This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:45,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:45,874 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:47:45,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:45,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:45,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:45,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:45,908 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:45,909 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:45,909 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:45,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:45,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:45,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:45,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:45,913 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:45,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:45,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:45,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:45,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:47:45,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:45,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:45,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:45,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:45,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:45,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:45,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:45,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:45,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:45,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:45,919 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:45,919 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:45,919 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:45,919 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:45,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:45,920 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:45,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:45,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:45,920 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:47:45,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:47:45,921 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:45,921 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:45,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:45,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:45,922 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:46,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:46,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:46,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:46,150 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:47:46,151 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:47:46,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hhk2008.yml/witness-2.1.yml [2024-09-21 12:47:46,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:46,203 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:46,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hhk2008.i [2024-09-21 12:47:47,525 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:47:47,675 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:47:47,677 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hhk2008.i [2024-09-21 12:47:47,684 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/719ec87aa/3be0bba3f63a4df18514097bc453216a/FLAG8fb71ee41 [2024-09-21 12:47:48,079 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/719ec87aa/3be0bba3f63a4df18514097bc453216a [2024-09-21 12:47:48,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:47:48,081 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:47:48,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:48,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:47:48,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:47:48,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:46" (1/2) ... [2024-09-21 12:47:48,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bca60f8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:46" (1/2) ... [2024-09-21 12:47:48,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@159a1718 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:48" (2/2) ... [2024-09-21 12:47:48,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bca60f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:48" (2/2) ... [2024-09-21 12:47:48,105 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:47:48,107 INFO L1541 ArrayList]: Loop invariant at [L32-L35] ((res <= ((long long) b + a)) && (((long long) cnt + res) == ((long long) b + a))) [2024-09-21 12:47:48,110 INFO L1541 ArrayList]: Function contract at [L17]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:47:48,123 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:47:48,256 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-lit/hhk2008.i[895,908] [2024-09-21 12:47:48,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:48,273 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:47:48,300 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-lit/hhk2008.i[895,908] Start Parsing Local [2024-09-21 12:47:48,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:48,317 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:47:48,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48 WrapperNode [2024-09-21 12:47:48,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:48,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:47:48,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:47:48,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:47:48,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,341 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:47:48,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:47:48,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:47:48,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:47:48,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:47:48,351 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (1/1) ... [2024-09-21 12:47:48,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:48,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:47:48,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:47:48,381 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:47:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:47:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:47:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:47:48,417 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:47:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:47:48,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:47:48,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:47:48,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:47:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:47:48,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:47:48,485 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:47:48,487 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:47:48,581 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:47:48,595 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:47:48,629 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:47:48,629 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:47:48,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:48 BoogieIcfgContainer [2024-09-21 12:47:48,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:47:48,631 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:47:48,631 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:47:48,632 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:47:48,632 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:46" (1/4) ... [2024-09-21 12:47:48,633 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19833c42 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,633 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:48" (2/4) ... [2024-09-21 12:47:48,633 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19833c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,633 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48" (3/4) ... [2024-09-21 12:47:48,633 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19833c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,634 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:48" (4/4) ... [2024-09-21 12:47:48,635 INFO L79 RefereeObserver]: Analyzing ICFG hhk2008.i [2024-09-21 12:47:48,638 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:47:48,638 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L32-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:47:48,639 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-21 12:47:48,639 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L32-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:47:48,639 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:48,639 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:48,639 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 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 [2024-09-21 12:47:48,702 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:48,703 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,712 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,712 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,716 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,744 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:48,750 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,750 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:48,750 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:48,751 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:48,751 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:48,793 INFO L520 InvariantChecker]: The annotation(s) from loop head L32-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:48,806 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:47:48,806 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,807 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,807 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,807 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,807 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,816 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:47:48,818 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,818 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:48,818 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:48,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:48,818 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:48,827 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:48,837 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:47:48,838 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,838 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,838 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,838 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,841 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,846 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:47:48,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:48,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:48,847 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:48,854 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:48,856 INFO L520 InvariantChecker]: The annotation(s) from loop head L32-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:48,862 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:48,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,865 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,865 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,865 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,870 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:48,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,871 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:48,871 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:48,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:48,872 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:48,876 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:47:48,884 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:48,885 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,885 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,885 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,885 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,885 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,886 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:48,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:48,887 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:48,887 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:48,887 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:48,887 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:48,889 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:47:48,893 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:47:48,893 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@19833c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,893 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:47:48,896 INFO L158 Benchmark]: Toolchain (without parser) took 813.32ms. Allocated memory was 161.5MB in the beginning and 249.6MB in the end (delta: 88.1MB). Free memory was 87.6MB in the beginning and 210.6MB in the end (delta: -123.0MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2024-09-21 12:47:48,896 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 113.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:48,897 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:48,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.67ms. Allocated memory is still 161.5MB. Free memory was 87.4MB in the beginning and 74.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:47:48,898 INFO L158 Benchmark]: Boogie Preprocessor took 31.28ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 72.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:47:48,899 INFO L158 Benchmark]: RCFGBuilder took 279.57ms. Allocated memory is still 161.5MB. Free memory was 72.1MB in the beginning and 59.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:47:48,899 INFO L158 Benchmark]: Referee took 262.18ms. Allocated memory was 161.5MB in the beginning and 249.6MB in the end (delta: 88.1MB). Free memory was 59.9MB in the beginning and 210.6MB in the end (delta: -150.7MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-09-21 12:47:48,902 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 19. 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 loop head at line 32 to loop head at line 32. Annotation is valid for all loop-free paths from loop head at line 32 to check that procedure precondition always holds at line 32. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 32. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 113.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.67ms. Allocated memory is still 161.5MB. Free memory was 87.4MB in the beginning and 74.1MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.28ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 72.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 279.57ms. Allocated memory is still 161.5MB. Free memory was 72.1MB in the beginning and 59.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 262.18ms. Allocated memory was 161.5MB in the beginning and 249.6MB in the end (delta: 88.1MB). Free memory was 59.9MB in the beginning and 210.6MB in the end (delta: -150.7MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:47:48,928 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...