This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:01:51,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:01:51,548 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:01:51,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:01:51,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:01:51,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:01:51,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:01:51,576 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:01:51,576 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:01:51,577 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:01:51,577 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:01:51,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:01:51,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:01:51,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:01:51,579 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:01:51,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:01:51,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:01:51,580 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:01:51,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:01:51,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:01:51,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:01:51,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:01:51,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:01:51,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:01:51,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:01:51,587 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:01:51,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:01:51,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:01:51,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:01:51,588 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:01:51,588 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:01:51,588 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:01:51,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:01:51,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:01:51,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:01:51,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:01:51,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:01:51,589 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:01:51,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:01:51,590 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:01:51,590 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:01:51,590 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:01:51,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:01:51,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:01:51,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:01:51,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:01:51,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:01:51,887 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:01:51,888 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:01:51,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sum03-2.yml/witness-2.1.yml [2024-09-13 05:01:51,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:01:51,947 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:01:51,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops/sum03-2.i [2024-09-13 05:01:53,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:01:53,533 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:01:53,534 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops/sum03-2.i [2024-09-13 05:01:53,541 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/24f20e469/88d69286432e48f195ed76f10734ec0e/FLAG140708ac5 [2024-09-13 05:01:53,942 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/24f20e469/88d69286432e48f195ed76f10734ec0e [2024-09-13 05:01:53,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:01:53,944 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:01:53,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:01:53,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:01:53,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:01:53,951 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 05:01:51" (1/2) ... [2024-09-13 05:01:53,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d11e1b3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:01:53, skipping insertion in model container [2024-09-13 05:01:53,952 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 05:01:51" (1/2) ... [2024-09-13 05:01:53,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@da14d55 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:01:53, skipping insertion in model container [2024-09-13 05:01:53,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:01:53" (2/2) ... [2024-09-13 05:01:53,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d11e1b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:53, skipping insertion in model container [2024-09-13 05:01:53,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:01:53" (2/2) ... [2024-09-13 05:01:53,963 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:01:53,964 INFO L1541 ArrayList]: Loop invariant at [L24-L28] (((((x / 2147483648) * 4294967296) + sn) == (((long long) x * 2) + ((sn / 4294967296) * 4294967296))) && ((sn / 4294967296) <= (x / 2147483648))) [2024-09-13 05:01:53,968 INFO L1541 ArrayList]: Function contract at [L20]: requires null, ensures 0 [2024-09-13 05:01:53,968 INFO L1541 ArrayList]: Function contract at [L13]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:01:53,986 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:01:54,144 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/loops/sum03-2.i[807,820] [2024-09-13 05:01:54,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:01:54,163 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:01:54,192 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/loops/sum03-2.i[807,820] Start Parsing Global Start Parsing Local [2024-09-13 05:01:54,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:01:54,217 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:01:54,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54 WrapperNode [2024-09-13 05:01:54,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:01:54,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:01:54,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:01:54,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:01:54,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,244 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 05:01:54,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,254 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:01:54,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:01:54,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:01:54,256 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:01:54,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (1/1) ... [2024-09-13 05:01:54,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:01:54,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:01:54,291 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 05:01:54,293 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 05:01:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:01:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:01:54,337 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:01:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:01:54,338 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:01:54,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:01:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:01:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:01:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:01:54,402 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:01:54,408 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:01:54,529 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:01:54,548 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:01:54,567 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:01:54,567 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:01:54,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:01:54 BoogieIcfgContainer [2024-09-13 05:01:54,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:01:54,568 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:01:54,568 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:01:54,569 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:01:54,569 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 05:01:51" (1/4) ... [2024-09-13 05:01:54,570 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@23ae6645 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:01:54, skipping insertion in model container [2024-09-13 05:01:54,570 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:01:53" (2/4) ... [2024-09-13 05:01:54,570 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@23ae6645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:01:54, skipping insertion in model container [2024-09-13 05:01:54,570 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:01:54" (3/4) ... [2024-09-13 05:01:54,570 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@23ae6645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:01:54, skipping insertion in model container [2024-09-13 05:01:54,570 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:01:54" (4/4) ... [2024-09-13 05:01:54,571 INFO L79 RefereeObserver]: Analyzing ICFG sum03-2.i [2024-09-13 05:01:54,575 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:01:54,575 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:01:54,575 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-1 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:01:54,575 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 05:01:54,576 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 05:01:54,576 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 05:01:54,576 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 05:01:54,576 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 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 [2024-09-13 05:01:54,615 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:01:54,616 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,617 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,621 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,639 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:01:54,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,640 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,640 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,641 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,641 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,702 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:01:54,712 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:01:54,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,713 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,713 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,713 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,717 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:01:54,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,723 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,725 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-1 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:01:54,734 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:01:54,734 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,734 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,735 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,735 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,738 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:01:54,739 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,739 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,739 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,739 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,739 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,744 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:01:54,758 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:01:54,759 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,759 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,759 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,759 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,782 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:01:54,785 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,785 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,786 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,786 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,786 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,826 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:01:54,838 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:01:54,838 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,838 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,838 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,839 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,839 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,842 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:01:54,842 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,842 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,842 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,842 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,843 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,844 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:01:54,851 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:01:54,851 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:01:54,851 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:01:54,851 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:01:54,851 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:01:54,852 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,853 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:01:54,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:01:54,853 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:01:54,854 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:01:54,854 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:01:54,854 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:01:54,856 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:01:54,859 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:01:54,859 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@23ae6645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:01:54, skipping insertion in model container [2024-09-13 05:01:54,859 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:01:54,861 INFO L158 Benchmark]: Toolchain (without parser) took 916.39ms. Allocated memory is still 148.9MB. Free memory was 111.1MB in the beginning and 64.5MB in the end (delta: 46.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-09-13 05:01:54,861 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:01:54,865 INFO L158 Benchmark]: CDTParser took 1.28ms. Allocated memory is still 111.1MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:01:54,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.43ms. Allocated memory is still 148.9MB. Free memory was 110.6MB in the beginning and 97.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:01:54,866 INFO L158 Benchmark]: Boogie Preprocessor took 35.85ms. Allocated memory is still 148.9MB. Free memory was 97.5MB in the beginning and 95.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:01:54,867 INFO L158 Benchmark]: RCFGBuilder took 312.58ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 82.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:01:54,867 INFO L158 Benchmark]: Referee took 291.12ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 64.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-13 05:01:54,873 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 24 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 24. 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 15. Annotation is valid for all loop-free paths from loop head at line 24 to check that procedure precondition always holds at line 27. 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 24 to loop head at line 24. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.28ms. Allocated memory is still 111.1MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.43ms. Allocated memory is still 148.9MB. Free memory was 110.6MB in the beginning and 97.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.85ms. Allocated memory is still 148.9MB. Free memory was 97.5MB in the beginning and 95.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 312.58ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 82.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 291.12ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 64.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:01:54,905 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...