This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:48:23,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:48:23,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:48:23,116 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:48:23,116 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:48:23,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:48:23,149 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:48:23,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:48:23,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:48:23,153 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:48:23,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:48:23,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:48:23,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:48:23,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:48:23,156 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:48:23,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:48:23,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:48:23,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:48:23,158 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:48:23,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:48:23,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:48:23,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:48:23,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:48:23,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:48:23,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:48:23,161 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:48:23,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:48:23,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:48:23,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:48:23,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:48:23,163 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:48:23,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:48:23,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:48:23,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:23,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:48:23,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:48:23,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:48:23,165 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:48:23,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:48:23,166 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:48:23,166 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:48:23,167 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:48:23,167 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:48:23,168 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:48:23,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:48:23,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:48:23,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:48:23,453 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:23,454 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:23,456 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/benchmark25_linear.yml/witness-2.1.yml [2024-09-21 12:48:23,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:48:23,549 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:48:23,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-zilu/benchmark25_linear.i [2024-09-21 12:48:24,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:25,115 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:25,116 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-zilu/benchmark25_linear.i [2024-09-21 12:48:25,121 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0443d64b5/082ba6caddff418f97feaf2343a1e998/FLAGcc4744687 [2024-09-21 12:48:25,134 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0443d64b5/082ba6caddff418f97feaf2343a1e998 [2024-09-21 12:48:25,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:25,136 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:25,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:25,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:25,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:25,145 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 12:48:23" (1/2) ... [2024-09-21 12:48:25,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e07892 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,146 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 12:48:23" (1/2) ... [2024-09-21 12:48:25,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3dde00a8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:25" (2/2) ... [2024-09-21 12:48:25,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e07892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:25" (2/2) ... [2024-09-21 12:48:25,155 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:25,156 INFO L1541 ArrayList]: Loop invariant at [L22-L24] (x < 11) [2024-09-21 12:48:25,160 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:48:25,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:25,333 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-zilu/benchmark25_linear.i[868,881] [2024-09-21 12:48:25,347 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:25,357 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:48:25,390 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-zilu/benchmark25_linear.i[868,881] Start Parsing Local [2024-09-21 12:48:25,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:25,409 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:25,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25 WrapperNode [2024-09-21 12:48:25,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:25,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:25,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:25,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:25,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,433 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,442 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 12:48:25,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,446 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:25,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:25,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:25,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:25,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (1/1) ... [2024-09-21 12:48:25,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:25,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:25,498 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 12:48:25,507 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 12:48:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:25,550 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:25,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:25,552 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:25,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:25,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:48:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:48:25,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:25,624 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:25,626 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:25,734 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:25,752 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:25,783 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:25,783 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:48:25,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:25 BoogieIcfgContainer [2024-09-21 12:48:25,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:25,784 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:25,787 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:25,788 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:25,788 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 12:48:23" (1/4) ... [2024-09-21 12:48:25,789 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7fadea6f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,789 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:25" (2/4) ... [2024-09-21 12:48:25,789 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7fadea6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,789 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:25" (3/4) ... [2024-09-21 12:48:25,790 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7fadea6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,790 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:25" (4/4) ... [2024-09-21 12:48:25,791 INFO L79 RefereeObserver]: Analyzing ICFG benchmark25_linear.i [2024-09-21 12:48:25,794 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:48:25,796 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L22-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:48:25,797 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:48:25,797 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L22-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:25,797 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 12:48:25,797 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 12:48:25,798 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, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 12:48:25,842 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:25,847 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:25,848 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:25,849 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:25,851 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:25,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,862 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:25,864 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,864 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:25,864 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:25,865 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:25,866 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:25,880 INFO L520 InvariantChecker]: The annotation(s) from loop head L22-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:25,888 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:25,890 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:25,891 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:25,891 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:25,891 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:25,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,899 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:25,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,899 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:25,899 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:25,900 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:25,900 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:25,906 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:25,915 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:48:25,916 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:25,916 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:25,916 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:25,917 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:25,917 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,919 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:48:25,923 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,923 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:25,923 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:25,924 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:25,930 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:25,934 INFO L520 InvariantChecker]: The annotation(s) from loop head L22-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:25,943 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:48:25,944 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:25,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:25,945 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:25,945 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:25,946 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,949 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:48:25,952 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,952 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:25,952 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:25,953 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:25,953 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:25,956 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:25,963 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:25,963 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:25,963 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:25,964 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:25,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:25,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,966 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:25,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:25,966 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:25,966 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:25,966 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:25,966 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:25,969 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:48:25,972 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:48:25,973 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7fadea6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:48:25, skipping insertion in model container [2024-09-21 12:48:25,973 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:48:25,975 INFO L158 Benchmark]: Toolchain (without parser) took 838.26ms. Allocated memory is still 155.2MB. Free memory was 81.6MB in the beginning and 95.6MB in the end (delta: -14.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:25,976 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 155.2MB. Free memory is still 110.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:25,977 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 155.2MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:25,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.08ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 119.8MB in the end (delta: -38.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-09-21 12:48:25,979 INFO L158 Benchmark]: Boogie Preprocessor took 41.57ms. Allocated memory is still 155.2MB. Free memory was 119.8MB in the beginning and 118.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:25,980 INFO L158 Benchmark]: RCFGBuilder took 331.05ms. Allocated memory is still 155.2MB. Free memory was 118.7MB in the beginning and 107.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:48:25,980 INFO L158 Benchmark]: Referee took 188.55ms. Allocated memory is still 155.2MB. Free memory was 107.2MB in the beginning and 95.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:48:25,983 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 22 to loop head at line 22. 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 16. 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 main to loop head at line 22. Annotation is valid for all loop-free paths from loop head at line 22 to check that procedure precondition always holds at line 22. * 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 110.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 155.2MB. Free memory is still 126.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.08ms. Allocated memory is still 155.2MB. Free memory was 81.2MB in the beginning and 119.8MB in the end (delta: -38.5MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.57ms. Allocated memory is still 155.2MB. Free memory was 119.8MB in the beginning and 118.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 331.05ms. Allocated memory is still 155.2MB. Free memory was 118.7MB in the beginning and 107.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 188.55ms. Allocated memory is still 155.2MB. Free memory was 107.2MB in the beginning and 95.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:48:26,012 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...