This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:58,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:58,951 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:08:58,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:58,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:58,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:58,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:58,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:58,977 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:58,977 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:58,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:58,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:58,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:58,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:58,982 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:58,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:58,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:58,983 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:58,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:08:58,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:58,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:58,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:58,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:58,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:58,988 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:58,988 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:58,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:58,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:58,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:58,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:58,989 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:58,989 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:58,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:58,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:58,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:58,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:58,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:58,991 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:08:58,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:08:58,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:58,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:58,992 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:58,992 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:58,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:59,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:59,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:59,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:59,292 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:59,293 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:59,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-13 10:08:59,363 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:59,364 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:59,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 10:09:00,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:00,993 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:00,994 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 10:09:01,001 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1cf58142c/795cc09312994aca9ee56dec0189b21b/FLAGf5e2535d6 [2024-09-13 10:09:01,379 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1cf58142c/795cc09312994aca9ee56dec0189b21b [2024-09-13 10:09:01,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:01,383 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:01,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:01,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:01,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:01,391 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 10:08:59" (1/2) ... [2024-09-13 10:09:01,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757010ae and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:01, skipping insertion in model container [2024-09-13 10:09:01,392 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 10:08:59" (1/2) ... [2024-09-13 10:09:01,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6281278a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:01, skipping insertion in model container [2024-09-13 10:09:01,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:01" (2/2) ... [2024-09-13 10:09:01,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757010ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01, skipping insertion in model container [2024-09-13 10:09:01,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:01" (2/2) ... [2024-09-13 10:09:01,404 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:01,405 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && (((((p == 0) && (n == r)) && (1 <= counter)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)))) [2024-09-13 10:09:01,405 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-13 10:09:01,408 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:01,408 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:01,408 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-13 10:09:01,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:01,565 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/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-13 10:09:01,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:01,609 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:09:01,651 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/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 10:09:01,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:01,711 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:01,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01 WrapperNode [2024-09-13 10:09:01,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:01,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:01,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:01,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:01,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,736 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,752 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:09:01,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,770 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:01,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:01,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:01,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:01,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (1/1) ... [2024-09-13 10:09:01,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:01,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:01,801 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 10:09:01,802 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 10:09:01,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:01,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:01,867 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:01,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:01,868 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:01,868 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:09:01,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:01,942 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:01,944 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:01,963 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:01,986 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:02,273 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:02,301 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:02,327 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:02,328 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:09:02,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:02 BoogieIcfgContainer [2024-09-13 10:09:02,328 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:02,329 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:02,329 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:02,330 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:02,331 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 10:08:59" (1/4) ... [2024-09-13 10:09:02,332 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e828640 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:02, skipping insertion in model container [2024-09-13 10:09:02,332 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:01" (2/4) ... [2024-09-13 10:09:02,333 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e828640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:02, skipping insertion in model container [2024-09-13 10:09:02,334 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:01" (3/4) ... [2024-09-13 10:09:02,334 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e828640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:02, skipping insertion in model container [2024-09-13 10:09:02,334 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:02" (4/4) ... [2024-09-13 10:09:02,336 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-13 10:09:02,339 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:09:02,340 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:02,341 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-13 10:09:02,341 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:09:02,342 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 10:09:02,342 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-13 10:09:02,342 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:02,342 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:09:02,342 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-13 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-13 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:02,343 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 10:09:02,343 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-13 10:09:02,343 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 10:09:02,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 10:09:02,344 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:09:02,344 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:02,344 INFO L130 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 10 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:09:02,434 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:09:02,435 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:02,436 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:02,437 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:02,438 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:02,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,454 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:09:02,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,456 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:02,456 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:02,457 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:02,460 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:02,480 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:02,518 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-13 10:09:02,518 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:02,518 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:02,518 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:02,519 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:02,519 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,682 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-13 10:09:02,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,682 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:02,682 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:02,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:02,753 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:02,762 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:02,799 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 10:09:02,799 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:02,800 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:02,800 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:02,800 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:02,800 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,812 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 10:09:02,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,813 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:02,813 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:02,813 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:02,816 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:02,820 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:02,855 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:02,855 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:02,856 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:02,856 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:02,856 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:02,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,871 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:02,872 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,872 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:02,873 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:02,873 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:02,874 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:02,877 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:02,914 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-13 10:09:02,914 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:02,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:02,915 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:02,915 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:02,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,966 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-13 10:09:02,967 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:02,967 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:02,967 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:02,968 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:02,980 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:06,985 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:07,015 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:07,015 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:07,016 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:07,016 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:07,016 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:07,016 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,023 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:07,023 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,023 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:07,023 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:07,024 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:07,024 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:07,031 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:07,055 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 10:09:07,055 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:07,055 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:07,055 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:07,055 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:07,056 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,108 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 10:09:07,111 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,111 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:07,111 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:07,112 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:07,112 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:07,115 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:07,138 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 10:09:07,138 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:07,138 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:07,138 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:07,139 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:07,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,159 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 10:09:07,160 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,160 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:07,161 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:07,161 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:07,161 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:07,165 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:07,185 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:07,185 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:07,185 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:07,186 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:07,186 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:07,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,187 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:07,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,188 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:07,188 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:07,188 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:07,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:07,190 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:07,211 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-13 10:09:07,212 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:07,212 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:07,212 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:07,212 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:07,213 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,260 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-13 10:09:07,260 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:07,261 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:07,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:07,261 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:07,271 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:11,276 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:11,305 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:09:11,305 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:11,305 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:11,305 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:11,306 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:11,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,318 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:09:11,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,319 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:11,319 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:11,319 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:11,319 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:11,326 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:11,345 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 10:09:11,345 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:11,345 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:11,346 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:11,346 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:11,346 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,422 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-13 10:09:11,423 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,423 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:11,423 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:11,424 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:11,425 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:11,428 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:11,445 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:11,445 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:11,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:11,446 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:11,446 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:11,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,447 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:11,448 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,448 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:11,448 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:11,448 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:11,448 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:11,451 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:11,466 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:11,466 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:11,466 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:11,467 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:11,467 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:11,467 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,468 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:11,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,468 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:11,468 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:11,468 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:11,469 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:11,472 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:11,491 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-13 10:09:11,492 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:11,492 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:11,492 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:11,492 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:11,492 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,540 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-13 10:09:11,541 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:11,541 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:11,541 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:11,541 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:11,550 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,555 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:15,573 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:15,573 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:15,574 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:15,574 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:15,574 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:15,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,575 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:15,575 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,576 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:15,576 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:15,576 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:15,576 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,578 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:15,595 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:15,595 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:15,595 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:15,597 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:15,599 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:15,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,601 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:15,601 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,601 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:15,601 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:15,601 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:15,601 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,606 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:15,624 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:15,624 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:15,624 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:15,624 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:15,625 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:15,625 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,630 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:15,630 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,630 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:15,630 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:15,630 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:15,631 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,634 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:15,648 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:15,649 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:15,649 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:15,649 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:15,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:15,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,652 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:15,652 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,652 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:15,653 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:15,653 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:15,653 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,654 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:15,658 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:15,658 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e828640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:15, skipping insertion in model container [2024-09-13 10:09:15,659 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:15,660 INFO L158 Benchmark]: Toolchain (without parser) took 14279.25ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 112.6MB in the beginning and 82.9MB in the end (delta: 29.7MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:15,661 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:15,661 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:15,662 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.14ms. Allocated memory is still 165.7MB. Free memory was 112.1MB in the beginning and 97.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:15,662 INFO L158 Benchmark]: Boogie Preprocessor took 56.20ms. Allocated memory is still 165.7MB. Free memory was 97.2MB in the beginning and 94.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:15,663 INFO L158 Benchmark]: RCFGBuilder took 557.29ms. Allocated memory is still 165.7MB. Free memory was 94.8MB in the beginning and 117.6MB in the end (delta: -22.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:15,663 INFO L158 Benchmark]: Referee took 13329.97ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 117.6MB in the beginning and 82.9MB in the end (delta: 34.7MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2024-09-13 10:09:15,666 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 38 to check that procedure precondition always holds at line 38. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 38 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. 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 13. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 59.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.30ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.14ms. Allocated memory is still 165.7MB. Free memory was 112.1MB in the beginning and 97.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.20ms. Allocated memory is still 165.7MB. Free memory was 97.2MB in the beginning and 94.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.29ms. Allocated memory is still 165.7MB. Free memory was 94.8MB in the beginning and 117.6MB in the end (delta: -22.7MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Referee took 13329.97ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 117.6MB in the beginning and 82.9MB in the end (delta: 34.7MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:15,702 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-dev-1d5fa63-m [2024-09-13 10:09:17,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:18,063 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 10:09:18,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:18,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:18,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:18,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:18,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:18,103 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:18,103 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:18,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:18,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:18,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:18,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:18,108 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:18,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:18,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:18,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:18,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:18,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:18,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:18,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:18,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:18,113 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 10:09:18,113 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 10:09:18,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:18,114 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 10:09:18,114 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:18,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:18,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:18,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:18,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:18,118 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:18,118 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:18,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:18,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:18,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:18,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:18,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:18,120 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 10:09:18,120 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 10:09:18,120 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:18,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:18,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:18,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:18,121 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 10:09:18,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:18,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:18,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:18,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:18,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:18,482 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:18,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 10:09:20,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:20,403 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:20,403 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 10:09:20,419 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/733ec8e82/91a7fa90fee9455f9837671fb4b959cb/FLAG6c3118fff [2024-09-13 10:09:20,435 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/733ec8e82/91a7fa90fee9455f9837671fb4b959cb [2024-09-13 10:09:20,439 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:20,439 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:20,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-13 10:09:20,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:20,505 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:20,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:20,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:20,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:20,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:20" (1/2) ... [2024-09-13 10:09:20,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c1fef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:20, skipping insertion in model container [2024-09-13 10:09:20,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:20" (1/2) ... [2024-09-13 10:09:20,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77edb7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:20, skipping insertion in model container [2024-09-13 10:09:20,515 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 10:09:20" (2/2) ... [2024-09-13 10:09:20,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c1fef2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:20, skipping insertion in model container [2024-09-13 10:09:20,516 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 10:09:20" (2/2) ... [2024-09-13 10:09:20,547 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:20,548 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-13 10:09:20,549 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && (((((p == 0) && (n == r)) && (1 <= counter)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)))) [2024-09-13 10:09:20,549 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:20,549 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:09:20,549 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-13 10:09:20,567 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:20,732 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/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-13 10:09:20,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:20,785 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:09:20,825 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/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 10:09:20,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:20,873 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:20,873 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:20 WrapperNode [2024-09-13 10:09:20,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:20,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:20,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:20,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:20,889 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,889 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,903 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,913 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:09:20,914 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,914 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,924 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,929 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,931 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,932 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:20,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:20,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:20,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:20,936 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 10:09:20" (1/1) ... [2024-09-13 10:09:20,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:20,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:20,969 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 10:09:20,972 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 10:09:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:21,014 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:21,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:21,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 10:09:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:21,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 10:09:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:21,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 10:09:21,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 10:09:21,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:21,104 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:21,106 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:21,135 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:21,176 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:23,339 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:23,409 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:23,451 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:23,452 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:09:23,452 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:23 BoogieIcfgContainer [2024-09-13 10:09:23,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:23,453 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:23,453 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:23,454 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:23,454 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:20" (1/4) ... [2024-09-13 10:09:23,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78e47f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:23, skipping insertion in model container [2024-09-13 10:09:23,455 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 10:09:20" (2/4) ... [2024-09-13 10:09:23,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78e47f33 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:23, skipping insertion in model container [2024-09-13 10:09:23,455 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 10:09:20" (3/4) ... [2024-09-13 10:09:23,456 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78e47f33 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:23, skipping insertion in model container [2024-09-13 10:09:23,456 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 10:09:23" (4/4) ... [2024-09-13 10:09:23,457 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-13 10:09:23,461 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:09:23,462 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:23,462 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-13 10:09:23,462 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:09:23,462 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 10:09:23,463 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-13 10:09:23,464 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:09:23,464 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-13 10:09:23,464 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:23,464 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 10:09:23,464 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-13 10:09:23,465 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 10:09:23,465 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 10:09:23,465 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:09:23,465 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:23,466 INFO L130 InvariantChecker]: Will check 10 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location [2024-09-13 10:09:23,535 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:09:23,536 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,537 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,537 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,538 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,540 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,553 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:09:23,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,556 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:23,556 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:23,557 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:23,561 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:23,583 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:23,616 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-13 10:09:23,616 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,616 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,617 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,746 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-13 10:09:23,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,747 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:23,747 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:23,747 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:23,765 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:23,770 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:23,807 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 10:09:23,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,808 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,808 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,808 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,820 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 10:09:23,821 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,821 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:23,821 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:23,821 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:23,823 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:23,874 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:23,874 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,875 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,875 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,875 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,876 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,886 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:23,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,887 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:23,887 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:23,888 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:23,888 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:23,891 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:23,914 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-13 10:09:23,915 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,915 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,915 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,916 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,916 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,952 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-13 10:09:23,953 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:23,953 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:23,954 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:23,954 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:23,963 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:23,966 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:23,986 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:23,987 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:23,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:23,988 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:23,988 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:23,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,000 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:24,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,001 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,001 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,002 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,002 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,004 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,023 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 10:09:24,024 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,024 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,024 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,025 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,026 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,053 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 10:09:24,053 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,057 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,057 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,057 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,057 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,067 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,088 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 10:09:24,089 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,089 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,089 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,089 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,089 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,114 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 10:09:24,114 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,114 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,115 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,115 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,115 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,118 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,137 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:09:24,137 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,138 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,138 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,138 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,138 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,139 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:09:24,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,139 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,140 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,140 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,140 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,142 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,169 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-13 10:09:24,169 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,170 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,170 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,170 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,170 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,207 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-13 10:09:24,207 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,207 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,216 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,747 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,816 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:09:24,817 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,817 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,817 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,817 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,827 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:09:24,828 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,828 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,828 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,828 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,828 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,834 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,858 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 10:09:24,858 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,858 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,859 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,859 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,913 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-13 10:09:24,913 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,913 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,913 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,913 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,914 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,915 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:24,929 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:24,929 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,929 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,929 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,929 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,929 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,930 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:24,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,931 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,931 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,931 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,931 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,932 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:24,959 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:24,959 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,959 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,959 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,959 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,959 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,960 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:24,960 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:24,960 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:24,961 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:24,961 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:24,961 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:24,962 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:24,976 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-13 10:09:24,976 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:24,976 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:24,976 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:24,976 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:24,977 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,019 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-13 10:09:25,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,021 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:25,021 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:25,021 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:25,029 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:25,257 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:25,322 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:25,322 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:25,323 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:25,323 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:25,323 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:25,323 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,324 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:25,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,324 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:25,325 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:25,325 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:25,325 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:25,326 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:25,352 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:25,353 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:25,356 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:25,356 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:25,356 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:25,356 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,359 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:25,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,360 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:25,360 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:25,361 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:25,361 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:25,363 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:25,383 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:25,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:25,384 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:25,384 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:25,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:25,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,390 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:25,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,390 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:25,390 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:25,391 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:25,391 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:25,398 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:25,415 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:09:25,415 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:25,415 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:25,415 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:25,415 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:25,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,418 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:09:25,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:25,419 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:25,419 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:25,419 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:25,419 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:25,426 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:25,440 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-13 10:09:25,440 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78e47f33 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:25, skipping insertion in model container [2024-09-13 10:09:25,440 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:25,443 INFO L158 Benchmark]: Toolchain (without parser) took 4936.40ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 42.6MB in the beginning and 79.2MB in the end (delta: -36.5MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-09-13 10:09:25,446 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:25,447 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 86.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:25,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.36ms. Allocated memory is still 86.0MB. Free memory was 42.4MB in the beginning and 56.9MB in the end (delta: -14.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-09-13 10:09:25,447 INFO L158 Benchmark]: Boogie Preprocessor took 60.03ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:25,448 INFO L158 Benchmark]: RCFGBuilder took 2517.20ms. Allocated memory is still 86.0MB. Free memory was 54.4MB in the beginning and 62.3MB in the end (delta: -7.9MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-09-13 10:09:25,448 INFO L158 Benchmark]: Referee took 1987.66ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 62.3MB in the beginning and 79.2MB in the end (delta: -16.8MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:25,457 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 30 to loop head at line 38. One counterexample starts in \old(counter)=0, counter=2147483647, h=0, n=0, p=0, q=0, r=0 and ends in \old(counter)=0, counter=-2147483648, h=0, n=0, p=0, q=0, r=0. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. 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 13. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 30.0MB in the beginning and 29.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 86.0MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.36ms. Allocated memory is still 86.0MB. Free memory was 42.4MB in the beginning and 56.9MB in the end (delta: -14.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.03ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2517.20ms. Allocated memory is still 86.0MB. Free memory was 54.4MB in the beginning and 62.3MB in the end (delta: -7.9MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Referee took 1987.66ms. Allocated memory was 86.0MB in the beginning and 132.1MB in the end (delta: 46.1MB). Free memory was 62.3MB in the beginning and 79.2MB in the end (delta: -16.8MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:25,533 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...