This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:54,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:54,794 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:08:54,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:54,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:54,825 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:54,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:54,826 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:54,827 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:54,827 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:54,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:54,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:54,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:54,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:54,829 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:54,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:54,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:54,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:54,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:08:54,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:54,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:54,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:54,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:54,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:54,839 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:54,839 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:54,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:54,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:54,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:54,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:54,840 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:54,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:54,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:54,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:54,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:54,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:54,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:54,845 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:08:54,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:08:54,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:54,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:54,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:54,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:54,847 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:55,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:55,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:55,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:55,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:55,110 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:55,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c [2024-09-13 10:08:56,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:08:56,737 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:08:56,738 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c [2024-09-13 10:08:56,746 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/75eee5926/bfb61e600a9f48a28716311b25d936e6/FLAG4709d301e [2024-09-13 10:08:57,142 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/75eee5926/bfb61e600a9f48a28716311b25d936e6 [2024-09-13 10:08:57,145 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:57,145 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:57,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound2.yml/witness-2.1.yml [2024-09-13 10:08:57,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:08:57,203 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:08:57,204 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:57,204 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:08:57,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:08:57,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:57" (1/2) ... [2024-09-13 10:08:57,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f70c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:57" (1/2) ... [2024-09-13 10:08:57,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4876eeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:57" (2/2) ... [2024-09-13 10:08:57,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f70c7f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:57" (2/2) ... [2024-09-13 10:08:57,223 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:08:57,226 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 10:08:57,227 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 10:08:57,227 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 10:08:57,227 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 10:08:57,244 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:08:57,396 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c[576,589] [2024-09-13 10:08:57,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:57,425 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:08:57,466 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound2.c[576,589] Start Parsing Local Start Parsing Local [2024-09-13 10:08:57,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:57,495 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:08:57,495 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57 WrapperNode [2024-09-13 10:08:57,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:57,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:08:57,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:08:57,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:08:57,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,532 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:08:57,532 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:08:57,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:08:57,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:08:57,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:08:57,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (1/1) ... [2024-09-13 10:08:57,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:57,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:08:57,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 10:08:57,571 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 10:08:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:08:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:08:57,607 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:08:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:08:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:08:57,608 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:08:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:08:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:08:57,608 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:08:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:08:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:08:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:08:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:08:57,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:08:57,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:08:57,664 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:08:57,667 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:08:57,824 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:57,845 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:08:57,884 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:08:57,885 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:08:57,885 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:57 BoogieIcfgContainer [2024-09-13 10:08:57,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:08:57,886 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:08:57,886 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:08:57,887 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:08:57,887 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:08:57" (1/4) ... [2024-09-13 10:08:57,887 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@516bb380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,887 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:57" (2/4) ... [2024-09-13 10:08:57,888 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@516bb380 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,888 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:57" (3/4) ... [2024-09-13 10:08:57,888 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@516bb380 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:57, skipping insertion in model container [2024-09-13 10:08:57,888 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:57" (4/4) ... [2024-09-13 10:08:57,889 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound2.c [2024-09-13 10:08:57,892 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:08:57,892 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:57,892 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:08:57,893 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:57,893 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:08:57,893 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:57,893 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:57,894 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 10:08:57,894 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:08:57,894 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:08:57,894 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 10:08:57,912 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:57,912 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:57,912 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:57,912 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:57,913 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:08:58,025 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:08:58,026 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,028 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,029 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,030 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,031 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,046 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:08:58,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,048 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,049 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,052 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,073 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:58,108 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:08:58,112 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,112 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,113 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,113 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,129 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:08:58,132 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,132 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,133 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,133 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,133 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,136 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,162 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:58,163 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,163 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,163 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,163 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,176 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:58,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,176 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,176 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,176 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,176 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,181 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,204 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:08:58,204 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,204 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,204 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,205 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,222 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:08:58,222 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,223 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,223 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,223 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,223 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,230 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,246 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:58,246 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,247 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,247 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,247 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,255 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:58,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,256 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,256 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,256 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,257 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,259 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,274 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:58,274 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,275 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,275 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,275 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,275 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,279 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:58,279 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,280 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,280 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,280 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,285 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,301 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 10:08:58,301 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,302 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,302 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,302 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,303 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,323 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 10:08:58,323 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,323 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,324 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,324 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,324 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,330 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:58,345 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:08:58,346 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,346 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,346 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,347 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,356 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:08:58,356 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,356 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,357 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,357 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,357 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,360 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:58,373 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:08:58,373 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,374 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,374 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,374 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,374 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,384 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:08:58,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,384 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,385 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,385 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,385 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,388 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:58,401 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 10:08:58,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,402 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,418 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-13 10:08:58,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,419 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,419 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,419 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,422 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,429 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:58,440 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:58,442 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,442 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,442 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,442 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,445 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:58,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,446 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,446 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,449 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,460 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:58,461 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,461 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,461 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,461 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,461 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,473 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:58,473 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,474 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,474 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,474 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,474 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,476 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:58,486 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:08:58,487 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,488 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,488 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,489 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,489 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,491 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:08:58,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,491 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,491 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,491 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,492 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,494 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:58,504 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:58,504 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:58,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:58,505 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:58,505 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:58,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,507 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:58,507 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:58,507 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:58,507 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:58,507 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:58,507 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:58,509 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:08:58,512 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:08:58,512 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@516bb380 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:08:58, skipping insertion in model container [2024-09-13 10:08:58,512 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:08:58,514 INFO L158 Benchmark]: Toolchain (without parser) took 1310.46ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 99.5MB in the beginning and 99.4MB in the end (delta: 164.3kB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:58,515 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 155.2MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:58,515 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:58,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.62ms. Allocated memory is still 155.2MB. Free memory was 99.2MB in the beginning and 84.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:58,516 INFO L158 Benchmark]: Boogie Preprocessor took 46.45ms. Allocated memory is still 155.2MB. Free memory was 84.4MB in the beginning and 82.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:08:58,516 INFO L158 Benchmark]: RCFGBuilder took 341.42ms. Allocated memory is still 155.2MB. Free memory was 82.4MB in the beginning and 67.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:58,517 INFO L158 Benchmark]: Referee took 626.74ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 67.7MB in the beginning and 99.4MB in the end (delta: -31.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-09-13 10:08:58,519 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 47. 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 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 49. 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 55. 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 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 38. 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 check that procedure precondition always holds at line 39. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 155.2MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.62ms. Allocated memory is still 155.2MB. Free memory was 99.2MB in the beginning and 84.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.45ms. Allocated memory is still 155.2MB. Free memory was 84.4MB in the beginning and 82.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 341.42ms. Allocated memory is still 155.2MB. Free memory was 82.4MB in the beginning and 67.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 626.74ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 67.7MB in the beginning and 99.4MB in the end (delta: -31.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:08:58,560 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...