This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:26:09,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:09,071 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:26:09,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:09,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:09,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:09,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:09,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:09,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:09,102 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:09,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:09,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:09,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:09,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:09,104 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:09,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:09,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:09,105 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:09,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:26:09,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:09,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:09,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:09,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:09,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:09,110 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:09,110 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:09,110 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:09,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:09,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:09,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:09,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:09,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:09,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:26:09,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:26:09,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:09,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:09,113 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:09,113 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:09,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:09,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:09,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:09,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:09,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:09,321 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:09,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-20 13:26:10,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:10,626 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:10,626 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-20 13:26:10,633 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d11c67bc5/a6662f627c024466b3949586ff45022c/FLAGa3a95a305 [2024-09-20 13:26:11,060 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d11c67bc5/a6662f627c024466b3949586ff45022c [2024-09-20 13:26:11,062 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:11,062 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:11,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-09-20 13:26:11,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:11,104 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:11,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:11,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:11,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:11,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:11" (1/2) ... [2024-09-20 13:26:11,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602de197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:11" (1/2) ... [2024-09-20 13:26:11,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bcbc656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:11" (2/2) ... [2024-09-20 13:26:11,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602de197 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:11" (2/2) ... [2024-09-20 13:26:11,119 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:11,120 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((((2 * 0) + x) % 3) < 1)) [2024-09-20 13:26:11,120 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:26:11,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:11,258 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-industry-pattern/mod3.c[394,407] [2024-09-20 13:26:11,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:11,284 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 13:26:11,315 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-09-20 13:26:11,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:11,336 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:11,337 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11 WrapperNode [2024-09-20 13:26:11,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:11,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:11,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:11,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:11,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,365 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,375 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 [2024-09-20 13:26:11,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,381 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,382 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:11,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:11,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:11,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:11,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (1/1) ... [2024-09-20 13:26:11,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:11,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:11,407 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) [2024-09-20 13:26:11,408 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 [2024-09-20 13:26:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:26:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:11,488 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:11,489 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:11,579 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:11,588 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:11,607 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:11,607 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:11,608 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:11 BoogieIcfgContainer [2024-09-20 13:26:11,608 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:11,608 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:11,609 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:11,609 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:11,609 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:11" (1/4) ... [2024-09-20 13:26:11,610 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@306367c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,610 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:11" (2/4) ... [2024-09-20 13:26:11,610 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@306367c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,610 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:11" (3/4) ... [2024-09-20 13:26:11,610 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@306367c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:11, skipping insertion in model container [2024-09-20 13:26:11,610 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:11" (4/4) ... [2024-09-20 13:26:11,612 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-09-20 13:26:11,615 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:11,615 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 13:26:11,615 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 13:26:11,615 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 13:26:11,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:11,616 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:11,616 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry 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 loop head to loop head [2024-09-20 13:26:11,646 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-20 13:26:11,647 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:11,647 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:11,648 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:11,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:11,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,663 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-20 13:26:11,664 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:11,664 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:11,665 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:11,668 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:11,684 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:11,700 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 13:26:11,700 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:11,700 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:11,700 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:11,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:11,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,702 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 13:26:11,702 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,702 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:11,704 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:11,704 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:11,705 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:11,709 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:11,724 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-09-20 13:26:11,726 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:11,726 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:11,726 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:11,727 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:11,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,760 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-20 13:26:11,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:11,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:11,761 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:11,761 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:11,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:15,773 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:26:15,786 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:15,787 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:15,787 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:15,787 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:15,787 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:15,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:15,790 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:15,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:15,790 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:15,790 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:15,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:15,791 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:15,793 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:15,800 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:15,800 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:15,801 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:15,801 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:15,801 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:15,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:15,802 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:15,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:15,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:15,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:15,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:15,802 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:15,808 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:15,810 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:26:15,810 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@306367c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:15, skipping insertion in model container [2024-09-20 13:26:15,810 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:15,812 INFO L158 Benchmark]: Toolchain (without parser) took 4707.29ms. Allocated memory is still 182.5MB. Free memory was 111.7MB in the beginning and 119.9MB in the end (delta: -8.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:15,812 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:15,812 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 182.5MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:15,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.84ms. Allocated memory is still 182.5MB. Free memory was 111.5MB in the beginning and 98.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:26:15,813 INFO L158 Benchmark]: Boogie Preprocessor took 44.24ms. Allocated memory is still 182.5MB. Free memory was 98.3MB in the beginning and 153.4MB in the end (delta: -55.1MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-09-20 13:26:15,814 INFO L158 Benchmark]: RCFGBuilder took 224.98ms. Allocated memory is still 182.5MB. Free memory was 153.4MB in the beginning and 140.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:26:15,814 INFO L158 Benchmark]: Referee took 4202.09ms. Allocated memory is still 182.5MB. Free memory was 140.9MB in the beginning and 119.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-20 13:26:15,816 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 33. 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. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 18. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 182.5MB. Free memory is still 113.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.84ms. Allocated memory is still 182.5MB. Free memory was 111.5MB in the beginning and 98.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.24ms. Allocated memory is still 182.5MB. Free memory was 98.3MB in the beginning and 153.4MB in the end (delta: -55.1MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 224.98ms. Allocated memory is still 182.5MB. Free memory was 153.4MB in the beginning and 140.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 4202.09ms. Allocated memory is still 182.5MB. Free memory was 140.9MB in the beginning and 119.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:26:15,843 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:26:17,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:17,603 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 13:26:17,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:17,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:17,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:17,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:17,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:17,629 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:17,629 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:17,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:17,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:17,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:17,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:17,631 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:17,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:17,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:17,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:17,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:17,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:17,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:17,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:17,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:17,639 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 13:26:17,640 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 13:26:17,640 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:17,640 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 13:26:17,640 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:17,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:17,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:17,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:17,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:17,642 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:17,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:17,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:17,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:17,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:17,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:17,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:17,644 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 13:26:17,644 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 13:26:17,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:17,645 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:17,645 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:17,645 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:17,645 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 13:26:17,646 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:17,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:17,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:17,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:17,930 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:17,932 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:17,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-20 13:26:19,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:19,457 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:19,458 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-20 13:26:19,466 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/042850cba/0d4711b79c4e476d8efbf0f18c9bf5c9/FLAG64d0fde10 [2024-09-20 13:26:19,863 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/042850cba/0d4711b79c4e476d8efbf0f18c9bf5c9 [2024-09-20 13:26:19,865 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:19,866 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:19,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-09-20 13:26:19,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:19,905 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:19,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:19,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:19,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:19,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:19" (1/2) ... [2024-09-20 13:26:19,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2b43a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:19, skipping insertion in model container [2024-09-20 13:26:19,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:19" (1/2) ... [2024-09-20 13:26:19,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51dd289e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:19, skipping insertion in model container [2024-09-20 13:26:19,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:19" (2/2) ... [2024-09-20 13:26:19,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2b43a1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:19, skipping insertion in model container [2024-09-20 13:26:19,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:19" (2/2) ... [2024-09-20 13:26:19,918 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:19,918 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((((2 * 0) + x) % 3) < 1)) [2024-09-20 13:26:19,919 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:26:19,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:20,067 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-industry-pattern/mod3.c[394,407] [2024-09-20 13:26:20,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:20,097 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 13:26:20,129 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-09-20 13:26:20,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:20,148 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:20,149 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20 WrapperNode [2024-09-20 13:26:20,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:20,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:20,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:20,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:20,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,167 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,176 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 [2024-09-20 13:26:20,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:20,194 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:20,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:20,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:20,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (1/1) ... [2024-09-20 13:26:20,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:20,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:20,223 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) [2024-09-20 13:26:20,226 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 [2024-09-20 13:26:20,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:20,264 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:20,264 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 13:26:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 13:26:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 13:26:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:20,326 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:20,328 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:20,457 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:20,481 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:20,506 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:20,507 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:20,508 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:20 BoogieIcfgContainer [2024-09-20 13:26:20,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:20,508 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:20,509 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:20,509 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:20,510 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:19" (1/4) ... [2024-09-20 13:26:20,510 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25f9d588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:20, skipping insertion in model container [2024-09-20 13:26:20,510 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:26:19" (2/4) ... [2024-09-20 13:26:20,511 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25f9d588 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:20, skipping insertion in model container [2024-09-20 13:26:20,511 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:20" (3/4) ... [2024-09-20 13:26:20,512 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25f9d588 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:20, skipping insertion in model container [2024-09-20 13:26:20,512 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:20" (4/4) ... [2024-09-20 13:26:20,512 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-09-20 13:26:20,515 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:20,516 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 13:26:20,516 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 13:26:20,517 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 13:26:20,517 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:20,517 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:20,517 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-20 13:26:20,551 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-20 13:26:20,553 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:20,554 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:20,554 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:20,555 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:20,556 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,570 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-20 13:26:20,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,571 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:20,571 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:20,572 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:20,577 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:20,595 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:20,609 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 13:26:20,610 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:20,611 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:20,611 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:20,611 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:20,611 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,612 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 13:26:20,613 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,613 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:20,613 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:20,613 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:20,613 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:20,616 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:20,634 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-09-20 13:26:20,635 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:20,635 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:20,635 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:20,635 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:20,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,652 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-20 13:26:20,652 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:20,653 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:20,653 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:20,653 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:20,658 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:21,979 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:21,992 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:21,992 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:21,992 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:21,992 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:21,992 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:21,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:21,998 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:21,999 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:21,999 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:21,999 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:21,999 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:21,999 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:22,003 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:22,012 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:22,013 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:22,014 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:22,014 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:22,014 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:22,014 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:22,015 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:22,018 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:22,018 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:22,018 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:22,018 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:22,018 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:22,019 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:22,022 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:26:22,022 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@25f9d588 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:22, skipping insertion in model container [2024-09-20 13:26:22,022 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:22,024 INFO L158 Benchmark]: Toolchain (without parser) took 2117.77ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 85.0MB in the end (delta: 17.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:22,024 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:22,024 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 130.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:22,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.09ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 88.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:26:22,025 INFO L158 Benchmark]: Boogie Preprocessor took 43.12ms. Allocated memory is still 130.0MB. Free memory was 88.4MB in the beginning and 86.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:22,026 INFO L158 Benchmark]: RCFGBuilder took 313.79ms. Allocated memory is still 130.0MB. Free memory was 86.3MB in the beginning and 106.0MB in the end (delta: -19.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-09-20 13:26:22,026 INFO L158 Benchmark]: Referee took 1513.99ms. Allocated memory is still 130.0MB. Free memory was 106.0MB in the beginning and 85.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-20 13:26:22,028 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 18 to check that procedure precondition always holds at line 33. 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. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 18. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 130.0MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.09ms. Allocated memory is still 130.0MB. Free memory was 102.1MB in the beginning and 88.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.12ms. Allocated memory is still 130.0MB. Free memory was 88.4MB in the beginning and 86.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 313.79ms. Allocated memory is still 130.0MB. Free memory was 86.3MB in the beginning and 106.0MB in the end (delta: -19.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Referee took 1513.99ms. Allocated memory is still 130.0MB. Free memory was 106.0MB in the beginning and 85.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:26:22,051 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...