This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:46:52,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:46:52,570 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:46:52,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:46:52,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:46:52,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:46:52,601 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:46:52,601 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:46:52,601 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:46:52,602 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:46:52,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:46:52,602 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:46:52,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:46:52,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:46:52,604 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:46:52,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:46:52,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:46:52,605 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:46:52,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:46:52,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:46:52,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:46:52,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:46:52,609 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:46:52,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:46:52,609 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:46:52,609 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:46:52,609 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:46:52,609 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:46:52,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:46:52,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:46:52,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:46:52,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:46:52,610 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:46:52,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:46:52,611 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:46:52,611 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:46:52,612 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:46:52,612 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:46:52,612 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:46:52,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:46:52,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:46:52,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:46:52,851 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:46:52,851 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:46:52,852 INFO L431 ainManager$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 [2024-09-25 11:46:52,892 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:46:52,892 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:46:52,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-25 11:46:54,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:46:54,207 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:46:54,208 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-25 11:46:54,214 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/408cd3ddc/80ea2b923e1446dfbde6975e8b3e9fc2/FLAGd4a3b449b [2024-09-25 11:46:54,636 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/408cd3ddc/80ea2b923e1446dfbde6975e8b3e9fc2 [2024-09-25 11:46:54,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:46:54,639 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:46:54,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:46:54,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:46:54,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:46:54,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:52" (1/2) ... [2024-09-25 11:46:54,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be46b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:54, skipping insertion in model container [2024-09-25 11:46:54,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:52" (1/2) ... [2024-09-25 11:46:54,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161f89ca and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:54, skipping insertion in model container [2024-09-25 11:46:54,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:46:54" (2/2) ... [2024-09-25 11:46:54,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be46b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54, skipping insertion in model container [2024-09-25 11:46:54,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:46:54" (2/2) ... [2024-09-25 11:46:54,653 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:46:54,654 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))) [2024-09-25 11:46:54,656 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 11:46:54,675 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:46:54,793 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] [2024-09-25 11:46:54,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:46:54,821 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 11:46:54,848 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] Start Parsing Local [2024-09-25 11:46:54,857 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:46:54,869 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:46:54,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54 WrapperNode [2024-09-25 11:46:54,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:46:54,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:46:54,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:46:54,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:46:54,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,893 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 [2024-09-25 11:46:54,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:46:54,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:46:54,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:46:54,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:46:54,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (1/1) ... [2024-09-25 11:46:54,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:46:54,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:46:54,927 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) [2024-09-25 11:46:54,930 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 [2024-09-25 11:46:54,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:46:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:46:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:46:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:46:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:46:54,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:46:54,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:46:54,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:46:55,041 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:46:55,042 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:46:55,161 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:46:55,172 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:46:55,190 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:46:55,190 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:46:55,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:46:55 BoogieIcfgContainer [2024-09-25 11:46:55,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:46:55,191 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:46:55,191 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:46:55,192 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:46:55,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:52" (1/4) ... [2024-09-25 11:46:55,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@485d8db6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:46:55, skipping insertion in model container [2024-09-25 11:46:55,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:46:54" (2/4) ... [2024-09-25 11:46:55,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@485d8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:46:55, skipping insertion in model container [2024-09-25 11:46:55,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:54" (3/4) ... [2024-09-25 11:46:55,193 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@485d8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:46:55, skipping insertion in model container [2024-09-25 11:46:55,193 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:46:55" (4/4) ... [2024-09-25 11:46:55,195 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll.c [2024-09-25 11:46:55,197 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:46:55,198 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:46:55,198 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:46:55,201 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 11:46:55,202 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:46:55,202 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:46:55,202 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:46:55,202 INFO L131 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-25 11:46:55,239 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:46:55,240 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:55,240 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:55,241 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:55,242 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:55,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,264 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:46:55,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,265 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:55,265 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:55,265 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:55,266 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:55,281 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:55,297 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-25 11:46:55,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:55,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:55,298 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:55,298 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:55,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,329 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-25 11:46:55,329 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,330 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:55,330 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:55,330 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:55,337 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:55,341 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:55,353 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 11:46:55,353 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:55,353 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:55,354 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:55,354 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:55,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,372 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-25 11:46:55,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:55,373 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:55,373 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:55,376 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:55,381 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:55,393 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:46:55,394 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:55,395 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:55,395 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:55,395 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:55,395 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,399 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:46:55,399 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,399 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:55,400 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:55,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:55,400 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:55,404 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:46:55,415 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-25 11:46:55,415 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:55,415 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:55,415 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:55,415 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:55,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,429 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-25 11:46:55,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:55,430 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:55,430 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:55,430 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:55,435 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,441 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:46:59,454 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:46:59,454 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,455 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,455 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,455 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,457 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:46:59,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,458 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,458 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,458 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,458 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,461 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:59,468 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 11:46:59,469 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,469 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,469 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,469 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,469 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,477 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-25 11:46:59,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,477 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,479 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,481 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:59,488 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 11:46:59,488 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,489 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,489 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,489 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,489 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,498 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-25 11:46:59,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,501 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,503 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:59,509 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:46:59,509 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,509 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,509 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,509 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,509 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,511 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:46:59,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,511 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,511 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,511 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,512 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,513 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:46:59,519 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:46:59,519 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,519 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,519 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,519 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,519 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,520 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:46:59,520 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,520 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,521 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,521 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,521 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,522 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:46:59,528 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:46:59,528 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:59,528 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:59,528 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:59,529 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:59,529 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,533 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:46:59,533 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:59,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:59,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:59,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:59,533 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:59,535 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:59,538 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:46:59,538 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@485d8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:46:59, skipping insertion in model container [2024-09-25 11:46:59,538 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:46:59,539 INFO L158 Benchmark]: Toolchain (without parser) took 4899.87ms. Allocated memory is still 165.7MB. Free memory was 135.5MB in the beginning and 60.4MB in the end (delta: 75.2MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-09-25 11:46:59,540 INFO L158 Benchmark]: Witness Parser took 0.85ms. Allocated memory is still 165.7MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:46:59,540 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 165.7MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:46:59,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.04ms. Allocated memory is still 165.7MB. Free memory was 135.5MB in the beginning and 122.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 11:46:59,541 INFO L158 Benchmark]: Boogie Preprocessor took 29.12ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:46:59,541 INFO L158 Benchmark]: RCFGBuilder took 285.26ms. Allocated memory is still 165.7MB. Free memory was 120.0MB in the beginning and 126.3MB in the end (delta: -6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-25 11:46:59,541 INFO L158 Benchmark]: Referee took 4346.86ms. Allocated memory is still 165.7MB. Free memory was 126.3MB in the beginning and 60.4MB in the end (delta: 65.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-25 11:46:59,543 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 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 loop head at line 33 to check that procedure precondition always holds at line 53. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 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 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.85ms. Allocated memory is still 165.7MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 165.7MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.04ms. Allocated memory is still 165.7MB. Free memory was 135.5MB in the beginning and 122.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.12ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 285.26ms. Allocated memory is still 165.7MB. Free memory was 120.0MB in the beginning and 126.3MB in the end (delta: -6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 4346.86ms. Allocated memory is still 165.7MB. Free memory was 126.3MB in the beginning and 60.4MB in the end (delta: 65.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:46:59,571 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:01,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:01,322 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 11:47:01,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:01,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:01,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:01,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:01,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:01,349 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:01,350 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:01,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:01,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:01,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:01,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:01,351 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:01,351 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:01,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:01,352 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:01,352 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:01,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:01,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:01,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:01,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:01,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:01,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:01,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:01,358 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:01,358 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:01,358 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:01,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:01,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:01,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:01,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:01,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:01,373 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 11:47:01,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 11:47:01,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:01,373 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:01,374 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:01,374 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:01,374 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 11:47:01,374 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:01,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:01,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:01,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:01,632 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:01,632 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:01,633 INFO L431 ainManager$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 [2024-09-25 11:47:01,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:01,674 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:01,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-25 11:47:02,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:03,109 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:03,110 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c [2024-09-25 11:47:03,114 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/00b6bc9b3/4c02e17a24274bdfacb4d8c124eda3e1/FLAGf062d2a4a [2024-09-25 11:47:03,534 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/00b6bc9b3/4c02e17a24274bdfacb4d8c124eda3e1 [2024-09-25 11:47:03,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:03,535 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:03,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:03,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:03,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:03,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:01" (1/2) ... [2024-09-25 11:47:03,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7850f1d8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:03, skipping insertion in model container [2024-09-25 11:47:03,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:01" (1/2) ... [2024-09-25 11:47:03,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30b32be3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:03, skipping insertion in model container [2024-09-25 11:47:03,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:03" (2/2) ... [2024-09-25 11:47:03,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7850f1d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03, skipping insertion in model container [2024-09-25 11:47:03,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:03" (2/2) ... [2024-09-25 11:47:03,548 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:03,549 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))) [2024-09-25 11:47:03,549 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 11:47:03,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:03,692 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] [2024-09-25 11:47:03,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:03,730 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 11:47:03,763 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/egcd-ll.c[489,502] Start Parsing Local [2024-09-25 11:47:03,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:03,795 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:03,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03 WrapperNode [2024-09-25 11:47:03,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:03,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:03,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:03,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:03,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,818 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,830 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 [2024-09-25 11:47:03,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,845 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:03,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:03,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:03,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:03,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (1/1) ... [2024-09-25 11:47:03,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:03,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:03,894 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) [2024-09-25 11:47:03,897 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 [2024-09-25 11:47:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:03,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:03,932 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:03,932 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:03,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:03,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:03,932 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:03,933 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 11:47:03,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:03,989 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:03,990 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:11,574 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:11,655 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:11,673 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:11,673 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:47:11,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:11 BoogieIcfgContainer [2024-09-25 11:47:11,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:11,674 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:11,674 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:11,674 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:11,674 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:01" (1/4) ... [2024-09-25 11:47:11,675 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5f186dfc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:11, skipping insertion in model container [2024-09-25 11:47:11,675 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:03" (2/4) ... [2024-09-25 11:47:11,675 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5f186dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:11, skipping insertion in model container [2024-09-25 11:47:11,675 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:03" (3/4) ... [2024-09-25 11:47:11,675 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5f186dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:11, skipping insertion in model container [2024-09-25 11:47:11,676 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:11" (4/4) ... [2024-09-25 11:47:11,680 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll.c [2024-09-25 11:47:11,683 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:47:11,683 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:11,683 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-25 11:47:11,683 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:11,684 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:11,685 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L41-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:11,685 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 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 [2024-09-25 11:47:11,738 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:47:11,739 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:11,740 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:11,740 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:11,741 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:11,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:11,764 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:47:11,765 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:11,765 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:11,766 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:11,766 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:11,766 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:16,027 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:16,133 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-25 11:47:16,133 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:16,133 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:16,133 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:16,134 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:16,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:16,178 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-25 11:47:16,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:16,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:16,179 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:16,179 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:16,184 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:20,420 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:20,515 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 11:47:20,515 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:20,515 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:20,516 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:20,516 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:20,516 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,536 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-25 11:47:20,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:20,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:20,536 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:20,540 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:24,783 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:24,867 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:24,867 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:24,867 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:24,867 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:24,867 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:24,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:24,870 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:24,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:24,871 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:24,871 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:24,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:24,871 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:25,130 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:25,143 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-25 11:47:25,143 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:25,144 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:25,144 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:25,144 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:25,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:25,181 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-25 11:47:25,181 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:25,181 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:25,182 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:25,182 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:25,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:30,130 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:30,364 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:30,364 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:30,364 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:30,364 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:30,364 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:30,364 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:30,367 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:30,367 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:30,367 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:30,368 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:30,368 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:30,368 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:32,437 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:32,528 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 11:47:32,528 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:32,528 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:32,528 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:32,529 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:32,529 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,537 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-25 11:47:32,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,537 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:32,537 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:32,537 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:32,540 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:32,543 INFO L520 InvariantChecker]: The annotation(s) from loop head L41-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:32,555 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 11:47:32,555 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:32,555 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:32,556 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:32,556 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:32,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,569 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-25 11:47:32,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,572 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:32,572 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:32,572 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:32,575 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:36,842 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:36,931 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:47:36,931 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:36,931 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:36,931 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:36,932 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:36,932 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,942 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:47:36,942 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,942 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:36,942 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:36,942 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:36,943 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:36,944 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:36,950 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:36,950 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:36,950 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:36,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:36,950 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:36,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,951 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:36,951 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,951 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:36,951 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:36,951 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:36,952 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:36,956 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:47:36,964 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:36,964 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:36,964 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:36,965 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:36,965 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:36,965 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,971 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:36,971 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,971 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:36,971 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:36,971 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:36,971 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:41,222 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:41,306 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:47:41,306 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5f186dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:47:41, skipping insertion in model container [2024-09-25 11:47:41,306 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:47:41,311 INFO L158 Benchmark]: Toolchain (without parser) took 37775.60ms. Allocated memory is still 102.8MB. Free memory was 67.5MB in the beginning and 65.7MB in the end (delta: 1.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-09-25 11:47:41,312 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 54.5MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:41,312 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 27.8MB in the beginning and 27.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:41,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.52ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 53.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 11:47:41,313 INFO L158 Benchmark]: Boogie Preprocessor took 55.15ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 50.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:47:41,314 INFO L158 Benchmark]: RCFGBuilder took 7821.02ms. Allocated memory is still 102.8MB. Free memory was 50.7MB in the beginning and 64.5MB in the end (delta: -13.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-09-25 11:47:41,314 INFO L158 Benchmark]: Referee took 29632.58ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 65.7MB in the end (delta: -1.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-09-25 11:47:41,316 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 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 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 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 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 entry of procedure main 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 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.09ms. Allocated memory is still 54.5MB. Free memory is still 29.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 27.8MB in the beginning and 27.7MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.52ms. Allocated memory is still 102.8MB. Free memory was 67.2MB in the beginning and 53.2MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.15ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 50.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7821.02ms. Allocated memory is still 102.8MB. Free memory was 50.7MB in the beginning and 64.5MB in the end (delta: -13.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Referee took 29632.58ms. Allocated memory is still 102.8MB. Free memory was 64.5MB in the beginning and 65.7MB in the end (delta: -1.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:47:41,493 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...