BoogieIcfgContainer [2024-09-13 05:07:45,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:07:45,789 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:07:45,789 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:07:45,789 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:07:45,790 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:07:44" (1/4) ... [2024-09-13 05:07:45,790 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@336c5a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:45, skipping insertion in model container [2024-09-13 05:07:45,791 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:44" (2/4) ... [2024-09-13 05:07:45,792 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@336c5a3e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:45, skipping insertion in model container [2024-09-13 05:07:45,792 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 13.09 05:07:44" (3/4) ... [2024-09-13 05:07:45,792 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@336c5a3e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:45, skipping insertion in model container [2024-09-13 05:07:45,792 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:45" (4/4) ... [2024-09-13 05:07:45,795 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-13 05:07:45,798 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:07:45,799 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:07:45,799 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:07:45,799 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 05:07:45,799 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:07:45,800 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:45,800 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:07:45,800 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:45,800 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 05:07:45,800 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-13 05:07:45,850 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:07:45,853 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:45,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:45,854 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:45,855 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:45,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:45,889 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:07:45,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:45,891 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:45,891 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:45,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:45,901 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:49,945 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:49,971 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:07:49,972 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:49,972 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:49,972 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:49,972 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:49,972 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:49,991 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:07:49,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:49,999 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:49,999 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:49,999 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:49,999 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,524 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:52,555 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:07:52,559 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,559 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,559 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,560 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,564 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:07:52,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,567 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,567 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,567 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,568 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,575 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:52,600 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:07:52,600 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,600 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,600 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,600 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,600 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,630 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:07:52,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,631 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,631 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,631 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,632 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,825 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:52,850 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:52,850 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,850 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,850 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,850 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,850 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,855 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:52,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,856 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,856 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,856 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,856 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,858 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:52,873 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:07:52,874 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,874 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,874 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,874 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,875 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,877 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:07:52,877 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,877 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,878 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,878 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,878 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,880 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:52,888 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:52,889 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,889 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,889 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,891 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:52,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,893 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,894 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:07:52,907 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 05:07:52,907 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:52,907 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:52,907 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:52,908 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:52,908 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,934 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 05:07:52,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:52,935 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:52,935 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:52,935 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:52,936 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:52,937 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:52,941 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:07:52,941 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@336c5a3e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:07:52, skipping insertion in model container [2024-09-13 05:07:52,941 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:07:52,943 INFO L158 Benchmark]: Toolchain (without parser) took 8484.62ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 51.6MB in the end (delta: 2.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-09-13 05:07:52,944 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:52,944 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:52,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.36ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 39.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:52,946 INFO L158 Benchmark]: Boogie Preprocessor took 57.16ms. Allocated memory is still 77.6MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:07:52,946 INFO L158 Benchmark]: RCFGBuilder took 964.49ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 43.4MB in the end (delta: -5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-13 05:07:52,947 INFO L158 Benchmark]: Referee took 7152.63ms. Allocated memory is still 77.6MB. Free memory was 43.4MB in the beginning and 51.6MB in the end (delta: -8.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-09-13 05:07:52,950 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 34 to check that procedure precondition always holds at line 34. 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 16. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.36ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 39.6MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.16ms. Allocated memory is still 77.6MB. Free memory was 39.6MB in the beginning and 37.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 964.49ms. Allocated memory is still 77.6MB. Free memory was 37.5MB in the beginning and 43.4MB in the end (delta: -5.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 7152.63ms. Allocated memory is still 77.6MB. Free memory was 43.4MB in the beginning and 51.6MB in the end (delta: -8.2MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:07:52,987 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