This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:07:59,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:07:59,277 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:07:59,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:07:59,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:07:59,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:07:59,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:07:59,322 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:07:59,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:07:59,323 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:07:59,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:07:59,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:07:59,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:07:59,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:07:59,326 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:07:59,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:07:59,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:07:59,326 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:07:59,327 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:07:59,327 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:07:59,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:07:59,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:07:59,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:07:59,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:07:59,328 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:07:59,328 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:07:59,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:07:59,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:07:59,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:07:59,329 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:07:59,329 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:07:59,329 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:59,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:07:59,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:07:59,331 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:07:59,331 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:07:59,331 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:07:59,331 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:07:59,331 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:07:59,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:07:59,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:07:59,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:07:59,544 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:07:59,545 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:07:59,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound1.yml/witness-2.1.yml [2024-09-13 05:07:59,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:07:59,587 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:07:59,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c [2024-09-13 05:08:00,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:08:00,904 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:08:00,905 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c [2024-09-13 05:08:00,909 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5e7268b51/97a08146ba364a6e815f9bea1cb51243/FLAG7612fe399 [2024-09-13 05:08:01,335 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5e7268b51/97a08146ba364a6e815f9bea1cb51243 [2024-09-13 05:08:01,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:08:01,336 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:08:01,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:01,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:08:01,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:08:01,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:59" (1/2) ... [2024-09-13 05:08:01,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b14cc3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:01, skipping insertion in model container [2024-09-13 05:08:01,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:59" (1/2) ... [2024-09-13 05:08:01,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a073c63 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:01, skipping insertion in model container [2024-09-13 05:08:01,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:01" (2/2) ... [2024-09-13 05:08:01,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b14cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01, skipping insertion in model container [2024-09-13 05:08:01,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:01" (2/2) ... [2024-09-13 05:08:01,353 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:08:01,353 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((B % 4294967296) == 1) && (p == 2)) && (r == 1)) && ((A % 4294967296) == 1)) && (d == 2)) && (q == 0)) || (((((((B % 4294967296) == 1) && (r == 0)) && ((A % 4294967296) == 1)) && (d == 1)) && (q == 1)) && (p == 1))) || (((((A % 4294967296) == r) && ((d + ((B / 4294967296) * 4294967296)) == B)) && (q == 0)) && (p == 1))) [2024-09-13 05:08:01,354 INFO L1541 ArrayList]: Loop invariant at [L36-L44] ((((((((A % 4294967296) == r) && (A <= (((A / 4294967296) * 4294967296) + 1))) && ((((B / 4294967296) * 4294967296) + 1) == B)) && (d == 1)) && (q == 0)) && (p == 1)) || (((((((B % 4294967296) == 1) && ((A % 4294967296) == r)) && (p == 2)) && (r == 1)) && (d == 2)) && (q == 0))) [2024-09-13 05:08:01,354 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:08:01,354 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:08:01,367 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:08:01,478 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c[538,551] [2024-09-13 05:08:01,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:01,497 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:08:01,531 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound1.c[538,551] Start Parsing Local Start Parsing Local [2024-09-13 05:08:01,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:01,560 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:08:01,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01 WrapperNode [2024-09-13 05:08:01,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:01,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:08:01,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:08:01,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:08:01,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,576 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,587 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 05:08:01,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,603 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:08:01,615 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:08:01,615 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:08:01,615 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:08:01,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (1/1) ... [2024-09-13 05:08:01,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:01,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:08:01,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:08:01,646 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:08:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:08:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:08:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:08:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:08:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:08:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:08:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:08:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:08:01,758 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:08:01,764 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:08:01,979 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:08:01,995 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:08:02,017 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:08:02,017 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:08:02,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:02 BoogieIcfgContainer [2024-09-13 05:08:02,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:08:02,018 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:08:02,018 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:08:02,018 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:08:02,018 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:59" (1/4) ... [2024-09-13 05:08:02,019 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7796afa8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:02, skipping insertion in model container [2024-09-13 05:08:02,019 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:01" (2/4) ... [2024-09-13 05:08:02,019 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7796afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:02, skipping insertion in model container [2024-09-13 05:08:02,020 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:01" (3/4) ... [2024-09-13 05:08:02,020 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7796afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:02, skipping insertion in model container [2024-09-13 05:08:02,021 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:02" (4/4) ... [2024-09-13 05:08:02,021 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound1.c [2024-09-13 05:08:02,024 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:08:02,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:02,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:02,027 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location [2024-09-13 05:08:02,063 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:08:02,064 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,064 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,065 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,066 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,073 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:08:02,074 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,074 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,075 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,075 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,089 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:02,108 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:02,108 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,108 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,108 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,108 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,108 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,122 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 05:08:02,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,122 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,122 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,122 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,125 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,127 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,139 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:02,140 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,140 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,140 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,140 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,147 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:02,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,147 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,147 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,150 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,161 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 05:08:02,162 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,162 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,162 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,185 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 05:08:02,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,186 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,186 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,186 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,194 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,200 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:02,213 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:02,214 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,214 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,214 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,214 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,214 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,235 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 05:08:02,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,235 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,236 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,236 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,239 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,242 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:02,253 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:08:02,253 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,254 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,254 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,254 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,264 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:08:02,264 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,264 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,265 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,265 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,268 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,271 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,283 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:02,284 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,284 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,285 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,285 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,285 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,298 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:02,299 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,299 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,299 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,299 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,300 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,302 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:02,313 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:02,314 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,314 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,315 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,315 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,315 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,337 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:02,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,338 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,338 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,338 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,339 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,342 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:02,352 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:02,353 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,353 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,353 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,353 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,360 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:02,360 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,360 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,360 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,360 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,361 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,365 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,383 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:02,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,383 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,384 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,387 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:02,387 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,387 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,387 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,387 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,387 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,389 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,396 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:02,396 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,396 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,396 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,396 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,401 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:02,401 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,401 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,402 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,402 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,402 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,406 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,415 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:08:02,415 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,415 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,416 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,416 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,417 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:08:02,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,418 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,419 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,420 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:02,428 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:02,428 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,429 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,429 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,430 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,432 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:02,432 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,432 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,432 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,432 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,432 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,434 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:02,443 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:08:02,443 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:02,443 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:02,443 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:02,444 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:02,444 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,451 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:08:02,451 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:02,451 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:02,452 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:02,452 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:02,452 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:02,454 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:02,458 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:08:02,458 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7796afa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:02, skipping insertion in model container [2024-09-13 05:08:02,458 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:02,460 INFO L158 Benchmark]: Toolchain (without parser) took 1122.75ms. Allocated memory was 176.2MB in the beginning and 226.5MB in the end (delta: 50.3MB). Free memory was 143.3MB in the beginning and 172.3MB in the end (delta: -29.0MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2024-09-13 05:08:02,460 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 140.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:02,460 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 176.2MB. Free memory is still 138.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:02,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.35ms. Allocated memory is still 176.2MB. Free memory was 143.3MB in the beginning and 128.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:08:02,462 INFO L158 Benchmark]: Boogie Preprocessor took 53.09ms. Allocated memory is still 176.2MB. Free memory was 128.2MB in the beginning and 126.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:02,462 INFO L158 Benchmark]: RCFGBuilder took 402.78ms. Allocated memory is still 176.2MB. Free memory was 126.2MB in the beginning and 130.8MB in the end (delta: -4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-13 05:08:02,463 INFO L158 Benchmark]: Referee took 440.79ms. Allocated memory was 176.2MB in the beginning and 226.5MB in the end (delta: 50.3MB). Free memory was 130.8MB in the beginning and 172.3MB in the end (delta: -41.4MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2024-09-13 05:08:02,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 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 16. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 140.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 176.2MB. Free memory is still 138.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.35ms. Allocated memory is still 176.2MB. Free memory was 143.3MB in the beginning and 128.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.09ms. Allocated memory is still 176.2MB. Free memory was 128.2MB in the beginning and 126.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.78ms. Allocated memory is still 176.2MB. Free memory was 126.2MB in the beginning and 130.8MB in the end (delta: -4.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 440.79ms. Allocated memory was 176.2MB in the beginning and 226.5MB in the end (delta: 50.3MB). Free memory was 130.8MB in the beginning and 172.3MB in the end (delta: -41.4MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:02,491 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...