This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:48:51,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:48:51,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:48:51,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:48:51,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:48:51,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:48:51,871 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:48:51,872 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:48:51,872 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:48:51,873 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:48:51,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:48:51,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:48:51,875 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:48:51,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:48:51,876 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:48:51,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:48:51,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:48:51,877 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:48:51,878 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:48:51,878 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:48:51,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:48:51,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:48:51,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:48:51,879 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:48:51,879 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:48:51,880 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:48:51,880 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:48:51,880 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:48:51,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:48:51,881 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:48:51,881 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:48:51,881 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:48:51,882 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:48:51,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:51,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:48:51,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:48:51,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:48:51,884 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:48:51,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:48:51,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:48:51,884 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:48:51,885 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:48:51,885 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:48:51,886 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:48:52,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:48:52,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:48:52,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:48:52,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:48:52,216 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:48:52,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-09-21 12:48:53,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:53,819 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:53,820 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-09-21 12:48:53,828 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c74932682/699326686bd4478eb115153e068a0af0/FLAGfaf847371 [2024-09-21 12:48:53,841 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c74932682/699326686bd4478eb115153e068a0af0 [2024-09-21 12:48:53,845 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:53,846 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:53,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml [2024-09-21 12:48:53,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:53,915 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:53,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:53,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:53,922 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:53,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:53" (1/2) ... [2024-09-21 12:48:53,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d0c5937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:53" (1/2) ... [2024-09-21 12:48:53,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7920e457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (2/2) ... [2024-09-21 12:48:53,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d0c5937 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (2/2) ... [2024-09-21 12:48:53,940 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:53,941 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-09-21 12:48:53,941 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-09-21 12:48:53,941 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:48:53,941 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-21 12:48:53,965 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:54,125 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c[576,589] [2024-09-21 12:48:54,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:54,152 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:48:54,183 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c[576,589] Start Parsing Local Start Parsing Local [2024-09-21 12:48:54,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:54,209 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:54,210 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54 WrapperNode [2024-09-21 12:48:54,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:54,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:54,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:54,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:54,229 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,236 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,245 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:48:54,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:54,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:54,260 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:54,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:54,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (1/1) ... [2024-09-21 12:48:54,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:54,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:54,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:48:54,301 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:48:54,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:54,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:54,345 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:48:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:54,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:54,347 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:48:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:54,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:48:54,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:48:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:48:54,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:54,452 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:54,459 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:54,665 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:54,695 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:54,729 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:54,729 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 12:48:54,729 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:54 BoogieIcfgContainer [2024-09-21 12:48:54,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:54,730 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:54,730 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:54,733 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:54,733 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:53" (1/4) ... [2024-09-21 12:48:54,734 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@36d6703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:54, skipping insertion in model container [2024-09-21 12:48:54,735 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:48:53" (2/4) ... [2024-09-21 12:48:54,736 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@36d6703 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:54, skipping insertion in model container [2024-09-21 12:48:54,736 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:54" (3/4) ... [2024-09-21 12:48:54,736 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@36d6703 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:54, skipping insertion in model container [2024-09-21 12:48:54,736 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:54" (4/4) ... [2024-09-21 12:48:54,737 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound20.c [2024-09-21 12:48:54,742 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 12:48:54,743 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:54,743 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:48:54,744 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:54,744 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:48:54,744 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:48:54,744 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:48:54,744 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-21 12:48:54,745 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-21 12:48:54,746 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 12:48:54,746 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-21 12:48:54,746 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:48:54,746 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:48:54,746 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:48:54,747 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:48:54,747 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 12:48:54,821 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:48:54,822 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,822 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,823 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,824 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,825 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,834 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:48:54,836 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,836 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,837 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,837 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,841 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,860 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:54,884 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-21 12:48:54,884 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,884 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,884 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,904 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-21 12:48:54,904 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,904 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,904 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,905 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,905 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,909 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:54,940 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:48:54,940 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,941 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,941 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,941 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,941 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,946 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:48:54,947 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,947 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,947 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,947 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,947 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,954 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:54,977 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:48:54,977 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,978 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,978 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,978 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,988 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:48:54,989 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,989 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,989 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,989 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,989 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,992 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:55,003 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:48:55,004 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,004 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,004 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,004 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,012 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:48:55,012 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,012 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,012 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,013 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,013 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,015 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:55,030 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:55,031 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,031 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,031 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,031 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,031 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,035 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:55,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,036 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,036 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,036 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,040 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:55,051 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-21 12:48:55,051 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,051 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,051 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,052 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,052 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,069 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-21 12:48:55,069 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,069 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,069 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,069 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,069 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,079 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:55,094 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:48:55,094 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,095 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,095 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,095 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,107 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:48:55,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,107 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,108 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,109 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,109 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,113 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:55,127 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:48:55,128 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,128 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,128 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,129 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,140 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:48:55,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,141 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,141 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,141 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,141 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,145 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:55,157 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-21 12:48:55,158 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,158 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,158 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,158 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,159 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,175 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-21 12:48:55,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,176 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,176 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,176 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,179 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,185 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:55,195 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:55,195 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,196 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,196 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,196 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,196 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,198 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:55,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,199 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,199 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,199 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,199 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,201 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:55,209 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:48:55,209 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,209 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,209 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,209 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,209 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,214 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:48:55,214 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,215 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,215 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,215 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,215 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,220 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:55,230 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:48:55,230 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,230 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,230 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,230 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,231 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,234 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:48:55,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,234 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,234 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,234 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,234 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,237 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:55,247 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:55,247 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:55,247 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:55,247 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:55,247 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:55,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,248 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:55,249 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:55,249 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:55,249 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:55,249 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:55,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:55,251 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:48:55,255 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:48:55,255 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@36d6703 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:48:55, skipping insertion in model container [2024-09-21 12:48:55,256 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:48:55,257 INFO L158 Benchmark]: Toolchain (without parser) took 1340.95ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 71.5MB in the end (delta: 75.2MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:55,258 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 176.2MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:55,259 INFO L158 Benchmark]: Witness Parser took 0.52ms. Allocated memory is still 176.2MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:55,259 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.77ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 132.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:55,260 INFO L158 Benchmark]: Boogie Preprocessor took 42.41ms. Allocated memory is still 176.2MB. Free memory was 132.9MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:55,261 INFO L158 Benchmark]: RCFGBuilder took 469.60ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 136.5MB in the end (delta: -5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:48:55,262 INFO L158 Benchmark]: Referee took 525.84ms. Allocated memory is still 176.2MB. Free memory was 136.5MB in the beginning and 71.5MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-21 12:48:55,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 55. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 176.2MB. Free memory is still 145.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.52ms. Allocated memory is still 176.2MB. Free memory is still 143.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.77ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 132.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.41ms. Allocated memory is still 176.2MB. Free memory was 132.9MB in the beginning and 130.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 469.60ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 136.5MB in the end (delta: -5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 525.84ms. Allocated memory is still 176.2MB. Free memory was 136.5MB in the beginning and 71.5MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:48:55,297 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...