This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:52,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:52,840 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:08:52,843 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:52,844 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:52,867 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:52,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:52,868 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:52,868 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:52,869 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:52,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:52,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:52,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:52,871 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:52,871 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:52,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:52,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:52,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:52,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:08:52,872 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:52,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:52,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:52,875 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:52,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:52,876 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:52,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:52,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:08:52,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:08:52,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:52,878 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:52,880 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:52,880 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:52,880 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:53,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:53,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:53,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:53,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:53,092 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:53,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c [2024-09-13 10:08:54,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:08:54,412 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:08:54,413 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound50.c [2024-09-13 10:08:54,418 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a9ae3c699/dfcd925fb6144b22a760cc48d8546469/FLAGe6aaba879 [2024-09-13 10:08:54,832 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a9ae3c699/dfcd925fb6144b22a760cc48d8546469 [2024-09-13 10:08:54,835 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:54,836 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:54,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound50.yml/witness-2.1.yml [2024-09-13 10:08:54,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:08:54,881 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:08:54,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:54,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:08:54,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:08:54,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:54" (1/2) ... [2024-09-13 10:08:54,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60233eb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:54, skipping insertion in model container [2024-09-13 10:08:54,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:54" (1/2) ... [2024-09-13 10:08:54,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7095040d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:54, skipping insertion in model container [2024-09-13 10:08:54,891 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 10:08:54" (2/2) ... [2024-09-13 10:08:54,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60233eb2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:54, skipping insertion in model container [2024-09-13 10:08:54,891 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 10:08:54" (2/2) ... [2024-09-13 10:08:54,899 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:08:54,902 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-13 10:08:54,902 INFO L1541 ArrayList]: Loop invariant at [L37-L61] (((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (\old(counter) == 0)) && (1 <= y)) [2024-09-13 10:08:54,902 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures ((\old(cond) != 0) && (counter == 0)) [2024-09-13 10:08:54,902 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 10:08:54,902 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 10:08:54,917 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:08:55,069 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_unwindbound50.c[576,589] [2024-09-13 10:08:55,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:55,096 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:08:55,122 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_unwindbound50.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 10:08:55,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:55,141 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:08:55,141 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:55 WrapperNode [2024-09-13 10:08:55,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:55,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:08:55,142 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:08:55,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:08:55,150 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,151 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,156 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,162 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 10:08:55,162 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,163 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,167 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,170 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,170 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,171 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:08:55,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:08:55,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:08:55,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:08:55,176 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 10:08:55" (1/1) ... [2024-09-13 10:08:55,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:55,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:08:55,197 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 10:08:55,198 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 10:08:55,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:08:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:08:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:08:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:08:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:08:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:08:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:08:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:08:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:08:55,290 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:08:55,291 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:08:55,307 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:55,327 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:55,422 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:55,432 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:08:55,454 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:08:55,456 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:08:55,456 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:55 BoogieIcfgContainer [2024-09-13 10:08:55,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:08:55,457 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:08:55,458 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:08:55,458 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:08:55,459 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:08:54" (1/4) ... [2024-09-13 10:08:55,459 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e97e310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:55, skipping insertion in model container [2024-09-13 10:08:55,459 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 10:08:54" (2/4) ... [2024-09-13 10:08:55,459 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e97e310 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:55, skipping insertion in model container [2024-09-13 10:08:55,462 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 10:08:55" (3/4) ... [2024-09-13 10:08:55,462 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e97e310 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:55, skipping insertion in model container [2024-09-13 10:08:55,462 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 10:08:55" (4/4) ... [2024-09-13 10:08:55,463 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound50.c [2024-09-13 10:08:55,466 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:08:55,466 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 10:08:55,467 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:55,468 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:55,468 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:08:55,468 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 10:08:55,468 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 10:08:55,468 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-13 10:08:55,468 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 10:08:55,468 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:55,469 INFO L130 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 8 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head [2024-09-13 10:08:55,522 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:08:55,523 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,523 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,523 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,524 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,531 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:08:55,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,532 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,532 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,532 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,535 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,546 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:55,572 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:55,572 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,572 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,572 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,573 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,585 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:55,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,587 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,590 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,602 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:08:55,602 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,602 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,602 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,603 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,603 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,620 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 10:08:55,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,621 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,621 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,621 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,624 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,627 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,637 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 10:08:55,637 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,637 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,637 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,647 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 10:08:55,647 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,648 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,648 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,648 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,650 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,660 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:55,660 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,660 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,660 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,660 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,660 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,664 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:55,664 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,665 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,665 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,665 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,666 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,675 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:08:55,677 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,677 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,677 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,685 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:08:55,685 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,685 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,685 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,685 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,686 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,688 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,699 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:55,700 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,700 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,700 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,705 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:55,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,706 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,708 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,708 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,708 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,710 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:55,724 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 10:08:55,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,725 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,725 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,741 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-13 10:08:55,742 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,742 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,743 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,743 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,746 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,750 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:55,760 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:08:55,760 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,761 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,761 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,761 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,762 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:08:55,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,763 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,763 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,764 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,764 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,765 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,801 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:55,802 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,802 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,802 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,802 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,820 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:55,824 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,825 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,825 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,825 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,825 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,829 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,836 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:55,836 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,836 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,837 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,837 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,837 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,838 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:55,838 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,838 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,838 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,838 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,838 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,840 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,849 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:08:55,849 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,849 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,849 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,849 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,849 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,855 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:08:55,855 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,856 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,856 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,856 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,856 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,858 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:55,865 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-13 10:08:55,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,866 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,866 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,866 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,866 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,878 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-13 10:08:55,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,879 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,879 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,879 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,882 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:55,889 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:08:55,889 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,889 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,890 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,890 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,891 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:08:55,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,893 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,895 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:55,900 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-13 10:08:55,901 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,901 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,901 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,901 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,912 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-13 10:08:55,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,912 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,913 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,914 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:55,919 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:55,919 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,920 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,920 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,920 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,920 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,921 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:55,921 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,921 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,921 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,922 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,922 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,923 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:08:55,929 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:55,929 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:55,929 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:55,929 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:55,929 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:55,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,936 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:55,936 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:55,936 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:55,936 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:55,936 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:55,936 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:55,937 INFO L514 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:55,941 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:08:55,942 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7e97e310 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:08:55, skipping insertion in model container [2024-09-13 10:08:55,942 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:08:55,943 INFO L158 Benchmark]: Toolchain (without parser) took 1061.66ms. Allocated memory is still 155.2MB. Free memory was 92.6MB in the beginning and 86.7MB in the end (delta: 5.9MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2024-09-13 10:08:55,943 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:55,943 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 155.2MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:55,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.46ms. Allocated memory is still 155.2MB. Free memory was 92.0MB in the beginning and 120.8MB in the end (delta: -28.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-13 10:08:55,944 INFO L158 Benchmark]: Boogie Preprocessor took 32.83ms. Allocated memory is still 155.2MB. Free memory was 120.8MB in the beginning and 118.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:08:55,945 INFO L158 Benchmark]: RCFGBuilder took 281.27ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 103.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:55,946 INFO L158 Benchmark]: Referee took 484.51ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 86.7MB in the end (delta: 16.6MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-09-13 10:08:55,947 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 37 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 37 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds 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 entry of procedure main to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 155.2MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 258.46ms. Allocated memory is still 155.2MB. Free memory was 92.0MB in the beginning and 120.8MB in the end (delta: -28.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.83ms. Allocated memory is still 155.2MB. Free memory was 120.8MB in the beginning and 118.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 281.27ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 103.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 484.51ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 86.7MB in the end (delta: 16.6MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:08:55,972 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...