./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound5.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound5.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 20:51:38,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:39,025 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:39,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:39,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:39,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:39,050 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:39,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:39,050 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:39,051 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:39,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:39,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:39,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:39,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:39,054 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:39,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:39,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:39,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:39,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:39,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:39,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:39,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:39,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:39,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:39,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:39,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:39,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:39,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:39,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:39,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:39,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:39,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:39,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:39,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:39,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:39,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:39,061 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:39,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:39,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:39,062 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:39,062 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:39,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:39,063 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:39,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:39,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:39,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:39,270 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:39,270 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:39,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound5.yml/witness-2.1.yml [2024-09-11 20:51:39,336 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:39,336 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:39,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2024-09-11 20:51:40,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:40,722 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:40,723 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2024-09-11 20:51:40,728 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ec859c1e4/24a898c77878499ebe37d0300524983a/FLAG49f2706c3 [2024-09-11 20:51:40,739 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ec859c1e4/24a898c77878499ebe37d0300524983a [2024-09-11 20:51:40,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:40,741 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:40,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:40,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:40,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:40,750 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 08:51:39" (1/2) ... [2024-09-11 20:51:40,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ab1c69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:40, skipping insertion in model container [2024-09-11 20:51:40,750 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 08:51:39" (1/2) ... [2024-09-11 20:51:40,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@25369045 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:40, skipping insertion in model container [2024-09-11 20:51:40,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:40" (2/2) ... [2024-09-11 20:51:40,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67ab1c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40, skipping insertion in model container [2024-09-11 20:51:40,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:40" (2/2) ... [2024-09-11 20:51:40,759 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:40,760 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:40,760 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:40,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:40,887 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2024-09-11 20:51:40,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:40,919 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:40,959 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] Start Parsing Local [2024-09-11 20:51:40,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:40,981 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:40,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40 WrapperNode [2024-09-11 20:51:40,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:40,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:40,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:40,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:40,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:40,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:40,999 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,010 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:41,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:41,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:41,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:41,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:41,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (1/1) ... [2024-09-11 20:51:41,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:41,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:41,050 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 20:51:41,052 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 20:51:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:41,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:41,142 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:41,144 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:41,230 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:41,260 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:41,260 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:41,280 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:41,280 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:41,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:41 BoogieIcfgContainer [2024-09-11 20:51:41,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:41,281 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:41,281 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:41,282 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:41,282 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 08:51:39" (1/4) ... [2024-09-11 20:51:41,282 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6aedaf1a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:41, skipping insertion in model container [2024-09-11 20:51:41,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:40" (2/4) ... [2024-09-11 20:51:41,283 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6aedaf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:41, skipping insertion in model container [2024-09-11 20:51:41,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:40" (3/4) ... [2024-09-11 20:51:41,283 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6aedaf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:41, skipping insertion in model container [2024-09-11 20:51:41,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:41" (4/4) ... [2024-09-11 20:51:41,285 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound5.c [2024-09-11 20:51:41,287 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:41,288 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:41,288 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:41,288 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:41,288 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:41,289 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 20:51:41,289 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 20:51:41,289 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:41,328 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:41,329 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,330 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,331 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,333 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,374 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:41,375 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,375 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,375 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,376 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,380 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,395 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:41,413 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:41,416 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,416 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,416 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,416 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,426 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:41,428 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,429 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,429 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,429 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,429 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,434 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:41,452 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:41,452 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,452 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,452 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,452 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,462 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:41,463 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,464 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,464 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,464 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,467 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,471 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:41,482 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:41,482 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,482 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,483 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,483 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,483 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,486 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:41,486 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,486 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,486 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,486 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,487 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,489 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:41,495 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:41,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,495 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,496 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,498 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:41,498 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,500 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,502 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:41,511 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:41,512 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:41,512 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:41,512 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:41,512 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:41,512 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,513 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:41,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:41,514 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:41,514 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:41,514 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:41,515 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:41,516 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:41,519 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:41,519 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6aedaf1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:41, skipping insertion in model container [2024-09-11 20:51:41,520 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:41,521 INFO L158 Benchmark]: Toolchain (without parser) took 779.76ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 69.2MB in the beginning and 128.4MB in the end (delta: -59.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:41,522 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:41,522 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 142.6MB. Free memory is still 114.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:41,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.24ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 164.0MB in the end (delta: -95.0MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-09-11 20:51:41,524 INFO L158 Benchmark]: Boogie Preprocessor took 39.11ms. Allocated memory is still 192.9MB. Free memory was 164.0MB in the beginning and 161.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:41,525 INFO L158 Benchmark]: RCFGBuilder took 258.02ms. Allocated memory is still 192.9MB. Free memory was 161.9MB in the beginning and 147.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:41,525 INFO L158 Benchmark]: Referee took 238.60ms. Allocated memory is still 192.9MB. Free memory was 147.3MB in the beginning and 128.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:41,528 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 95.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.66ms. Allocated memory is still 142.6MB. Free memory is still 114.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.24ms. Allocated memory was 142.6MB in the beginning and 192.9MB in the end (delta: 50.3MB). Free memory was 69.0MB in the beginning and 164.0MB in the end (delta: -95.0MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.11ms. Allocated memory is still 192.9MB. Free memory was 164.0MB in the beginning and 161.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 258.02ms. Allocated memory is still 192.9MB. Free memory was 161.9MB in the beginning and 147.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 238.60ms. Allocated memory is still 192.9MB. Free memory was 147.3MB in the beginning and 128.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:41,549 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/mannadiv_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound5.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 20:51:43,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:43,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:43,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:43,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:43,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:43,455 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:43,455 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:43,456 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:43,457 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:43,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:43,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:43,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:43,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:43,458 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:43,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:43,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:43,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:43,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:43,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:43,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:43,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:43,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:43,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:43,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:43,463 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:43,463 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:43,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:43,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:43,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:43,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:43,465 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:43,465 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:43,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:43,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:43,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:43,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:43,466 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:43,466 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:43,466 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:43,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:43,467 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:43,467 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:43,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:43,467 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:43,467 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:43,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:43,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:43,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:43,720 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:43,721 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:43,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound5.yml/witness-2.1.yml [2024-09-11 20:51:43,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:43,763 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:43,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2024-09-11 20:51:45,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:45,183 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:45,183 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c [2024-09-11 20:51:45,189 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1235081d6/ff14f45933b74ff2b30e79e34d76c41a/FLAG8fb6994ed [2024-09-11 20:51:45,205 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1235081d6/ff14f45933b74ff2b30e79e34d76c41a [2024-09-11 20:51:45,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:45,207 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:45,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:45,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:45,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:45,213 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 08:51:43" (1/2) ... [2024-09-11 20:51:45,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fc3c5f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:45, skipping insertion in model container [2024-09-11 20:51:45,214 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 08:51:43" (1/2) ... [2024-09-11 20:51:45,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c8c7eda and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:45, skipping insertion in model container [2024-09-11 20:51:45,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:45" (2/2) ... [2024-09-11 20:51:45,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fc3c5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45, skipping insertion in model container [2024-09-11 20:51:45,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:45" (2/2) ... [2024-09-11 20:51:45,224 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:45,226 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:45,226 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:45,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:45,386 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] [2024-09-11 20:51:45,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:45,417 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:45,450 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound5.c[573,586] Start Parsing Local [2024-09-11 20:51:45,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:45,475 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:45,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45 WrapperNode [2024-09-11 20:51:45,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:45,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:45,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:45,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:45,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,505 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:45,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,511 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,513 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:45,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:45,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:45,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:45,518 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (1/1) ... [2024-09-11 20:51:45,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:45,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:45,545 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 20:51:45,547 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 20:51:45,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:45,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:45,581 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:45,582 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:45,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:45,582 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:45,582 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:45,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:45,649 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:45,652 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:46,069 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:46,100 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:46,100 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:46,126 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:46,126 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:46,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:46 BoogieIcfgContainer [2024-09-11 20:51:46,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:46,127 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:46,127 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:46,128 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:46,128 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 08:51:43" (1/4) ... [2024-09-11 20:51:46,128 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3150c81a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,129 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:45" (2/4) ... [2024-09-11 20:51:46,129 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3150c81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,129 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:45" (3/4) ... [2024-09-11 20:51:46,129 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3150c81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,129 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:46" (4/4) ... [2024-09-11 20:51:46,130 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound5.c [2024-09-11 20:51:46,133 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:46,133 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:46,133 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:46,134 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:46,134 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:46,134 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 20:51:46,134 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 20:51:46,134 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:51:46,175 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:46,176 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,178 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,178 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,179 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,181 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,228 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:46,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,229 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,243 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:50,141 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:50,141 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:50,141 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:50,141 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:50,142 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:50,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,146 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:50,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,147 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:50,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:50,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:50,149 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:50,155 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:50,169 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:50,170 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:50,171 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:50,171 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:50,171 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:50,171 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,185 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:50,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,186 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:50,186 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:50,186 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:50,191 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:50,193 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:50,202 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:50,203 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:50,203 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:50,203 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:50,204 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:50,204 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,206 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:50,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:50,208 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:50,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:50,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:50,208 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:54,228 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:54,244 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:54,245 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:54,245 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:54,245 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:54,245 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:54,245 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:54,247 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:54,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:54,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:54,248 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:54,248 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:54,248 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:54,249 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:54,254 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:54,254 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:54,255 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:54,255 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:54,255 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:54,255 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:54,256 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:54,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:54,256 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:54,256 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:54,256 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:54,256 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:54,257 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:54,264 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-11 20:51:54,264 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3150c81a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:54, skipping insertion in model container [2024-09-11 20:51:54,265 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:54,266 INFO L158 Benchmark]: Toolchain (without parser) took 9058.52ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.2MB in the beginning and 38.2MB in the end (delta: 51.6kB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:54,267 INFO L158 Benchmark]: Witness Parser took 0.69ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:54,267 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:54,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.82ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 37.8MB in the beginning and 60.8MB in the end (delta: -23.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:54,269 INFO L158 Benchmark]: Boogie Preprocessor took 38.06ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 58.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:54,269 INFO L158 Benchmark]: RCFGBuilder took 610.21ms. Allocated memory is still 86.0MB. Free memory was 58.6MB in the beginning and 43.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:54,270 INFO L158 Benchmark]: Referee took 8137.63ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:54,272 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 35 to loop head at line 35. One counterexample starts in x1=1, x2=-2147483646, y1=2, y2=2147483647, y3=2147483646 and ends in . Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.69ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 67.1MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.82ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 37.8MB in the beginning and 60.8MB in the end (delta: -23.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.06ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 58.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 610.21ms. Allocated memory is still 86.0MB. Free memory was 58.6MB in the beginning and 43.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8137.63ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 38.2MB in the end (delta: 5.7MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:54,301 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE