This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:51:19,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:19,584 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:51:19,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:19,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:19,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:19,622 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:19,623 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:19,624 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:19,625 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:19,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:19,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:19,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:19,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:19,627 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:19,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:19,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:19,630 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:19,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:51:19,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:19,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:19,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:19,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:19,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:19,632 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:19,632 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:19,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:19,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:19,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:19,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:19,634 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:19,634 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:19,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:19,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:19,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:19,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:19,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:19,636 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:51:19,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:51:19,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:19,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:19,638 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:19,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:19,639 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:19,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:19,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:19,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:19,906 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:19,907 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:19,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sum_15x0-1.yml/witness-2.1.yml [2024-09-21 12:51:19,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:19,953 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:19,954 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2024-09-21 12:51:21,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:21,605 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:21,606 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/sum_15x0-1.c [2024-09-21 12:51:21,614 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/72c2f52d7/2c61f3e2f0a94ab2ac9402ef3dc04d34/FLAG06a75afc4 [2024-09-21 12:51:21,626 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/72c2f52d7/2c61f3e2f0a94ab2ac9402ef3dc04d34 [2024-09-21 12:51:21,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:21,629 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:21,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:21,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:21,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:21,636 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 12:51:19" (1/2) ... [2024-09-21 12:51:21,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b898af4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:21, skipping insertion in model container [2024-09-21 12:51:21,637 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 12:51:19" (1/2) ... [2024-09-21 12:51:21,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42442870 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:21, skipping insertion in model container [2024-09-21 12:51:21,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:21" (2/2) ... [2024-09-21 12:51:21,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b898af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21, skipping insertion in model container [2024-09-21 12:51:21,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:21" (2/2) ... [2024-09-21 12:51:21,644 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:21,645 INFO L1541 ArrayList]: Function contract at [L5]: requires null, ensures (\result == ((long long) n + m)) [2024-09-21 12:51:21,664 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:21,805 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_15x0-1.c[481,494] [2024-09-21 12:51:21,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:21,831 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-21 12:51:21,870 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_15x0-1.c[481,494] [2024-09-21 12:51:21,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:21,888 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:21,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21 WrapperNode [2024-09-21 12:51:21,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:21,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:21,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:21,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:21,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,908 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,918 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 12:51:21,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:21,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:21,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:21,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:21,933 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (1/1) ... [2024-09-21 12:51:21,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:21,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:21,963 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 12:51:21,966 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 12:51:22,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-09-21 12:51:22,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:51:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:51:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:22,072 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:22,073 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:22,163 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:22,190 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:22,191 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:22,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:22 BoogieIcfgContainer [2024-09-21 12:51:22,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:22,192 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:22,193 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:22,194 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:22,196 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 12:51:19" (1/4) ... [2024-09-21 12:51:22,197 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ada423d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:22, skipping insertion in model container [2024-09-21 12:51:22,197 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:21" (2/4) ... [2024-09-21 12:51:22,197 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ada423d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:22, skipping insertion in model container [2024-09-21 12:51:22,197 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:21" (3/4) ... [2024-09-21 12:51:22,197 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ada423d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:22, skipping insertion in model container [2024-09-21 12:51:22,198 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:22" (4/4) ... [2024-09-21 12:51:22,199 INFO L79 RefereeObserver]: Analyzing ICFG sum_15x0-1.c [2024-09-21 12:51:22,202 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:22,203 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-09-21 12:51:22,203 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC sumErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:51:22,204 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:22,233 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:51:22,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:22,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:22,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:22,236 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:22,238 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:22,255 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:51:22,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:22,256 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:22,257 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:22,257 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:22,258 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:22,283 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:22,297 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 12:51:22,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:22,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:22,298 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:22,298 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:22,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:22,320 INFO L101 BaseMinimizeStates]: Removed 10 edges and 4 locations by large block encoding [2024-09-21 12:51:22,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:22,324 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:22,325 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:22,325 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:22,350 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:22,361 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location sumErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:22,364 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:51:22,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ada423d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:51:22, skipping insertion in model container [2024-09-21 12:51:22,365 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:51:22,367 INFO L158 Benchmark]: Toolchain (without parser) took 737.33ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 124.4MB in the end (delta: -26.1MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:22,367 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:22,368 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 155.2MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:22,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.91ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 84.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:22,369 INFO L158 Benchmark]: Boogie Preprocessor took 40.30ms. Allocated memory is still 155.2MB. Free memory was 84.8MB in the beginning and 82.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:22,370 INFO L158 Benchmark]: RCFGBuilder took 260.71ms. Allocated memory is still 155.2MB. Free memory was 82.7MB in the beginning and 71.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:51:22,371 INFO L158 Benchmark]: Referee took 172.89ms. Allocated memory is still 155.2MB. Free memory was 71.8MB in the beginning and 124.4MB in the end (delta: -52.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-09-21 12:51:22,373 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 18. 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: * Witness Parser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 155.2MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.91ms. Allocated memory is still 155.2MB. Free memory was 98.3MB in the beginning and 84.8MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.30ms. Allocated memory is still 155.2MB. Free memory was 84.8MB in the beginning and 82.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 260.71ms. Allocated memory is still 155.2MB. Free memory was 82.7MB in the beginning and 71.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 172.89ms. Allocated memory is still 155.2MB. Free memory was 71.8MB in the beginning and 124.4MB in the end (delta: -52.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:51:22,407 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...