./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:44,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:44,218 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:44,222 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:44,222 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:44,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:44,243 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:44,244 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:44,244 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:44,245 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:44,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:44,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:44,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:44,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:44,247 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:44,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:44,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:44,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:44,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:44,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:44,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:44,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:44,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:44,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:44,254 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:44,254 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:44,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:44,255 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:44,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:44,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:44,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:44,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:44,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:44,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:44,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:44,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:44,258 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:44,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:44,259 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:44,260 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:44,260 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:44,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:44,263 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:44,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:44,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:44,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:44,542 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:44,545 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:44,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:51:44,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:44,599 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:44,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2024-09-11 20:51:46,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:46,306 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:46,307 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2024-09-11 20:51:46,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/509c23c22/2934fecde5bc4e678e18a4aab1d7770c/FLAG6cc647304 [2024-09-11 20:51:46,329 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/509c23c22/2934fecde5bc4e678e18a4aab1d7770c [2024-09-11 20:51:46,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:46,331 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:46,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:46,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:46,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:46,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:44" (1/2) ... [2024-09-11 20:51:46,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5104766c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:44" (1/2) ... [2024-09-11 20:51:46,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e066c2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (2/2) ... [2024-09-11 20:51:46,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5104766c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (2/2) ... [2024-09-11 20:51:46,353 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:46,354 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:46,354 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:46,355 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:46,372 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:46,530 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/prod4br-ll_valuebound2.c[524,537] [2024-09-11 20:51:46,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:46,566 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:46,602 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/prod4br-ll_valuebound2.c[524,537] Start Parsing Local [2024-09-11 20:51:46,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:46,633 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:46,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46 WrapperNode [2024-09-11 20:51:46,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:46,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:46,636 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:46,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:46,650 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,657 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,672 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 [2024-09-11 20:51:46,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:46,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:46,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:46,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:46,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:46,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:46,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:51:46,739 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:51:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:46,859 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:46,863 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:47,118 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:47,171 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:47,171 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:47,197 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:47,200 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:47,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:47 BoogieIcfgContainer [2024-09-11 20:51:47,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:47,201 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:47,201 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:47,203 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:47,203 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:44" (1/4) ... [2024-09-11 20:51:47,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@17cd4c7b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:47, skipping insertion in model container [2024-09-11 20:51:47,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:46" (2/4) ... [2024-09-11 20:51:47,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@17cd4c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:47, skipping insertion in model container [2024-09-11 20:51:47,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (3/4) ... [2024-09-11 20:51:47,205 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@17cd4c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:47, skipping insertion in model container [2024-09-11 20:51:47,206 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:47" (4/4) ... [2024-09-11 20:51:47,207 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound2.c [2024-09-11 20:51:47,211 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:47,212 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:51:47,212 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:47,212 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:47,213 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:47,213 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:47,213 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:51:47,213 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:47,213 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:47,213 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:47,255 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:47,255 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,256 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,256 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,257 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,267 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:47,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,268 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,269 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,271 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,284 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:47,309 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:47,309 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,309 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,310 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,325 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:47,326 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,326 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,326 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,326 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,329 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,334 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:47,357 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:47,358 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,358 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,358 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,362 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:47,363 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,363 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,363 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,363 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,363 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,365 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:47,390 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:47,394 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,394 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,394 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,395 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,395 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,417 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:47,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,417 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,420 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:47,439 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:51:47,440 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,440 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,440 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,440 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,477 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:51:47,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,478 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,491 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:47,508 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:47,510 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,511 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,515 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:47,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,517 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,518 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,520 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:47,534 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:47,535 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,535 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,536 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,536 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,539 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:47,541 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,541 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,541 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,541 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,542 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,543 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:47,558 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:51:47,558 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:47,558 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:47,559 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:47,559 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:47,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,567 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:51:47,568 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:47,568 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:47,568 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:47,568 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:47,570 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:47,572 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:47,575 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:47,576 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@17cd4c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:47, skipping insertion in model container [2024-09-11 20:51:47,576 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:47,577 INFO L158 Benchmark]: Toolchain (without parser) took 1245.88ms. Allocated memory is still 146.8MB. Free memory was 94.6MB in the beginning and 68.8MB in the end (delta: 25.8MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:47,578 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:47,578 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:47,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.42ms. Allocated memory is still 146.8MB. Free memory was 94.6MB in the beginning and 80.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:47,579 INFO L158 Benchmark]: Boogie Preprocessor took 64.05ms. Allocated memory is still 146.8MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:47,580 INFO L158 Benchmark]: RCFGBuilder took 500.75ms. Allocated memory is still 146.8MB. Free memory was 78.6MB in the beginning and 110.1MB in the end (delta: -31.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:47,581 INFO L158 Benchmark]: Referee took 374.95ms. Allocated memory is still 146.8MB. Free memory was 110.1MB in the beginning and 68.8MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:47,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. 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 34 to loop head at line 34. 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 loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.42ms. Allocated memory is still 146.8MB. Free memory was 94.6MB in the beginning and 80.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.05ms. Allocated memory is still 146.8MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.75ms. Allocated memory is still 146.8MB. Free memory was 78.6MB in the beginning and 110.1MB in the end (delta: -31.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Referee took 374.95ms. Allocated memory is still 146.8MB. Free memory was 110.1MB in the beginning and 68.8MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:47,614 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:49,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:49,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:49,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:49,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:49,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:49,850 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:49,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:49,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:49,855 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:49,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:49,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:49,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:49,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:49,857 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:49,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:49,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:49,858 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:49,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:49,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:49,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:49,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:49,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:49,860 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:49,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:49,861 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:49,861 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:49,861 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:49,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:49,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:49,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:49,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:49,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:49,863 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:49,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:49,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:49,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:49,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:49,865 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:49,865 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:49,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:49,866 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:49,866 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:49,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:49,866 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:49,866 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:50,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:50,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:50,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:50,214 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:50,215 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:50,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2024-09-11 20:51:51,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:52,041 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:52,044 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound2.c [2024-09-11 20:51:52,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b316dff9a/8101c2127fe045e1a5ce84ad03b328a3/FLAG996c7f154 [2024-09-11 20:51:52,073 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b316dff9a/8101c2127fe045e1a5ce84ad03b328a3 [2024-09-11 20:51:52,076 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:52,077 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:52,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:51:52,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:52,130 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:52,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:52,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:52,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:52,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:52" (1/2) ... [2024-09-11 20:51:52,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f0f2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:52, skipping insertion in model container [2024-09-11 20:51:52,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:52" (1/2) ... [2024-09-11 20:51:52,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a7f70a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:52, skipping insertion in model container [2024-09-11 20:51:52,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:52" (2/2) ... [2024-09-11 20:51:52,143 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f0f2f6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:52, skipping insertion in model container [2024-09-11 20:51:52,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:52" (2/2) ... [2024-09-11 20:51:52,151 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:52,153 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:52,153 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:52,153 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:52,173 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:52,338 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/prod4br-ll_valuebound2.c[524,537] [2024-09-11 20:51:52,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:52,393 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:52,436 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/prod4br-ll_valuebound2.c[524,537] Start Parsing Local [2024-09-11 20:51:52,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:52,475 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:52,476 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:52 WrapperNode [2024-09-11 20:51:52,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:52,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:52,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:52,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:52,490 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,490 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,501 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,522 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 [2024-09-11 20:51:52,522 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,522 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,533 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,540 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,545 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,546 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:52,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:52,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:52,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:52,554 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 11.09 08:51:52" (1/1) ... [2024-09-11 20:51:52,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:52,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:52,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:51:52,590 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:51:52,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:52,637 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:52,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:52,718 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:52,720 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:59,778 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:59,862 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:59,862 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:59,890 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:59,891 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:59,891 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:59 BoogieIcfgContainer [2024-09-11 20:51:59,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:59,892 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:59,892 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:59,893 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:59,893 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:52" (1/4) ... [2024-09-11 20:51:59,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@154acddb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,894 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:52" (2/4) ... [2024-09-11 20:51:59,894 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@154acddb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,894 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 11.09 08:51:52" (3/4) ... [2024-09-11 20:51:59,895 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@154acddb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,895 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:59" (4/4) ... [2024-09-11 20:51:59,896 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound2.c [2024-09-11 20:51:59,903 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:59,904 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:51:59,904 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:59,904 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:59,905 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:59,905 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:59,905 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:51:59,905 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:59,906 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:59,906 INFO L130 InvariantChecker]: Will check 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, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:59,961 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:59,962 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:59,962 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:59,963 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:59,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:59,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,980 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:59,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,982 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:59,982 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:59,983 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:59,985 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:00,003 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:00,045 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:00,047 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:00,048 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:00,048 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:00,048 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:00,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:00,070 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:00,071 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:00,071 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:00,071 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:00,073 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:00,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:04,308 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:04,389 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:04,389 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:04,389 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:04,390 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:04,390 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:04,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:04,393 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:04,394 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:04,394 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:04,394 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:04,394 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:04,394 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:08,555 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:08,629 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:52:08,629 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:08,630 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:08,630 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:08,630 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:08,630 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:08,643 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:52:08,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:08,644 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:08,644 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:08,644 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:08,645 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:08,715 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:08,748 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:52:08,750 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:08,750 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:08,751 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:08,751 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:08,751 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:08,804 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:52:08,805 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:08,806 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:08,806 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:08,807 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:08,815 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:13,726 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:14,001 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:14,001 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:14,002 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:14,002 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:14,002 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:14,002 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,005 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:14,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,005 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:14,005 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:14,005 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:14,006 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:14,009 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:14,018 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:14,018 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:14,019 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:14,019 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:14,019 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:14,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,020 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:14,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,020 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:14,021 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:14,021 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:14,021 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:14,023 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:14,036 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:14,036 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:14,036 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:14,036 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:14,036 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:14,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,045 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:52:14,045 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:14,045 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:14,045 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:14,045 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:14,048 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:18,298 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:18,384 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:18,384 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@154acddb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:18, skipping insertion in model container [2024-09-11 20:52:18,384 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:18,386 INFO L158 Benchmark]: Toolchain (without parser) took 26255.00ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 29.0MB in the beginning and 36.6MB in the end (delta: -7.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-09-11 20:52:18,386 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 41.9MB. Free memory was 23.2MB in the beginning and 23.2MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:18,387 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:18,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.94ms. Allocated memory is still 52.4MB. Free memory was 28.8MB in the beginning and 28.4MB in the end (delta: 437.9kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:18,388 INFO L158 Benchmark]: Boogie Preprocessor took 75.44ms. Allocated memory is still 52.4MB. Free memory was 28.4MB in the beginning and 26.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:18,388 INFO L158 Benchmark]: RCFGBuilder took 7338.50ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.0MB in the beginning and 34.3MB in the end (delta: -8.3MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:18,389 INFO L158 Benchmark]: Referee took 18492.62ms. Allocated memory is still 65.0MB. Free memory was 34.3MB in the beginning and 36.6MB in the end (delta: -2.3MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-09-11 20:52:18,391 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 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. 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 check that procedure precondition always holds at line 57. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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: * CDTParser took 0.92ms. Allocated memory is still 41.9MB. Free memory was 23.2MB in the beginning and 23.2MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 52.4MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.94ms. Allocated memory is still 52.4MB. Free memory was 28.8MB in the beginning and 28.4MB in the end (delta: 437.9kB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.44ms. Allocated memory is still 52.4MB. Free memory was 28.4MB in the beginning and 26.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7338.50ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.0MB in the beginning and 34.3MB in the end (delta: -8.3MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Referee took 18492.62ms. Allocated memory is still 65.0MB. Free memory was 34.3MB in the beginning and 36.6MB in the end (delta: -2.3MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:18,582 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