This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:48:53,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:48:53,462 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:48:53,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:48:53,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:48:53,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:48:53,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:48:53,500 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:48:53,501 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:48:53,502 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:48:53,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:48:53,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:48:53,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:48:53,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:48:53,504 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:48:53,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:48:53,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:48:53,505 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:48:53,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:48:53,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:48:53,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:48:53,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:48:53,510 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:48:53,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:48:53,510 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:48:53,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:48:53,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:48:53,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:48:53,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:48:53,511 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:48:53,512 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:48:53,512 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:48:53,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:48:53,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:53,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:48:53,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:48:53,513 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:48:53,513 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:48:53,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:48:53,514 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:48:53,514 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:48:53,514 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:48:53,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:48:53,515 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:48:53,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:48:53,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:48:53,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:48:53,845 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:53,845 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:53,847 INFO L431 ainManager$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 [2024-09-21 12:48:53,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:48:53,910 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:48:53,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-21 12:48:55,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:55,583 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:55,584 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-21 12:48:55,591 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6458baf17/197e3a1910a74becbab4e002ca8474df/FLAGeb5c74a72 [2024-09-21 12:48:55,605 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6458baf17/197e3a1910a74becbab4e002ca8474df [2024-09-21 12:48:55,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:55,607 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:55,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:55,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:55,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:55,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (1/2) ... [2024-09-21 12:48:55,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e759b5d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:55, skipping insertion in model container [2024-09-21 12:48:55,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (1/2) ... [2024-09-21 12:48:55,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b61e611 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:55, skipping insertion in model container [2024-09-21 12:48:55,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:55" (2/2) ... [2024-09-21 12:48:55,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e759b5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55, skipping insertion in model container [2024-09-21 12:48:55,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:55" (2/2) ... [2024-09-21 12:48:55,628 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:55,629 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-21 12:48:55,629 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)))) [2024-09-21 12:48:55,629 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-21 12:48:55,629 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:48:55,629 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-21 12:48:55,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:55,826 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-21 12:48:55,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:55,883 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:48:55,926 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-21 12:48:55,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:55,983 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:55,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55 WrapperNode [2024-09-21 12:48:55,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:55,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:55,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:55,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:55,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,006 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,024 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 [2024-09-21 12:48:56,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,039 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:56,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:56,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:56,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:56,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (1/1) ... [2024-09-21 12:48:56,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:56,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:56,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:48:56,086 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:48:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:48:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:48:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:48:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:56,252 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:56,254 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:56,274 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:56,303 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:56,568 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:56,591 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:56,623 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:56,625 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 12:48:56,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:56 BoogieIcfgContainer [2024-09-21 12:48:56,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:56,627 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:56,627 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:56,628 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:56,628 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (1/4) ... [2024-09-21 12:48:56,629 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d09e64c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:56, skipping insertion in model container [2024-09-21 12:48:56,630 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:55" (2/4) ... [2024-09-21 12:48:56,630 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d09e64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:56, skipping insertion in model container [2024-09-21 12:48:56,631 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:55" (3/4) ... [2024-09-21 12:48:56,631 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d09e64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:56, skipping insertion in model container [2024-09-21 12:48:56,631 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:56" (4/4) ... [2024-09-21 12:48:56,632 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-21 12:48:56,638 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 12:48:56,638 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:56,639 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-21 12:48:56,640 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 12:48:56,640 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:48:56,640 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-21 12:48:56,640 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:48:56,641 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-21 12:48:56,641 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:48:56,641 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 12:48:56,641 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-21 12:48:56,642 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:48:56,643 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:56,643 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 10 loop-free subgraphs from loop head to error location [2024-09-21 12:48:56,715 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:48:56,716 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:56,717 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:56,717 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:56,718 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:56,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,732 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:48:56,733 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,733 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:56,733 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:56,734 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:56,736 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:56,755 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:56,803 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-21 12:48:56,804 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:56,804 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:56,804 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:56,804 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:56,805 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,917 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-21 12:48:56,917 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,918 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:56,918 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:56,918 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:56,936 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:56,945 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:56,980 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:48:56,980 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:56,980 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:56,980 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:56,981 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:56,981 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,995 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:48:56,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:56,995 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:56,995 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:56,996 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:57,010 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:57,014 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:57,052 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:48:57,053 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:57,053 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:57,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:57,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:57,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:57,066 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:48:57,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:57,067 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:57,067 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:57,068 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:57,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:57,072 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:57,102 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-21 12:48:57,103 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:57,103 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:57,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:57,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:57,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:57,153 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-21 12:48:57,153 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:57,153 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:57,154 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:57,154 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:57,166 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:01,174 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:01,200 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:01,200 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:01,200 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:01,200 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:01,200 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:01,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,207 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:01,207 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,207 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:01,207 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:01,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:01,208 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:01,214 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:01,239 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-21 12:49:01,239 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:01,239 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:01,239 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:01,239 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:01,240 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,263 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-21 12:49:01,263 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,263 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:01,264 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:01,264 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:01,264 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:01,268 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:01,285 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:01,286 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:01,286 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:01,286 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:01,286 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:01,286 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,303 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:01,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,304 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:01,304 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:01,304 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:01,305 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:01,307 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:01,323 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:49:01,323 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:01,323 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:01,324 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:01,324 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:01,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,324 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:49:01,325 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,325 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:01,325 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:01,326 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:01,326 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:01,328 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:01,349 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-21 12:49:01,349 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:01,350 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:01,350 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:01,350 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:01,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,389 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-21 12:49:01,389 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:01,390 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:01,390 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:01,390 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:01,399 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:05,403 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:05,427 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:49:05,427 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:05,427 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:05,428 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:05,428 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:05,428 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,440 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:49:05,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,441 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:05,441 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:05,441 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:05,441 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:05,446 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:05,486 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:49:05,490 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:05,490 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:05,490 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:05,490 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:05,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,608 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-21 12:49:05,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,609 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:05,609 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:05,609 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:05,610 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:05,611 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:05,626 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:05,626 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:05,627 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:05,627 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:05,627 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:05,627 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,628 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:05,628 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,628 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:05,628 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:05,628 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:05,628 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:05,630 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:05,643 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:05,643 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:05,643 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:05,643 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:05,643 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:05,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,645 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:05,645 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,645 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:05,645 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:05,645 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:05,646 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:05,647 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:05,662 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-21 12:49:05,662 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:05,663 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:05,663 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:05,663 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:05,663 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,710 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-21 12:49:05,710 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:05,710 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:05,710 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:05,710 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:05,719 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:09,723 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:09,745 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:09,745 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:09,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:09,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:09,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:09,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,747 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:09,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,747 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:09,748 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:09,748 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:09,748 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:09,752 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:09,770 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:49:09,770 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:09,770 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:09,771 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:09,771 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:09,773 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,775 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:49:09,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,776 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:09,778 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:09,778 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:09,778 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:09,780 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:09,795 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:09,795 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:09,795 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:09,796 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:09,796 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:09,796 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,802 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:09,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:09,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:09,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:09,802 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:09,805 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:09,822 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:49:09,822 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:09,822 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:09,822 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:09,822 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:09,823 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,826 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:49:09,826 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:09,826 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:09,826 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:09,826 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:09,826 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:09,829 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:09,833 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:49:09,833 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d09e64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:09, skipping insertion in model container [2024-09-21 12:49:09,833 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:09,836 INFO L158 Benchmark]: Toolchain (without parser) took 14228.82ms. Allocated memory was 180.4MB in the beginning and 226.5MB in the end (delta: 46.1MB). Free memory was 144.5MB in the beginning and 85.4MB in the end (delta: 59.1MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:09,837 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 180.4MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:09,837 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 180.4MB. Free memory was 141.1MB in the beginning and 140.9MB in the end (delta: 211.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:09,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.62ms. Allocated memory is still 180.4MB. Free memory was 144.3MB in the beginning and 139.1MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:49:09,838 INFO L158 Benchmark]: Boogie Preprocessor took 61.38ms. Allocated memory is still 180.4MB. Free memory was 139.1MB in the beginning and 137.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:09,840 INFO L158 Benchmark]: RCFGBuilder took 579.18ms. Allocated memory is still 180.4MB. Free memory was 136.0MB in the beginning and 131.0MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:49:09,841 INFO L158 Benchmark]: Referee took 13205.77ms. Allocated memory was 180.4MB in the beginning and 226.5MB in the end (delta: 46.1MB). Free memory was 131.0MB in the beginning and 85.4MB in the end (delta: 45.5MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:09,843 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 57. 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. 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 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 43. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. 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 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 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 40. 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 41. 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 30 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 42. 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 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 0.16ms. Allocated memory is still 180.4MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 180.4MB. Free memory was 141.1MB in the beginning and 140.9MB in the end (delta: 211.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.62ms. Allocated memory is still 180.4MB. Free memory was 144.3MB in the beginning and 139.1MB in the end (delta: 5.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.38ms. Allocated memory is still 180.4MB. Free memory was 139.1MB in the beginning and 137.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 579.18ms. Allocated memory is still 180.4MB. Free memory was 136.0MB in the beginning and 131.0MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 13205.77ms. Allocated memory was 180.4MB in the beginning and 226.5MB in the end (delta: 46.1MB). Free memory was 131.0MB in the beginning and 85.4MB in the end (delta: 45.5MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:49:09,872 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:12,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:12,318 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:49:12,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:12,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:12,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:12,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:12,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:12,360 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:12,361 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:12,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:12,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:12,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:12,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:12,365 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:12,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:12,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:12,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:12,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:12,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:12,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:12,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:12,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:12,370 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:49:12,370 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:49:12,370 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:12,370 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:49:12,371 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:12,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:12,371 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:12,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:12,371 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:12,381 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:12,381 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:12,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:12,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:12,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:12,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:12,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:12,384 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:49:12,384 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:49:12,385 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:12,385 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:12,385 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:12,385 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:12,385 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:49:12,386 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:12,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:12,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:12,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:12,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:12,734 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:12,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-21 12:49:14,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:14,528 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:14,531 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-21 12:49:14,542 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/26e07f849/17f5773943154cadb52b48b3f34cc4d1/FLAG8bced4597 [2024-09-21 12:49:14,562 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/26e07f849/17f5773943154cadb52b48b3f34cc4d1 [2024-09-21 12:49:14,565 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:14,566 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:14,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-21 12:49:14,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:14,631 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:14,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:14,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:14,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:14,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:14" (1/2) ... [2024-09-21 12:49:14,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d60ad7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:14, skipping insertion in model container [2024-09-21 12:49:14,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:14" (1/2) ... [2024-09-21 12:49:14,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3bddd02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:14, skipping insertion in model container [2024-09-21 12:49:14,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:14" (2/2) ... [2024-09-21 12:49:14,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d60ad7d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:14, skipping insertion in model container [2024-09-21 12:49:14,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:14" (2/2) ... [2024-09-21 12:49:14,659 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:14,662 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-21 12:49:14,663 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)))) [2024-09-21 12:49:14,663 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-21 12:49:14,663 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-21 12:49:14,663 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:14,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:14,869 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-21 12:49:14,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:14,938 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:14,976 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-21 12:49:15,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:15,022 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:15,023 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:15 WrapperNode [2024-09-21 12:49:15,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:15,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:15,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:15,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:15,039 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,040 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,048 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,062 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 [2024-09-21 12:49:15,062 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,062 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,074 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,078 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,080 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,082 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:15,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:15,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:15,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:15,086 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 21.09 12:49:15" (1/1) ... [2024-09-21 12:49:15,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:15,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:15,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:49:15,123 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:15,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:15,169 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:15,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-21 12:49:15,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:15,246 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:15,249 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:15,275 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:15,309 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:17,288 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:17,355 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:17,396 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:17,397 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 12:49:17,397 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:17 BoogieIcfgContainer [2024-09-21 12:49:17,397 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:17,398 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:17,398 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:17,400 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:17,401 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:14" (1/4) ... [2024-09-21 12:49:17,402 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@574db8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,402 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:14" (2/4) ... [2024-09-21 12:49:17,403 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@574db8f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,403 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 21.09 12:49:15" (3/4) ... [2024-09-21 12:49:17,404 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@574db8f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,404 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:17" (4/4) ... [2024-09-21 12:49:17,405 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-21 12:49:17,409 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 12:49:17,410 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:17,410 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-21 12:49:17,411 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 12:49:17,411 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:49:17,411 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-21 12:49:17,411 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:17,411 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-21 12:49:17,412 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:49:17,412 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 12:49:17,412 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-21 12:49:17,412 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:49:17,413 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-21 12:49:17,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:17,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:17,414 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-21 12:49:17,414 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:17,415 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-21 12:49:17,415 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:49:17,415 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:17,415 INFO L131 InvariantChecker]: Will check 10 loop-free subgraphs from loop head to error location, 5 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head [2024-09-21 12:49:17,499 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:17,500 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,500 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,501 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,502 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,513 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:17,515 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,515 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,515 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,516 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,518 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,536 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:17,597 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-21 12:49:17,597 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,598 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,598 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,598 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,706 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-21 12:49:17,707 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,708 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,708 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,708 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,722 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,728 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:17,763 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:17,763 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,763 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,764 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,764 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,764 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,775 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:17,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,775 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,776 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,776 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,778 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,819 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:49:17,820 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,820 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,820 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,820 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,820 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,829 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:49:17,830 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,830 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,830 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,831 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,831 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,834 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:17,860 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-21 12:49:17,860 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,860 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,860 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,861 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,861 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,898 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-21 12:49:17,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,899 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,899 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,900 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,908 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,132 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:18,193 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:18,194 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:18,194 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:18,194 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:18,195 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:18,195 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,200 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:18,201 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,201 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:18,202 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:18,202 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:18,202 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,208 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:18,226 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-21 12:49:18,226 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:18,227 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:18,227 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:18,227 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:18,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,261 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-21 12:49:18,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,261 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:18,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:18,262 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:18,262 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,264 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:18,280 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:18,281 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:18,281 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:18,281 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:18,281 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:18,282 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,297 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:18,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,297 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:18,298 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:18,298 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:18,298 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,301 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:18,315 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:49:18,316 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:18,316 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:18,316 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:18,316 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:18,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,317 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:49:18,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:18,317 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:18,317 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:18,317 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,319 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:18,342 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-21 12:49:18,342 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:18,343 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:18,343 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:18,343 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:18,343 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,379 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-21 12:49:18,379 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:18,380 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:18,380 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:18,380 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:18,387 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:18,995 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:19,058 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:49:19,058 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,059 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,059 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,059 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,068 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:49:19,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,068 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,068 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,068 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,070 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:19,093 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:49:19,093 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,093 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,094 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,094 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,094 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,146 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-21 12:49:19,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,146 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,147 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,150 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:19,171 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:19,171 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,171 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,172 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,172 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,172 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,172 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:19,173 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,173 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,173 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,173 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,173 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,175 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:19,188 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:19,188 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,190 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:19,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,190 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,190 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,191 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,192 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:19,207 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-21 12:49:19,207 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,208 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,208 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,208 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,251 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-21 12:49:19,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,252 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,252 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,252 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,260 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,508 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:19,595 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:19,596 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,596 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,596 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,596 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,596 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,597 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:19,597 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,597 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,598 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,598 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,598 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,599 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:19,614 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:49:19,614 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,614 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,615 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,616 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:49:19,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,616 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,616 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,616 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,617 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,621 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:19,637 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:19,637 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,637 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,638 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,645 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:19,645 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,646 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,646 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,646 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,646 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,653 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:19,671 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:49:19,671 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:19,671 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:19,672 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:19,672 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:19,672 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,675 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:49:19,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:19,675 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:19,675 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:19,675 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:19,676 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:19,682 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:19,696 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 12:49:19,696 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@574db8f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:19, skipping insertion in model container [2024-09-21 12:49:19,696 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:19,703 INFO L158 Benchmark]: Toolchain (without parser) took 5065.72ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 52.9MB in the end (delta: -14.4MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-09-21 12:49:19,704 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:19,704 INFO L158 Benchmark]: Witness Parser took 0.79ms. Allocated memory is still 69.2MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:19,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.01ms. Allocated memory is still 69.2MB. Free memory was 38.1MB in the beginning and 40.5MB in the end (delta: -2.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-09-21 12:49:19,705 INFO L158 Benchmark]: Boogie Preprocessor took 59.90ms. Allocated memory is still 69.2MB. Free memory was 40.5MB in the beginning and 38.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:19,708 INFO L158 Benchmark]: RCFGBuilder took 2312.15ms. Allocated memory is still 69.2MB. Free memory was 38.0MB in the beginning and 35.6MB in the end (delta: 2.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-09-21 12:49:19,709 INFO L158 Benchmark]: Referee took 2298.59ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.3MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:19,713 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 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 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 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 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 main to loop head at line 30. 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 57. 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 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 58. 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 loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 36.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.79ms. Allocated memory is still 69.2MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.01ms. Allocated memory is still 69.2MB. Free memory was 38.1MB in the beginning and 40.5MB in the end (delta: -2.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.90ms. Allocated memory is still 69.2MB. Free memory was 40.5MB in the beginning and 38.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2312.15ms. Allocated memory is still 69.2MB. Free memory was 38.0MB in the beginning and 35.6MB in the end (delta: 2.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Referee took 2298.59ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.6MB in the beginning and 52.9MB in the end (delta: -17.3MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 12:49:19,777 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...