This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:51:21,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:21,508 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:51:21,513 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:21,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:21,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:21,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:21,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:21,545 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:21,548 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:21,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:21,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:21,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:21,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:21,550 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:21,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:21,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:21,551 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:21,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:51:21,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:21,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:21,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:21,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:21,555 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:21,555 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:21,555 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:21,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:21,556 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:21,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:21,556 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:21,557 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:21,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:21,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:21,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:21,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:21,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:21,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:21,558 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:51:21,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:51:21,559 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:21,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:21,560 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:21,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:21,560 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:21,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:21,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:21,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:21,852 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:21,853 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:21,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2024-09-21 12:51:23,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:23,635 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:23,637 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2024-09-21 12:51:23,649 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/883916050/edcc96e884df4f108084278c1b3a30a3/FLAGc2859e9ab [2024-09-21 12:51:24,015 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/883916050/edcc96e884df4f108084278c1b3a30a3 [2024-09-21 12:51:24,018 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:24,019 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:24,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sum_non_eq-2.yml/witness-2.1.yml [2024-09-21 12:51:24,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:24,078 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:24,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:24,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:24,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:24,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:24" (1/2) ... [2024-09-21 12:51:24,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43948ac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:24" (1/2) ... [2024-09-21 12:51:24,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ce333bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (2/2) ... [2024-09-21 12:51:24,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43948ac4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (2/2) ... [2024-09-21 12:51:24,097 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:24,097 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (((((((unsigned long long) \result * 4294967295) + n) + m) % 4294967296) < 1) || (((((unsigned long long) 4294967295 * n) % 4294967296) <= 0) && (\result == m))) [2024-09-21 12:51:24,117 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:24,280 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c[628,641] [2024-09-21 12:51:24,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:24,298 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-21 12:51:24,345 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c[628,641] [2024-09-21 12:51:24,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:24,363 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:24,364 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24 WrapperNode [2024-09-21 12:51:24,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:24,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:24,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:24,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:24,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,386 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,396 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure sum is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:51:24,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:24,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:24,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:24,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:24,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (1/1) ... [2024-09-21 12:51:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:24,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:24,446 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) [2024-09-21 12:51:24,448 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 [2024-09-21 12:51:24,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-09-21 12:51:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-09-21 12:51:24,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:51:24,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:24,589 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:24,591 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:24,739 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:24,773 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:24,774 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:24,775 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:24 BoogieIcfgContainer [2024-09-21 12:51:24,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:24,776 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:24,778 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:24,779 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:24,779 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:24" (1/4) ... [2024-09-21 12:51:24,779 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c7b96ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,780 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (2/4) ... [2024-09-21 12:51:24,780 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c7b96ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,780 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:24" (3/4) ... [2024-09-21 12:51:24,780 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c7b96ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,780 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:24" (4/4) ... [2024-09-21 12:51:24,782 INFO L79 RefereeObserver]: Analyzing ICFG sum_non_eq-2.c [2024-09-21 12:51:24,786 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:24,787 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-09-21 12:51:24,787 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC sumErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:51:24,788 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:24,849 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:51:24,851 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:24,852 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:24,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:24,854 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:24,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:24,879 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:51:24,880 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:24,880 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:24,881 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:24,881 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:24,882 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:24,906 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:24,922 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 12:51:24,922 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:24,923 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:24,923 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:24,923 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:24,923 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:24,938 INFO L101 BaseMinimizeStates]: Removed 10 edges and 4 locations by large block encoding [2024-09-21 12:51:24,939 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:24,939 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:24,939 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:24,939 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:24,948 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:24,956 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location sumErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:24,959 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:51:24,960 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c7b96ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:51:24, skipping insertion in model container [2024-09-21 12:51:24,960 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:51:24,962 INFO L158 Benchmark]: Toolchain (without parser) took 883.27ms. Allocated memory is still 184.5MB. Free memory was 114.3MB in the beginning and 138.2MB in the end (delta: -23.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:24,962 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:24,963 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:24,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.98ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 101.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:51:24,964 INFO L158 Benchmark]: Boogie Preprocessor took 44.42ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 99.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:24,965 INFO L158 Benchmark]: RCFGBuilder took 362.73ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 149.4MB in the end (delta: -49.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-09-21 12:51:24,966 INFO L158 Benchmark]: Referee took 183.78ms. Allocated memory is still 184.5MB. Free memory was 149.4MB in the beginning and 138.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:51:24,969 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to check that a call to reach_error is unreachable at line 19. Annotation is valid for all loop-free paths from entry of procedure sum to exit of procedure sum. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 184.5MB. Free memory is still 116.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.98ms. Allocated memory is still 184.5MB. Free memory was 114.2MB in the beginning and 101.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.42ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 99.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 362.73ms. Allocated memory is still 184.5MB. Free memory was 99.5MB in the beginning and 149.4MB in the end (delta: -49.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Referee took 183.78ms. Allocated memory is still 184.5MB. Free memory was 149.4MB in the beginning and 138.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:51:25,006 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...