This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:48:50,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:48:50,827 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:48:50,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:48:50,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:48:50,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:48:50,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:48:50,858 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:48:50,859 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:48:50,859 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:48:50,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:48:50,860 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:48:50,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:48:50,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:48:50,861 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:48:50,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:48:50,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:48:50,862 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:48:50,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:48:50,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:48:50,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:48:50,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:48:50,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:48:50,868 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:48:50,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:48:50,869 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:48:50,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:48:50,869 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:48:50,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:48:50,870 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:48:50,870 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:48:50,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:48:50,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:48:50,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:50,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:48:50,872 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:48:50,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:48:50,873 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:48:50,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:48:50,874 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:48:50,874 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:48:50,874 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:48:50,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:48:50,875 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:48:51,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:48:51,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:48:51,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:48:51,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:48:51,139 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:48:51,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-21 12:48:52,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:52,710 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:52,711 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-21 12:48:52,718 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/808c9ba32/3a133e8f1ec541d1b4c9a5c8ddc4ab90/FLAG88d30f8e6 [2024-09-21 12:48:52,736 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/808c9ba32/3a133e8f1ec541d1b4c9a5c8ddc4ab90 [2024-09-21 12:48:52,738 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:52,739 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:52,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml [2024-09-21 12:48:52,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:52,796 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:52,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:52,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:52,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:52,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:52" (1/2) ... [2024-09-21 12:48:52,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502faff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:52, skipping insertion in model container [2024-09-21 12:48:52,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:52" (1/2) ... [2024-09-21 12:48:52,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38767b6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:52, skipping insertion in model container [2024-09-21 12:48:52,809 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 12:48:52" (2/2) ... [2024-09-21 12:48:52,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502faff2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:52, skipping insertion in model container [2024-09-21 12:48:52,809 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 12:48:52" (2/2) ... [2024-09-21 12:48:52,821 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:52,821 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 12:48:52,821 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 12:48:52,822 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-21 12:48:52,822 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:48:52,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:52,990 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_valuebound100.c[576,589] [2024-09-21 12:48:53,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:53,016 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:48:53,053 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_valuebound100.c[576,589] Start Parsing Local Start Parsing Local [2024-09-21 12:48:53,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:53,096 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:53,097 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:53 WrapperNode [2024-09-21 12:48:53,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:53,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:53,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:53,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:53,110 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,111 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,117 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,126 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 12:48:53,126 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,126 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,133 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,136 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,140 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,141 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:53,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:53,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:53,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:53,166 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 12:48:53" (1/1) ... [2024-09-21 12:48:53,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:53,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:53,215 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 12:48:53,217 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 12:48:53,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:53,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:53,254 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:53,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:48:53,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:53,255 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:48:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:53,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:53,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:48:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:48:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:48:53,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:53,310 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:53,312 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:53,456 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:53,471 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:53,494 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:53,495 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 12:48:53,495 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:53 BoogieIcfgContainer [2024-09-21 12:48:53,495 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:53,496 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:53,496 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:53,497 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:53,497 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:52" (1/4) ... [2024-09-21 12:48:53,498 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21e1a379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,498 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 12:48:52" (2/4) ... [2024-09-21 12:48:53,498 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21e1a379 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,498 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 12:48:53" (3/4) ... [2024-09-21 12:48:53,499 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21e1a379 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:53, skipping insertion in model container [2024-09-21 12:48:53,499 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 12:48:53" (4/4) ... [2024-09-21 12:48:53,500 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound100.c [2024-09-21 12:48:53,504 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 12:48:53,504 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 12:48:53,505 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 12:48:53,505 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 12:48:53,505 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 12:48:53,505 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 12:48:53,506 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 12:48:53,506 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 12:48:53,506 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 12:48:53,506 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 12:48:53,507 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 12:48:53,507 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 12:48:53,507 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 12:48:53,507 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 12:48:53,507 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 12:48:53,508 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location [2024-09-21 12:48:53,572 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:48:53,573 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,573 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,574 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,575 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,593 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:48:53,594 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,594 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,595 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,595 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,598 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,617 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:53,640 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-21 12:48:53,641 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,641 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,641 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,641 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,654 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-21 12:48:53,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,655 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,655 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,655 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,656 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,657 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,678 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:48:53,678 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,679 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,679 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,679 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,679 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,686 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:48:53,686 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,686 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,687 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,687 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,687 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,689 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,711 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:48:53,711 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,711 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,711 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,711 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,729 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:48:53,729 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,730 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,730 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,730 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,730 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,733 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,746 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:48:53,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,751 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:48:53,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,752 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,752 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,752 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,752 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,754 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,765 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:53,766 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,766 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,766 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,766 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,766 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,769 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:53,769 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,770 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,770 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,770 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,774 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,790 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-21 12:48:53,790 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,790 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,790 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,813 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-21 12:48:53,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,814 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,814 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,814 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,814 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,822 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:53,840 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:48:53,841 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,841 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,841 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,842 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,842 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,851 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:48:53,851 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,851 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,852 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,852 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,852 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,855 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:53,869 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:48:53,870 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,870 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,870 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,870 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,881 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:48:53,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,882 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,882 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,882 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,882 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,885 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:53,900 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-21 12:48:53,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,917 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-21 12:48:53,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,918 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,918 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,918 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,921 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,930 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:53,941 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:53,943 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,944 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,944 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,947 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:53,948 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,948 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,948 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,948 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,948 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,951 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:53,964 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:48:53,964 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:53,964 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:53,965 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:53,965 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:53,965 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,974 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:48:53,977 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:53,978 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:53,978 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:53,978 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:53,978 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:53,980 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:54,003 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:48:54,004 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,005 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,005 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,005 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,008 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:48:54,008 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,009 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,009 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,009 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,009 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,012 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:54,023 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:54,023 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:54,023 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:54,024 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:54,024 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:54,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,026 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:54,026 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:54,027 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:54,027 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:54,027 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:54,027 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:54,028 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:48:54,032 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:48:54,033 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@21e1a379 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:48:54, skipping insertion in model container [2024-09-21 12:48:54,033 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:48:54,035 INFO L158 Benchmark]: Toolchain (without parser) took 1238.70ms. Allocated memory is still 178.3MB. Free memory was 107.6MB in the beginning and 143.9MB in the end (delta: -36.2MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-09-21 12:48:54,036 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:54,036 INFO L158 Benchmark]: Witness Parser took 1.11ms. Allocated memory is still 178.3MB. Free memory was 109.8MB in the beginning and 109.6MB in the end (delta: 210.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:54,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.44ms. Allocated memory is still 178.3MB. Free memory was 107.4MB in the beginning and 93.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:54,038 INFO L158 Benchmark]: Boogie Preprocessor took 45.57ms. Allocated memory is still 178.3MB. Free memory was 93.6MB in the beginning and 91.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:54,039 INFO L158 Benchmark]: RCFGBuilder took 335.43ms. Allocated memory is still 178.3MB. Free memory was 150.6MB in the beginning and 135.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:54,040 INFO L158 Benchmark]: Referee took 537.55ms. Allocated memory is still 178.3MB. Free memory was 135.9MB in the beginning and 143.9MB in the end (delta: -8.0MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:54,042 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 loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. 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 loop head at line 38 to loop head at line 47. 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 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 check that procedure precondition always holds at line 49. 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 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 55. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.11ms. Allocated memory is still 178.3MB. Free memory was 109.8MB in the beginning and 109.6MB in the end (delta: 210.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.44ms. Allocated memory is still 178.3MB. Free memory was 107.4MB in the beginning and 93.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.57ms. Allocated memory is still 178.3MB. Free memory was 93.6MB in the beginning and 91.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 335.43ms. Allocated memory is still 178.3MB. Free memory was 150.6MB in the beginning and 135.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 537.55ms. Allocated memory is still 178.3MB. Free memory was 135.9MB in the beginning and 143.9MB in the end (delta: -8.0MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:48:54,073 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...