This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:34,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:34,262 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:08:34,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:34,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:34,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:34,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:34,281 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:34,281 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:34,282 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:34,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:34,282 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:34,283 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:34,283 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:34,283 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:34,284 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:34,284 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:34,284 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:34,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:08:34,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:34,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:34,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:34,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:34,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:34,289 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:34,289 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:34,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:34,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:34,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:34,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:34,290 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:34,291 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:34,291 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:34,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:34,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:34,292 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:34,292 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:34,292 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:08:34,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:08:34,293 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:34,293 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:34,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:34,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:34,297 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:34,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:34,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:34,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:34,542 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:34,552 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:34,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll.yml/witness-2.1.yml [2024-09-13 10:08:34,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:34,652 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:34,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-13 10:08:36,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:08:36,721 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:08:36,722 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-13 10:08:36,737 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/628497291/9294b9474bfa46ec8863157a8f4eccdd/FLAG0bcd51cc3 [2024-09-13 10:08:36,761 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/628497291/9294b9474bfa46ec8863157a8f4eccdd [2024-09-13 10:08:36,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:08:36,765 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:08:36,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:36,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:08:36,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:08:36,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:34" (1/2) ... [2024-09-13 10:08:36,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c41487c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:34" (1/2) ... [2024-09-13 10:08:36,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d89fcaa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:36" (2/2) ... [2024-09-13 10:08:36,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c41487c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:36" (2/2) ... [2024-09-13 10:08:36,787 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:08:36,789 INFO L1541 ArrayList]: Loop invariant at [L33-L50] (((((((__int128) q * x) + a) + ((__int128) y * s)) == ((((__int128) y * r) + b) + ((__int128) p * x))) && (a == (((__int128) y * r) + ((__int128) p * x)))) && (((__int128) p * s) == (((__int128) q * r) + 1))) [2024-09-13 10:08:36,794 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:08:36,821 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:08:37,033 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/egcd-ll.c[489,502] [2024-09-13 10:08:37,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:37,076 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:08:37,132 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/egcd-ll.c[489,502] Start Parsing Local [2024-09-13 10:08:37,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:37,196 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:08:37,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37 WrapperNode [2024-09-13 10:08:37,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:37,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:08:37,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:08:37,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:08:37,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,237 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,273 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:08:37,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,277 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,288 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:08:37,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:08:37,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:08:37,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:08:37,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (1/1) ... [2024-09-13 10:08:37,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:37,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:08:37,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 10:08:37,351 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 10:08:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:08:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:08:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:08:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:08:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:08:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:08:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:08:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:08:37,473 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:08:37,477 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:08:37,741 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:37,766 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:08:37,810 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:08:37,814 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:08:37,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:37 BoogieIcfgContainer [2024-09-13 10:08:37,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:08:37,816 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:08:37,816 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:08:37,817 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:08:37,817 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:34" (1/4) ... [2024-09-13 10:08:37,818 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21c18fd0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,818 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:08:36" (2/4) ... [2024-09-13 10:08:37,822 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21c18fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,822 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:37" (3/4) ... [2024-09-13 10:08:37,822 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21c18fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,823 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:37" (4/4) ... [2024-09-13 10:08:37,824 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll.c [2024-09-13 10:08:37,827 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:08:37,830 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:37,831 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-13 10:08:37,831 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:08:37,831 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:08:37,832 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 10:08:37,832 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:37,832 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:08:37,832 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-13 10:08:37,833 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:37,833 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:37,833 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:37,834 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 7 loop-free subgraphs from loop head to error location [2024-09-13 10:08:37,931 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:37,935 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,935 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,939 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,941 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,967 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:37,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,968 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,969 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,969 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,969 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,989 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:38,027 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-13 10:08:38,028 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:38,028 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:38,028 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:38,033 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:38,033 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,097 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-13 10:08:38,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,104 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:38,104 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:38,104 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:38,114 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:38,129 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:38,154 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:08:38,154 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:38,154 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:38,156 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:38,160 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:38,160 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,183 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-13 10:08:38,184 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,184 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:38,184 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:38,184 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:38,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:38,201 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:38,223 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:38,224 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:38,224 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:38,224 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:38,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:38,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,241 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:38,241 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,242 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:38,242 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:38,242 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:38,242 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:38,252 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:38,271 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-13 10:08:38,271 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:38,271 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:38,271 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:38,271 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:38,272 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,301 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-13 10:08:38,302 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:38,302 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:38,303 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:38,303 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:38,310 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,327 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:08:42,344 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:42,344 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,344 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,345 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,345 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,345 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,347 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:42,351 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,351 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,351 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,352 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,352 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,354 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:42,371 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:08:42,371 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,371 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,371 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,392 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 10:08:42,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,393 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,393 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,393 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,399 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,407 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:42,423 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 10:08:42,423 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,425 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,426 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,426 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,456 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-13 10:08:42,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,457 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,457 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,457 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,460 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,466 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:42,480 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:08:42,481 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,481 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,482 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,482 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,482 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,488 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:08:42,488 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,488 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,488 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,488 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,489 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,491 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:42,506 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:42,507 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,507 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,512 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:42,512 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,513 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,513 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,513 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,513 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,519 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:08:42,532 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:42,536 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:42,536 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:42,536 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:42,537 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:42,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,543 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:42,547 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:42,547 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:42,548 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:42,548 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:42,548 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:42,554 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:42,560 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:08:42,561 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21c18fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:08:42, skipping insertion in model container [2024-09-13 10:08:42,561 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:08:42,563 INFO L158 Benchmark]: Toolchain (without parser) took 5797.77ms. Allocated memory is still 201.3MB. Free memory was 129.8MB in the beginning and 92.1MB in the end (delta: 37.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-09-13 10:08:42,564 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:42,564 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory is still 176.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:42,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.67ms. Allocated memory is still 201.3MB. Free memory was 129.6MB in the beginning and 116.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:42,568 INFO L158 Benchmark]: Boogie Preprocessor took 96.86ms. Allocated memory is still 201.3MB. Free memory was 116.0MB in the beginning and 174.2MB in the end (delta: -58.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-13 10:08:42,568 INFO L158 Benchmark]: RCFGBuilder took 517.55ms. Allocated memory is still 201.3MB. Free memory was 174.2MB in the beginning and 158.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:42,568 INFO L158 Benchmark]: Referee took 4744.60ms. Allocated memory is still 201.3MB. Free memory was 158.7MB in the beginning and 92.1MB in the end (delta: 66.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-09-13 10:08:42,572 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 33 to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 52. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 33. 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 12. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 33. 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 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 53. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 201.3MB. Free memory is still 176.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.67ms. Allocated memory is still 201.3MB. Free memory was 129.6MB in the beginning and 116.0MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.86ms. Allocated memory is still 201.3MB. Free memory was 116.0MB in the beginning and 174.2MB in the end (delta: -58.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 517.55ms. Allocated memory is still 201.3MB. Free memory was 174.2MB in the beginning and 158.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 4744.60ms. Allocated memory is still 201.3MB. Free memory was 158.7MB in the beginning and 92.1MB in the end (delta: 66.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:08:42,611 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:44,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:44,786 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 10:08:44,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:44,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:44,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:44,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:44,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:44,824 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:44,825 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:44,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:44,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:44,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:44,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:44,829 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:44,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:44,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:44,830 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:44,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:44,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:44,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:44,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:44,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:44,833 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:44,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:44,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:44,835 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:44,835 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:44,835 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:44,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:44,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:44,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:44,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:44,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:44,836 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 10:08:44,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 10:08:44,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:44,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:44,837 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:44,837 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:44,838 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 10:08:44,838 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:45,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:45,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:45,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:45,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:45,128 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:45,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-13 10:08:46,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:08:46,832 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:08:46,833 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-13 10:08:46,842 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2c822b834/b3937b91319d4ef8b062afeba5b0fc12/FLAG5b0b0090a [2024-09-13 10:08:47,249 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2c822b834/b3937b91319d4ef8b062afeba5b0fc12 [2024-09-13 10:08:47,252 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:47,253 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:47,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll.yml/witness-2.1.yml [2024-09-13 10:08:47,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:08:47,297 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:08:47,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:47,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:08:47,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:08:47,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:47" (1/2) ... [2024-09-13 10:08:47,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24528e47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:47, skipping insertion in model container [2024-09-13 10:08:47,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:47" (1/2) ... [2024-09-13 10:08:47,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ef04cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:47, skipping insertion in model container [2024-09-13 10:08:47,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:47" (2/2) ... [2024-09-13 10:08:47,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24528e47 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47, skipping insertion in model container [2024-09-13 10:08:47,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:47" (2/2) ... [2024-09-13 10:08:47,317 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:08:47,320 INFO L1541 ArrayList]: Loop invariant at [L33-L50] (((((((__int128) q * x) + a) + ((__int128) y * s)) == ((((__int128) y * r) + b) + ((__int128) p * x))) && (a == (((__int128) y * r) + ((__int128) p * x)))) && (((__int128) p * s) == (((__int128) q * r) + 1))) [2024-09-13 10:08:47,321 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:08:47,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:08:47,468 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/egcd-ll.c[489,502] [2024-09-13 10:08:47,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:47,502 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:08:47,533 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/egcd-ll.c[489,502] Start Parsing Local [2024-09-13 10:08:47,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:47,577 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:08:47,581 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47 WrapperNode [2024-09-13 10:08:47,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:47,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:08:47,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:08:47,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:08:47,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,612 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,630 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:08:47,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:08:47,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:08:47,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:08:47,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:08:47,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (1/1) ... [2024-09-13 10:08:47,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:47,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:08:47,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 10:08:47,683 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 10:08:47,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:08:47,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:08:47,727 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:08:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:08:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:08:47,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:08:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:08:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:08:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:08:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:08:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:08:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:08:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:08:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:08:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:08:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 10:08:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:08:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 10:08:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 10:08:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:08:47,814 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:08:47,819 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:08:56,421 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:56,520 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:08:56,563 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:08:56,563 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:08:56,564 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:56 BoogieIcfgContainer [2024-09-13 10:08:56,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:08:56,564 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:08:56,564 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:08:56,565 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:08:56,565 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:08:47" (1/4) ... [2024-09-13 10:08:56,569 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79423ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:56, skipping insertion in model container [2024-09-13 10:08:56,569 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:47" (2/4) ... [2024-09-13 10:08:56,573 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79423ed8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:56, skipping insertion in model container [2024-09-13 10:08:56,573 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:47" (3/4) ... [2024-09-13 10:08:56,573 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79423ed8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:56, skipping insertion in model container [2024-09-13 10:08:56,573 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:56" (4/4) ... [2024-09-13 10:08:56,574 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll.c [2024-09-13 10:08:56,583 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:56,584 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:56,585 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:56,585 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:08:56,677 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:56,682 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:56,682 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:56,683 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:56,687 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:56,688 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:56,723 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:56,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:56,729 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:56,729 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:56,730 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:56,730 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:01,003 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:01,106 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-13 10:09:01,106 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:01,107 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:01,107 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:01,107 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:01,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:01,146 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-13 10:09:01,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:01,146 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:01,146 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:01,146 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:01,154 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:05,416 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:05,511 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:09:05,512 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:05,512 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:05,512 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:05,512 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:05,512 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:05,527 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-13 10:09:05,528 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:05,528 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:05,528 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:05,528 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:05,531 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:09,776 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:09,866 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:09,867 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:09,867 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:09,867 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:09,867 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:09,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:09,871 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:09,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:09,871 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:09,871 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:09,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:09,871 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:10,058 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:10,069 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-13 10:09:10,069 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:10,069 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:10,069 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:10,070 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:10,070 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:10,090 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-13 10:09:10,090 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:10,090 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:10,090 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:10,091 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:10,107 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:15,096 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:15,370 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:15,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:15,370 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:15,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:15,371 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:15,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,374 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:15,374 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:15,374 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:15,374 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:15,374 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:15,374 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:17,750 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:17,852 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:09:17,853 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:17,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:17,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:17,853 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:17,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:17,864 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 10:09:17,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:17,865 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:17,865 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:17,865 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:17,868 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:17,870 INFO L514 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:17,879 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 10:09:17,879 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:17,880 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:17,880 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:17,880 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:17,880 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:17,894 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-13 10:09:17,894 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:17,894 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:17,894 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:17,894 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:17,898 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:22,164 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:22,275 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:22,275 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:22,275 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:22,276 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:22,276 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:22,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,280 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:22,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:22,280 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:22,281 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:22,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:22,282 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:22,289 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:22,290 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:22,290 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:22,290 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:22,290 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:22,290 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,291 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:22,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,291 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:22,300 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:22,300 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:22,300 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:22,301 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:22,310 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:22,310 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:22,310 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:22,311 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:22,311 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:22,311 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,317 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:22,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:22,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:22,318 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:22,318 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:22,318 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:26,587 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:26,681 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:26,681 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@79423ed8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:26, skipping insertion in model container [2024-09-13 10:09:26,681 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:26,683 INFO L158 Benchmark]: Toolchain (without parser) took 39385.27ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 77.6MB in the end (delta: -3.8MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2024-09-13 10:09:26,683 INFO L158 Benchmark]: CDTParser took 3.16ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:26,683 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:26,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.00ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 59.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:26,684 INFO L158 Benchmark]: Boogie Preprocessor took 70.85ms. Allocated memory is still 109.1MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:26,684 INFO L158 Benchmark]: RCFGBuilder took 8909.52ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 73.7MB in the end (delta: -16.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:26,685 INFO L158 Benchmark]: Referee took 30117.41ms. Allocated memory is still 109.1MB. Free memory was 73.7MB in the beginning and 77.6MB in the end (delta: -3.9MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-09-13 10:09:26,686 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 33 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 52. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 54. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 33. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 53. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 33. 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 12. 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 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 33. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.16ms. Allocated memory is still 54.5MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.00ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 59.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.85ms. Allocated memory is still 109.1MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8909.52ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 73.7MB in the end (delta: -16.6MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Referee took 30117.41ms. Allocated memory is still 109.1MB. Free memory was 73.7MB in the beginning and 77.6MB in the end (delta: -3.9MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:26,893 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...