This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:03:14,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:03:14,550 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:03:14,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:03:14,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:03:14,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:03:14,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:03:14,586 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:03:14,586 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:03:14,588 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:03:14,588 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:03:14,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:03:14,589 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:03:14,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:03:14,591 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:03:14,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:03:14,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:03:14,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:03:14,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:03:14,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:03:14,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:03:14,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:03:14,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:03:14,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:03:14,594 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:03:14,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:03:14,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:03:14,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:03:14,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:03:14,596 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:03:14,596 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:03:14,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:03:14,597 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:03:14,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:03:14,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:03:14,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:03:14,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:03:14,598 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:03:14,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:03:14,599 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:03:14,599 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:03:14,599 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:03:14,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:03:14,600 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:03:14,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:03:14,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:03:14,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:03:14,861 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:03:14,861 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:03:14,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/cggmp2005.i [2024-09-13 05:03:16,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:03:16,590 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:03:16,591 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005.i [2024-09-13 05:03:16,603 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/23871d95a/6329aaabb3654755bf52a97f41e4febe/FLAG1c2420d64 [2024-09-13 05:03:16,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/23871d95a/6329aaabb3654755bf52a97f41e4febe [2024-09-13 05:03:16,627 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:03:16,627 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:03:16,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005.yml/witness-2.1.yml [2024-09-13 05:03:16,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:03:16,681 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:03:16,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:03:16,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:03:16,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:03:16,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:16" (1/2) ... [2024-09-13 05:03:16,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc5dfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:16, skipping insertion in model container [2024-09-13 05:03:16,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:03:16" (1/2) ... [2024-09-13 05:03:16,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11c01d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:03:16, skipping insertion in model container [2024-09-13 05:03:16,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:16" (2/2) ... [2024-09-13 05:03:16,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc5dfdd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:16, skipping insertion in model container [2024-09-13 05:03:16,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:16" (2/2) ... [2024-09-13 05:03:16,704 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:03:16,705 INFO L1541 ArrayList]: Loop invariant at [L28-L31] ((((((j == 6) && (7 <= i)) || ((i == 1) && (j == 10))) || ((i == 3) && (j == 9))) || ((7 == j) && (7 == i))) || ((5 == i) && (j == 8))) [2024-09-13 05:03:16,706 INFO L1541 ArrayList]: Function contract at [L17]: requires (\old(cond) == 1), ensures (\old(cond) == 1) [2024-09-13 05:03:16,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:03:16,884 WARN L247 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/cggmp2005.i[895,908] [2024-09-13 05:03:16,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:03:16,905 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:03:16,941 WARN L247 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/cggmp2005.i[895,908] Start Parsing Local [2024-09-13 05:03:16,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:03:16,965 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:03:16,966 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:03:16 WrapperNode [2024-09-13 05:03:16,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:03:16,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:03:16,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:03:16,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:03:16,980 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:16,981 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:16,986 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:16,995 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 [2024-09-13 05:03:16,995 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:16,996 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:16,999 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:17,002 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:17,003 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:17,003 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:17,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:03:17,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:03:17,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:03:17,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:03:17,007 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 13.09 05:03:16" (1/1) ... [2024-09-13 05:03:17,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:03:17,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:03:17,045 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) [2024-09-13 05:03:17,051 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 [2024-09-13 05:03:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:03:17,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:03:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:03:17,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:03:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:03:17,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:03:17,098 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:03:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:03:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:03:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:03:17,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:03:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:03:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:03:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:03:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:03:17,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:03:17,162 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:03:17,165 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:03:17,284 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:03:17,296 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:03:17,319 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:03:17,320 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:03:17,320 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:17 BoogieIcfgContainer [2024-09-13 05:03:17,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:03:17,321 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:03:17,321 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:03:17,321 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:03:17,321 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:03:16" (1/4) ... [2024-09-13 05:03:17,322 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@109d1a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:03:17, skipping insertion in model container [2024-09-13 05:03:17,322 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:03:16" (2/4) ... [2024-09-13 05:03:17,322 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@109d1a37 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:03:17, skipping insertion in model container [2024-09-13 05:03:17,323 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 13.09 05:03:16" (3/4) ... [2024-09-13 05:03:17,323 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@109d1a37 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:03:17, skipping insertion in model container [2024-09-13 05:03:17,323 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:03:17" (4/4) ... [2024-09-13 05:03:17,324 INFO L79 RefereeObserver]: Analyzing ICFG cggmp2005.i [2024-09-13 05:03:17,327 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:03:17,327 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:03:17,328 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 05:03:17,328 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-13 05:03:17,328 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:03:17,328 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:03:17,328 INFO L130 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 [2024-09-13 05:03:17,368 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:03:17,369 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:17,369 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:17,374 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:17,375 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:17,377 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,395 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:03:17,397 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,397 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:17,397 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:17,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:17,411 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:17,438 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:03:17,452 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:03:17,456 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:17,457 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:17,457 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:17,457 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:17,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,462 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:03:17,463 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,463 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:17,463 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:17,463 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:17,464 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:17,471 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:17,487 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:03:17,487 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:17,488 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:17,488 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:17,488 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:17,488 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,499 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:03:17,501 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:17,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:17,502 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:17,502 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:17,508 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:03:17,516 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:03:17,516 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:17,516 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:17,517 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:17,517 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:17,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,535 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:03:17,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:17,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:17,536 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:17,545 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:17,550 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:03:17,558 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:03:17,558 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:03:17,558 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:03:17,558 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:03:17,559 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:03:17,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,560 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:03:17,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:03:17,561 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:03:17,561 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:03:17,562 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:03:17,562 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:03:17,568 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:03:17,572 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:03:17,573 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@109d1a37 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:03:17, skipping insertion in model container [2024-09-13 05:03:17,573 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:03:17,575 INFO L158 Benchmark]: Toolchain (without parser) took 893.63ms. Allocated memory is still 159.4MB. Free memory was 100.4MB in the beginning and 126.9MB in the end (delta: -26.5MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2024-09-13 05:03:17,576 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:03:17,577 INFO L158 Benchmark]: Witness Parser took 0.68ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 102.2MB in the end (delta: 237.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:03:17,577 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.79ms. Allocated memory is still 159.4MB. Free memory was 100.4MB in the beginning and 86.0MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:03:17,581 INFO L158 Benchmark]: Boogie Preprocessor took 37.38ms. Allocated memory is still 159.4MB. Free memory was 86.0MB in the beginning and 84.1MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 05:03:17,582 INFO L158 Benchmark]: RCFGBuilder took 314.49ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 72.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-13 05:03:17,582 INFO L158 Benchmark]: Referee took 252.90ms. Allocated memory is still 159.4MB. Free memory was 72.6MB in the beginning and 126.9MB in the end (delta: -54.3MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2024-09-13 05:03:17,605 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. 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 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 159.4MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.68ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 102.2MB in the end (delta: 237.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.79ms. Allocated memory is still 159.4MB. Free memory was 100.4MB in the beginning and 86.0MB in the end (delta: 14.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.38ms. Allocated memory is still 159.4MB. Free memory was 86.0MB in the beginning and 84.1MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 314.49ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 72.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 252.90ms. Allocated memory is still 159.4MB. Free memory was 72.6MB in the beginning and 126.9MB in the end (delta: -54.3MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:03:17,636 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...