./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/hh2012-ex3.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-lit/hh2012-ex3.i ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:03:35,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:03:35,344 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:03:35,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:03:35,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:03:35,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:03:35,379 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:03:35,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:03:35,380 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:03:35,380 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:03:35,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:03:35,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:03:35,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:03:35,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:03:35,382 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:03:35,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:03:35,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:03:35,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:03:35,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:03:35,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:03:35,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:03:35,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:03:35,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:03:35,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:03:35,389 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:03:35,389 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:03:35,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:03:35,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:03:35,390 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:03:35,390 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:03:35,390 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:03:35,390 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:03:35,391 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:03:35,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:03:35,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:03:35,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:03:35,392 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:03:35,392 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:03:35,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:03:35,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:03:35,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:03:35,395 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:03:35,395 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:03:35,395 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:03:35,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:03:35,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:03:35,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:03:35,658 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:03:35,660 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:03:35,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml [2024-09-13 05:03:35,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:03:35,752 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:03:35,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-13 05:03:37,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:03:37,280 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:03:37,281 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-13 05:03:37,286 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8d071d44b/ae71551c31804ca7bd67bdb7d17bc8f9/FLAG3a515706e [2024-09-13 05:03:37,690 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8d071d44b/ae71551c31804ca7bd67bdb7d17bc8f9 [2024-09-13 05:03:37,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:03:37,692 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:03:37,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:03:37,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:03:37,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:03:37,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:35" (1/2) ... [2024-09-13 05:03:37,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c941bb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:37, skipping insertion in model container [2024-09-13 05:03:37,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:35" (1/2) ... [2024-09-13 05:03:37,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c39034c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:37, skipping insertion in model container [2024-09-13 05:03:37,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:37" (2/2) ... [2024-09-13 05:03:37,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c941bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37, skipping insertion in model container [2024-09-13 05:03:37,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:37" (2/2) ... [2024-09-13 05:03:37,714 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:03:37,715 INFO L1541 ArrayList]: Loop invariant at [L16-L31] ((i <= 4) && (0 <= i)) [2024-09-13 05:03:37,715 INFO L1541 ArrayList]: Loop invariant at [L18-L25] ((((j == 0) && (0 <= i)) && (i <= 3)) || ((((i <= ((long long) j + 3)) && (1 <= j)) && (j <= i)) && (j <= 4))) [2024-09-13 05:03:37,715 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:03:37,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:03:37,882 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/loop-lit/hh2012-ex3.i[799,812] [2024-09-13 05:03:37,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:03:37,906 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:03:37,946 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/loop-lit/hh2012-ex3.i[799,812] Start Parsing Local Start Parsing Local [2024-09-13 05:03:37,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:03:37,976 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:03:37,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37 WrapperNode [2024-09-13 05:03:37,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:03:37,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:03:37,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:03:37,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:03:37,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:37,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:37,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,011 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 05:03:38,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,018 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,027 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:03:38,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:03:38,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:03:38,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:03:38,032 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (1/1) ... [2024-09-13 05:03:38,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:03:38,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:03:38,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:03:38,060 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:03:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:03:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:03:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:03:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:03:38,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:03:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:03:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:03:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:03:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:03:38,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:03:38,156 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:03:38,159 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:03:38,283 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:03:38,296 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:03:38,318 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:03:38,318 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:03:38,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:38 BoogieIcfgContainer [2024-09-13 05:03:38,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:03:38,319 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:03:38,319 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:03:38,320 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:03:38,320 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:35" (1/4) ... [2024-09-13 05:03:38,323 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57a87f7a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:03:38, skipping insertion in model container [2024-09-13 05:03:38,324 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:03:37" (2/4) ... [2024-09-13 05:03:38,324 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57a87f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:03:38, skipping insertion in model container [2024-09-13 05:03:38,324 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:37" (3/4) ... [2024-09-13 05:03:38,324 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57a87f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:03:38, skipping insertion in model container [2024-09-13 05:03:38,324 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:38" (4/4) ... [2024-09-13 05:03:38,327 INFO L79 RefereeObserver]: Analyzing ICFG hh2012-ex3.i [2024-09-13 05:03:38,332 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:03:38,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 05:03:38,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:03:38,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:03:38,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:03:38,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-13 05:03:38,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 05:03:38,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:03:38,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:03:38,335 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 05:03:38,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:03:38,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:03:38,336 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:03:38,336 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:03:38,336 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:03:38,336 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, 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location [2024-09-13 05:03:38,385 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-13 05:03:38,386 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,387 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,387 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,388 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,412 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:03:38,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,414 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,414 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,414 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,422 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,446 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,469 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:03:38,470 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,470 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,470 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,470 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,477 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:03:38,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,481 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,481 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,481 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,484 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,501 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:03:38,501 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,502 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,502 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,502 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,508 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-13 05:03:38,508 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,508 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,508 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,508 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,510 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,512 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,522 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:03:38,522 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,522 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,522 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,523 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,533 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:03:38,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,534 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,534 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,534 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,534 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,537 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:38,546 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:03:38,546 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,546 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,546 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,547 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,547 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,549 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:03:38,549 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,549 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,549 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,549 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,550 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,551 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:38,559 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:03:38,560 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,560 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,560 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,560 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,570 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:03:38,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,571 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,571 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,573 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,581 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-13 05:03:38,581 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,581 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,581 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,582 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,590 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding [2024-09-13 05:03:38,590 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,590 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,591 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,591 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,592 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,594 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,605 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-13 05:03:38,605 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,605 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,606 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,606 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,606 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,618 INFO L101 BaseMinimizeStates]: Removed 21 edges and 7 locations by large block encoding [2024-09-13 05:03:38,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,618 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,619 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,619 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,621 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,624 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:38,634 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:03:38,634 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,635 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,635 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,635 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,636 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,637 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:03:38,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,638 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,638 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,638 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,638 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,643 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:38,651 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:03:38,651 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,652 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,652 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,653 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,653 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,662 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:03:38,663 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,664 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,664 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,665 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,668 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,680 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:03:38,680 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,680 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,680 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,680 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,684 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:03:38,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,684 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,684 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,685 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,686 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,689 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,697 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:03:38,697 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,698 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,698 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,701 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:03:38,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,701 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,702 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,702 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,702 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,704 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:03:38,712 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:03:38,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,712 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,722 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,723 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,726 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:03:38,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,727 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,727 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,729 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:03:38,737 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:03:38,737 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:38,737 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:38,737 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:38,737 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:38,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,742 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:03:38,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:38,743 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:38,743 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:38,744 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:38,744 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:38,747 INFO L514 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:38,751 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:03:38,751 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57a87f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:03:38, skipping insertion in model container [2024-09-13 05:03:38,751 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:03:38,757 INFO L158 Benchmark]: Toolchain (without parser) took 1060.47ms. Allocated memory is still 174.1MB. Free memory was 103.6MB in the beginning and 140.4MB in the end (delta: -36.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-09-13 05:03:38,757 INFO L158 Benchmark]: Witness Parser took 0.50ms. Allocated memory is still 104.9MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:03:38,757 INFO L158 Benchmark]: CDTParser took 1.03ms. Allocated memory is still 174.1MB. Free memory is still 149.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:03:38,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.58ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 141.7MB in the end (delta: -38.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-09-13 05:03:38,758 INFO L158 Benchmark]: Boogie Preprocessor took 50.46ms. Allocated memory is still 174.1MB. Free memory was 141.1MB in the beginning and 139.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:03:38,759 INFO L158 Benchmark]: RCFGBuilder took 289.27ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 125.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:03:38,761 INFO L158 Benchmark]: Referee took 432.27ms. Allocated memory is still 174.1MB. Free memory was 125.8MB in the beginning and 140.4MB in the end (delta: -14.6MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2024-09-13 05:03:38,763 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 loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 22. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 26. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 18. 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 16 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.50ms. Allocated memory is still 104.9MB. Free memory is still 69.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.03ms. Allocated memory is still 174.1MB. Free memory is still 149.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.58ms. Allocated memory is still 174.1MB. Free memory was 103.4MB in the beginning and 141.7MB in the end (delta: -38.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.46ms. Allocated memory is still 174.1MB. Free memory was 141.1MB in the beginning and 139.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.27ms. Allocated memory is still 174.1MB. Free memory was 139.6MB in the beginning and 125.8MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 432.27ms. Allocated memory is still 174.1MB. Free memory was 125.8MB in the beginning and 140.4MB in the end (delta: -14.6MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:03:38,795 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 Writing output log to file Ultimate.log Result: TRUE