This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:34:13,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:34:13,397 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:34:13,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:34:13,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:34:13,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:34:13,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:34:13,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:34:13,430 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:34:13,430 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:34:13,431 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:34:13,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:34:13,431 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:34:13,432 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:34:13,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:34:13,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:34:13,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:34:13,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:34:13,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:34:13,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:34:13,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:34:13,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:34:13,436 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:34:13,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:34:13,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:34:13,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:34:13,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:34:13,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:34:13,438 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:34:13,438 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:34:13,438 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:34:13,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:34:13,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:34:13,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:34:13,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:34:13,710 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:34:13,711 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:34:13,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sum_10x0-1.yml/witness-2.1.yml [2024-10-15 15:34:13,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:34:13,751 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:34:13,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2024-10-15 15:34:15,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:34:15,577 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:34:15,578 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/sum_10x0-1.c [2024-10-15 15:34:15,584 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8f14b82ce/54124fd466694e399c4591979b1b8ca6/FLAG5f52f9a72 [2024-10-15 15:34:15,957 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8f14b82ce/54124fd466694e399c4591979b1b8ca6 [2024-10-15 15:34:15,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:34:15,960 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:34:15,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:34:15,962 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:34:15,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:34:15,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:34:13" (1/2) ... [2024-10-15 15:34:15,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5091189f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:34:15, skipping insertion in model container [2024-10-15 15:34:15,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:34:13" (1/2) ... [2024-10-15 15:34:15,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c08859e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:34:15, skipping insertion in model container [2024-10-15 15:34:15,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:15" (2/2) ... [2024-10-15 15:34:15,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5091189f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:15, skipping insertion in model container [2024-10-15 15:34:15,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:15" (2/2) ... [2024-10-15 15:34:15,976 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:34:15,976 INFO L1541 ArrayList]: Function contract at [L5]: requires null, ensures (\result == ((long long) n + m)) [2024-10-15 15:34:15,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:34:16,133 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_10x0-1.c[481,494] [2024-10-15 15:34:16,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:34:16,143 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:34:16,191 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_10x0-1.c[481,494] [2024-10-15 15:34:16,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:34:16,204 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:34:16,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16 WrapperNode [2024-10-15 15:34:16,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:34:16,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:34:16,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:34:16,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:34:16,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,215 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,221 INFO L138 Inliner]: procedures = 12, calls = 9, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:34:16,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:34:16,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:34:16,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:34:16,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:34:16,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,229 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,236 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 [2024-10-15 15:34:16,236 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,236 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:34:16,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:34:16,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:34:16,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:34:16,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (1/1) ... [2024-10-15 15:34:16,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:34:16,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:34:16,265 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) [2024-10-15 15:34:16,271 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 [2024-10-15 15:34:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:34:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:34:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:34:16,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:34:16,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:34:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-10-15 15:34:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-10-15 15:34:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:34:16,303 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:34:16,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:34:16,352 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:34:16,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:34:16,455 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:34:16,482 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:34:16,483 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:34:16,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:16 BoogieIcfgContainer [2024-10-15 15:34:16,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:34:16,484 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:34:16,484 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:34:16,485 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:34:16,485 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:34:13" (1/4) ... [2024-10-15 15:34:16,485 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@20ec1401 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:34:16, skipping insertion in model container [2024-10-15 15:34:16,486 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:34:15" (2/4) ... [2024-10-15 15:34:16,487 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@20ec1401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:34:16, skipping insertion in model container [2024-10-15 15:34:16,487 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:16" (3/4) ... [2024-10-15 15:34:16,487 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@20ec1401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:34:16, skipping insertion in model container [2024-10-15 15:34:16,487 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:16" (4/4) ... [2024-10-15 15:34:16,488 INFO L79 RefereeObserver]: Analyzing ICFG sum_10x0-1.c [2024-10-15 15:34:16,491 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:34:16,492 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-10-15 15:34:16,492 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC sumErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:34:16,492 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-10-15 15:34:16,529 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:34:16,530 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:34:16,531 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:34:16,531 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:34:16,532 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:34:16,533 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:16,543 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:34:16,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:16,544 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:34:16,544 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:34:16,544 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:34:16,544 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:34:16,555 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:34:16,566 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:34:16,566 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:34:16,566 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:34:16,566 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:34:16,566 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:34:16,566 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:16,575 INFO L101 BaseMinimizeStates]: Removed 10 edges and 4 locations by large block encoding [2024-10-15 15:34:16,575 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:16,575 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:34:16,575 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:34:16,576 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:34:16,580 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:34:16,583 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location sumErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:34:16,585 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:34:16,586 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@20ec1401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:34:16, skipping insertion in model container [2024-10-15 15:34:16,586 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:34:16,587 INFO L158 Benchmark]: Toolchain (without parser) took 626.97ms. Allocated memory is still 81.8MB. Free memory was 49.5MB in the beginning and 38.9MB in the end (delta: 10.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-10-15 15:34:16,587 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:16,588 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:16,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.50ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 59.4MB in the end (delta: -10.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-10-15 15:34:16,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.53ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 58.5MB in the end (delta: 912.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:16,589 INFO L158 Benchmark]: Boogie Preprocessor took 18.35ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:34:16,590 INFO L158 Benchmark]: RCFGBuilder took 243.15ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 46.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:34:16,590 INFO L158 Benchmark]: Referee took 101.88ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 38.9MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:34:16,592 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 54.5MB. Free memory was 34.2MB in the beginning and 34.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 32.2MB in the beginning and 32.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.50ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 59.4MB in the end (delta: -10.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.53ms. Allocated memory is still 81.8MB. Free memory was 59.4MB in the beginning and 58.5MB in the end (delta: 912.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.35ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 243.15ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 46.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 101.88ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 38.9MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:34:16,613 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...