This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:14,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:14,801 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:47:14,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:14,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:14,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:14,839 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:14,839 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:14,840 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:14,841 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:14,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:14,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:14,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:14,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:14,845 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:14,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:14,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:14,846 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:14,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:47:14,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:14,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:14,851 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:14,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:14,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:14,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:14,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:14,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:14,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:14,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:14,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:14,853 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:14,853 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:14,853 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:14,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:14,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:14,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:14,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:14,855 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:47:14,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:47:14,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:14,855 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:14,856 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:14,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:14,857 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:15,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:15,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:15,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:15,122 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:47:15,122 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:47:15,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/simple_vardep_1.yml/witness-2.1.yml [2024-09-21 12:47:15,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:15,203 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:15,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-crafted/simple_vardep_1.c [2024-09-21 12:47:16,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:47:16,764 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:47:16,765 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-crafted/simple_vardep_1.c [2024-09-21 12:47:16,771 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/174aa6979/5c92205d92404cfbbd0a4106f81229f4/FLAGd78c749d5 [2024-09-21 12:47:17,173 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/174aa6979/5c92205d92404cfbbd0a4106f81229f4 [2024-09-21 12:47:17,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:47:17,174 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:47:17,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:17,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:47:17,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:47:17,181 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 12:47:15" (1/2) ... [2024-09-21 12:47:17,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58424157 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,182 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 12:47:15" (1/2) ... [2024-09-21 12:47:17,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@644077ca and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:17" (2/2) ... [2024-09-21 12:47:17,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58424157 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:17" (2/2) ... [2024-09-21 12:47:17,190 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:47:17,190 INFO L1541 ArrayList]: Loop invariant at [L21-L27] ((k == (((long long) i + j) % 4294967296)) && ((((long long) i + j) / 4294967296) <= 0)) [2024-09-21 12:47:17,190 INFO L1541 ArrayList]: Function contract at [L7]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:47:17,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:47:17,331 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/loop-crafted/simple_vardep_1.c[584,597] [2024-09-21 12:47:17,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:17,360 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:47:17,398 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/loop-crafted/simple_vardep_1.c[584,597] Start Parsing Local [2024-09-21 12:47:17,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:17,435 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:47:17,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17 WrapperNode [2024-09-21 12:47:17,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:17,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:47:17,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:47:17,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:47:17,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,476 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 [2024-09-21 12:47:17,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,492 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:47:17,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:47:17,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:47:17,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:47:17,498 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (1/1) ... [2024-09-21 12:47:17,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:17,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:47:17,529 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 12:47:17,532 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 12:47:17,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:47:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:47:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:47:17,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:47:17,580 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:47:17,580 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:47:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:47:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:47:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:47:17,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:47:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:47:17,650 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:47:17,652 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:47:17,822 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:47:17,831 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:47:17,869 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:47:17,869 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:47:17,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:17 BoogieIcfgContainer [2024-09-21 12:47:17,871 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:47:17,871 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:47:17,871 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:47:17,872 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:47:17,873 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 12:47:15" (1/4) ... [2024-09-21 12:47:17,873 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d63d7a3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,874 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:17" (2/4) ... [2024-09-21 12:47:17,875 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d63d7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,875 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:17" (3/4) ... [2024-09-21 12:47:17,875 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d63d7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:17, skipping insertion in model container [2024-09-21 12:47:17,876 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:17" (4/4) ... [2024-09-21 12:47:17,877 INFO L79 RefereeObserver]: Analyzing ICFG simple_vardep_1.c [2024-09-21 12:47:17,881 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:47:17,882 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L26-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:17,882 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 12:47:17,883 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L26-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-21 12:47:17,883 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:17,884 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:17,884 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-21 12:47:17,930 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:17,931 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:17,931 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:17,932 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:17,936 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:17,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:17,955 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:17,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:17,956 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:17,956 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:17,956 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:17,957 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:17,977 INFO L520 InvariantChecker]: The annotation(s) from loop head L26-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:17,986 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:47:17,986 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:17,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:17,987 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:17,987 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:17,987 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:17,990 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:47:17,990 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:17,990 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:17,990 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:17,990 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:17,991 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:17,996 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:18,014 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:47:18,014 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:18,015 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:18,015 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:18,015 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:18,015 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,035 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:47:18,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:18,036 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:18,036 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:18,036 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:18,424 INFO L520 InvariantChecker]: The annotation(s) from loop head L26-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:18,437 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:18,437 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:18,438 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:18,438 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:18,438 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:18,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,446 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:18,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:18,446 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:18,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:18,453 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:18,458 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:47:18,466 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:18,467 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:18,467 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:18,467 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:18,467 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:18,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,469 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:18,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:18,470 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:18,470 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:18,470 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:18,470 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:18,475 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:47:18,482 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:47:18,483 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d63d7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:18, skipping insertion in model container [2024-09-21 12:47:18,483 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:47:18,484 INFO L158 Benchmark]: Toolchain (without parser) took 1309.28ms. Allocated memory is still 165.7MB. Free memory was 130.5MB in the beginning and 87.2MB in the end (delta: 43.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-21 12:47:18,486 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 86.3MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:18,487 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:18,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.94ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 116.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:47:18,489 INFO L158 Benchmark]: Boogie Preprocessor took 56.69ms. Allocated memory is still 165.7MB. Free memory was 116.5MB in the beginning and 114.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:47:18,490 INFO L158 Benchmark]: RCFGBuilder took 376.54ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 101.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:47:18,491 INFO L158 Benchmark]: Referee took 611.33ms. Allocated memory is still 165.7MB. Free memory was 101.9MB in the beginning and 87.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:47:18,494 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 21 to loop head at line 21. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 21. Annotation is valid for all loop-free paths from loop head at line 21 to check that procedure precondition always holds at line 26. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 10. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 123.7MB. Free memory was 86.4MB in the beginning and 86.3MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.94ms. Allocated memory is still 165.7MB. Free memory was 129.8MB in the beginning and 116.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.69ms. Allocated memory is still 165.7MB. Free memory was 116.5MB in the beginning and 114.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.54ms. Allocated memory is still 165.7MB. Free memory was 114.5MB in the beginning and 101.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 611.33ms. Allocated memory is still 165.7MB. Free memory was 101.9MB in the beginning and 87.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:47:18,528 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...